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 INPUTSTREAM_WRAPPER_H_
18#define INPUTSTREAM_WRAPPER_H_
19
20#include "jni_defines.h"
21#include "stream_wrapper.h"
22
23#include <stdint.h>
24
25class InputStreamWrapper : public StreamWrapper {
26public:
27    virtual int32_t read(int32_t length, int32_t offset);
28    virtual int64_t skip(int64_t count);
29    virtual int32_t forceReadEOI();
30
31    // Call this in JNI_OnLoad to cache read/skip method IDs
32    static void setReadSkipMethodIDs(jmethodID readID, jmethodID skipID);
33protected:
34    static jmethodID sReadID;
35    static jmethodID sSkipID;
36};
37
38#endif // INPUTSTREAM_WRAPPER_H_
39