BufferedInputStream.h

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#ifndef __DCL_BUFFERED_INPUT_STREAM_H__
#define __DCL_BUFFERED_INPUT_STREAM_H__     20110130
 
#ifndef __DCL_INPUT_STREAM_H__
#include <dcl/InputStream.h>
#endif
#ifndef __DCL_STRING_H__
#include <dcl/String.h>
#endif
 
__DCL_BEGIN_NAMESPACE

class DCLCAPI BufferedInputStream : public InputStream
{
    DECLARE_CLASSINFO(BufferedInputStream)
public:
    virtual String toString() const;

    BufferedInputStream(InputStream& __noclose__ _input, size_t _bufSize = 1024);

    BufferedInputStream(InputStream* __destroy__ _pInput, size_t _bufSize = 1024)
            __DCL_THROWS1(IOException*);

    virtual ~BufferedInputStream();

    virtual void close()
            __DCL_THROWS1(IOException*);

    virtual size_t read(void* _buf, size_t _n)
            __DCL_THROWS1(IOException*);

    virtual bool readLine(ByteString& _buf)
            __DCL_THROWS1(IOException*);
 
private:
    InputStream*     __input;
    bool                __closeDestroy;
 
    char*               __buf;
    size_t              __bufSize;
    const char*     __begin;
    const char*     __end;
    bool                __endLine;
};
 
__DCL_END_NAMESPACE
 
#endif      // __DCL_BUFFERED_INPUT_STREAM_H__