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      1 /*
      2  * Copyright (C) 2010 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 #define LOG_TAG "ByteOrder"
     18 
     19 #include "JNIHelp.h"
     20 #include "JniConstants.h"
     21 
     22 static jboolean ByteOrder_isLittleEndian(JNIEnv*, jclass) {
     23     int i = 1;
     24     return *reinterpret_cast<jbyte*>(&i) == 1;
     25 }
     26 
     27 static JNINativeMethod gMethods[] = {
     28     NATIVE_METHOD(ByteOrder, isLittleEndian, "!()Z"),
     29 };
     30 void register_java_nio_ByteOrder(JNIEnv* env) {
     31     jniRegisterNativeMethods(env, "java/nio/ByteOrder", gMethods, NELEM(gMethods));
     32 }
     33