switch(index - getSuperPropertyCount()) {
                case 0:
                    return WtXmlStartTag.this.getName();
                default:
                    return super.getValue(index);
            }

package org.sweble.wikitext.parser.nodes;

import java.io.IOException;
import de.fau.cs.osr.ptk.common.ast.AstNodePropertyIterator;
import de.fau.cs.osr.ptk.common.ast.Uninitialized;

public class WtXmlStartTag extends WtInnerNode1 implements WtNamedXmlElement, WtIntermediate {

    private static final long serialVersionUID = 1L;

    /**
     * Only for use by de-serialization code.
     */
    protected WtXmlStartTag() {
        super(Uninitialized.X);
    }

    protected WtXmlStartTag(String name, WtXmlAttributes xmlAttributes) {
        super(xmlAttributes);
        setName(name);
    }

    @Override
    public int getNodeType() {
        return NT_XML_START_TAG;
    }

    // Properties
    private String name;

    public final String getName() {
        return this.name;
    }

    public final void setName(String name) {
        if (name == null)
            throw new NullPointerException();
        this.name = name;
    }

    @Override
    public int getPropertyCount() {
        return 1 + getSuperPropertyCount();
    }

    private final int getSuperPropertyCount() {
        return super.getPropertyCount();
    }

    @Override
    public AstNodePropertyIterator propertyIterator() {
        return new WtXmlStartTagPropertyIterator();
    }

    protected class WtXmlStartTagPropertyIterator extends WtInnerNode1PropertyIterator {

        @Override
        protected int getPropertyCount() {
            return WtXmlStartTag.this.getPropertyCount();
        }

        @Override
        protected String getName(int index) {
            switch(index - getSuperPropertyCount()) {
                case 0:
                    return "name";
                default:
                    return super.getName(index);
            }
        }

        @Override
        protected Object getValue(int index) {

        }

        @Override
        protected Object setValue(int index, Object value) {
            switch(index - getSuperPropertyCount()) {
                case 0:
                    {
                        String old = WtXmlStartTag.this.getName();
                        WtXmlStartTag.this.setName((String) value);
                        return old;
                    }
                default:
                    return super.setValue(index, value);
            }
        }
    }

    // Children
    public final void setXmlAttributes(WtXmlAttributes xmlAttributes) {
        set(0, xmlAttributes);
    }

    public final WtXmlAttributes getXmlAttributes() {
        return (WtXmlAttributes) get(0);
    }

    private static final String[] CHILD_NAMES = new String[] { "xmlAttributes" };

    public final String[] getChildNames() {
        return CHILD_NAMES;
    }

    @Override
    public void toString(Appendable out) throws IOException {
        out.append(getClass().getSimpleName());
        out.append('[');
        out.append(name);
        out.append(']');
        out.append('(');
        boolean first = true;
        for (WtNode node : this) {
            if (first) {
                first = false;
            } else {
                out.append(", ");
            }
            node.toString(out);
        }
        out.append(')');
    }
}


switch(config.keyboard) {
            case Configuration.KEYBOARD_NOKEYS:
                parts.add("nokeys");
                break;
            case Configuration.KEYBOARD_QWERTY:
                parts.add("qwerty");
                break;
            case Configuration.KEYBOARD_12KEY:
                parts.add("12key");
                break;
            default:
                break;
        }

package android.content.res;

import com.android.internal.util.XmlUtils;
import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException;
import org.xmlpull.v1.XmlSerializer;
import android.content.pm.ActivityInfo;
import android.os.Build;
import android.os.Parcel;
import android.os.Parcelable;
import android.text.TextUtils;
import android.view.View;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Locale;

/**
 * This class describes all device configuration information that can
 * impact the resources the application retrieves.  This includes both
 * user-specified configuration options (locale and scaling) as well
 * as device configurations (such as input modes, screen size and screen orientation).
 *
You can acquire this object from {@link Resources}, using {@link
 * Resources#getConfiguration}. Thus, from an activity, you can get it by chaining the request
 * with {@link android.app.Activity#getResources}:

 *
Configuration config = getResources().getConfiguration();

 */
public final class Configuration implements Parcelable, Comparable<Configuration> {

    /**
     * @hide
     */
    public static final Configuration EMPTY = new Configuration();

    /**
     * Current user preference for the scaling factor for fonts, relative
     * to the base density scaling.
     */
    public float fontScale;

    /**
     * IMSI MCC (Mobile Country Code), corresponding to
     * mcc
     * resource qualifier.  0 if undefined.
     */
    public int mcc;

    /**
     * IMSI MNC (Mobile Network Code), corresponding to
     * mnc
     * resource qualifier.  0 if undefined. Note that the actual MNC may be 0; in order to check
     * for this use the {@link #MNC_ZERO} symbol.
     */
    public int mnc;

    /**
     * Constant used to to represent MNC (Mobile Network Code) zero.
     * 0 cannot be used, since it is used to represent an undefined MNC.
     */
    public static final int MNC_ZERO = 0xffff;

    /**
     * Current user preference for the locale, corresponding to
     * locale
     * resource qualifier.
     */
    public Locale locale;

    /**
     * Locale should persist on setting.  This is hidden because it is really
     * questionable whether this is the right way to expose the functionality.
     * @hide
     */
    public boolean userSetLocale;

    /**
     * Constant for {@link #screenLayout}: bits that encode the size.
     */
    public static final int SCREENLAYOUT_SIZE_MASK = 0x0f;

    /**
     * Constant for {@link #screenLayout}: a {@link #SCREENLAYOUT_SIZE_MASK}
     * value indicating that no size has been set.
     */
    public static final int SCREENLAYOUT_SIZE_UNDEFINED = 0x00;

    /**
     * Constant for {@link #screenLayout}: a {@link #SCREENLAYOUT_SIZE_MASK}
     * value indicating the screen is at least approximately 320x426 dp units,
     * corresponds to the
     * small
     * resource qualifier.
     * See Supporting
     * Multiple Screens for more information.
     */
    public static final int SCREENLAYOUT_SIZE_SMALL = 0x01;

    /**
     * Constant for {@link #screenLayout}: a {@link #SCREENLAYOUT_SIZE_MASK}
     * value indicating the screen is at least approximately 320x470 dp units,
     * corresponds to the
     * normal
     * resource qualifier.
     * See Supporting
     * Multiple Screens for more information.
     */
    public static final int SCREENLAYOUT_SIZE_NORMAL = 0x02;

    /**
     * Constant for {@link #screenLayout}: a {@link #SCREENLAYOUT_SIZE_MASK}
     * value indicating the screen is at least approximately 480x640 dp units,
     * corresponds to the
     * large
     * resource qualifier.
     * See Supporting
     * Multiple Screens for more information.
     */
    public static final int SCREENLAYOUT_SIZE_LARGE = 0x03;

    /**
     * Constant for {@link #screenLayout}: a {@link #SCREENLAYOUT_SIZE_MASK}
     * value indicating the screen is at least approximately 720x960 dp units,
     * corresponds to the
     * xlarge
     * resource qualifier.
     * See Supporting
     * Multiple Screens for more information.
     */
    public static final int SCREENLAYOUT_SIZE_XLARGE = 0x04;

    /**
     * Constant for {@link #screenLayout}: bits that encode the aspect ratio.
     */
    public static final int SCREENLAYOUT_LONG_MASK = 0x30;

    /**
     * Constant for {@link #screenLayout}: a {@link #SCREENLAYOUT_LONG_MASK}
     * value indicating that no size has been set.
     */
    public static final int SCREENLAYOUT_LONG_UNDEFINED = 0x00;

    /**
     * Constant for {@link #screenLayout}: a {@link #SCREENLAYOUT_LONG_MASK}
     * value that corresponds to the
     * notlong
     * resource qualifier.
     */
    public static final int SCREENLAYOUT_LONG_NO = 0x10;

    /**
     * Constant for {@link #screenLayout}: a {@link #SCREENLAYOUT_LONG_MASK}
     * value that corresponds to the
     * long
     * resource qualifier.
     */
    public static final int SCREENLAYOUT_LONG_YES = 0x20;

    /**
     * Constant for {@link #screenLayout}: bits that encode the layout direction.
     */
    public static final int SCREENLAYOUT_LAYOUTDIR_MASK = 0xC0;

    /**
     * Constant for {@link #screenLayout}: bits shift to get the layout direction.
     */
    public static final int SCREENLAYOUT_LAYOUTDIR_SHIFT = 6;

    /**
     * Constant for {@link #screenLayout}: a {@link #SCREENLAYOUT_LAYOUTDIR_MASK}
     * value indicating that no layout dir has been set.
     */
    public static final int SCREENLAYOUT_LAYOUTDIR_UNDEFINED = 0x00;

    /**
     * Constant for {@link #screenLayout}: a {@link #SCREENLAYOUT_LAYOUTDIR_MASK}
     * value indicating that a layout dir has been set to LTR.
     */
    public static final int SCREENLAYOUT_LAYOUTDIR_LTR = 0x01 << SCREENLAYOUT_LAYOUTDIR_SHIFT;

    /**
     * Constant for {@link #screenLayout}: a {@link #SCREENLAYOUT_LAYOUTDIR_MASK}
     * value indicating that a layout dir has been set to RTL.
     */
    public static final int SCREENLAYOUT_LAYOUTDIR_RTL = 0x02 << SCREENLAYOUT_LAYOUTDIR_SHIFT;

    /**
     * Constant for {@link #screenLayout}: bits that encode roundness of the screen.
     */
    public static final int SCREENLAYOUT_ROUND_MASK = 0x300;

    /**
     * @hide Constant for {@link #screenLayout}: bit shift to get to screen roundness bits
     */
    public static final int SCREENLAYOUT_ROUND_SHIFT = 8;

    /**
     * Constant for {@link #screenLayout}: a {@link #SCREENLAYOUT_ROUND_MASK} value indicating
     * that it is unknown whether or not the screen has a round shape.
     */
    public static final int SCREENLAYOUT_ROUND_UNDEFINED = 0x00;

    /**
     * Constant for {@link #screenLayout}: a {@link #SCREENLAYOUT_ROUND_MASK} value indicating
     * that the screen does not have a rounded shape.
     */
    public static final int SCREENLAYOUT_ROUND_NO = 0x1 << SCREENLAYOUT_ROUND_SHIFT;

    /**
     * Constant for {@link #screenLayout}: a {@link #SCREENLAYOUT_ROUND_MASK} value indicating
     * that the screen has a rounded shape. Corners may not be visible to the user;
     * developers should pay special attention to the {@link android.view.WindowInsets} delivered
     * to views for more information about ensuring content is not obscured.
     *
     *
Corresponds to the -round resource qualifier.

     */
    public static final int SCREENLAYOUT_ROUND_YES = 0x2 << SCREENLAYOUT_ROUND_SHIFT;

    /**
     * Constant for {@link #screenLayout}: a value indicating that screenLayout is undefined
     */
    public static final int SCREENLAYOUT_UNDEFINED = SCREENLAYOUT_SIZE_UNDEFINED | SCREENLAYOUT_LONG_UNDEFINED | SCREENLAYOUT_LAYOUTDIR_UNDEFINED | SCREENLAYOUT_ROUND_UNDEFINED;

    /**
     * Special flag we generate to indicate that the screen layout requires
     * us to use a compatibility mode for apps that are not modern layout
     * aware.
     * @hide
     */
    public static final int SCREENLAYOUT_COMPAT_NEEDED = 0x10000000;

    /**
     * Bit mask of overall layout of the screen.  Currently there are two
     * fields:
     *
The {@link #SCREENLAYOUT_SIZE_MASK} bits define the overall size
     * of the screen.  They may be one of
     * {@link #SCREENLAYOUT_SIZE_SMALL}, {@link #SCREENLAYOUT_SIZE_NORMAL},
     * {@link #SCREENLAYOUT_SIZE_LARGE}, or {@link #SCREENLAYOUT_SIZE_XLARGE}.

