1 /*
2 * Copyright (C) 2009 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 *
16 */
17 #include <string.h>
18 #include <jni.h>
19 #include <JNIHelp.h>
20 #include <utils/Log.h>
21
22 #define EXPORT __attribute__((visibility("default")))
23
stringFromJNI(JNIEnv * env,jobject thiz)24 static jstring stringFromJNI( JNIEnv* env, jobject thiz )
25 {
26 return env->NewStringUTF("Hello from JNI !");
27 }
28
29 /*
30 * JNI registration.
31 */
32 static JNINativeMethod gJavaSamplePluginStubMethods[] = {
33 { "nativeStringFromJNI", "()Ljava/lang/String;", (void*) stringFromJNI },
34 };
35
JNI_OnLoad(JavaVM * vm,void * reserved)36 EXPORT jint JNI_OnLoad(JavaVM* vm, void* reserved) {
37
38 JNIEnv* env = NULL;
39
40 if (vm->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK) {
41 return -1;
42 }
43
44 jniRegisterNativeMethods(env, "com/android/sampleplugin/SamplePluginStub",
45 gJavaSamplePluginStubMethods, NELEM(gJavaSamplePluginStubMethods));
46
47 return JNI_VERSION_1_4;
48 }
49