XWriter.h

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#ifndef __DCL_XWRITER_H__
#define __DCL_XWRITER_H__           20110218
 
#ifndef __DCL_WRITER_H__
#include <dcl/Writer.h>
#endif
#ifndef __DCL_THREAD_H__
#include <dcl/Thread.h>
#endif
 
__DCL_BEGIN_NAMESPACE

class DCLCAPI XWriter : public Writer
{
    DECLARE_CLASSINFO(XWriter)
public:
    virtual String toString() const;

    XWriter(Writer* __destroy__ _pWriter);

    Writer* setWriter(Writer* __destroy__ _pWriter);

    virtual ~XWriter();

    virtual void close()
            __DCL_THROWS1(IOException*);

    virtual void flush()
            __DCL_THROWS1(IOException*);

    virtual Writer& write(const wchar_t* _buf, size_t _n)
            __DCL_THROWS1(IOException*);

    virtual int vprintf(const wchar_t* _format, va_list _arglist)
            __DCL_THROWS1(IOException*);
 
protected:
    Writer*               __writer;
    Thread::Mutex      __lock;
};
__DCL_END_NAMESPACE
 
#endif          // __DCL_XWRITER_H__