src/main/decaf/io/InputStreamReader.h

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/*
 * 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;

    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:

        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_ */