XOutputStream.h

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#ifndef __DCL_XOUTPUT_STREAM_H__
#define __DCL_XOUTPUT_STREAM_H__        20071009
 
#ifndef __DCL_OUTPUT_STREAM_H__
#include <dcl/OutputStream.h>
#endif
#ifndef __DCL_THREAD_H__
#include <dcl/Thread.h>
#endif
 
__DCL_BEGIN_NAMESPACE

class DCLCAPI XOutputStream : public OutputStream
{
    DECLARE_CLASSINFO(XOutputStream)
public:
    virtual String toString() const;

    XOutputStream(OutputStream* __destroy__ _pOutput);

    OutputStream* setOutputStream(OutputStream* __destroy__ _pOutput);

    virtual ~XOutputStream();

    virtual void close()
            __DCL_THROWS1(IOException*);

    virtual void flush()
            __DCL_THROWS1(IOException*);

    virtual OutputStream& write(const void* _buf, size_t _n)
            __DCL_THROWS1(IOException*);

    virtual int vprintf(const char* _format, va_list _arglist)
            __DCL_THROWS1(IOException*);
 
private:
    OutputStream*       __output;
    Thread::Mutex      __lock;
};
 
__DCL_END_NAMESPACE
 
#endif      // __DCL_XOUTPUT_STREAM_H__