initial import (ongoing)

git-svn-id: https://svn.apache.org/repos/asf/james/postage/trunk@415275 13f79535-47bb-0310-9956-ffa450edef68

src/main/java/org/apache/james/postage/Main.java

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+/***********************************************************************
+ * Copyright (c) 2006 The Apache Software Foundation.                  *
+ * All rights reserved.                                                *
+ * ------------------------------------------------------------------- *
+ * 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.                      *
+ ***********************************************************************/
+package org.apache.james.postage;
+
+import org.apache.commons.configuration.ConfigurationException;
+import org.apache.commons.configuration.XMLConfiguration;
+import org.apache.james.postage.configuration.ConfigurationLoader;
+import org.apache.james.postage.configuration.PostageConfiguration;
+
+import java.util.Iterator;
+import java.util.Map;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * bootstrapping the application
+ */
+public class Main {
+    private static PostageRunner m_currentPostageRunner = null;
+
+    public static void main(String[] args) {
+        if (args == null || args.length == 0) {
+            System.out.println("Please provide the configuration file");
+            return;
+        }
+
+        String filename = args[0];
+
+        List scenariosToRun = new ArrayList();
+        for (int i = 1; i < args.length; i++)
+        {
+            scenariosToRun.add(args[i]);
+        }
+
+        // load all scenarios from configuration file
+        ConfigurationLoader configurationLoader = new ConfigurationLoader();
+        Map configurations;
+        try {
+            // TODO allow different (non-xml) configs - as Common-Configuration supports it
+            XMLConfiguration xmlConfiguration = new XMLConfiguration(filename);
+            //xmlConfiguration.setThrowExceptionOnMissing(false);
+            configurations = configurationLoader.create(xmlConfiguration);
+        } catch (ConfigurationException e) {
+            e.printStackTrace();
+            return;
+        }
+
+        // register shutdown hook if this app is terminated from outside
+        Runtime.getRuntime().addShutdownHook(new Thread(){public void run() {shutdown();}});
+
+        // run all scenarios
+        runScenarios(configurations, scenariosToRun);
+    }
+
+    private static void runScenarios(Map configurations, List scenariosToRun) {
+        // run all scenarios which are requested to be run.
+        int playedScenarioCounter = 0;
+        Iterator iterator = configurations.keySet().iterator();
+        while (iterator.hasNext()) {
+            String id = (String)iterator.next();
+            // if no scenario is given on the command line, all get executed
+            // if one or more is given, all others are skipped
+            if (!scenariosToRun.isEmpty() && !scenariosToRun.contains(id)) continue;
+
+            playedScenarioCounter++;
+            PostageConfiguration postageConfiguration = (PostageConfiguration) configurations.get(id);
+            m_currentPostageRunner = new PostageRunner(postageConfiguration);
+            m_currentPostageRunner.run(); // TODO maybe we want to run this Runnable in its own thread, but maybe not
+        }
+        m_currentPostageRunner = null;
+        if (playedScenarioCounter == 0) {
+            System.out.println("No scenario has been executed. ");
+            System.out.println("Either those on the command line where not matching those in the file.");
+            System.out.println("Or the configuration file is empty");
+        }
+    }
+
+    private static void shutdown() {
+        if (m_currentPostageRunner != null) m_currentPostageRunner.terminate();
+    }
+
+}

src/main/java/org/apache/james/postage/PostageException.java

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+/***********************************************************************
+ * Copyright (c) 2006 The Apache Software Foundation.                  *
+ * All rights reserved.                                                *
+ * ------------------------------------------------------------------- *
+ * 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.                      *
+ ***********************************************************************/
+
+
+package org.apache.james.postage;
+
+/**
+ * base exception for Postage
+ */
+public class PostageException extends Exception {
+    public PostageException() {
+        super();
+    }
+
+    public PostageException(String message) {
+        super(message);
+    }
+
+    public PostageException(Throwable cause) {
+        super(cause);
+    }
+
+    public PostageException(String message, Throwable cause) {
+        super(message, cause);
+    }
+}