remm        01/09/24 01:19:30

  Modified:    .        build.xml
               src/doc  changelog.xml
  Added:       src/stores/slidestore/file XAFileContentStore.java
  Log:
  - Add welcome web application, based on the new Slide tag library.
  
  Revision  Changes    Path
  1.124     +21 -0     jakarta-slide/build.xml
  
  Index: build.xml
  ===================================================================
  RCS file: /home/cvs/jakarta-slide/build.xml,v
  retrieving revision 1.123
  retrieving revision 1.124
  diff -u -r1.123 -r1.124
  --- build.xml 2001/09/24 01:56:37     1.123
  +++ build.xml 2001/09/24 08:19:30     1.124
  @@ -1254,6 +1254,27 @@
       <delete file="${slide.dist}/server/server/lib/crimson.jar" />
       <delete file="${slide.dist}/server/server/lib/jaxp.jar" />
   
  +    <!-- Welcome web application -->
  +    <war warfile="${slide.dist}/server/webapps/ROOT.war"
  +     webxml="src/wrappers/catalina/root/WEB-INF/web.xml"
  +     basedir="src/wrappers/catalina/root">
  +      <zipfileset dir="${struts.home}/lib" prefix="WEB-INF">
  +        <include name="struts-bean.tld"/>
  +        <include name="struts-html.tld"/>
  +        <include name="struts-logic.tld"/>
  +      </zipfileset>
  +      <zipfileset dir="src/taglib" prefix="WEB-INF">
  +        <include name="slide-struts.tld"/>
  +      </zipfileset>
  +      <zipfileset dir="${slide.dist}/slide/lib" prefix="WEB-INF/lib">
  +        <include name="slide-taglib-struts.jar"/>
  +        <include name="slide-taglib-common.jar"/>
  +      </zipfileset>
  +      <zipfileset dir="${struts.home}/lib" prefix="WEB-INF/lib">
  +        <include name="struts.jar"/>
  +      </zipfileset>
  +    </war>
  +
       <!-- Catalina HTML manager -->
       <war warfile="${slide.dist}/server/webapps/manager.war"
        webxml="src/wrappers/catalina/manager.xml">
  
  
  
  1.60      +4 -0      jakarta-slide/src/doc/changelog.xml
  
  Index: changelog.xml
  ===================================================================
  RCS file: /home/cvs/jakarta-slide/src/doc/changelog.xml,v
  retrieving revision 1.59
  retrieving revision 1.60
  diff -u -r1.59 -r1.60
  --- changelog.xml     2001/09/24 01:46:08     1.59
  +++ changelog.xml     2001/09/24 08:19:30     1.60
  @@ -92,6 +92,10 @@
             Update the standalone server to include the administration web 
             application (RM)
           </update>
  +        <add>
  +          Add a welcome web application to the standalone server, which will
  +          help first time users get started (RM)
  +        </add>
         </changelog>
   
       </p>
  
  
  
  1.1                  jakarta-slide/src/stores/slidestore/file/XAFileContentStore.java
  
  Index: XAFileContentStore.java
  ===================================================================
  /*
   * $Header: 
/home/cvs/jakarta-slide/src/stores/slidestore/file/XAFileContentStore.java,v 1.1 
2001/09/24 08:19:30 remm Exp $
   * $Revision: 1.1 $
   * $Date: 2001/09/24 08:19:30 $
   *
   * ====================================================================
   *
   * The Apache Software License, Version 1.1
   *
   * Copyright (c) 1999 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", "Tomcat", 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 [EMAIL PROTECTED]
   *
   * 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/>.
   *
   * [Additional notices, if required by prior licensing conditions]
   *
   */
  
  package slidestore.file;
  
  import java.util.Hashtable;
  import java.util.Enumeration;
  import java.util.Date;
  import java.util.Vector;
  import java.io.*;
  
  import javax.transaction.xa.XAException;
  import javax.transaction.xa.Xid;
  
  import org.apache.slide.common.*;
  import org.apache.slide.store.*;
  import org.apache.slide.structure.*;
  import org.apache.slide.content.*;
  import org.apache.slide.util.logger.Logger;
  
  import slidestore.reference.fileDeleter.DeleterWalker;
  