     *
     *
The {@link #SCREENLAYOUT_LONG_MASK} defines whether the screen
     * is wider/taller than normal.  They may be one of
     * {@link #SCREENLAYOUT_LONG_NO} or {@link #SCREENLAYOUT_LONG_YES}.

     *
     *
The {@link #SCREENLAYOUT_LAYOUTDIR_MASK} defines whether the screen layout
     * is either LTR or RTL.  They may be one of
     * {@link #SCREENLAYOUT_LAYOUTDIR_LTR} or {@link #SCREENLAYOUT_LAYOUTDIR_RTL}.

     *
     *
The {@link #SCREENLAYOUT_ROUND_MASK} defines whether the screen has a rounded
     * shape. They may be one of {@link #SCREENLAYOUT_ROUND_NO} or {@link #SCREENLAYOUT_ROUND_YES}.
     *

     *
     *
See Supporting
     * Multiple Screens for more information.

     */
    public int screenLayout;

    /**
     * @hide
     */
    static public int resetScreenLayout(int curLayout) {
        return (curLayout & ~(SCREENLAYOUT_LONG_MASK | SCREENLAYOUT_SIZE_MASK | SCREENLAYOUT_COMPAT_NEEDED)) | (SCREENLAYOUT_LONG_YES | SCREENLAYOUT_SIZE_XLARGE);
    }

    /**
     * @hide
     */
    static public int reduceScreenLayout(int curLayout, int longSizeDp, int shortSizeDp) {
        int screenLayoutSize;
        boolean screenLayoutLong;
        boolean screenLayoutCompatNeeded;
        // These semi-magic numbers define our compatibility modes for
        // applications with different screens.  These are guarantees to
        // app developers about the space they can expect for a particular
        // configuration.  DO NOT CHANGE!
        if (longSizeDp < 470) {
            // This is shorter than an HVGA normal density screen (which
            // is 480 pixels on its long side).
            screenLayoutSize = SCREENLAYOUT_SIZE_SMALL;
            screenLayoutLong = false;
            screenLayoutCompatNeeded = false;
        } else {
            // What size is this screen screen?
            if (longSizeDp >= 960 && shortSizeDp >= 720) {
                // 1.5xVGA or larger screens at medium density are the point
                // at which we consider it to be an extra large screen.
                screenLayoutSize = SCREENLAYOUT_SIZE_XLARGE;
            } else if (longSizeDp >= 640 && shortSizeDp >= 480) {
                // VGA or larger screens at medium density are the point
                // at which we consider it to be a large screen.
                screenLayoutSize = SCREENLAYOUT_SIZE_LARGE;
            } else {
                screenLayoutSize = SCREENLAYOUT_SIZE_NORMAL;
            }
            // If this screen is wider than normal HVGA, or taller
            // than FWVGA, then for old apps we want to run in size
            // compatibility mode.
            if (shortSizeDp > 321 || longSizeDp > 570) {
                screenLayoutCompatNeeded = true;
            } else {
                screenLayoutCompatNeeded = false;
            }
            if (((longSizeDp * 3) / 5) >= (shortSizeDp - 1)) {
                // Anything wider than WVGA (5:3) is considering to be long.
                screenLayoutLong = true;
            } else {
                screenLayoutLong = false;
            }
        }
        // Now reduce the last screenLayout to not be better than what we
        // have found.
        if (!screenLayoutLong) {
            curLayout = (curLayout & ~SCREENLAYOUT_LONG_MASK) | SCREENLAYOUT_LONG_NO;
        }
        if (screenLayoutCompatNeeded) {
            curLayout |= Configuration.SCREENLAYOUT_COMPAT_NEEDED;
        }
        int curSize = curLayout & SCREENLAYOUT_SIZE_MASK;
        if (screenLayoutSize < curSize) {
            curLayout = (curLayout & ~SCREENLAYOUT_SIZE_MASK) | screenLayoutSize;
        }
        return curLayout;
    }

    /**
     * Check if the Configuration's current {@link #screenLayout} is at
     * least the given size.
     *
     * @param size The desired size, either {@link #SCREENLAYOUT_SIZE_SMALL},
     * {@link #SCREENLAYOUT_SIZE_NORMAL}, {@link #SCREENLAYOUT_SIZE_LARGE}, or
     * {@link #SCREENLAYOUT_SIZE_XLARGE}.
     * @return Returns true if the current screen layout size is at least
     * the given size.
     */
    public boolean isLayoutSizeAtLeast(int size) {
        int cur = screenLayout & SCREENLAYOUT_SIZE_MASK;
        if (cur == SCREENLAYOUT_SIZE_UNDEFINED)
            return false;
        return cur >= size;
    }

    /**
     * Constant for {@link #touchscreen}: a value indicating that no value has been set.
     */
    public static final int TOUCHSCREEN_UNDEFINED = 0;

    /**
     * Constant for {@link #touchscreen}, value corresponding to the
     * notouch
     * resource qualifier.
     */
    public static final int TOUCHSCREEN_NOTOUCH = 1;

    /**
     * @deprecated Not currently supported or used.
     */
    @Deprecated
    public static final int TOUCHSCREEN_STYLUS = 2;

    /**
     * Constant for {@link #touchscreen}, value corresponding to the
     * finger
     * resource qualifier.
     */
    public static final int TOUCHSCREEN_FINGER = 3;

    /**
     * The kind of touch screen attached to the device.
     * One of: {@link #TOUCHSCREEN_NOTOUCH}, {@link #TOUCHSCREEN_FINGER}.
     */
    public int touchscreen;

    /**
     * Constant for {@link #keyboard}: a value indicating that no value has been set.
     */
    public static final int KEYBOARD_UNDEFINED = 0;

    /**
     * Constant for {@link #keyboard}, value corresponding to the
     * nokeys
     * resource qualifier.
     */
    public static final int KEYBOARD_NOKEYS = 1;

    /**
     * Constant for {@link #keyboard}, value corresponding to the
     * qwerty
     * resource qualifier.
     */
    public static final int KEYBOARD_QWERTY = 2;

    /**
     * Constant for {@link #keyboard}, value corresponding to the
     * 12key
     * resource qualifier.
     */
    public static final int KEYBOARD_12KEY = 3;

    /**
     * The kind of keyboard attached to the device.
     * One of: {@link #KEYBOARD_NOKEYS}, {@link #KEYBOARD_QWERTY},
     * {@link #KEYBOARD_12KEY}.
     */
    public int keyboard;

    /**
     * Constant for {@link #keyboardHidden}: a value indicating that no value has been set.
     */
    public static final int KEYBOARDHIDDEN_UNDEFINED = 0;

    /**
     * Constant for {@link #keyboardHidden}, value corresponding to the
     * keysexposed
     * resource qualifier.
     */
    public static final int KEYBOARDHIDDEN_NO = 1;

    /**
     * Constant for {@link #keyboardHidden}, value corresponding to the
     * keyshidden
     * resource qualifier.
     */
    public static final int KEYBOARDHIDDEN_YES = 2;

    /**
     * Constant matching actual resource implementation. {@hide}
     */
    public static final int KEYBOARDHIDDEN_SOFT = 3;

    /**
     * A flag indicating whether any keyboard is available.  Unlike
     * {@link #hardKeyboardHidden}, this also takes into account a soft
     * keyboard, so if the hard keyboard is hidden but there is soft
     * keyboard available, it will be set to NO.  Value is one of:
     * {@link #KEYBOARDHIDDEN_NO}, {@link #KEYBOARDHIDDEN_YES}.
     */
    public int keyboardHidden;

    /**
     * Constant for {@link #hardKeyboardHidden}: a value indicating that no value has been set.
     */
    public static final int HARDKEYBOARDHIDDEN_UNDEFINED = 0;

    /**
     * Constant for {@link #hardKeyboardHidden}, value corresponding to the
     * physical keyboard being exposed.
     */
    public static final int HARDKEYBOARDHIDDEN_NO = 1;

    /**
     * Constant for {@link #hardKeyboardHidden}, value corresponding to the
     * physical keyboard being hidden.
     */
    public static final int HARDKEYBOARDHIDDEN_YES = 2;

    /**
     * A flag indicating whether the hard keyboard has been hidden.  This will
     * be set on a device with a mechanism to hide the keyboard from the
     * user, when that mechanism is closed.  One of:
     * {@link #HARDKEYBOARDHIDDEN_NO}, {@link #HARDKEYBOARDHIDDEN_YES}.
     */
    public int hardKeyboardHidden;

    /**
     * Constant for {@link #navigation}: a value indicating that no value has been set.
     */
    public static final int NAVIGATION_UNDEFINED = 0;

    /**
     * Constant for {@link #navigation}, value corresponding to the
     * nonav
     * resource qualifier.
     */
    public static final int NAVIGATION_NONAV = 1;

    /**
     * Constant for {@link #navigation}, value corresponding to the
     * dpad
     * resource qualifier.
     */
    public static final int NAVIGATION_DPAD = 2;

    /**
     * Constant for {@link #navigation}, value corresponding to the
     * trackball
     * resource qualifier.
     */
    public static final int NAVIGATION_TRACKBALL = 3;

    /**
     * Constant for {@link #navigation}, value corresponding to the
     * wheel
     * resource qualifier.
     */
    public static final int NAVIGATION_WHEEL = 4;

    /**
     * The kind of navigation method available on the device.
     * One of: {@link #NAVIGATION_NONAV}, {@link #NAVIGATION_DPAD},
     * {@link #NAVIGATION_TRACKBALL}, {@link #NAVIGATION_WHEEL}.
     */
    public int navigation;

    /**
     * Constant for {@link #navigationHidden}: a value indicating that no value has been set.
     */
    public static final int NAVIGATIONHIDDEN_UNDEFINED = 0;

    /**
     * Constant for {@link #navigationHidden}, value corresponding to the
     * navexposed
     * resource qualifier.
     */
    public static final int NAVIGATIONHIDDEN_NO = 1;

    /**
     * Constant for {@link #navigationHidden}, value corresponding to the
     * navhidden
     * resource qualifier.
     */
    public static final int NAVIGATIONHIDDEN_YES = 2;

    /**
     * A flag indicating whether any 5-way or DPAD navigation available.
     * This will be set on a device with a mechanism to hide the navigation
     * controls from the user, when that mechanism is closed.  One of:
     * {@link #NAVIGATIONHIDDEN_NO}, {@link #NAVIGATIONHIDDEN_YES}.
     */
    public int navigationHidden;

    /**
     * Constant for {@link #orientation}: a value indicating that no value has been set.
     */
    public static final int ORIENTATION_UNDEFINED = 0;

    /**
     * Constant for {@link #orientation}, value corresponding to the
     * port
     * resource qualifier.
     */
    public static final int ORIENTATION_PORTRAIT = 1;

    /**
     * Constant for {@link #orientation}, value corresponding to the
     * land
     * resource qualifier.
     */
    public static final int ORIENTATION_LANDSCAPE = 2;

