Included Log4Qt in project

1 files changed, 230 insertions, 0 deletions

diff --git a/ext/Log4Qt/src/appenderskeleton.h b/ext/Log4Qt/src/appenderskeleton.h
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+++ b/ext/Log4Qt/src/appenderskeleton.h
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+/******************************************************************************
+ *
+ * package:
+ * file:        appenderskeleton.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 _APPENDERSKELETON_H
+#define _APPENDERSKELETON_H
+
+
+/******************************************************************************
+ * Dependencies
+******************************************************************************/
+
+#include "appender.h"
+#include "log4qtshared.h"
+
+#include <QtCore/QMutex>
+#include "helpers/logobjectptr.h"
+
+
+/******************************************************************************
+ * Declarations
+ ******************************************************************************/
+
+namespace Log4Qt
+{
+
+	class Filter;
+	class Layout;
+	class Logger;
+	class LoggingEvent;
+
+	/*!
+	 * \brief The class AppenderSkeleton implements general Appender functionality.
+	 *
+	 * \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 AppenderSkeleton : public Appender
+	{
+			Q_OBJECT
+
+			/*!
+			 * The property holds if the Appender has been activated.
+			 *
+			 * \sa isActive()
+			 */
+			Q_PROPERTY(bool isActive READ isActive)
+
+			/*!
+			 * The property holds if the Appender has been closed.
+			 *
+			 * \sa isClosed()
+			 */
+			Q_PROPERTY(bool isClosed READ isClosed)
+
+			/*!
+			 * The property holds the threshold level used by the Appender.
+			 *
+			 * \sa threshold(), setThreshold()
+			 */
+                        Q_PROPERTY(Log4Qt::Level threshold READ threshold WRITE setThreshold)
+
+	public:
+			AppenderSkeleton(QObject *pParent = 0);
+
+	protected:
+			AppenderSkeleton(const bool isActive,
+											 QObject *pParent = 0);
+
+	public:
+			// virtual ~AppenderSkeleton(); Use compiler default
+	private:
+			AppenderSkeleton(const AppenderSkeleton &rOther); // Not implemented
+			AppenderSkeleton &operator=(const AppenderSkeleton &rOther); // Not implemented
+
+	public:
+			// JAVA: ErrorHandler* errorHandler();
+			virtual Filter *filter() const;
+			virtual Layout *layout() const;
+			bool isActive() const;
+			bool isClosed() const;
+			virtual QString name() const;
+			Level threshold() const;
+			// JAVA: void setErrorHandler(ErrorHandler *pErrorHandler);
+			virtual void setLayout(Layout *pLayout);
+			virtual void setName(const QString &rName);
+			void setThreshold(Level level);
+
+			virtual void activateOptions();
+			virtual void addFilter(Filter *pFilter);
+			virtual void clearFilters();
+			virtual void close();
+
+			/*!
+			 * Performs checks and delegates the actuall appending to the subclass
+			 * specific append() function.
+			 *
+			 * \sa append(), checkEntryConditions(), isAsSevereAsThreshold(), Filter
+			 */
+			virtual void doAppend(const LoggingEvent &rEvent);
+
+			// JAVA: void finalize();
+			Filter* firstFilter() const;
+			bool isAsSevereAsThreshold(Level level) const;
+
+	protected:
+			virtual void append(const LoggingEvent &rEvent) = 0;
+			void customEvent(QEvent* event);
+
+			/*!
+			 * 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.
+			 *
+			 * The checked conditions are:
+			 * - That the appender has been activated (APPENDER_NOT_ACTIVATED_ERROR)
+			 * - That the appender was not closed (APPENDER_CLOSED_ERROR)
+			 * - That the appender has a layout set, if it requires one
+			 *   (logging_error(APPENDER_USE_MISSING_LAYOUT_ERROR)
+			 *
+			 * The function is called as part of the checkEntryConditions() chain
+			 * started by doAppend(). The doAppend() function calls the subclass
+			 * specific checkEntryConditions() function. The function checks the
+			 * class specific conditions and calls checkEntryConditions() of
+			 * it's parent class. The last function called is
+			 * AppenderSkeleton::checkEntryConditions().
+			 *
+			 * \sa doAppend()
+			 */
+			virtual bool checkEntryConditions() const;
+
+	protected:
+			mutable QMutex mObjectGuard;
+
+	private:
+			bool mAppendRecursionGuard;
+			volatile bool mIsActive;
+			volatile bool mIsClosed;
+			LogObjectPtr<Layout> mpLayout;
+			Level mThreshold;
+			LogObjectPtr<Filter> mpHeadFilter;
+			LogObjectPtr<Filter> mpTailFilter;
+	};
+
+
+	/**************************************************************************
+	 * Operators, Helper
+	 **************************************************************************/
+
+
+	/**************************************************************************
+	 * Inline
+	 **************************************************************************/
+
+	inline Filter *AppenderSkeleton::filter() const
+	{	QMutexLocker locker(&mObjectGuard);
+		return mpHeadFilter;    }
+
+	inline Layout *AppenderSkeleton::layout() const
+	{   QMutexLocker locker(&mObjectGuard);
+		return mpLayout;    }
+
+	inline QString AppenderSkeleton::name() const
+	{	QMutexLocker locker(&mObjectGuard);
+			return objectName();	}
+
+	inline Level AppenderSkeleton::threshold() const
+	{   // QMutexLocker locker(&mObjectGuard); // Level is threadsafe
+		return mThreshold;  }
+
+	inline void AppenderSkeleton::setLayout(Layout *pLayout)
+	{   QMutexLocker locker(&mObjectGuard);
+		mpLayout = pLayout; }
+
+	inline void AppenderSkeleton::setName(const QString &rName)
+	{   QMutexLocker locker(&mObjectGuard);
+			setObjectName(rName);  }
+
+	inline void AppenderSkeleton::setThreshold(Level level)
+	{   // QMutexLocker locker(&mObjectGuard); // Level is threadsafe
+		mThreshold = level;    }
+
+	inline bool AppenderSkeleton::isActive() const
+	{   // QMutexLocker locker(&mObjectGuard); // Read/Write of int is safe
+		return mIsActive;   }
+
+	inline bool AppenderSkeleton::isClosed() const
+	{   // QMutexLocker locker(&mObjectGuard); // Read/Write of int is safe
+		return mIsClosed;   }
+
+	inline Filter *AppenderSkeleton::firstFilter() const
+	{	QMutexLocker locker(&mObjectGuard);
+			return filter();    }
+
+	inline bool AppenderSkeleton::isAsSevereAsThreshold(Level level) const
+	{   // QMutexLocker locker(&mObjectGuard); // Level is threadsafe
+		return (mThreshold <= level);   }
+
+
+} // namespace Log4Qt
+
+
+// Q_DECLARE_TYPEINFO(::AppenderSkeleton, Q_COMPLEX_TYPE); // Use default
+
+
+#endif // _APPENDERSKELETON_H