Added file logger

logger/QsLogDest.cpp

@@ -0,0 +1,83 @@
+// Copyright (c) 2010, Razvan Petru
+// All rights reserved.
+
+// Redistribution and use in source and binary forms, with or without modification,
+// are permitted provided that the following conditions are met:
+
+// * Redistributions of source code must retain the above copyright notice, this
+//   list of conditions and the following disclaimer.
+// * Redistributions in binary form must reproduce the above copyright notice, this
+//   list of conditions and the following disclaimer in the documentation and/or other
+//   materials provided with the distribution.
+// * The name of the contributors may not be used to endorse or promote products
+//   derived from this software without specific prior written permission.
+
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+// IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
+// INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+// OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+// OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include "QsLogDest.h"
+#include "QsDebugOutput.h"
+#include <QFile>
+#include <QTextStream>
+#include <QString>
+
+namespace QsLogging
+{
+
+//! file message sink
+class FileDestination : public Destination
+{
+public:
+	FileDestination(const QString &filePath);
+	virtual void write(const QString &message);
+
+private:
+	QFile mFile;
+	QTextStream mOutputStream;
+};
+
+FileDestination::FileDestination(const QString &filePath)
+{
+	mFile.setFileName(filePath);
+	mFile.open(QFile::WriteOnly | QFile::Text |
+			   QFile::Truncate); // fixme: should throw on failure
+	mOutputStream.setDevice(&mFile);
+}
+
+void FileDestination::write(const QString &message)
+{
+	mOutputStream << message << endl;
+	mOutputStream.flush();
+}
+
+//! debugger sink
+class DebugOutputDestination : public Destination
+{
+public:
+	virtual void write(const QString &message);
+};
+
+void DebugOutputDestination::write(const QString &message)
+{
+	QsDebugOutput::output(message);
+}
+
+DestinationPtr DestinationFactory::MakeFileDestination(const QString &filePath)
+{
+	return DestinationPtr(new FileDestination(filePath));
+}
+
+DestinationPtr DestinationFactory::MakeDebugOutputDestination()
+{
+	return DestinationPtr(new DebugOutputDestination);
+}
+
+} // end namespace