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From m...@apache.org
Subject cvs commit: jakarta-gump/java LocalCheck.java
Date Fri, 24 Jan 2003 17:10:43 GMT
mvdb        2003/01/24 09:10:43

  Added:       java     LocalCheck.java
  Log:
  Moving LocalCheck to jenny.
  
  Revision  Changes    Path
  1.1                  jakarta-gump/java/LocalCheck.java
  
  Index: LocalCheck.java
  ===================================================================
  /*
   * $Header: /home/cvs/jakarta-gump/java/LocalCheck.java,v 1.1 2003/01/24 17:10:43 mvdb Exp
$
   * $Revision: 1.1 $
   * $Date: 2003/01/24 17:10:43 $
   *
   * ====================================================================
   *
   * The Apache Software License, Version 1.1
   *
   * Copyright (c) 1999-2003 The Apache Software Foundation.  All rights
   * reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in
   *    the documentation and/or other materials provided with the
   *    distribution.
   *
   * 3. The end-user documentation included with the redistribution, if
   *    any, must include the following acknowlegement:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowlegement may appear in the software itself,
   *    if and wherever such third-party acknowlegements normally appear.
   *
   * 4. The names "The Jakarta Project", "Alexandria", and "Apache Software
   *    Foundation" must not be used to endorse or promote products derived
   *    from this software without prior written permission. For written
   *    permission, please contact apache@apache.org.
   *
   * 5. Products derived from this software may not be called "Apache"
   *    nor may "Apache" appear in their names without prior written
   *    permission of the Apache Group.
   *
   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
   * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
   * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
   * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
   * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Software Foundation.  For more
   * information on the Apache Software Foundation, please see
   * <http://www.apache.org/>.
   *
   */
  import java.io.File;
  import java.util.ArrayList;
  import java.util.Arrays;
  import java.util.HashMap;
  import java.util.Map;
  
  import javax.xml.parsers.DocumentBuilder;
  import javax.xml.parsers.DocumentBuilderFactory;
  
  import org.w3c.dom.Document;
  import org.w3c.dom.Element;
  import org.w3c.dom.NodeList;
  import org.xml.sax.SAXParseException;
  
  /**
   * This will check if the pkgDir references are still up-to-date
   * and present. This way you can take action before you run the 
   * gump build.
   * 
   * @author <a href="mailto:martin@mvdb.net">Martin van den Bent</a>
   * @version $Id: LocalCheck.java,v 1.1 2003/01/24 17:10:43 mvdb Exp $
   */
  public class LocalCheck {
      
      private static String DEFAULT_WORKSPACE_FILE="/home/gump/dist/swami.xml";
      private String workspaceFile;
      private String pkgDir;
      private Document profile;
      private String currentDir;
      private Map projectCache;
      private static boolean verbose;
      DocumentBuilderFactory dFactory = DocumentBuilderFactory.newInstance();
      
  	/**
  	 * Constructor for LocalCheck.
  	 */
  	public LocalCheck(String workSpace)
      throws Exception  {
  		this.workspaceFile = workSpace;
          Document doc = parse(workSpace);
          Workspace space = new Workspace();
          space.init((Element)doc.getFirstChild());
          this.pkgDir = space.getPkgDir();
          this.pkgDir+=((pkgDir.endsWith(File.separator))?"":File.separator);
          currentDir = new File(workspaceFile).getAbsoluteFile().getParent()+File.separator;
          String profileFile = doc.getElementsByTagName("profile").item(0).getAttributes().getNamedItem("href").getNodeValue();
          this.profile = parse(currentDir+profileFile);
          parseProfile();
  	}
      
      private void parseProfile() {
          NodeList nodeList = profile.getElementsByTagName("project");
          System.out.println("Found "+nodeList.getLength()+" installed packages");
          System.out.println("Using "+pkgDir+" directory to check installed packages");
          int okCounter = 0;
          for (int i = 0; i < nodeList.getLength(); i++) {
              if (check((Element)nodeList.item(i))) {
                  okCounter++;
              }
          }
          System.out.println(nodeList.getLength() - okCounter + " packages need updating");
      }
      
