1 files changed, 53 insertions, 0 deletions
diff --git a/src/main/include/log4cxx/helpers/system.h b/src/main/include/log4cxx/helpers/system.h
new file mode 100644
index 0000000..3885687
--- /dev/null
+++ b/src/main/include/log4cxx/helpers/system.h
@@ -0,0 +1,53 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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 _LOG4CXX_HELPERS_SYSTEM_H
+ #define _LOG4CXX_HELPERS_SYSTEM_H
+
+#include <log4cxx/logstring.h>
+#include <log4cxx/helpers/exception.h>
+
+ namespace log4cxx
+ {
+        namespace helpers
+        {
+                class Properties;
+
+                /** The System class contains several useful class fields and methods.
+                It cannot be instantiated.
+                */
+                class LOG4CXX_EXPORT System
+                {
+                public:
+
+                /**
+                Gets the system property indicated by the specified key.
+
+                @param key the name of the system property.
+
+                @return the string value of the system property, or the default value if
+                there is no property with that key.
+
+                @throws IllegalArgumentException if key is empty.
+                */
+                static LogString getProperty(const LogString& key);
+
+                };
+        } // namespace helpers
+ } //  namespace log4cxx
+
+ #endif //_LOG4CXX_HELPERS_SYSTEM_H