  /**
   * Transactional filesystem implementation of ContentStore.
   *
   * @author Remy Maucherat
   * @version $Revision: 1.1 $
   */
  public class XAFileContentStore extends AbstractSimpleService
      implements ContentStore {
      
      
      // -------------------------------------------------------------- Constants
      
      
      public static final int BUFFER_SIZE = 2048;
      public static final String CHARACTER_ENCODING = "8859_1";
      
      
      /**
       * Default rootpath is the current directory
       */
      private static final String DEFAULT_ROOTPATH = ".";
      
      
      private static final String filter[] = new String[1];
      static {
          filter[0] = "*.*";
      }
      
      
      // ----------------------------------------------------- Instance Variables
      
      
      /**
       * Path from which files are stored.
       */
      private String rootpath;
      
      
      /**
       * Temporary path used to store the original files when they are modified.
       */
      private String temppath;
      
      
      /**
       * True if versioning.
       */
      private boolean version = true;
      
      
      /**
       * True if a transaction is currently active.
       */
      private boolean transactionActive = false;
      
      
      /**
       * True if content written from a prior server run should be removed.
       * WARNING: setting this option to true will remove all files, located
       * under the RootPath location!
       */
      private boolean removePriorContent = false;
      
      
      /**
       * List of resources created during the transaction.
       */
      private Vector createdResources = new Vector();
      
      
      /**
       * List of deleted directories.
       */
      private Vector deletedDirectories = new Vector();
      
      
      // ----------------------------------------------------- XAResource Mathods
      
      
      public void commit(Xid xid, boolean onePhase)
          throws XAException {
          
          super.commit(xid, onePhase);
          
          // Commit
          createdResources.clear();
          remove(new File(temppath));
          
          transactionActive = false;
          
      }    
  
  
      public void rollback(Xid xid)
          throws XAException {
  
          super.rollback(xid);
  
          // Rollback
          
          Enumeration createdResourcesList = createdResources.elements();
          while (createdResourcesList.hasMoreElements()) {
              File resource = (File) createdResourcesList.nextElement();
              remove(resource);
          }
          
          Enumeration deletedDirectoriesList = deletedDirectories.elements();
          
          createdResources.clear();
          deletedDirectories.clear();
          remove(new File(temppath));
  
          transactionActive = false;
  
      }
      
      
      public void start(Xid xid, int flags)
          throws XAException {
  
          super.start(xid, flags);
  
          transactionActive = true;
  
      }
  
  
      // ---------------------------------------------------- ServiceImpl Methods
      
      
      /**
       * Read parameters.
       *
       * @param parameters Hashtable containing the parameters' name
       * and associated value
       */
      public synchronized void setParameters(Hashtable parameters)
          throws ServiceParameterErrorException,
          ServiceParameterMissingException {
  
          // A parameter will tell were serialization files are.
          rootpath = (String) parameters.get("rootpath");
          if (rootpath == null) {
              // Default is that files are stored starting in the
              // current directory
              rootpath = DEFAULT_ROOTPATH;
          }
  
          String versionValue = (String) parameters.get("version");
          if (versionValue != null) {
              version = Boolean.valueOf(versionValue).booleanValue();
          }
  
          String removePriorContentValue = 
              (String) parameters.get("resetBeforeStarting");
          if (removePriorContentValue != null) {
              removePriorContent = 
                  removePriorContentValue.equalsIgnoreCase("true");
          }
              
      }
      
      
      /**
       * Initializes content store.
       *
       * @exception ServiceInitializationFailedException Throws an exception
       * if the store has already been initialized before
       */
      public synchronized void initialize(NamespaceAccessToken token)
          throws ServiceInitializationFailedException {
          try {
              // remove prior content specified at rootPath
              if ((removePriorContent) && (!DEFAULT_ROOTPATH.equals(rootpath))) 
                  reset();
              File baseDir = new File(rootpath);
              token.getLogger().log("FileContentStore rootpath: " 
                                    + baseDir.getAbsolutePath(), Logger.INFO);
              baseDir.mkdirs();
          } catch (Exception e) {
              e.printStackTrace();
              throw new ServiceInitializationFailedException(this, e);
          }
      }
      