    /**
     * @deprecated Not currently supported or used.
     */
    @Deprecated
    public static final int ORIENTATION_SQUARE = 3;

    /**
     * Overall orientation of the screen.  May be one of
     * {@link #ORIENTATION_LANDSCAPE}, {@link #ORIENTATION_PORTRAIT}.
     */
    public int orientation;

    /**
     * Constant for {@link #uiMode}: bits that encode the mode type.
     */
    public static final int UI_MODE_TYPE_MASK = 0x0f;

    /**
     * Constant for {@link #uiMode}: a {@link #UI_MODE_TYPE_MASK}
     * value indicating that no mode type has been set.
     */
    public static final int UI_MODE_TYPE_UNDEFINED = 0x00;

    /**
     * Constant for {@link #uiMode}: a {@link #UI_MODE_TYPE_MASK}
     * value that corresponds to
     * no
     * UI mode resource qualifier specified.
     */
    public static final int UI_MODE_TYPE_NORMAL = 0x01;

    /**
     * Constant for {@link #uiMode}: a {@link #UI_MODE_TYPE_MASK}
     * value that corresponds to the
     * desk
     * resource qualifier.
     */
    public static final int UI_MODE_TYPE_DESK = 0x02;

    /**
     * Constant for {@link #uiMode}: a {@link #UI_MODE_TYPE_MASK}
     * value that corresponds to the
     * car
     * resource qualifier.
     */
    public static final int UI_MODE_TYPE_CAR = 0x03;

    /**
     * Constant for {@link #uiMode}: a {@link #UI_MODE_TYPE_MASK}
     * value that corresponds to the
     * television
     * resource qualifier.
     */
    public static final int UI_MODE_TYPE_TELEVISION = 0x04;

    /**
     * Constant for {@link #uiMode}: a {@link #UI_MODE_TYPE_MASK}
     * value that corresponds to the
     * appliance
     * resource qualifier.
     */
    public static final int UI_MODE_TYPE_APPLIANCE = 0x05;

    /**
     * Constant for {@link #uiMode}: a {@link #UI_MODE_TYPE_MASK}
     * value that corresponds to the
     * watch
     * resource qualifier.
     */
    public static final int UI_MODE_TYPE_WATCH = 0x06;

    /**
     * Constant for {@link #uiMode}: bits that encode the night mode.
     */
    public static final int UI_MODE_NIGHT_MASK = 0x30;

    /**
     * Constant for {@link #uiMode}: a {@link #UI_MODE_NIGHT_MASK}
     * value indicating that no mode type has been set.
     */
    public static final int UI_MODE_NIGHT_UNDEFINED = 0x00;

    /**
     * Constant for {@link #uiMode}: a {@link #UI_MODE_NIGHT_MASK}
     * value that corresponds to the
     * notnight
     * resource qualifier.
     */
    public static final int UI_MODE_NIGHT_NO = 0x10;

    /**
     * Constant for {@link #uiMode}: a {@link #UI_MODE_NIGHT_MASK}
     * value that corresponds to the
     * night
     * resource qualifier.
     */
    public static final int UI_MODE_NIGHT_YES = 0x20;

    /**
     * Bit mask of the ui mode.  Currently there are two fields:
     *
The {@link #UI_MODE_TYPE_MASK} bits define the overall ui mode of the
     * device. They may be one of {@link #UI_MODE_TYPE_UNDEFINED},
     * {@link #UI_MODE_TYPE_NORMAL}, {@link #UI_MODE_TYPE_DESK},
     * {@link #UI_MODE_TYPE_CAR}, {@link #UI_MODE_TYPE_TELEVISION},
     * {@link #UI_MODE_TYPE_APPLIANCE}, or {@link #UI_MODE_TYPE_WATCH}.
     *
     *
The {@link #UI_MODE_NIGHT_MASK} defines whether the screen
     * is in a special mode. They may be one of {@link #UI_MODE_NIGHT_UNDEFINED},
     * {@link #UI_MODE_NIGHT_NO} or {@link #UI_MODE_NIGHT_YES}.
     */
    public int uiMode;

    /**
     * Default value for {@link #screenWidthDp} indicating that no width
     * has been specified.
     */
    public static final int SCREEN_WIDTH_DP_UNDEFINED = 0;

    /**
     * The current width of the available screen space, in dp units,
     * corresponding to
     * screen
     * width resource qualifier.  Set to
     * {@link #SCREEN_WIDTH_DP_UNDEFINED} if no width is specified.
     */
    public int screenWidthDp;

    /**
     * Default value for {@link #screenHeightDp} indicating that no width
     * has been specified.
     */
    public static final int SCREEN_HEIGHT_DP_UNDEFINED = 0;

    /**
     * The current height of the available screen space, in dp units,
     * corresponding to
     * screen
     * height resource qualifier.  Set to
     * {@link #SCREEN_HEIGHT_DP_UNDEFINED} if no height is specified.
     */
    public int screenHeightDp;

    /**
     * Default value for {@link #smallestScreenWidthDp} indicating that no width
     * has been specified.
     */
    public static final int SMALLEST_SCREEN_WIDTH_DP_UNDEFINED = 0;

    /**
     * The smallest screen size an application will see in normal operation,
     * corresponding to
     * smallest
     * screen width resource qualifier.
     * This is the smallest value of both screenWidthDp and screenHeightDp
     * in both portrait and landscape.  Set to
     * {@link #SMALLEST_SCREEN_WIDTH_DP_UNDEFINED} if no width is specified.
     */
    public int smallestScreenWidthDp;

    /**
     * Default value for {@link #densityDpi} indicating that no width
     * has been specified.
     */
    public static final int DENSITY_DPI_UNDEFINED = 0;

    /**
     * Value for {@link #densityDpi} for resources that scale to any density (vector drawables).
     * {@hide}
     */
    public static final int DENSITY_DPI_ANY = 0xfffe;

    /**
     * Value for {@link #densityDpi} for resources that are not meant to be scaled.
     * {@hide}
     */
    public static final int DENSITY_DPI_NONE = 0xffff;

    /**
     * The target screen density being rendered to,
     * corresponding to
     * density
     * resource qualifier.  Set to
     * {@link #DENSITY_DPI_UNDEFINED} if no density is specified.
     */
    public int densityDpi;

    /**
     * @hide Hack to get this information from WM to app running in compat mode.
     */
    public int compatScreenWidthDp;

    /**
     * @hide Hack to get this information from WM to app running in compat mode.
     */
    public int compatScreenHeightDp;

    /**
     * @hide Hack to get this information from WM to app running in compat mode.
     */
    public int compatSmallestScreenWidthDp;

    /**
     * @hide Internal book-keeping.
     */
    public int seq;

    /**
     * @hide Native-specific bit mask for MCC config; DO NOT USE UNLESS YOU ARE SURE.
     */
    public static final int NATIVE_CONFIG_MCC = 0x0001;

    /**
     * @hide Native-specific bit mask for MNC config; DO NOT USE UNLESS YOU ARE SURE.
     */
    public static final int NATIVE_CONFIG_MNC = 0x0002;

    /**
     * @hide Native-specific bit mask for LOCALE config; DO NOT USE UNLESS YOU ARE SURE.
     */
    public static final int NATIVE_CONFIG_LOCALE = 0x0004;

    /**
     * @hide Native-specific bit mask for TOUCHSCREEN config; DO NOT USE UNLESS YOU ARE SURE.
     */
    public static final int NATIVE_CONFIG_TOUCHSCREEN = 0x0008;

    /**
     * @hide Native-specific bit mask for KEYBOARD config; DO NOT USE UNLESS YOU ARE SURE.
     */
    public static final int NATIVE_CONFIG_KEYBOARD = 0x0010;

    /**
     * @hide Native-specific bit mask for KEYBOARD_HIDDEN config; DO NOT USE UNLESS YOU
     * ARE SURE.
     */
    public static final int NATIVE_CONFIG_KEYBOARD_HIDDEN = 0x0020;

    /**
     * @hide Native-specific bit mask for NAVIGATION config; DO NOT USE UNLESS YOU ARE SURE.
     */
    public static final int NATIVE_CONFIG_NAVIGATION = 0x0040;

    /**
     * @hide Native-specific bit mask for ORIENTATION config; DO NOT USE UNLESS YOU ARE SURE.
     */
    public static final int NATIVE_CONFIG_ORIENTATION = 0x0080;

    /**
     * @hide Native-specific bit mask for DENSITY config; DO NOT USE UNLESS YOU ARE SURE.
     */
    public static final int NATIVE_CONFIG_DENSITY = 0x0100;

    /**
     * @hide Native-specific bit mask for SCREEN_SIZE config; DO NOT USE UNLESS YOU ARE SURE.
     */
    public static final int NATIVE_CONFIG_SCREEN_SIZE = 0x0200;

    /**
     * @hide Native-specific bit mask for VERSION config; DO NOT USE UNLESS YOU ARE SURE.
     */
    public static final int NATIVE_CONFIG_VERSION = 0x0400;

    /**
     * @hide Native-specific bit mask for SCREEN_LAYOUT config; DO NOT USE UNLESS YOU ARE SURE.
     */
    public static final int NATIVE_CONFIG_SCREEN_LAYOUT = 0x0800;

    /**
     * @hide Native-specific bit mask for UI_MODE config; DO NOT USE UNLESS YOU ARE SURE.
     */
    public static final int NATIVE_CONFIG_UI_MODE = 0x1000;

    /**
     * @hide Native-specific bit mask for SMALLEST_SCREEN_SIZE config; DO NOT USE UNLESS YOU
     * ARE SURE.
     */
    public static final int NATIVE_CONFIG_SMALLEST_SCREEN_SIZE = 0x2000;

    /**
     * @hide Native-specific bit mask for LAYOUTDIR config ; DO NOT USE UNLESS YOU ARE SURE.
     */
    public static final int NATIVE_CONFIG_LAYOUTDIR = 0x4000;

    /**
     * Construct an invalid Configuration.  You must call {@link #setToDefaults}
     * for this object to be valid.  {@more}
     */
    public Configuration() {
        setToDefaults();
    }

