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 25 class InputStreamWrapper : public StreamWrapper { 26 public: 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); 33 protected: 34 static jmethodID sReadID; 35 static jmethodID sSkipID; 36 }; 37 38 #endif // INPUTSTREAM_WRAPPER_H_ 39