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
24class StreamWrapper {
25public:
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;
36protected:
37    JNIEnv *mEnv;
38    jobject mStream;
39    jbyteArray mByteArray;
40    jbyte* mBytes;
41    int32_t mByteArrayLen;
42};
43
44#endif // STREAM_WRAPPER_H_
45