    /**
     * Makes a deep copy suitable for modification.
     */
    public Configuration(Configuration o) {
        setTo(o);
    }

    public void setTo(Configuration o) {
        fontScale = o.fontScale;
        mcc = o.mcc;
        mnc = o.mnc;
        if (o.locale != null) {
            locale = (Locale) o.locale.clone();
        }
        userSetLocale = o.userSetLocale;
        touchscreen = o.touchscreen;
        keyboard = o.keyboard;
        keyboardHidden = o.keyboardHidden;
        hardKeyboardHidden = o.hardKeyboardHidden;
        navigation = o.navigation;
        navigationHidden = o.navigationHidden;
        orientation = o.orientation;
        screenLayout = o.screenLayout;
        uiMode = o.uiMode;
        screenWidthDp = o.screenWidthDp;
        screenHeightDp = o.screenHeightDp;
        smallestScreenWidthDp = o.smallestScreenWidthDp;
        densityDpi = o.densityDpi;
        compatScreenWidthDp = o.compatScreenWidthDp;
        compatScreenHeightDp = o.compatScreenHeightDp;
        compatSmallestScreenWidthDp = o.compatSmallestScreenWidthDp;
        seq = o.seq;
    }

    public String toString() {
        StringBuilder sb = new StringBuilder(128);
        sb.append("{");
        sb.append(fontScale);
        sb.append(" ");
        if (mcc != 0) {
            sb.append(mcc);
            sb.append("mcc");
        } else {
            sb.append("?mcc");
        }
        if (mnc != 0) {
            sb.append(mnc);
            sb.append("mnc");
        } else {
            sb.append("?mnc");
        }
        if (locale != null) {
            sb.append(" ");
            sb.append(locale);
        } else {
            sb.append(" ?locale");
        }
        int layoutDir = (screenLayout & SCREENLAYOUT_LAYOUTDIR_MASK);
        switch(layoutDir) {
            case SCREENLAYOUT_LAYOUTDIR_UNDEFINED:
                sb.append(" ?layoutDir");
                break;
            case SCREENLAYOUT_LAYOUTDIR_LTR:
                sb.append(" ldltr");
                break;
            case SCREENLAYOUT_LAYOUTDIR_RTL:
                sb.append(" ldrtl");
                break;
            default:
                sb.append(" layoutDir=");
                sb.append(layoutDir >> SCREENLAYOUT_LAYOUTDIR_SHIFT);
                break;
        }
        if (smallestScreenWidthDp != SMALLEST_SCREEN_WIDTH_DP_UNDEFINED) {
            sb.append(" sw");
            sb.append(smallestScreenWidthDp);
            sb.append("dp");
        } else {
            sb.append(" ?swdp");
        }
        if (screenWidthDp != SCREEN_WIDTH_DP_UNDEFINED) {
            sb.append(" w");
            sb.append(screenWidthDp);
            sb.append("dp");
        } else {
            sb.append(" ?wdp");
        }
        if (screenHeightDp != SCREEN_HEIGHT_DP_UNDEFINED) {
            sb.append(" h");
            sb.append(screenHeightDp);
            sb.append("dp");
        } else {
            sb.append(" ?hdp");
        }
        if (densityDpi != DENSITY_DPI_UNDEFINED) {
            sb.append(" ");
            sb.append(densityDpi);
            sb.append("dpi");
        } else {
            sb.append(" ?density");
        }
        switch((screenLayout & SCREENLAYOUT_SIZE_MASK)) {
            case SCREENLAYOUT_SIZE_UNDEFINED:
                sb.append(" ?lsize");
                break;
            case SCREENLAYOUT_SIZE_SMALL:
                sb.append(" smll");
                break;
            case SCREENLAYOUT_SIZE_NORMAL:
                sb.append(" nrml");
                break;
            case SCREENLAYOUT_SIZE_LARGE:
                sb.append(" lrg");
                break;
            case SCREENLAYOUT_SIZE_XLARGE:
                sb.append(" xlrg");
                break;
            default:
                sb.append(" layoutSize=");
                sb.append(screenLayout & SCREENLAYOUT_SIZE_MASK);
                break;
        }
        switch((screenLayout & SCREENLAYOUT_LONG_MASK)) {
            case SCREENLAYOUT_LONG_UNDEFINED:
                sb.append(" ?long");
                break;
            case SCREENLAYOUT_LONG_NO:
                /* not-long is not interesting to print */
                break;
            case SCREENLAYOUT_LONG_YES:
                sb.append(" long");
                break;
            default:
                sb.append(" layoutLong=");
                sb.append(screenLayout & SCREENLAYOUT_LONG_MASK);
                break;
        }
        switch(orientation) {
            case ORIENTATION_UNDEFINED:
                sb.append(" ?orien");
                break;
            case ORIENTATION_LANDSCAPE:
                sb.append(" land");
                break;
            case ORIENTATION_PORTRAIT:
                sb.append(" port");
                break;
            default:
                sb.append(" orien=");
                sb.append(orientation);
                break;
        }
        switch((uiMode & UI_MODE_TYPE_MASK)) {
            case UI_MODE_TYPE_UNDEFINED:
                sb.append(" ?uimode");
                break;
            case UI_MODE_TYPE_NORMAL:
                /* normal is not interesting to print */
                break;
            case UI_MODE_TYPE_DESK:
                sb.append(" desk");
                break;
            case UI_MODE_TYPE_CAR:
                sb.append(" car");
                break;
            case UI_MODE_TYPE_TELEVISION:
                sb.append(" television");
                break;
            case UI_MODE_TYPE_APPLIANCE:
                sb.append(" appliance");
                break;
            case UI_MODE_TYPE_WATCH:
                sb.append(" watch");
                break;
            default:
                sb.append(" uimode=");
                sb.append(uiMode & UI_MODE_TYPE_MASK);
                break;
        }
        switch((uiMode & UI_MODE_NIGHT_MASK)) {
            case UI_MODE_NIGHT_UNDEFINED:
                sb.append(" ?night");
                break;
            case UI_MODE_NIGHT_NO:
                /* not-night is not interesting to print */
                break;
            case UI_MODE_NIGHT_YES:
                sb.append(" night");
                break;
            default:
                sb.append(" night=");
                sb.append(uiMode & UI_MODE_NIGHT_MASK);
                break;
        }
        switch(touchscreen) {
            case TOUCHSCREEN_UNDEFINED:
                sb.append(" ?touch");
                break;
            case TOUCHSCREEN_NOTOUCH:
                sb.append(" -touch");
                break;
            case TOUCHSCREEN_STYLUS:
                sb.append(" stylus");
                break;
            case TOUCHSCREEN_FINGER:
                sb.append(" finger");
                break;
            default:
                sb.append(" touch=");
                sb.append(touchscreen);
                break;
        }
        switch(keyboard) {
            case KEYBOARD_UNDEFINED:
                sb.append(" ?keyb");
                break;
            case KEYBOARD_NOKEYS:
                sb.append(" -keyb");
                break;
            case KEYBOARD_QWERTY:
                sb.append(" qwerty");
                break;
            case KEYBOARD_12KEY:
                sb.append(" 12key");
                break;
            default:
                sb.append(" keys=");
                sb.append(keyboard);
                break;
        }
        switch(keyboardHidden) {
            case KEYBOARDHIDDEN_UNDEFINED:
                sb.append("/?");
                break;
            case KEYBOARDHIDDEN_NO:
                sb.append("/v");
                break;
            case KEYBOARDHIDDEN_YES:
                sb.append("/h");
                break;
            case KEYBOARDHIDDEN_SOFT:
                sb.append("/s");
                break;
            default:
                sb.append("/");
                sb.append(keyboardHidden);
                break;
        }
        switch(hardKeyboardHidden) {
            case HARDKEYBOARDHIDDEN_UNDEFINED:
                sb.append("/?");
                break;
            case HARDKEYBOARDHIDDEN_NO:
                sb.append("/v");
                break;
            case HARDKEYBOARDHIDDEN_YES:
                sb.append("/h");
                break;
            default:
                sb.append("/");
                sb.append(hardKeyboardHidden);
                break;
        }
        switch(navigation) {
            case NAVIGATION_UNDEFINED:
                sb.append(" ?nav");
                break;
            case NAVIGATION_NONAV:
                sb.append(" -nav");
                break;
            case NAVIGATION_DPAD:
                sb.append(" dpad");
                break;
            case NAVIGATION_TRACKBALL:
                sb.append(" tball");
                break;
            case NAVIGATION_WHEEL:
                sb.append(" wheel");
                break;
            default:
                sb.append(" nav=");
                sb.append(navigation);
                break;
        }
        switch(navigationHidden) {
            case NAVIGATIONHIDDEN_UNDEFINED:
                sb.append("/?");
                break;
            case NAVIGATIONHIDDEN_NO:
                sb.append("/v");
                break;
            case NAVIGATIONHIDDEN_YES:
                sb.append("/h");
                break;
            default:
                sb.append("/");
                sb.append(navigationHidden);
                break;
        }
        if (seq != 0) {
            sb.append(" s.");
            sb.append(seq);
        }
        sb.append('}');
        return sb.toString();
    }

    /**
     * Set this object to the system defaults.
     */
    public void setToDefaults() {
        fontScale = 1;
        mcc = mnc = 0;
        locale = null;
        userSetLocale = false;
        touchscreen = TOUCHSCREEN_UNDEFINED;
        keyboard = KEYBOARD_UNDEFINED;
        keyboardHidden = KEYBOARDHIDDEN_UNDEFINED;
        hardKeyboardHidden = HARDKEYBOARDHIDDEN_UNDEFINED;
        navigation = NAVIGATION_UNDEFINED;
        navigationHidden = NAVIGATIONHIDDEN_UNDEFINED;
        orientation = ORIENTATION_UNDEFINED;
        screenLayout = SCREENLAYOUT_UNDEFINED;
        uiMode = UI_MODE_TYPE_UNDEFINED;
        screenWidthDp = compatScreenWidthDp = SCREEN_WIDTH_DP_UNDEFINED;
        screenHeightDp = compatScreenHeightDp = SCREEN_HEIGHT_DP_UNDEFINED;
        smallestScreenWidthDp = compatSmallestScreenWidthDp = SMALLEST_SCREEN_WIDTH_DP_UNDEFINED;
        densityDpi = DENSITY_DPI_UNDEFINED;
        seq = 0;
    }

