Included Log4Qt in project

1 files changed, 200 insertions, 0 deletions

diff --git a/ext/Log4Qt/src/writerappender.h b/ext/Log4Qt/src/writerappender.h
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+++ b/ext/Log4Qt/src/writerappender.h
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+/******************************************************************************
+ *
+ * package:     Log4Qt
+ * file:        writerappender.h
+ * created:     September 2007
+ * author:      Martin Heinrich
+ *
+ *
+ * Copyright 2007 Martin Heinrich
+ *
+ * Licensed 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 LOG4QT_WRITERAPPENDER_H
+#define LOG4QT_WRITERAPPENDER_H
+
+
+/******************************************************************************
+ * Dependencies
+ ******************************************************************************/
+
+#include "appenderskeleton.h"
+
+
+/******************************************************************************
+ * Declarations
+ ******************************************************************************/
+
+class QTextCodec;
+class QTextStream;
+
+namespace Log4Qt
+{
+
+	/*!
+	 * \brief The class WriterAppender appends log events to a QTextStream.
+	 *
+	 * \note All the functions declared in this class are thread-safe.
+	 *  
+	 * \note The ownership and lifetime of objects of this class are managed.
+	 *       See \ref Ownership "Object ownership" for more details.
+	 */
+	class LOG4QT_EXPORT  WriterAppender : public AppenderSkeleton
+	{
+			Q_OBJECT
+
+			/*!
+			 * The property holds the codec the appender uses.
+			 *
+			 * The default is null to use the codec the writer has set.
+			 *
+			 * \sa encoding(), setEncoding()
+			 */
+			Q_PROPERTY(QTextCodec* encoding READ encoding WRITE setEncoding)
+
+			/*!
+			 * The property holds the writer the appender uses.
+			 *
+			 * \sa writer(), setWriter()
+			 */
+			Q_PROPERTY(QTextStream* writer READ writer WRITE setWriter)
+
+			/*!
+			 * The property holds, if the writer flushes after all write operations.
+			 *
+			 * The default is true for flushing.
+			 *
+			 * \sa immediateFlush(), setImmediateFlush()
+			 */
+			Q_PROPERTY(bool immediateFlush READ immediateFlush WRITE setImmediateFlush)
+
+	public:
+			WriterAppender(QObject *pParent = 0);
+			WriterAppender(Layout *pLayout,
+										 QObject *pParent = 0);
+			WriterAppender(Layout *pLayout,
+										 QTextStream *pTextStream,
+										 QObject *pParent = 0);
+			virtual ~WriterAppender();
+	private:
+			WriterAppender(const WriterAppender &rOther); // Not implemented
+			WriterAppender &operator=(const WriterAppender &rOther); // Not implemented
+
+	public:
+			virtual bool requiresLayout() const;
+			QTextCodec *encoding() const;
+			bool immediateFlush() const;
+			QTextStream *writer() const;
+
+			/*!
+			 * Sets the codec used by the writer to \a pTextCoded.
+			 *
+			 * If a codec is set with setEncoding, it will overwrite the codec set
+			 * in the text stream. A subsequent call with \a pTextCoded equals null
+			 * will resets the codec to the default QTextCodec::codecForLocale().
+			 *
+			 * \sa encoding(), QTextSream::setCodec(), QTextCodec::codecForLocale()
+			 */
+			void setEncoding(QTextCodec *pTextCodec);
+			void setImmediateFlush(bool immediateFlush);
+			void setWriter(QTextStream *pTextStream);
+
+			virtual void activateOptions();
+			virtual void close();
+
+	protected:
+			virtual void append(const LoggingEvent &rEvent);
+
+			/*!
+			 * Tests if all entry conditions for using append() in this class are
+			 * met.
+			 *
+			 * If a conditions is not met, an error is logged and the function
+			 * returns false. Otherwise the result of
+			 * AppenderSkeleton::checkEntryConditions() is returned.
+			 *
+			 * The checked conditions are:
+			 * - A writer has been set (APPENDER_USE_MISSING_WRITER_ERROR)
+			 *
+			 * The function is called as part of the checkEntryConditions() chain
+			 * started by AppenderSkeleton::doAppend().
+			 *
+			 * \sa AppenderSkeleton::doAppend(),
+			 *     AppenderSkeleton::checkEntryConditions()
+			 */
+			virtual bool checkEntryConditions() const;
+
+			void closeWriter();
+
+#ifndef QT_NO_DEBUG_STREAM
+			/*!
+			 * Writes all object member variables to the given debug stream
+			 * \a rDebug and returns the stream.
+			 *
+			 * <tt>
+			 * %WriterAppender(name:"WA" encoding:"" immediateFlush:true
+			 *                 isactive:false isclosed:false layout:"TTCC"
+			 *                 referencecount:1 threshold:"NULL"
+			 *                 writer:0x0)
+			 * </tt>
+			 * \sa QDebug, operator<<(QDebug debug, const LogObject &rLogObject	)
+			 */
+			virtual QDebug debug(QDebug &rDebug) const;
+#endif // QT_NO_DEBUG_STREAM
+
+			virtual bool handleIoErrors() const;
+			void writeFooter() const;
+			void writeHeader() const;
+
+	private:
+			QTextCodec *mpEncoding;
+			QTextStream *mpWriter;
+			volatile bool mImmediateFlush;
+	};
+
+
+	/**************************************************************************
+	 * Operators, Helper
+	 **************************************************************************/
+
+
+	/**************************************************************************
+	 * Inline
+	 **************************************************************************/
+
+	inline QTextCodec *WriterAppender::encoding() const
+	{   QMutexLocker locker(&mObjectGuard);
+		return mpEncoding; }
+
+	inline bool WriterAppender::immediateFlush() const
+	{   // QMutexLocker locker(&mObjectGuard); // Read/Write of int is safe
+		return mImmediateFlush; }
+
+	inline QTextStream *WriterAppender::writer() const
+	{   // QMutexLocker locker(&mObjectGuard); // Read/Write of int is safe
+		return mpWriter;  }
+
+	inline void WriterAppender::setImmediateFlush(bool immediateFlush)
+	{   // QMutexLocker locker(&mObjectGuard); // Read/Write of int is safe
+		mImmediateFlush = immediateFlush;   }
+
+
+} // namespace Log4Qt
+
+
+// Q_DECLARE_TYPEINFO(Log4Qt::WriterAppender, Q_COMPLEX_TYPE); // Use default
+
+
+#endif // LOG4QT_WRITERAPPENDER_H