Attachment 91249 Details for Bug 202626 – CreateUpgrade class - 3

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[patch] CreateUpgrade class - 3

202626.txt (text/plain), 5.65 KB, created by Joel Cayne

on 2008-02-29 16:14:36 EST

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Creator: Joel Cayne

Created: 2008-02-29 16:14:36 EST

Size: 5.65 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 +1,147 @@
>+/**********************************************************************
>+ 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
>+ **********************************************************************/
>+package org.eclipse.tptp.platform.agentcontroller.config;
>+
>+import java.io.File;
>+import java.io.FileOutputStream;
>+import java.io.IOException;
>+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.ConfigUtility;
>+import org.eclipse.tptp.platform.agentcontroller.config.Constants;
>+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: <br>
>+ * ConfigUpgrade upgrade = ConfigUpgrade.getInstance("<AC HOME>\\config\\serviceconfig.xml"); <br>
>+ * upgrade.parseDocument();
>+ * 
>+ * @author Joel Cayne
>+ * @version February 29, 2008
>+ * @since February 29, 2008
>+ * 
>+ */
>+public class ConfigUpgrade {
>+
>+	protected ConfigFile configFile;
>+	protected Document doc;
>+	protected Properties properties;
>+	
>+	private static ConfigUpgrade instance = null;
>+	
>+	/**
>+	 * The method called to acquire a reference of the singleton ConfigUpgrade.
>+	 * @param filename The path to the serviceconfig.xml to retrieve an existing configuration from.
>+	 * @return An instance of ConfigUpgrade.
>+	 */
>+	public static ConfigUpgrade getInstance(String filename) {
>+		if(instance == null) {
>+			instance = new ConfigUpgrade(filename); 
>+		}
>+		return instance;
>+	}
>+
>+	/**
>+	 * Provides for upgrading an existing Agent Controller installation.
>+	 * @param filename The path to the serviceconfig.xml to retrieve an existing configuration from.
>+	 */
>+	private ConfigUpgrade(String filename) {
>+		try {
>+			doc = DocumentBuilderFactory.newInstance().newDocumentBuilder().parse(new File(filename));
>+			configFile = new ConfigFile(filename);
>+			properties = 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.
>+	 * @return The properties hash with the user entered values.
>+	 */
>+	public Properties parseDocument() {
>+		properties.put(Constants.JAVA_PATH, configFile.getValue(Constants.JAVA_PATH));
>+		addElement(SecurityEnabled.TAG);
>+		addElement(UserDefinition.TAG);
>+		addElement(Allow.TAG, ConfigUtility.getString("Config.Allow.Host.Tag"));
>+		return properties;
>+	}
>+	
>+	/**
>+	 * Searches for the tag in the serviceconfig.xml and adds it to the properties hash.
>+	 * @param tag The tag to search for.
>+	 */
>+	protected void addElement(String tag) {
>+		addElement(tag, null);
>+	}
>+	
>+	/**
>+	 * Searches for the tag containing the id attribute in serviceconfig.xml and adds it to the properties hash.
>+	 * @param tag The tag to search for.
>+	 * @param id The id attribute to search for in the tag.
>+	 */
>+	protected void addElement(String tag, String id) {
>+		NodeList nl = doc.getElementsByTagName(tag);
>+		if(nl != null) {
>+			/* Traverse the nodes with the tag name adding them to the properties hash */
>+			for(int i = 0; i < nl.getLength(); i++) {
>+				Node n = nl.item(i);
>+				String text = null;
>+				/* Obtain the attribute value and add it to the properties hash */
>+				if(id != null) {
>+					n = n.getAttributes().getNamedItem(id);
>+					if(n != null) {
>+						text = n.getTextContent();
>+						/* The tag exists in the properties hash */ 
>+						if (properties.containsKey(tag)) {
>+							text = (String) properties.get(tag) + "," + text;
>+						}
>+					}
>+				} else {
>+					/* Obtain a unique tag value and add it to the properties hash */
>+					text = n.getTextContent();
>+				}
>+				if(text != null) {
>+					properties.put(tag, text);
>+				}
>+			}
>+		}	
>+	}
>+
>+	/**
>+	 * Outputs the user entered values to a property file and provides a properties hash table containing the user entered values.
>+	 * @param filename The name of the property file to store the user entered values to.
>+	 */
>+	public void getPropertyFile(File filename) {
>+		try {
>+			if(filename != null) {
>+				properties.store(new FileOutputStream(filename), null);
>+			}
>+		} catch (IOException e) {
>+			Logger.err(e.getMessage());
>+		}
>+	}
>+}

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