      
      /**
       * Deletes content store.
       *
       * @exception ServiceResetFailedException
       */
      public void reset()
          throws ServiceResetFailedException {
          new DeleterWalker(rootpath, filter);
      }
      
      
      /**
       * This function tells whether or not the service is connected.
       *
       * @return boolean true if we are connected
       * @exception ServiceAccessException Service access error
       */
      public boolean isConnected()
          throws ServiceAccessException {
          return true;
      }
      
      
      /**
       * Connects to the underlying data source (if any is needed).
       *
       * @exception ServiceConnectionFailedException Connection failed
       */
      public void connect()
          throws ServiceConnectionFailedException {
      }
      
      
      /**
       * Disconnects from the underlying data source.
       *
       * @exception ServiceDisconnectionFailedException Disconnection failed
       */
      public void disconnect()
          throws ServiceDisconnectionFailedException {
      }
      
      
      // --------------------------------------------------- ContentStore Methods
      
      
      /**
       * Retrive revision content.
       *
       * @param uri Uri
       * @param revisionNumber Node revision number
       */
      public NodeRevisionContent retrieveRevisionContent
          (Uri uri, NodeRevisionDescriptor revisionDescriptor)
          throws ServiceAccessException, RevisionNotFoundException {
          NodeRevisionContent result = null;
          String revisionUri = null;
          if (version)
              revisionUri = uri.toString() + "_"
                  + revisionDescriptor.getRevisionNumber();
          else
              revisionUri = uri.toString();
          try {
              File file = new File(rootpath + revisionUri);
              FileInputStream is = new FileInputStream(file);
              InputStreamReader reader = new InputStreamReader
                  (is, CHARACTER_ENCODING);
              result = new NodeRevisionContent();
              result.setContent(reader);
              result.setContent(is);
          } catch (FileNotFoundException e) {
              throw new RevisionNotFoundException
                  (uri.toString(),
                   revisionDescriptor.getRevisionNumber());
          } catch (IOException e) {
              e.printStackTrace();
              throw new ServiceAccessException(this, e.getMessage());
          }
          return result;
  
      }
      
      
      /**
       * Create a new revision
       *
       * @param uri Uri
       * @param revisionDescriptor Node revision descriptor
       * @param revisionContent Node revision content
       */
      public void createRevisionContent
          (Uri uri, NodeRevisionDescriptor revisionDescriptor,
           NodeRevisionContent revisionContent)
          throws ServiceAccessException, RevisionAlreadyExistException {
          String revisionUri = null;
          if (version)
              revisionUri = uri.toString() + "_"
                  + revisionDescriptor.getRevisionNumber();
          else
              revisionUri = uri.toString();
          
          try {
              File file = new File(rootpath + revisionUri);
              File parentFile = new File(file.getParent());
              if ((parentFile != null) && (!parentFile.exists())) {
                  parentFile.mkdirs();
              }
              
              boolean created = !file.exists();
              if (!created) {
                  throw new RevisionAlreadyExistException
                      (uri.toString(), revisionDescriptor.getRevisionNumber());
              }
              
              InputStream is = revisionContent.streamContent();
              
              if (is != null) {
                  OutputStream os = new FileOutputStream(file);
                  // We copy 8 ko with each read
                  byte[] buffer = new byte[BUFFER_SIZE];
                  long position = 0;
                  long contentLength = revisionDescriptor.getContentLength();
                  
                  while (true) {
                      int nChar = is.read(buffer);
                      if (nChar == -1) {
                          break;
                      }
                      os.write(buffer, 0, nChar);
                      position = position + nChar;
                  }
                  os.close();
                  is.close();
                  
                  if (contentLength != -1) {
                      if (position != contentLength) {
                        // set content length so that repository is consistent
                        revisionDescriptor.setContentLength(position);
                          if (position < contentLength) {
                              // Not enough bytes read !!!
                              throw new IOException("Not enough bytes read");
                          }
                          if (position > contentLength) {
                              // Not enough bytes read !!!
                              throw new IOException("Too many bytes read");
                          }
                          // FIXME : Delete the file
                      }
                  } else {
                      revisionDescriptor.setContentLength(position);
                  }
                  
