ai_onnxruntime_OnnxMap.c

/*
 * Copyright (c) 2019, 2022, Oracle and/or its affiliates. All rights reserved.
 * Licensed under the MIT License.
 */
#include <jni.h>
#include "onnxruntime/core/session/onnxruntime_c_api.h"
#include "OrtJniUtil.h"
#include "ai_onnxruntime_OnnxMap.h"

/*
 * Class:     ai_onnxruntime_OnnxMap
 * Method:    getStringKeys
 * Signature: (J)[Ljava/lang/String;
 */
JNIEXPORT jobjectArray JNICALL Java_ai_onnxruntime_OnnxMap_getStringKeys(JNIEnv* jniEnv, jobject jobj, jlong apiHandle,
                                                                         jlong handle, jlong allocatorHandle) {
  (void)jobj;  // Required JNI parameter not used by functions which don't access their host object.
  const OrtApi* api = (const OrtApi*)apiHandle;
  OrtAllocator* allocator = (OrtAllocator*)allocatorHandle;
  // Extract key
  OrtValue* keys;
  OrtErrorCode code = checkOrtStatus(jniEnv, api, api->GetValue((OrtValue*)handle, 0, allocator, &keys));
  if (code == ORT_OK) {
    // Convert to Java String array
    jobjectArray output = createStringArrayFromTensor(jniEnv, api, keys);

    api->ReleaseValue(keys);

    return output;
  } else {
    return NULL;
  }
}

/*
 * Class:     ai_onnxruntime_OnnxMap
 * Method:    getLongKeys
 * Signature: (JJ)[J
 */
JNIEXPORT jlongArray JNICALL Java_ai_onnxruntime_OnnxMap_getLongKeys(JNIEnv* jniEnv, jobject jobj, jlong apiHandle,
                                                                     jlong handle, jlong allocatorHandle) {
  (void)jobj;  // Required JNI parameter not used by functions which don't access their host object.
  const OrtApi* api = (const OrtApi*)apiHandle;
  OrtAllocator* allocator = (OrtAllocator*)allocatorHandle;
  // Extract key
  OrtValue* keys;
  OrtErrorCode code = checkOrtStatus(jniEnv, api, api->GetValue((OrtValue*)handle, 0, allocator, &keys));
  if (code == ORT_OK) {
    jlongArray output = createLongArrayFromTensor(jniEnv, api, keys);

    api->ReleaseValue(keys);

    return output;
  } else {
    return NULL;
  }
}

/*
 * Class:     ai_onnxruntime_OnnxMap
 * Method:    getStringValues
 * Signature: (JJ)[Ljava/lang/String;
 */
JNIEXPORT jobjectArray JNICALL Java_ai_onnxruntime_OnnxMap_getStringValues(JNIEnv* jniEnv, jobject jobj,
                                                                           jlong apiHandle, jlong handle,
                                                                           jlong allocatorHandle) {
  (void)jobj;  // Required JNI parameter not used by functions which don't access their host object.
  const OrtApi* api = (const OrtApi*)apiHandle;
  OrtAllocator* allocator = (OrtAllocator*)allocatorHandle;
  // Extract value
  OrtValue* values;
  OrtErrorCode code = checkOrtStatus(jniEnv, api, api->GetValue((OrtValue*)handle, 1, allocator, &values));
  if (code == ORT_OK) {
    // Convert to Java String array
    jobjectArray output = createStringArrayFromTensor(jniEnv, api, values);

    api->ReleaseValue(values);

    return output;
  } else {
    return NULL;
  }
}

/*
 * Class:     ai_onnxruntime_OnnxMap
 * Method:    getLongValues
 * Signature: (JJ)[J
 */
JNIEXPORT jlongArray JNICALL Java_ai_onnxruntime_OnnxMap_getLongValues(JNIEnv* jniEnv, jobject jobj, jlong apiHandle,
                                                                       jlong handle, jlong allocatorHandle) {
  (void)jobj;  // Required JNI parameter not used by functions which don't access their host object.
  const OrtApi* api = (const OrtApi*)apiHandle;
  OrtAllocator* allocator = (OrtAllocator*)allocatorHandle;
  // Extract value
  OrtValue* values;
  OrtErrorCode code = checkOrtStatus(jniEnv, api, api->GetValue((OrtValue*)handle, 1, allocator, &values));
  if (code == ORT_OK) {
    jlongArray output = createLongArrayFromTensor(jniEnv, api, values);

    api->ReleaseValue(values);

    return output;
  } else {
    return NULL;
  }
}

/*
 * Class:     ai_onnxruntime_OnnxMap
 * Method:    getFloatValues
 * Signature: (JJ)[F
 */
JNIEXPORT jfloatArray JNICALL Java_ai_onnxruntime_OnnxMap_getFloatValues(JNIEnv* jniEnv, jobject jobj, jlong apiHandle,
                                                                         jlong handle, jlong allocatorHandle) {
  (void)jobj;  // Required JNI parameter not used by functions which don't access their host object.
  const OrtApi* api = (const OrtApi*)apiHandle;
  OrtAllocator* allocator = (OrtAllocator*)allocatorHandle;
  // Extract value
  OrtValue* values;
  OrtErrorCode code = checkOrtStatus(jniEnv, api, api->GetValue((OrtValue*)handle, 1, allocator, &values));
  if (code == ORT_OK) {
    jfloatArray output = createFloatArrayFromTensor(jniEnv, api, values);

    api->ReleaseValue(values);

    return output;
  } else {
    return NULL;
  }
}

/*
 * Class:     ai_onnxruntime_OnnxMap
 * Method:    getDoubleValues
 * Signature: (JJ)[D
 */
JNIEXPORT jdoubleArray JNICALL Java_ai_onnxruntime_OnnxMap_getDoubleValues(JNIEnv* jniEnv, jobject jobj,
                                                                           jlong apiHandle, jlong handle,
                                                                           jlong allocatorHandle) {
  (void)jobj;  // Required JNI parameter not used by functions which don't access their host object.
  const OrtApi* api = (const OrtApi*)apiHandle;
  OrtAllocator* allocator = (OrtAllocator*)allocatorHandle;
  // Extract value
  OrtValue* values;
  OrtErrorCode code = checkOrtStatus(jniEnv, api, api->GetValue((OrtValue*)handle, 1, allocator, &values));
  if (code == ORT_OK) {
    jdoubleArray output = createDoubleArrayFromTensor(jniEnv, api, values);

    api->ReleaseValue(values);

    return output;
  } else {
    return NULL;
  }
}

/*
 * Class:     ai_onnxruntime_OnnxMap
 * Method:    close
 * Signature: (J)V
 */
JNIEXPORT void JNICALL Java_ai_onnxruntime_OnnxMap_close(JNIEnv* jniEnv, jobject jobj, jlong apiHandle, jlong handle) {
  (void)jniEnv; (void)jobj;  // Required JNI parameters not used by functions which don't access their host object.
  const OrtApi* api = (const OrtApi*)apiHandle;
  api->ReleaseValue((OrtValue*)handle);
}