1 files changed, 107 insertions, 0 deletions
diff --git a/sca-cpp/tags/cpp-sca-20060405/runtime/core/src/tuscany/sca/util/Logger.cpp b/sca-cpp/tags/cpp-sca-20060405/runtime/core/src/tuscany/sca/util/Logger.cpp
new file mode 100644
index 0000000000..0a888a69ef
--- /dev/null
+++ b/sca-cpp/tags/cpp-sca-20060405/runtime/core/src/tuscany/sca/util/Logger.cpp
@@ -0,0 +1,107 @@
+/*
+ *
+ *  Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
+ *
+ *  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.
+ */
+
+/* $Rev$ $Date: 2005/12/22 11:33:21 $ */
+
+#include <iostream>
+#include <stdarg.h>
+
+#include "tuscany/sca/util/Logger.h"
+#include "tuscany/sca/util/DefaultLogWriter.h"
+#include "tuscany/sca/util/FileLogWriter.h"
+
+using namespace std;
+
+namespace tuscany
+{
+    namespace sca
+    {
+        LogWriter* Logger::logWriter = getLogWriter();
+
+        LogWriter* Logger::getLogWriter()
+        {
+            if (logWriter == 0)
+            {
+                setLogWriter(0);
+            }
+            return logWriter;
+        }
+
+        void Logger::setLogWriter(LogWriter* writer)
+        {
+            if (logWriter != writer
+            	&& logWriter != 0)
+            {
+                delete logWriter;
+            }
+
+            if (writer == 0)
+            {
+                char*  loggingVar = 0;
+                loggingVar = getenv("TUSCANY_SCACPP_LOG");
+                if (loggingVar == 0)
+                    logWriter = new DefaultLogWriter;
+                else
+                    logWriter = new FileLogWriter(loggingVar);
+            }
+            else
+            {
+                logWriter = writer;
+            }
+        }
+
+        int Logger::loggingLevel = setLogging();
+        
+        int Logger::setLogging()
+        {
+            char*  loggingVar = 0;
+            loggingVar = getenv("TUSCANY_SCACPP_LOGGING");
+            if (loggingVar == 0)
+                return 0;
+            else
+                return atoi(loggingVar);
+        }
+        
+        void Logger::setLogging(int level)
+        {
+            loggingLevel = level;
+        }
+            
+        void Logger::log(int level, const char* msg)
+        {
+            if (level <= loggingLevel)
+            {
+                logWriter->log(level, msg);
+            }
+        }
+
+        void Logger::logArgs(int level, const char* msg, ...)
+        {
+            if (level <= loggingLevel)
+            {
+                va_list variableArguments;
+                va_start(variableArguments, msg);
+                char messageBuffer[1024];
+                vsprintf(messageBuffer, msg, variableArguments);
+                logWriter->log(level, messageBuffer);
+                va_end(variableArguments);
+            }
+        }
+        
+    } // End namespace sca
+} // End namespace tuscany
+