              } else {
              }
              
          } catch (IOException e) {
              throw new ServiceAccessException(this, e.getMessage());
          } catch(RevisionAlreadyExistException e) {
              throw e; // we do NOT want this caught by next clause.
          } catch (Exception e) {
              e.printStackTrace();
              throw new ServiceAccessException(this, e.getMessage());
          }
      }
      
      
      /**
       * Modify the latest revision of an object.
       *
       * @param uri Uri
       * @param revisionDescriptor Node revision descriptor
       * @param revisionContent Node revision content
       */
      public void storeRevisionContent
          (Uri uri, NodeRevisionDescriptor revisionDescriptor,
           NodeRevisionContent revisionContent)
          throws ServiceAccessException, RevisionNotFoundException {
  
          String revisionUri = null;
          if (version) {
              revisionUri = uri.toString() + "_"
                  + revisionDescriptor.getRevisionNumber();
          } else {
              revisionUri = uri.toString();
          }
  
          try {
              File file = new File(rootpath + revisionUri);
              
              InputStream is = revisionContent.streamContent();
              
              if (is != null) {
                  OutputStream os = null;
                  try {
                      os = new FileOutputStream(file);
                  } catch (FileNotFoundException ex) {
                      // Try to create the parent directory and try again
                      File parentFile = new File(file.getParent());
                      if ((parentFile != null) && (!parentFile.exists())) {
                          parentFile.mkdirs();
                      }
                      os = new FileOutputStream(file);
                  }
                  // We copy 8 ko with each read
                  byte[] buffer = new byte[BUFFER_SIZE];
                  long position = 0;
                  long contentLength = revisionDescriptor.getContentLength();
                  
                  while (true) {
                      int nChar = is.read(buffer);
                      if (nChar == -1) {
                          break;
                      }
                      os.write(buffer, 0, nChar);
                      position = position + nChar;
                  }
                  os.close();
                  is.close();
                  
                  if (contentLength != -1) {
                      if (position != contentLength) {
                          if (position < contentLength) {
                              // Not enough bytes read !!!
                              throw new IOException("Not enough bytes read");
                          }
                          if (position > contentLength) {
                              // Not enough bytes read !!!
                              throw new IOException("Too many bytes read");
                          }
                          // FIXME : Delete the file
                      }
                  } else {
                      revisionDescriptor.setContentLength(position);
                  }
                  
              } else {
              }
              
          } catch (FileNotFoundException e) {
              throw new RevisionNotFoundException
                  (uri.toString(), revisionDescriptor.getRevisionNumber());
          } catch (IOException e) {
              e.printStackTrace();
              throw new ServiceAccessException(this, e.getMessage());
          }
      }
      
      
      /**
       * Remove revision.
       *
       * @param uri Uri
       * @param revisionNumber Node revision number
       */
      public void removeRevisionContent
          (Uri uri, NodeRevisionDescriptor revisionDescriptor)
          throws ServiceAccessException {
          String revisionUri = null;
          if (version) {
              revisionUri = uri.toString() + "_" 
                  + revisionDescriptor.getRevisionNumber();
          } else {
              revisionUri = uri.toString();
          }
          
          try {
              File file = new File(rootpath + revisionUri);
              boolean deleted = file.delete();
              File parentFile = new File(file.getParent());
              if (parentFile != null) {
                  parentFile.delete();
              }
          } catch (Exception e) {
              e.printStackTrace();
              throw new ServiceAccessException(this, e.getMessage());
          }
      }
  
  
      // ------------------------------------------------------ Protected Methods
      
      
      /**
       * Remove the specified file or directory and all of its contents.
       *
       * @param toRemove Directory or file to be removed
       * @return false if failed
       */
      protected boolean remove(File toRemove) {
  
          boolean result = true;
  
          if (toRemove.isDirectory()) {
              String list[] = toRemove.list();
              for (int i = 0; i < list.length; i++) {
                  File file = new File(toRemove, list[i]);
                  if (file.isDirectory()) {
                      result = remove(file);
                  } else {
                      if (!file.delete())
                          result = false;
                  }
              }
          }
          if (!toRemove.delete())
              result = false;
  
          return result;
  
      }
  
      
  }
  
  
  

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