Attachment 90359 Details for Bug 202626 – CreateUpgrade class

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[patch] CreateUpgrade class

202626.txt (text/plain), 5.43 KB, created by Joel Cayne

on 2008-02-21 10:39:55 EST

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Creator: Joel Cayne

Created: 2008-02-21 10:39:55 EST

Size: 5.43 KB

patch

obsolete

>### Eclipse Workspace Patch 1.0
>#P org.eclipse.tptp.platform.agentcontroller
>Index: src-config/org/eclipse/tptp/platform/agentcontroller/config/ConfigUpgrade.java
>===================================================================
>RCS file: src-config/org/eclipse/tptp/platform/agentcontroller/config/ConfigUpgrade.java
>diff -N src-config/org/eclipse/tptp/platform/agentcontroller/config/ConfigUpgrade.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src-config/org/eclipse/tptp/platform/agentcontroller/config/ConfigUpgrade.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,150 @@
>+package org.eclipse.tptp.platform.agentcontroller.config;
>+/**********************************************************************
>+ Copyright (c) 2008 IBM Corporation and others.
>+ All rights reserved.   This program and the accompanying materials
>+ are made available under the terms of the Eclipse Public License v1.0
>+ which accompanies this distribution, and is available at
>+ http://www.eclipse.org/legal/epl-v10.html
>+ $Id: $
>+  
>+ Contributors:
>+     IBM Rational - initial implementation
>+ **********************************************************************/
>+
>+import java.io.File;
>+import java.io.FileOutputStream;
>+import java.io.IOException;
>+import java.util.Hashtable;
>+import java.util.Properties;
>+import javax.xml.parsers.DocumentBuilderFactory;
>+import javax.xml.parsers.ParserConfigurationException;
>+
>+import org.eclipse.tptp.platform.agentcontroller.config.Allow;
>+import org.eclipse.tptp.platform.agentcontroller.config.ConfigFile;
>+import org.eclipse.tptp.platform.agentcontroller.config.Logger;
>+import org.eclipse.tptp.platform.agentcontroller.config.SecurityEnabled;
>+import org.eclipse.tptp.platform.agentcontroller.config.UserDefinition;
>+import org.w3c.dom.Document;
>+import org.w3c.dom.Node;
>+import org.w3c.dom.NodeList;
>+import org.xml.sax.SAXException;
>+
>+/*
>+ * Sample usage:
>+ * ConfigUpgrade upgrade = new ConfigUpgrade("<AC HOME>\\config\\serviceconfig.xml");
>+ * upgrade.parseDocument();
>+ */
>+public class ConfigUpgrade {
>+
>+	protected ConfigFile configFile;
>+	protected Document doc;
>+	protected static String JAVA_PATH = new String("JAVA_PATH"); //$NON-NLS-1$
>+	protected Properties hash;
>+
>+	/**
>+	 * Provides for upgrading an existing Agent Controller installation.
>+	 * @param filename The path to the serviceconfig.xml to retrieve an existing configuration from.
>+	 */
>+	public ConfigUpgrade(String filename) {
>+		try {
>+			doc = DocumentBuilderFactory.newInstance().newDocumentBuilder().parse(new File(filename));
>+			configFile = new ConfigFile(filename);
>+			hash = new Properties();
>+		} catch (SAXException e) {
>+			Logger.err(e.getMessage());
>+		} catch (IOException e) {
>+			Logger.err(e.getMessage());
>+		} catch (ParserConfigurationException e) {
>+			Logger.err(e.getMessage());
>+		}
>+	}
>+
>+	/**
>+	 * Parses the serviceconfig.xml and obtains the user provided values.
>+	 */
>+	public void parseDocument() {
>+		hash.put(JAVA_PATH, configFile.getValue(JAVA_PATH));
>+		if (doc.hasChildNodes()) {
>+			traverseNode(doc.getChildNodes());
>+		}
>+	}
>+
>+	/**
>+	 * Traverses a set of nodes to determine their values.
>+	 * @param nl A list of nodes in the serviceconfig.xml.
>+	 */
>+	protected void traverseNode(NodeList nl) {
>+		for (int i = 0; i < nl.getLength(); i++) {
>+			Node n = nl.item(i);
>+			/* Handled nodes contain the desired information, so there is no need to check its child nodes */
>+			if(!handleNode(n)) {
>+				traverseNode(n.getChildNodes());
>+			}
>+		}
>+	}
>+	
>+	/**
>+	 * Determines which nodes are of value from the serviceconfig.xml for storing.
>+	 * @param n The node to check.
>+	 * @return true if the node was handled, false otherwise.
>+	 */
>+	protected boolean handleNode(Node n) {
>+		/* The security enabled tag */
>+		if (n.getNodeName().equals(SecurityEnabled.TAG)) {
>+			hash.put(SecurityEnabled.TAG, n.getTextContent());
>+			return true;
>+		}
>+		/* The users allowed to access the Agent Controller tag */
>+		else if (n.getNodeName().equals(UserDefinition.TAG)) {
>+			hash.put(UserDefinition.TAG, n.getTextContent());
>+			return true;
>+		}
>+		/* The hosts tag containing hosts indicating machines allowed network access */ 
>+		else if (n.getNodeName().equals(Allow.TAG)) {
>+			String host = (String) hash.get(Allow.TAG);
>+			/* No hosts exist in the hash table */ 
>+			if (host == null) {
>+				hash.put(Allow.TAG, n.getAttributes().getNamedItem("host").getTextContent()); //$NON-NLS-1$
>+			}
>+			/* Add to the existing list of hosts */
>+			else {
>+				host = host	+ "," + n.getAttributes().getNamedItem("host").getTextContent(); //$NON-NLS-1$
>+				hash.put(Allow.TAG, host);
>+			}
>+			return true;
>+		}
>+		else {
>+			/* The tag was not handled */
>+			return false;
>+		}
>+	}
>+
>+	/**
>+	 * 
>+	 * @return An instance of the serviceconfig.xml Document.
>+	 */
>+	public Document getDoc() {
>+		return doc;
>+	}
>+	
>+	/**
>+	 * Provides a hash table containing the user entered values.
>+	 * @return A hash with the user entered values.
>+	 */
>+	public Hashtable getHash() {
>+		return hash;
>+	}
>+
>+	/**
>+	 * Outputs the user entered values to a property file.
>+	 * @param filename The name of the property file to store the user entered values to.
>+	 */
>+	public void getPropertyFile(File filename) {
>+		try {
>+			hash.store(new FileOutputStream(filename), "Agent Controller Configuration");
>+		} catch (IOException e) {
>+			Logger.err(e.getMessage());
>+		}
>+
>+	}
>+}

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Attachments on bug 202626: 90359 | 90748 | 91249 | 91372