Home | History | Annotate | Download | only in src 
      1 /*
      2  * Copyright (C) 2013 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 #ifndef STREAM_WRAPPER_H_
     18 #define STREAM_WRAPPER_H_
     19 
     20 #include "jni_defines.h"
     21 
     22 #include <stdint.h>
     23 
     24 class StreamWrapper {
     25 public:
     26     StreamWrapper();
     27     virtual ~StreamWrapper();
     28     virtual void updateEnv(JNIEnv *env);
     29     virtual bool init(JNIEnv *env, jobject stream);
     30     virtual void cleanup();
     31     virtual int32_t getBufferSize();
     32     virtual jbyte* getBufferPtr();
     33 
     34     const static int32_t DEFAULT_BUFFER_SIZE;
     35     const static int32_t END_OF_STREAM;
     36 protected:
     37     JNIEnv *mEnv;
     38     jobject mStream;
     39     jbyteArray mByteArray;
     40     jbyte* mBytes;
     41     int32_t mByteArrayLen;
     42 };
     43 
     44 #endif // STREAM_WRAPPER_H_
     45