LatinIME/native/jni/jni_common.h

58 lines
1.6 KiB
C
Raw Normal View History

/*
* Copyright (C) 2011, The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef LATINIME_JNI_COMMON_H
#define LATINIME_JNI_COMMON_H
#include <stdlib.h>
#include "jni.h"
namespace latinime {
int registerNativeMethods(JNIEnv *env, const char *className, JNINativeMethod *methods,
int numMethods);
inline jint *safeGetIntArrayElements(JNIEnv *env, jintArray jArray) {
if (jArray) {
return env->GetIntArrayElements(jArray, 0);
} else {
return 0;
}
}
inline jfloat *safeGetFloatArrayElements(JNIEnv *env, jfloatArray jArray) {
if (jArray) {
return env->GetFloatArrayElements(jArray, 0);
} else {
return 0;
}
}
inline void safeReleaseIntArrayElements(JNIEnv *env, jintArray jArray, jint *cArray) {
if (jArray) {
env->ReleaseIntArrayElements(jArray, cArray, 0);
}
}
inline void safeReleaseFloatArrayElements(JNIEnv *env, jfloatArray jArray, jfloat *cArray) {
if (jArray) {
env->ReleaseFloatArrayElements(jArray, cArray, 0);
}
}
} // namespace latinime
#endif // LATINIME_JNI_COMMON_H