    @Deprecated
    public void makeDefault() {
        setToDefaults();
    }

    /**
     * Copy the fields from delta into this Configuration object, keeping
     * track of which ones have changed.  Any undefined fields in
     * <var>delta</var> are ignored and not copied in to the current
     * Configuration.
     * @return Returns a bit mask of the changed fields, as per
     * {@link #diff}.
     */
    public int updateFrom(Configuration delta) {
        int changed = 0;
        if (delta.fontScale > 0 && fontScale != delta.fontScale) {
            changed |= ActivityInfo.CONFIG_FONT_SCALE;
            fontScale = delta.fontScale;
        }
        if (delta.mcc != 0 && mcc != delta.mcc) {
            changed |= ActivityInfo.CONFIG_MCC;
            mcc = delta.mcc;
        }
        if (delta.mnc != 0 && mnc != delta.mnc) {
            changed |= ActivityInfo.CONFIG_MNC;
            mnc = delta.mnc;
        }
        if (delta.locale != null && (locale == null || !locale.equals(delta.locale))) {
            changed |= ActivityInfo.CONFIG_LOCALE;
            locale = delta.locale != null ? (Locale) delta.locale.clone() : null;
            // If locale has changed, then layout direction is also changed ...
            changed |= ActivityInfo.CONFIG_LAYOUT_DIRECTION;
            // ... and we need to update the layout direction (represented by the first
            // 2 most significant bits in screenLayout).
            setLayoutDirection(locale);
        }
        final int deltaScreenLayoutDir = delta.screenLayout & SCREENLAYOUT_LAYOUTDIR_MASK;
        if (deltaScreenLayoutDir != SCREENLAYOUT_LAYOUTDIR_UNDEFINED && deltaScreenLayoutDir != (screenLayout & SCREENLAYOUT_LAYOUTDIR_MASK)) {
            screenLayout = (screenLayout & ~SCREENLAYOUT_LAYOUTDIR_MASK) | deltaScreenLayoutDir;
            changed |= ActivityInfo.CONFIG_LAYOUT_DIRECTION;
        }
        if (delta.userSetLocale && (!userSetLocale || ((changed & ActivityInfo.CONFIG_LOCALE) != 0))) {
            changed |= ActivityInfo.CONFIG_LOCALE;
            userSetLocale = true;
        }
        if (delta.touchscreen != TOUCHSCREEN_UNDEFINED && touchscreen != delta.touchscreen) {
            changed |= ActivityInfo.CONFIG_TOUCHSCREEN;
            touchscreen = delta.touchscreen;
        }
        if (delta.keyboard != KEYBOARD_UNDEFINED && keyboard != delta.keyboard) {
            changed |= ActivityInfo.CONFIG_KEYBOARD;
            keyboard = delta.keyboard;
        }
        if (delta.keyboardHidden != KEYBOARDHIDDEN_UNDEFINED && keyboardHidden != delta.keyboardHidden) {
            changed |= ActivityInfo.CONFIG_KEYBOARD_HIDDEN;
            keyboardHidden = delta.keyboardHidden;
        }
        if (delta.hardKeyboardHidden != HARDKEYBOARDHIDDEN_UNDEFINED && hardKeyboardHidden != delta.hardKeyboardHidden) {
            changed |= ActivityInfo.CONFIG_KEYBOARD_HIDDEN;
            hardKeyboardHidden = delta.hardKeyboardHidden;
        }
        if (delta.navigation != NAVIGATION_UNDEFINED && navigation != delta.navigation) {
            changed |= ActivityInfo.CONFIG_NAVIGATION;
            navigation = delta.navigation;
        }
        if (delta.navigationHidden != NAVIGATIONHIDDEN_UNDEFINED && navigationHidden != delta.navigationHidden) {
            changed |= ActivityInfo.CONFIG_KEYBOARD_HIDDEN;
            navigationHidden = delta.navigationHidden;
        }
        if (delta.orientation != ORIENTATION_UNDEFINED && orientation != delta.orientation) {
            changed |= ActivityInfo.CONFIG_ORIENTATION;
            orientation = delta.orientation;
        }
        if (getScreenLayoutNoDirection(delta.screenLayout) != (SCREENLAYOUT_SIZE_UNDEFINED | SCREENLAYOUT_LONG_UNDEFINED) && (getScreenLayoutNoDirection(screenLayout) != getScreenLayoutNoDirection(delta.screenLayout))) {
            changed |= ActivityInfo.CONFIG_SCREEN_LAYOUT;
            // We need to preserve the previous layout dir bits if they were defined
            if ((delta.screenLayout & SCREENLAYOUT_LAYOUTDIR_MASK) == 0) {
                screenLayout = (screenLayout & SCREENLAYOUT_LAYOUTDIR_MASK) | delta.screenLayout;
            } else {
                screenLayout = delta.screenLayout;
            }
        }
        if (delta.uiMode != (UI_MODE_TYPE_UNDEFINED | UI_MODE_NIGHT_UNDEFINED) && uiMode != delta.uiMode) {
            changed |= ActivityInfo.CONFIG_UI_MODE;
            if ((delta.uiMode & UI_MODE_TYPE_MASK) != UI_MODE_TYPE_UNDEFINED) {
                uiMode = (uiMode & ~UI_MODE_TYPE_MASK) | (delta.uiMode & UI_MODE_TYPE_MASK);
            }
            if ((delta.uiMode & UI_MODE_NIGHT_MASK) != UI_MODE_NIGHT_UNDEFINED) {
                uiMode = (uiMode & ~UI_MODE_NIGHT_MASK) | (delta.uiMode & UI_MODE_NIGHT_MASK);
            }
        }
        if (delta.screenWidthDp != SCREEN_WIDTH_DP_UNDEFINED && screenWidthDp != delta.screenWidthDp) {
            changed |= ActivityInfo.CONFIG_SCREEN_SIZE;
            screenWidthDp = delta.screenWidthDp;
        }
        if (delta.screenHeightDp != SCREEN_HEIGHT_DP_UNDEFINED && screenHeightDp != delta.screenHeightDp) {
            changed |= ActivityInfo.CONFIG_SCREEN_SIZE;
            screenHeightDp = delta.screenHeightDp;
        }
        if (delta.smallestScreenWidthDp != SMALLEST_SCREEN_WIDTH_DP_UNDEFINED && smallestScreenWidthDp != delta.smallestScreenWidthDp) {
            changed |= ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE;
            smallestScreenWidthDp = delta.smallestScreenWidthDp;
        }
        if (delta.densityDpi != DENSITY_DPI_UNDEFINED && densityDpi != delta.densityDpi) {
            changed |= ActivityInfo.CONFIG_DENSITY;
            densityDpi = delta.densityDpi;
        }
        if (delta.compatScreenWidthDp != SCREEN_WIDTH_DP_UNDEFINED) {
            compatScreenWidthDp = delta.compatScreenWidthDp;
        }
        if (delta.compatScreenHeightDp != SCREEN_HEIGHT_DP_UNDEFINED) {
            compatScreenHeightDp = delta.compatScreenHeightDp;
        }
        if (delta.compatSmallestScreenWidthDp != SMALLEST_SCREEN_WIDTH_DP_UNDEFINED) {
            compatSmallestScreenWidthDp = delta.compatSmallestScreenWidthDp;
        }
        if (delta.seq != 0) {
            seq = delta.seq;
        }
        return changed;
    }

    /**
     * Return a bit mask of the differences between this Configuration
     * object and the given one.  Does not change the values of either.  Any
     * undefined fields in <var>delta</var> are ignored.
     * @return Returns a bit mask indicating which configuration
     * values has changed, containing any combination of
     * {@link android.content.pm.ActivityInfo#CONFIG_FONT_SCALE
     * PackageManager.ActivityInfo.CONFIG_FONT_SCALE},
     * {@link android.content.pm.ActivityInfo#CONFIG_MCC
     * PackageManager.ActivityInfo.CONFIG_MCC},
     * {@link android.content.pm.ActivityInfo#CONFIG_MNC
     * PackageManager.ActivityInfo.CONFIG_MNC},
     * {@link android.content.pm.ActivityInfo#CONFIG_LOCALE
     * PackageManager.ActivityInfo.CONFIG_LOCALE},
     * {@link android.content.pm.ActivityInfo#CONFIG_TOUCHSCREEN
     * PackageManager.ActivityInfo.CONFIG_TOUCHSCREEN},
     * {@link android.content.pm.ActivityInfo#CONFIG_KEYBOARD
     * PackageManager.ActivityInfo.CONFIG_KEYBOARD},
     * {@link android.content.pm.ActivityInfo#CONFIG_NAVIGATION
     * PackageManager.ActivityInfo.CONFIG_NAVIGATION},
     * {@link android.content.pm.ActivityInfo#CONFIG_ORIENTATION
     * PackageManager.ActivityInfo.CONFIG_ORIENTATION},
     * {@link android.content.pm.ActivityInfo#CONFIG_SCREEN_LAYOUT
     * PackageManager.ActivityInfo.CONFIG_SCREEN_LAYOUT}, or
     * {@link android.content.pm.ActivityInfo#CONFIG_SCREEN_SIZE
     * PackageManager.ActivityInfo.CONFIG_SCREEN_SIZE}, or
     * {@link android.content.pm.ActivityInfo#CONFIG_SMALLEST_SCREEN_SIZE
     * PackageManager.ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE}.
     * {@link android.content.pm.ActivityInfo#CONFIG_LAYOUT_DIRECTION
     * PackageManager.ActivityInfo.CONFIG_LAYOUT_DIRECTION}.
     */
    public int diff(Configuration delta) {
        int changed = 0;
        if (delta.fontScale > 0 && fontScale != delta.fontScale) {
            changed |= ActivityInfo.CONFIG_FONT_SCALE;
        }
        if (delta.mcc != 0 && mcc != delta.mcc) {
            changed |= ActivityInfo.CONFIG_MCC;
        }
        if (delta.mnc != 0 && mnc != delta.mnc) {
            changed |= ActivityInfo.CONFIG_MNC;
        }
        if (delta.locale != null && (locale == null || !locale.equals(delta.locale))) {
            changed |= ActivityInfo.CONFIG_LOCALE;
            changed |= ActivityInfo.CONFIG_LAYOUT_DIRECTION;
        }
        final int deltaScreenLayoutDir = delta.screenLayout & SCREENLAYOUT_LAYOUTDIR_MASK;
        if (deltaScreenLayoutDir != SCREENLAYOUT_LAYOUTDIR_UNDEFINED && deltaScreenLayoutDir != (screenLayout & SCREENLAYOUT_LAYOUTDIR_MASK)) {
            changed |= ActivityInfo.CONFIG_LAYOUT_DIRECTION;
        }
        if (delta.touchscreen != TOUCHSCREEN_UNDEFINED && touchscreen != delta.touchscreen) {
            changed |= ActivityInfo.CONFIG_TOUCHSCREEN;
        }
        if (delta.keyboard != KEYBOARD_UNDEFINED && keyboard != delta.keyboard) {
            changed |= ActivityInfo.CONFIG_KEYBOARD;
        }
        if (delta.keyboardHidden != KEYBOARDHIDDEN_UNDEFINED && keyboardHidden != delta.keyboardHidden) {
            changed |= ActivityInfo.CONFIG_KEYBOARD_HIDDEN;
        }
        if (delta.hardKeyboardHidden != HARDKEYBOARDHIDDEN_UNDEFINED && hardKeyboardHidden != delta.hardKeyboardHidden) {
            changed |= ActivityInfo.CONFIG_KEYBOARD_HIDDEN;
        }
        if (delta.navigation != NAVIGATION_UNDEFINED && navigation != delta.navigation) {
            changed |= ActivityInfo.CONFIG_NAVIGATION;
        }
        if (delta.navigationHidden != NAVIGATIONHIDDEN_UNDEFINED && navigationHidden != delta.navigationHidden) {
            changed |= ActivityInfo.CONFIG_KEYBOARD_HIDDEN;
        }
        if (delta.orientation != ORIENTATION_UNDEFINED && orientation != delta.orientation) {
            changed |= ActivityInfo.CONFIG_ORIENTATION;
        }
        if (getScreenLayoutNoDirection(delta.screenLayout) != (SCREENLAYOUT_SIZE_UNDEFINED | SCREENLAYOUT_LONG_UNDEFINED) && getScreenLayoutNoDirection(screenLayout) != getScreenLayoutNoDirection(delta.screenLayout)) {
            changed |= ActivityInfo.CONFIG_SCREEN_LAYOUT;
        }
        if (delta.uiMode != (UI_MODE_TYPE_UNDEFINED | UI_MODE_NIGHT_UNDEFINED) && uiMode != delta.uiMode) {
            changed |= ActivityInfo.CONFIG_UI_MODE;
        }
        if (delta.screenWidthDp != SCREEN_WIDTH_DP_UNDEFINED && screenWidthDp != delta.screenWidthDp) {
            changed |= ActivityInfo.CONFIG_SCREEN_SIZE;
        }
        if (delta.screenHeightDp != SCREEN_HEIGHT_DP_UNDEFINED && screenHeightDp != delta.screenHeightDp) {
            changed |= ActivityInfo.CONFIG_SCREEN_SIZE;
        }
        if (delta.smallestScreenWidthDp != SMALLEST_SCREEN_WIDTH_DP_UNDEFINED && smallestScreenWidthDp != delta.smallestScreenWidthDp) {
            changed |= ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE;
        }
        if (delta.densityDpi != DENSITY_DPI_UNDEFINED && densityDpi != delta.densityDpi) {
            changed |= ActivityInfo.CONFIG_DENSITY;
        }
        return changed;
    }

