| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef _DECAF_IO_INPUTSTREAMREADER_H_ |
| #define _DECAF_IO_INPUTSTREAMREADER_H_ |
| |
| #include <decaf/util/Config.h> |
| #include <decaf/io/Reader.h> |
| |
| namespace decaf { |
| namespace io { |
| |
| class InputStream; |
| |
| /** |
| * An InputStreamReader is a bridge from byte streams to character streams. |
| * |
| * For top efficiency, consider wrapping an InputStreamReader within a BufferedReader. |
| * For example: |
| * |
| * BufferedReader* in |
| * = new BufferedReader( new InputStreamReader( System.in, false ), true ); |
| * |
| * @see OutputStreamWriter |
| * |
| * @since 1.0 |
| */ |
| class DECAF_API InputStreamReader: public Reader { |
| private: |
| |
| // The target InputStream |
| InputStream* stream; |
| |
| // Does this instance own the InputStream |
| bool own; |
| |
| // Has the reader been closed. |
| bool closed; |
| |
| private: |
| |
| InputStreamReader(const InputStreamReader&); |
| InputStreamReader& operator=(const InputStreamReader&); |
| |
| public: |
| |
| /** |
| * Create a new InputStreamReader that wraps the given InputStream. |
| * |
| * @param stream |
| * The InputStream to read from. (cannot be null). |
| * @param own |
| * Does this object own the passed InputStream (defaults to false). |
| * |
| * @throw NullPointerException if the passed InputStream is NULL. |
| */ |
| InputStreamReader(InputStream* stream, bool own = false); |
| |
| virtual ~InputStreamReader(); |
| |
| virtual void close(); |
| |
| virtual bool ready() const; |
| |
| protected: |
| |
| virtual int doReadArrayBounded(char* buffer, int size, int offset, int length); |
| |
| virtual void checkClosed() const; |
| |
| }; |
| |
| }} |
| |
| #endif /* _DECAF_IO_INPUTSTREAMREADER_H_ */ |