Github user imesh commented on a diff in the pull request:
https://github.com/apache/stratos/pull/419#discussion_r36939245
--- Diff:
extensions/load-balancer/gce-extension/src/main/java/org/apache/stratos/gce/extension/Main.java
---
@@ -0,0 +1,113 @@
+/*
+ * 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.
+ */
+
+package org.apache.stratos.gce.extension;
+
+import org.apache.axiom.om.OMElement;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.apache.log4j.PropertyConfigurator;
+import org.apache.stratos.common.threading.StratosThreadPool;
+import org.apache.stratos.common.util.AxiomXpathParserUtil;
+import org.apache.stratos.gce.extension.config.Constants;
+import org.apache.stratos.gce.extension.config.GCEContext;
+import org.apache.stratos.gce.extension.config.parser.GCEConfigParser;
+import org.apache.stratos.load.balancer.common.topology.TopologyProvider;
+import
org.apache.stratos.load.balancer.extension.api.LoadBalancerExtension;
+
+import java.io.File;
+import java.util.concurrent.ExecutorService;
+
+/**
+ * GCE extension main class.
+ */
+public class Main {
+
+ private static final Log log = LogFactory.getLog(Main.class);
+ private static ExecutorService executorService;
+
+ public static void main(String[] args) {
+
+ LoadBalancerExtension extension = null;
+ try {
+
+ //read configuration from gce-configuration.xml and store
configuration in GCEConfigurationHolder class
+ File configFile = new
File(getFilePathOfConfigFile(Constants.CONFIG_FILE_NAME));
+ OMElement documentElement =
AxiomXpathParserUtil.parse(configFile);
+ GCEConfigParser.parse(documentElement);
+
+ // Configure log4j properties
+
PropertyConfigurator.configure(getFilePathOfConfigFile(GCEContext.getInstance().getLog4jPropertiesFileName()));
--- End diff --
Log4j can be configured via a system property. Might not need to
programatically configure.
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