    /**
     * Determine if a new resource needs to be loaded from the bit set of
     * configuration changes returned by {@link #updateFrom(Configuration)}.
     *
     * @param configChanges The mask of changes configurations as returned by
     * {@link #updateFrom(Configuration)}.
     * @param interestingChanges The configuration changes that the resource
     * can handled, as given in {@link android.util.TypedValue#changingConfigurations}.
     *
     * @return Return true if the resource needs to be loaded, else false.
     */
    public static boolean needNewResources(int configChanges, int interestingChanges) {
        return (configChanges & (interestingChanges | ActivityInfo.CONFIG_FONT_SCALE)) != 0;
    }

    /**
     * @hide Return true if the sequence of 'other' is better than this.  Assumes
     * that 'this' is your current sequence and 'other' is a new one you have
     * received some how and want to compare with what you have.
     */
    public boolean isOtherSeqNewer(Configuration other) {
        if (other == null) {
            // Sanity check.
            return false;
        }
        if (other.seq == 0) {
            // If the other sequence is not specified, then we must assume
            // it is newer since we don't know any better.
            return true;
        }
        if (seq == 0) {
            // If this sequence is not specified, then we also consider the
            // other is better.  Yes we have a preference for other.  Sue us.
            return true;
        }
        int diff = other.seq - seq;
        if (diff > 0x10000) {
            // If there has been a sufficiently large jump, assume the
            // sequence has wrapped around.
            return false;
        }
        return diff > 0;
    }

    /**
     * Parcelable methods
     */
    public int describeContents() {
        return 0;
    }

    public void writeToParcel(Parcel dest, int flags) {
        dest.writeFloat(fontScale);
        dest.writeInt(mcc);
        dest.writeInt(mnc);
        if (locale == null) {
            dest.writeInt(0);
        } else {
            dest.writeInt(1);
            dest.writeString(locale.getLanguage());
            dest.writeString(locale.getCountry());
            dest.writeString(locale.getVariant());
        }
        if (userSetLocale) {
            dest.writeInt(1);
        } else {
            dest.writeInt(0);
        }
        dest.writeInt(touchscreen);
        dest.writeInt(keyboard);
        dest.writeInt(keyboardHidden);
        dest.writeInt(hardKeyboardHidden);
        dest.writeInt(navigation);
        dest.writeInt(navigationHidden);
        dest.writeInt(orientation);
        dest.writeInt(screenLayout);
        dest.writeInt(uiMode);
        dest.writeInt(screenWidthDp);
        dest.writeInt(screenHeightDp);
        dest.writeInt(smallestScreenWidthDp);
        dest.writeInt(densityDpi);
        dest.writeInt(compatScreenWidthDp);
        dest.writeInt(compatScreenHeightDp);
        dest.writeInt(compatSmallestScreenWidthDp);
        dest.writeInt(seq);
    }

    public void readFromParcel(Parcel source) {
        fontScale = source.readFloat();
        mcc = source.readInt();
        mnc = source.readInt();
        if (source.readInt() != 0) {
            locale = new Locale(source.readString(), source.readString(), source.readString());
        }
        userSetLocale = (source.readInt() == 1);
        touchscreen = source.readInt();
        keyboard = source.readInt();
        keyboardHidden = source.readInt();
        hardKeyboardHidden = source.readInt();
        navigation = source.readInt();
        navigationHidden = source.readInt();
        orientation = source.readInt();
        screenLayout = source.readInt();
        uiMode = source.readInt();
        screenWidthDp = source.readInt();
        screenHeightDp = source.readInt();
        smallestScreenWidthDp = source.readInt();
        densityDpi = source.readInt();
        compatScreenWidthDp = source.readInt();
        compatScreenHeightDp = source.readInt();
        compatSmallestScreenWidthDp = source.readInt();
        seq = source.readInt();
    }

    public static final Parcelable.Creator<Configuration> CREATOR = new Parcelable.Creator<Configuration>() {

        public Configuration createFromParcel(Parcel source) {
            return new Configuration(source);
        }

        public Configuration[] newArray(int size) {
            return new Configuration[size];
        }
    };

    /**
     * Construct this Configuration object, reading from the Parcel.
     */
    private Configuration(Parcel source) {
        readFromParcel(source);
    }

    public int compareTo(Configuration that) {
        int n;
        float a = this.fontScale;
        float b = that.fontScale;
        if (a  b)
            return 1;
        n = this.mcc - that.mcc;
        if (n != 0)
            return n;
        n = this.mnc - that.mnc;
        if (n != 0)
            return n;
        if (this.locale == null) {
            if (that.locale != null)
                return 1;
        } else if (that.locale == null) {
            return -1;
        } else {
            n = this.locale.getLanguage().compareTo(that.locale.getLanguage());
            if (n != 0)
                return n;
            n = this.locale.getCountry().compareTo(that.locale.getCountry());
            if (n != 0)
                return n;
            n = this.locale.getVariant().compareTo(that.locale.getVariant());
            if (n != 0)
                return n;
        }
        n = this.touchscreen - that.touchscreen;
        if (n != 0)
            return n;
        n = this.keyboard - that.keyboard;
        if (n != 0)
            return n;
        n = this.keyboardHidden - that.keyboardHidden;
        if (n != 0)
            return n;
        n = this.hardKeyboardHidden - that.hardKeyboardHidden;
        if (n != 0)
            return n;
        n = this.navigation - that.navigation;
        if (n != 0)
            return n;
        n = this.navigationHidden - that.navigationHidden;
        if (n != 0)
            return n;
        n = this.orientation - that.orientation;
        if (n != 0)
            return n;
        n = this.screenLayout - that.screenLayout;
        if (n != 0)
            return n;
        n = this.uiMode - that.uiMode;
        if (n != 0)
            return n;
        n = this.screenWidthDp - that.screenWidthDp;
        if (n != 0)
            return n;
        n = this.screenHeightDp - that.screenHeightDp;
        if (n != 0)
            return n;
        n = this.smallestScreenWidthDp - that.smallestScreenWidthDp;
        if (n != 0)
            return n;
        n = this.densityDpi - that.densityDpi;
        return n;
    }

    public boolean equals(Configuration that) {
        if (that == null)
            return false;
        if (that == this)
            return true;
        return this.compareTo(that) == 0;
    }

    public boolean equals(Object that) {
        try {
            return equals((Configuration) that);
        } catch (ClassCastException e) {
        }
        return false;
    }

    public int hashCode() {
        int result = 17;
        result = 31 * result + Float.floatToIntBits(fontScale);
        result = 31 * result + mcc;
        result = 31 * result + mnc;
        result = 31 * result + (locale != null ? locale.hashCode() : 0);
        result = 31 * result + touchscreen;
        result = 31 * result + keyboard;
        result = 31 * result + keyboardHidden;
        result = 31 * result + hardKeyboardHidden;
        result = 31 * result + navigation;
        result = 31 * result + navigationHidden;
        result = 31 * result + orientation;
        result = 31 * result + screenLayout;
        result = 31 * result + uiMode;
        result = 31 * result + screenWidthDp;
        result = 31 * result + screenHeightDp;
        result = 31 * result + smallestScreenWidthDp;
        result = 31 * result + densityDpi;
        return result;
    }

    /**
     * Set the locale. This is the preferred way for setting up the locale (instead of using the
     * direct accessor). This will also set the layout direction according to the locale.
     *
     * @param loc The locale. Can be null.
     */
    public void setLocale(Locale loc) {
        locale = loc;
        setLayoutDirection(locale);
    }

    /**
     * Return the layout direction. Will be either {@link View#LAYOUT_DIRECTION_LTR} or
     * {@link View#LAYOUT_DIRECTION_RTL}.
     *
     * @return Returns {@link View#LAYOUT_DIRECTION_RTL} if the configuration
     * is {@link #SCREENLAYOUT_LAYOUTDIR_RTL}, otherwise {@link View#LAYOUT_DIRECTION_LTR}.
     */
    public int getLayoutDirection() {
        return (screenLayout & SCREENLAYOUT_LAYOUTDIR_MASK) == SCREENLAYOUT_LAYOUTDIR_RTL ? View.LAYOUT_DIRECTION_RTL : View.LAYOUT_DIRECTION_LTR;
    }

    /**
     * Set the layout direction from the Locale.
     *
     * @param locale The Locale. If null will set the layout direction to
     * {@link View#LAYOUT_DIRECTION_LTR}. If not null will set it to the layout direction
     * corresponding to the Locale.
     *
     * @see View#LAYOUT_DIRECTION_LTR
     * @see View#LAYOUT_DIRECTION_RTL
     */
    public void setLayoutDirection(Locale locale) {
        // There is a "1" difference between the configuration values for
        // layout direction and View constants for layout direction, just add "1".
        final int layoutDirection = 1 + TextUtils.getLayoutDirectionFromLocale(locale);
        screenLayout = (screenLayout & ~SCREENLAYOUT_LAYOUTDIR_MASK) | (layoutDirection << SCREENLAYOUT_LAYOUTDIR_SHIFT);
    }

    private static int getScreenLayoutNoDirection(int screenLayout) {
        return screenLayout & ~SCREENLAYOUT_LAYOUTDIR_MASK;
    }

    /**
     * Return whether the screen has a round shape. Apps may choose to change styling based
     * on this property, such as the alignment or layout of text or informational icons.
     *
     * @return true if the screen is rounded, false otherwise
     */
    public boolean isScreenRound() {
        return (screenLayout & SCREENLAYOUT_ROUND_MASK) == SCREENLAYOUT_ROUND_YES;
    }

    public static String localeToResourceQualifier(Locale locale) {
        StringBuilder sb = new StringBuilder();
        boolean l = (locale.getLanguage().length() != 0);
        boolean c = (locale.getCountry().length() != 0);
        boolean s = (locale.getScript().length() != 0);
        boolean v = (locale.getVariant().length() != 0);
        if (l) {
            sb.append(locale.getLanguage());
            if (c) {
                sb.append("-r").append(locale.getCountry());
                if (s) {
                    sb.append("-s").append(locale.getScript());
                    if (v) {
                        sb.append("-v").append(locale.getVariant());
                    }
                }
            }
        }
        return sb.toString();
    }

