00001 /* 00002 * Licensed to the Apache Software Foundation (ASF) under one or more 00003 * contributor license agreements. See the NOTICE file distributed with 00004 * this work for additional information regarding copyright ownership. 00005 * The ASF licenses this file to You under the Apache License, Version 2.0 00006 * (the "License"); you may not use this file except in compliance with 00007 * the License. You may obtain a copy of the License at 00008 * 00009 * http://www.apache.org/licenses/LICENSE-2.0 00010 * 00011 * Unless required by applicable law or agreed to in writing, software 00012 * distributed under the License is distributed on an "AS IS" BASIS, 00013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00014 * See the License for the specific language governing permissions and 00015 * limitations under the License. 00016 */ 00017 00018 #ifndef _DECAF_IO_BUFFEREDOUTPUTSTREAM_H_ 00019 #define _DECAF_IO_BUFFEREDOUTPUTSTREAM_H_ 00020 00021 #include <decaf/io/FilterOutputStream.h> 00022 #include <decaf/lang/exceptions/IllegalArgumentException.h> 00023 00024 namespace decaf{ 00025 namespace io{ 00026 00031 class DECAF_API BufferedOutputStream: public FilterOutputStream { 00032 private: 00033 00037 unsigned char* buffer; 00038 00042 int bufferSize; 00043 00047 int head; 00048 00052 int tail; 00053 00054 private: 00055 00056 BufferedOutputStream(const BufferedOutputStream&); 00057 BufferedOutputStream& operator=(const BufferedOutputStream&); 00058 00059 public: 00060 00069 BufferedOutputStream(OutputStream* stream, bool own = false); 00070 00083 BufferedOutputStream(OutputStream* stream, int bufferSize, bool own = false); 00084 00085 virtual ~BufferedOutputStream(); 00086 00090 virtual void flush(); 00091 00092 protected: 00093 00094 virtual void doWriteByte(unsigned char c); 00095 00096 virtual void doWriteArray(const unsigned char* buffer, int size); 00097 00098 virtual void doWriteArrayBounded(const unsigned char* buffer, int size, int offset, int length); 00099 00100 private: 00101 00108 void init(int bufferSize); 00109 00113 void emptyBuffer(); 00114 00115 }; 00116 00117 }} 00118 00119 #endif /*_DECAF_IO_BUFFEREDOUTPUTSTREAM_H_*/
1.6.1