      private boolean check(Element element) {
          String name = element.getAttribute("name");
          String pkg = element.getAttribute("package");
          String projectFile = currentDir+"project"+File.separator+name+".xml";
          boolean ok = true;
          Document doc = null;
  		try {
              if (!new File(projectFile).exists()) {
                  setupCache();
                  projectFile = currentDir+"project"+File.separator+(String)projectCache.get(name);
              }
  			doc = parse(projectFile);
              ArrayList list = getJars(doc, name);
              String moduleURL = getModuleURL(doc);
              boolean error = false;
              for (int i = 0; i < list.size(); i++) {
                  String jar = (String) list.get(i);
                  String jarFile = pkgDir+pkg+File.separator+jar;
                  if (!new File(jarFile).exists()) {
                      if (!error) {
                          System.out.println("Problems encountered in project "+name);
                          System.out.println("You can get updates at "+moduleURL);
                          error = true;
                      }
                      System.out.println("    cannot find "+jarFile);
                      ok = false;
                  }
              }
  		} catch (Exception e) {
              System.out.println("problems reading "+projectFile+" for project "+name);
              ok =  false;
  		}
          return ok;
      }
      
      private String getModuleURL(Document doc) {
          return ((Element)doc.getElementsByTagName("url").item(0)).getAttribute("href");
      }
      
      private ArrayList getJars(Document doc, String name) {
          ArrayList jars = new ArrayList();
          NodeList list = doc.getElementsByTagName("project");
          for (int i = 0; i < list.getLength(); i++) {
              Element element = (Element)list.item(i);
              if (element.getAttribute("name").equals(name)) {
                  NodeList jarNodes = element.getElementsByTagName("jar");
                  for (int j=0; j < jarNodes.getLength(); j++) {
                      jars.add(((Element)jarNodes.item(j)).getAttribute("name"));
                  }
              }
          }
          return jars;
      }
      
      private void setupCache() {
          if (projectCache == null) {
              projectCache = new HashMap();
          }else{
              return;
          }
          String xmlDirStr = currentDir+"project"+File.separator;
          File xmlDir = new File(xmlDirStr);
          if (xmlDir.isDirectory()) {
              File files[] = xmlDir.listFiles();
              for (int i = 0; i < files.length; i++) {
                  File file = files[i];
                  // ignore cvs .# files.. 
                  if (file.getName().startsWith(".") || file.isDirectory()) {
                      continue;
                  }
                  setProjectsInCache(file);
              }
          }
      }
      
      /**
       * Adds the projects that it found in the file to the cache
       */
      private void setProjectsInCache(File file) {
          try {
              Document doc = parse(file.toString());
              NodeList list = doc.getElementsByTagName("project");
              for (int i = 0; i < list.getLength();i++) {
                  String project = ((Element)list.item(i)).getAttribute("name");
                  projectCache.put(project, file.getName());
              }
          }catch(Exception e) { }
      }
          
  
  	public static void main(String[] args)  {
          try {
              String workSpace = DEFAULT_WORKSPACE_FILE;
              if (args.length >= 1) {
                  workSpace = args[0];
              }
              new LocalCheck(workSpace);
          }catch(Exception e) {
              System.out.println("Unexpected failure in LocalCheck");
              e.printStackTrace(System.out);
          }
  	}
      
      /**
       * Parse an XML source file into an DOM.
       * @param source name of source file
       * @return Node
       */
      private Document parse(String source) throws Exception {
          try {
              DocumentBuilder dBuilder = dFactory.newDocumentBuilder();
              return dBuilder.parse(source);
          } catch (SAXParseException e) {
              System.err.print("Error parsing file " + source);
              System.err.println(" line " + e.getLineNumber() + ": ");
              throw e;
          } catch (java.net.UnknownHostException uhe) {
              System.out.println(uhe.toString());
              return null;
          }
      }
  
  
  }
  
  
  

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