    /**
     * Returns a string representation of the configuration that can be parsed
     * by build tools (like AAPT).
     *
     * @hide
     */
    public static String resourceQualifierString(Configuration config) {
        ArrayList<String> parts = new ArrayList<String>();
        if (config.mcc != 0) {
            parts.add("mcc" + config.mcc);
            if (config.mnc != 0) {
                parts.add("mnc" + config.mnc);
            }
        }
        if (config.locale != null && !config.locale.getLanguage().isEmpty()) {
            parts.add(localeToResourceQualifier(config.locale));
        }
        switch(config.screenLayout & Configuration.SCREENLAYOUT_LAYOUTDIR_MASK) {
            case Configuration.SCREENLAYOUT_LAYOUTDIR_LTR:
                parts.add("ldltr");
                break;
            case Configuration.SCREENLAYOUT_LAYOUTDIR_RTL:
                parts.add("ldrtl");
                break;
            default:
                break;
        }
        if (config.smallestScreenWidthDp != 0) {
            parts.add("sw" + config.smallestScreenWidthDp + "dp");
        }
        if (config.screenWidthDp != 0) {
            parts.add("w" + config.screenWidthDp + "dp");
        }
        if (config.screenHeightDp != 0) {
            parts.add("h" + config.screenHeightDp + "dp");
        }
        switch(config.screenLayout & Configuration.SCREENLAYOUT_SIZE_MASK) {
            case Configuration.SCREENLAYOUT_SIZE_SMALL:
                parts.add("small");
                break;
            case Configuration.SCREENLAYOUT_SIZE_NORMAL:
                parts.add("normal");
                break;
            case Configuration.SCREENLAYOUT_SIZE_LARGE:
                parts.add("large");
                break;
            case Configuration.SCREENLAYOUT_SIZE_XLARGE:
                parts.add("xlarge");
                break;
            default:
                break;
        }
        switch(config.screenLayout & Configuration.SCREENLAYOUT_LONG_MASK) {
            case Configuration.SCREENLAYOUT_LONG_YES:
                parts.add("long");
                break;
            case Configuration.SCREENLAYOUT_LONG_NO:
                parts.add("notlong");
                break;
            default:
                break;
        }
        switch(config.screenLayout & Configuration.SCREENLAYOUT_ROUND_MASK) {
            case Configuration.SCREENLAYOUT_ROUND_YES:
                parts.add("round");
                break;
            case Configuration.SCREENLAYOUT_ROUND_NO:
                parts.add("notround");
                break;
            default:
                break;
        }
        switch(config.orientation) {
            case Configuration.ORIENTATION_LANDSCAPE:
                parts.add("land");
                break;
            case Configuration.ORIENTATION_PORTRAIT:
                parts.add("port");
                break;
            default:
                break;
        }
        switch(config.uiMode & Configuration.UI_MODE_TYPE_MASK) {
            case Configuration.UI_MODE_TYPE_APPLIANCE:
                parts.add("appliance");
                break;
            case Configuration.UI_MODE_TYPE_DESK:
                parts.add("desk");
                break;
            case Configuration.UI_MODE_TYPE_TELEVISION:
                parts.add("television");
                break;
            case Configuration.UI_MODE_TYPE_CAR:
                parts.add("car");
                break;
            case Configuration.UI_MODE_TYPE_WATCH:
                parts.add("watch");
                break;
            default:
                break;
        }
        switch(config.uiMode & Configuration.UI_MODE_NIGHT_MASK) {
            case Configuration.UI_MODE_NIGHT_YES:
                parts.add("night");
                break;
            case Configuration.UI_MODE_NIGHT_NO:
                parts.add("notnight");
                break;
            default:
                break;
        }
        switch(config.densityDpi) {
            case DENSITY_DPI_UNDEFINED:
                break;
            case 120:
                parts.add("ldpi");
                break;
            case 160:
                parts.add("mdpi");
                break;
            case 213:
                parts.add("tvdpi");
                break;
            case 240:
                parts.add("hdpi");
                break;
            case 320:
                parts.add("xhdpi");
                break;
            case 480:
                parts.add("xxhdpi");
                break;
            case 640:
                parts.add("xxxhdpi");
                break;
            case DENSITY_DPI_ANY:
                parts.add("anydpi");
                break;
            case DENSITY_DPI_NONE:
                parts.add("nodpi");
            default:
                parts.add(config.densityDpi + "dpi");
                break;
        }
        switch(config.touchscreen) {
            case Configuration.TOUCHSCREEN_NOTOUCH:
                parts.add("notouch");
                break;
            case Configuration.TOUCHSCREEN_FINGER:
                parts.add("finger");
                break;
            default:
                break;
        }
        switch(config.keyboardHidden) {
            case Configuration.KEYBOARDHIDDEN_NO:
                parts.add("keysexposed");
                break;
            case Configuration.KEYBOARDHIDDEN_YES:
                parts.add("keyshidden");
                break;
            case Configuration.KEYBOARDHIDDEN_SOFT:
                parts.add("keyssoft");
                break;
            default:
                break;
        }

switch(config.navigationHidden) {
            case Configuration.NAVIGATIONHIDDEN_NO:
                parts.add("navexposed");
                break;
            case Configuration.NAVIGATIONHIDDEN_YES:
                parts.add("navhidden");
                break;
            default:
                break;
        }
        switch(config.navigation) {
            case Configuration.NAVIGATION_NONAV:
                parts.add("nonav");
                break;
            case Configuration.NAVIGATION_DPAD:
                parts.add("dpad");
                break;
            case Configuration.NAVIGATION_TRACKBALL:
                parts.add("trackball");
                break;
            case Configuration.NAVIGATION_WHEEL:
                parts.add("wheel");
                break;
            default:
                break;
        }
        parts.add("v" + Build.VERSION.RESOURCES_SDK_INT);
        return TextUtils.join("-", parts);
    }

    /**
     * Generate a delta Configuration between base and change. The
     * resulting delta can be used with {@link #updateFrom(Configuration)}.
     *

     * Caveat: If the any of the Configuration's members becomes undefined, then
     * {@link #updateFrom(Configuration)} will treat it as a no-op and not update that member.
     *
     * This is fine for device configurations as no member is ever undefined.
     * {@hide}
     */
    public static Configuration generateDelta(Configuration base, Configuration change) {
        final Configuration delta = new Configuration();
        if (base.fontScale != change.fontScale) {
            delta.fontScale = change.fontScale;
        }
        if (base.mcc != change.mcc) {
            delta.mcc = change.mcc;
        }
        if (base.mnc != change.mnc) {
            delta.mnc = change.mnc;
        }
        if ((base.locale == null && change.locale != null) || (base.locale != null && !base.locale.equals(change.locale))) {
            delta.locale = change.locale;
        }
        if (base.touchscreen != change.touchscreen) {
            delta.touchscreen = change.touchscreen;
        }
        if (base.keyboard != change.keyboard) {
            delta.keyboard = change.keyboard;
        }
        if (base.keyboardHidden != change.keyboardHidden) {
            delta.keyboardHidden = change.keyboardHidden;
        }
        if (base.navigation != change.navigation) {
            delta.navigation = change.navigation;
        }
        if (base.navigationHidden != change.navigationHidden) {
            delta.navigationHidden = change.navigationHidden;
        }
        if (base.orientation != change.orientation) {
            delta.orientation = change.orientation;
        }
        if ((base.screenLayout & SCREENLAYOUT_SIZE_MASK) != (change.screenLayout & SCREENLAYOUT_SIZE_MASK)) {
            delta.screenLayout |= change.screenLayout & SCREENLAYOUT_SIZE_MASK;
        }
        if ((base.screenLayout & SCREENLAYOUT_LAYOUTDIR_MASK) != (change.screenLayout & SCREENLAYOUT_LAYOUTDIR_MASK)) {
            delta.screenLayout |= change.screenLayout & SCREENLAYOUT_LAYOUTDIR_MASK;
        }
        if ((base.screenLayout & SCREENLAYOUT_LONG_MASK) != (change.screenLayout & SCREENLAYOUT_LONG_MASK)) {
            delta.screenLayout |= change.screenLayout & SCREENLAYOUT_LONG_MASK;
        }
        if ((base.screenLayout & SCREENLAYOUT_ROUND_MASK) != (change.screenLayout & SCREENLAYOUT_ROUND_MASK)) {
            delta.screenLayout |= change.screenLayout & SCREENLAYOUT_ROUND_MASK;
        }
        if ((base.uiMode & UI_MODE_TYPE_MASK) != (change.uiMode & UI_MODE_TYPE_MASK)) {
            delta.uiMode |= change.uiMode & UI_MODE_TYPE_MASK;
        }
        if ((base.uiMode & UI_MODE_NIGHT_MASK) != (change.uiMode & UI_MODE_NIGHT_MASK)) {
            delta.uiMode |= change.uiMode & UI_MODE_NIGHT_MASK;
        }
        if (base.screenWidthDp != change.screenWidthDp) {
            delta.screenWidthDp = change.screenWidthDp;
        }
        if (base.screenHeightDp != change.screenHeightDp) {
            delta.screenHeightDp = change.screenHeightDp;
        }
        if (base.smallestScreenWidthDp != change.smallestScreenWidthDp) {
            delta.smallestScreenWidthDp = change.smallestScreenWidthDp;
        }
        if (base.densityDpi != change.densityDpi) {
            delta.densityDpi = change.densityDpi;
        }
        return delta;
    }

    private static final String XML_ATTR_FONT_SCALE = "fs";

    private static final String XML_ATTR_MCC = "mcc";

    private static final String XML_ATTR_MNC = "mnc";

    private static final String XML_ATTR_LOCALE = "locale";

    private static final String XML_ATTR_TOUCHSCREEN = "touch";

    private static final String XML_ATTR_KEYBOARD = "key";

    private static final String XML_ATTR_KEYBOARD_HIDDEN = "keyHid";

    private static final String XML_ATTR_HARD_KEYBOARD_HIDDEN = "hardKeyHid";

    private static final String XML_ATTR_NAVIGATION = "nav";

    private static final String XML_ATTR_NAVIGATION_HIDDEN = "navHid";

    private static final String XML_ATTR_ORIENTATION = "ori";

    private static final String XML_ATTR_SCREEN_LAYOUT = "scrLay";

    private static final String XML_ATTR_UI_MODE = "ui";

    private static final String XML_ATTR_SCREEN_WIDTH = "width";

    private static final String XML_ATTR_SCREEN_HEIGHT = "height";

    private static final String XML_ATTR_SMALLEST_WIDTH = "sw";

    private static final String XML_ATTR_DENSITY = "density";

    /**
     * Reads the attributes corresponding to Configuration member fields from the Xml parser.
     * The parser is expected to be on a tag which has Configuration attributes.
     *
     * @param parser The Xml parser from which to read attributes.
     * @param configOut The Configuration to populate from the Xml attributes.
     * {@hide}
     */
    public static void readXmlAttrs(XmlPullParser parser, Configuration configOut) throws XmlPullParserException, IOException {
        configOut.fontScale = Float.intBitsToFloat(XmlUtils.readIntAttribute(parser, XML_ATTR_FONT_SCALE, 0));
        configOut.mcc = XmlUtils.readIntAttribute(parser, XML_ATTR_MCC, 0);
        configOut.mnc = XmlUtils.readIntAttribute(parser, XML_ATTR_MNC, 0);
        final String localeStr = XmlUtils.readStringAttribute(parser, XML_ATTR_LOCALE);
        if (localeStr != null) {
            configOut.locale = Locale.forLanguageTag(localeStr);
        }
        configOut.touchscreen = XmlUtils.readIntAttribute(parser, XML_ATTR_TOUCHSCREEN, TOUCHSCREEN_UNDEFINED);
        configOut.keyboard = XmlUtils.readIntAttribute(parser, XML_ATTR_KEYBOARD, KEYBOARD_UNDEFINED);
        configOut.keyboardHidden = XmlUtils.readIntAttribute(parser, XML_ATTR_KEYBOARD_HIDDEN, KEYBOARDHIDDEN_UNDEFINED);
        configOut.hardKeyboardHidden = XmlUtils.readIntAttribute(parser, XML_ATTR_HARD_KEYBOARD_HIDDEN, HARDKEYBOARDHIDDEN_UNDEFINED);
        configOut.navigation = XmlUtils.readIntAttribute(parser, XML_ATTR_NAVIGATION, NAVIGATION_UNDEFINED);
        configOut.navigationHidden = XmlUtils.readIntAttribute(parser, XML_ATTR_NAVIGATION_HIDDEN, NAVIGATIONHIDDEN_UNDEFINED);
        configOut.orientation = XmlUtils.readIntAttribute(parser, XML_ATTR_ORIENTATION, ORIENTATION_UNDEFINED);
        configOut.screenLayout = XmlUtils.readIntAttribute(parser, XML_ATTR_SCREEN_LAYOUT, SCREENLAYOUT_UNDEFINED);
        configOut.uiMode = XmlUtils.readIntAttribute(parser, XML_ATTR_UI_MODE, 0);
        configOut.screenWidthDp = XmlUtils.readIntAttribute(parser, XML_ATTR_SCREEN_WIDTH, SCREEN_WIDTH_DP_UNDEFINED);
        configOut.screenHeightDp = XmlUtils.readIntAttribute(parser, XML_ATTR_SCREEN_HEIGHT, SCREEN_HEIGHT_DP_UNDEFINED);
        configOut.smallestScreenWidthDp = XmlUtils.readIntAttribute(parser, XML_ATTR_SMALLEST_WIDTH, SMALLEST_SCREEN_WIDTH_DP_UNDEFINED);
        configOut.densityDpi = XmlUtils.readIntAttribute(parser, XML_ATTR_DENSITY, DENSITY_DPI_UNDEFINED);
    }

    /**
     * Writes the Configuration's member fields as attributes into the XmlSerializer.
     * The serializer is expected to have already started a tag so that attributes can be
     * immediately written.
     *
     * @param xml The serializer to which to write the attributes.
     * @param config The Configuration whose member fields to write.
     * {@hide}
     */
    public static void writeXmlAttrs(XmlSerializer xml, Configuration config) throws IOException {
        XmlUtils.writeIntAttribute(xml, XML_ATTR_FONT_SCALE, Float.floatToIntBits(config.fontScale));
        if (config.mcc != 0) {
            XmlUtils.writeIntAttribute(xml, XML_ATTR_MCC, config.mcc);
        }
        if (config.mnc != 0) {
            XmlUtils.writeIntAttribute(xml, XML_ATTR_MNC, config.mnc);
        }
        if (config.locale != null) {
            XmlUtils.writeStringAttribute(xml, XML_ATTR_LOCALE, config.locale.toLanguageTag());
        }
        if (config.touchscreen != TOUCHSCREEN_UNDEFINED) {
            XmlUtils.writeIntAttribute(xml, XML_ATTR_TOUCHSCREEN, config.touchscreen);
        }
        if (config.keyboard != KEYBOARD_UNDEFINED) {
            XmlUtils.writeIntAttribute(xml, XML_ATTR_KEYBOARD, config.keyboard);
        }
        if (config.keyboardHidden != KEYBOARDHIDDEN_UNDEFINED) {
            XmlUtils.writeIntAttribute(xml, XML_ATTR_KEYBOARD_HIDDEN, config.keyboardHidden);
        }
        if (config.hardKeyboardHidden != HARDKEYBOARDHIDDEN_UNDEFINED) {
            XmlUtils.writeIntAttribute(xml, XML_ATTR_HARD_KEYBOARD_HIDDEN, config.hardKeyboardHidden);
        }
        if (config.navigation != NAVIGATION_UNDEFINED) {
            XmlUtils.writeIntAttribute(xml, XML_ATTR_NAVIGATION, config.navigation);
        }
        if (config.navigationHidden != NAVIGATIONHIDDEN_UNDEFINED) {
            XmlUtils.writeIntAttribute(xml, XML_ATTR_NAVIGATION_HIDDEN, config.navigationHidden);
        }
        if (config.orientation != ORIENTATION_UNDEFINED) {
            XmlUtils.writeIntAttribute(xml, XML_ATTR_ORIENTATION, config.orientation);
        }
        if (config.screenLayout != SCREENLAYOUT_UNDEFINED) {
            XmlUtils.writeIntAttribute(xml, XML_ATTR_SCREEN_LAYOUT, config.screenLayout);
        }
        if (config.uiMode != 0) {
            XmlUtils.writeIntAttribute(xml, XML_ATTR_UI_MODE, config.uiMode);
        }
        if (config.screenWidthDp != SCREEN_WIDTH_DP_UNDEFINED) {
            XmlUtils.writeIntAttribute(xml, XML_ATTR_SCREEN_WIDTH, config.screenWidthDp);
        }
        if (config.screenHeightDp != SCREEN_HEIGHT_DP_UNDEFINED) {
            XmlUtils.writeIntAttribute(xml, XML_ATTR_SCREEN_HEIGHT, config.screenHeightDp);
        }
        if (config.smallestScreenWidthDp != SMALLEST_SCREEN_WIDTH_DP_UNDEFINED) {
            XmlUtils.writeIntAttribute(xml, XML_ATTR_SMALLEST_WIDTH, config.smallestScreenWidthDp);
        }
        if (config.densityDpi != DENSITY_DPI_UNDEFINED) {
            XmlUtils.writeIntAttribute(xml, XML_ATTR_DENSITY, config.densityDpi);
        }
    }
}


while ((sq = el.getItem(i++)) != null) {
                    changed |= correctDataset(inFile, sq, scs, fixPrivateElements, quarantineUncorrectedMismatches, logUncorrectedMismatches);
                }

/*---------------------------------------------------------------
*
*  RSNA Public License (http://example.com)
*----------------------------------------------------------------*/
package org.rsna.ctp.stdstages.anonymizer.dicom;

import java.io.File;
import java.nio.ByteBuffer;
import java.util.Iterator;
import org.dcm4che.data.Dataset;
import org.dcm4che.data.DcmElement;
import org.dcm4che.data.DcmObjectFactory;
import org.dcm4che.data.SpecificCharacterSet;
import org.dcm4che.dict.DictionaryFactory;
import org.dcm4che.dict.TagDictionary;
import org.dcm4che.dict.Tags;
import org.dcm4che.dict.UIDs;
import org.dcm4che.dict.VRs;
import org.rsna.ctp.objects.DicomObject;
import org.rsna.ctp.objects.PrivateTagIndex;
import org.rsna.ctp.stdstages.anonymizer.AnonymizerStatus;
import org.apache.log4j.Logger;

/**
 * The MIRC DICOM corrector. The corrector fixes certain errors
 * in DICOM objects.
 */
public class DICOMCorrector {

    static final Logger logger = Logger.getLogger(DICOMCorrector.class);

    static final DcmObjectFactory oFact = DcmObjectFactory.getInstance();

    static final DictionaryFactory dFact = DictionaryFactory.getInstance();

    static final TagDictionary tagDictionary = dFact.getDefaultTagDictionary();

    /**
     * Correct the VRs of UN elements that are defined in the dictionary as FD.
     * @param inFile the file to correct.
     * @param outFile the output file.  It may be same as inFile if you want
     * to anonymize in place.
     * @param fixPrivateElements true if private elements are to be corrected.
     * @param quarantineUncorrectedMismatches true if objects are to be
     * quarantined if any mismatches cannot be corrected.
     * @param logUncorrectedMismatches true if log entyries are to be
     * quarantined if any mismatch cannot be corrected.
     * @return the static status result
     */
    public static AnonymizerStatus correct(File inFile, File outFile, boolean fixPrivateElements, boolean quarantineUncorrectedMismatches, boolean logUncorrectedMismatches) {
        DicomObject dob = null;
        try {
            // leave the inFile open
            dob = new DicomObject(inFile, true);
            Dataset ds = dob.getDataset();
            SpecificCharacterSet scs = ds.getSpecificCharacterSet();
            boolean changed = correctDataset(inFile, ds, scs, fixPrivateElements, quarantineUncorrectedMismatches, logUncorrectedMismatches);
            if (!changed) {
                dob.close();
                return AnonymizerStatus.SKIP(inFile, "");
            } else {
                // Write the dataset to a temporary file in the same directory
                File tempDir = outFile.getParentFile();
                File tempFile = File.createTempFile("DCMtemp-", ".corrected", tempDir);
                dob.saveAs(tempFile, false);
                dob.close();
                // Rename the temp file to the specified outFile.
                outFile.delete();
                tempFile.renameTo(outFile);
                return AnonymizerStatus.OK(outFile, "");
            }
        } catch (Exception unable) {
            if (dob != null)
                dob.close();
            return AnonymizerStatus.QUARANTINE(inFile, "");
        }
    }

    private static boolean correctDataset(File inFile, Dataset ds, SpecificCharacterSet scs, boolean fixPrivateElements, boolean quarantineUncorrectedMismatches, boolean logUncorrectedMismatches) throws Exception {
        boolean changed = false;
        PrivateTagIndex ptIndex = PrivateTagIndex.getInstance();
        for (Iterator it = ds.iterator(); it.hasNext(); ) {
            DcmElement el = (DcmElement) it.next();
            int tag = el.tag();
            boolean isPrivate = ((tag & 0x10000) != 0);
            TagDictionary.Entry entry = tagDictionary.lookup(tag);
            if (((entry != null) && entry.vr.equals("SQ")) || VRs.toString(el.vr()).equals("SQ")) {
                int i = 0;
                Dataset sq;

            } else if ((entry != null) && !entry.vr.equals(VRs.toString(el.vr()))) {
                int len = el.length();
                try {
                    if (entry.vr.equals("FD") && (len > 0) && ((len % 8) == 0)) {
                        int vm = len / 8;
                        ByteBuffer bb = el.getByteBuffer();
                        double[] dbl = new double[vm];
                        for (int k = 0; k < vm; k++) dbl[k] = bb.getDouble(8 * k);
                        ds.putFD(tag, dbl);
                        changed = true;
                    } else if (entry.vr.equals("FL") && (len > 0) && ((len % 4) == 0)) {
                        int vm = len / 4;
                        ByteBuffer bb = el.getByteBuffer();
                        float[] flt = new float[vm];
                        for (int k = 0; k < vm; k++) flt[k] = bb.getFloat(4 * k);
                        ds.putFL(tag, flt);
                        changed = true;
                    } else if (entry.vr.equals("CS")) {
                        String str = "";
                        if (len > 0) {
                            ByteBuffer bb = el.getByteBuffer();
                            byte[] bytes = bb.array();
                            str = scs.decode(bytes);
                        }
                        ds.putCS(tag, str);
                        changed = true;
                    } else if (entry.vr.equals("LO")) {
                        String str = "";
                        if (len > 0) {
                            ByteBuffer bb = el.getByteBuffer();
                            byte[] bytes = bb.array();
                            str = scs.decode(bytes);
                        }
                        ds.putLO(tag, str);
                        changed = true;
                    } else if (entry.vr.equals("SH")) {
                        String str = "";
                        if (len > 0) {
                            ByteBuffer bb = el.getByteBuffer();
                            byte[] bytes = bb.array();
                            str = scs.decode(bytes);
                        }
                        ds.putSH(tag, str);
                        changed = true;
                    } else if (entry.vr.equals("UI")) {
                        String str = "";
                        if (len > 0) {
                            ByteBuffer bb = el.getByteBuffer();
                            byte[] bytes = bb.array();
                            str = scs.decode(bytes);
                            if (str.endsWith("."))
                                str = str.substring(0, str.length() - 1);
                        }
                        ds.putUI(tag, str);
                        changed = true;
                    } else {
                        if (logUncorrectedMismatches) {
                            logger.info(inFile + ": Mismatched VR for " + Tags.toString(tag) + " " + entry.vr + "/" + VRs.toString(el.vr()) + " len=" + len);
                        }
                        if (quarantineUncorrectedMismatches)
                            throw new Exception("Uncorrectable VR for " + Tags.toString(tag));
                    }
                } catch (Exception skip) {
                    logger.warn("Unable to convert " + Tags.toString(tag), skip);
                }
            }
        }
        return changed;
    }
}