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Posted to dev@ant.apache.org by ar...@locus.apache.org on 2000/05/24 16:35:24 UTC

cvs commit: jakarta-ant/src/main/org/apache/tools/ant/taskdefs GUnzip.java Untar.java defaults.properties

arnout      00/05/24 07:35:24

  Modified:    docs     index.html
               src/main/org/apache/tools/ant/taskdefs defaults.properties
  Added:       src/main/org/apache/tools/ant/taskdefs GUnzip.java
                        Untar.java
  Log:
  Two new tasks, untar & gunzip, to complement the tar & gzip.
  
  Submitted by:	Stefan Bodewig <st...@megabit.net>
  
  Revision  Changes    Path
  1.20      +75 -0     jakarta-ant/docs/index.html
  
  Index: index.html
  ===================================================================
  RCS file: /home/cvs/jakarta-ant/docs/index.html,v
  retrieving revision 1.19
  retrieving revision 1.20
  diff -u -r1.19 -r1.20
  --- index.html	2000/05/20 11:07:10	1.19
  +++ index.html	2000/05/24 14:35:20	1.20
  @@ -453,6 +453,7 @@
     <li><a href="#expand">Expand</a></li>
     <li><a href="#filter">Filter</a></li>
     <li><a href="#get">Get</a></li>
  +  <li><a href="#gunzip">GUnzip</a></li>
     <li><a href="#gzip">GZip</a></li>
     <li><a href="#fixcrlf">FixCRLF</a></li>
     <li><a href="#jar">Jar</a></li>
  @@ -468,6 +469,7 @@
     <li><a href="#tar">Tar</a></li>
     <li><a href="#taskdef">Taskdef</a></li>
     <li><a href="#tstamp">Tstamp</a></li>
  +  <li><a href="#untar">Untar</a></li>
     <li><a href="#zip">Zip</a></li>
   </ul>
   <hr>
  @@ -943,6 +945,50 @@
   <pre>  &lt;get src=&quot;http://jakarta.apache.org/&quot; dest=&quot;help/index.html&quot; /&gt;</pre>
   <p>gets the index page of http://jakarta.apache.org/, and stores it in the file <code>help/index.html</code>.</p>
   <hr>
  +<h2><a name="gunzip">GUnzip</a></h2>
  +<h3>Description</h3>
  +<p>Expands a GZip file.</p>
  +
  +<p>If <i>dest</i> is a directory the name of the destination file is
  +the same as <i>src</i> (with the &quot;.gz&quot; extension removed if
  +present). If <i>dest</i> is ommited, the parent dir of <i>src</i> is
  +taken. The file is only expanded if the source file is newer than the
  +destination file, or when the destination file does not exist.</p>
  +
  +<h3>Parameters</h3>
  +<table border="1" cellpadding="2" cellspacing="0">
  +  <tr>
  +    <td valign="top"><b>Attribute</b></td>
  +    <td valign="top"><b>Description</b></td>
  +    <td align="center" valign="top"><b>Required</b></td>
  +  </tr>
  +  <tr>
  +    <td valign="top">src</td>
  +    <td valign="top">the file to expand.</td>
  +    <td align="center" valign="top">Yes</td>
  +  </tr>
  +  <tr>
  +    <td valign="top">dest</td>
  +    <td valign="top">the destination file or directory.</td>
  +    <td align="center" valign="top">No</td>
  +  </tr>
  +</table>
  +<h3>Examples</h3>
  +<blockquote>
  +  <p><code>&lt;gunzip src=&quot;test.tar.gz&quot;/&gt;</code></p>
  +</blockquote>
  +<p>expands <i>test.tar.gz</i> to <i>test.tar</i></p>
  +<blockquote>
  +  <p><code>&lt;gunzip src=&quot;test.tar.gz&quot; dest=&quot;test2.tar&quot;/&gt;</code></p>
  +</blockquote>
  +<p>expands <i>test.tar.gz</i> to <i>test2.tar</i></p>
  +<blockquote>
  +  <p><code>&lt;gunzip src=&quot;test.tar.gz&quot; dest=&quot;subdir&quot;/&gt;</code></p>
  +</blockquote>
  +<p>expands <i>test.tar.gz</i> to <i>subdir/test.tar</i> (assuming
  +subdir is a directory).</p>
  +
  +<hr>
   <h2><a name="gzip">GZip</a></h2>
   <h3>Description</h3>
   <p>GZips a file.</p>
  @@ -2001,6 +2047,35 @@
   </table>
   <h3>Examples</h3>
   <pre>  &lt;tstamp/&gt;</pre>
  +<hr>
  +<h2><a name="untar">Untar</a></h2>
  +<h3>Description</h3>
  +<p>Untars a tarfile.</p>
  +<h3>Parameters</h3>
  +<table border="1" cellpadding="2" cellspacing="0">
  +  <tr>
  +    <td valign="top"><b>Attribute</b></td>
  +    <td valign="top"><b>Description</b></td>
  +    <td align="center" valign="top"><b>Required</b></td>
  +  </tr>
  +  <tr>
  +    <td valign="top">src</td>
  +    <td valign="top">tarfile to expand.</td>
  +    <td align="center" valign="top">Yes</td>
  +  </tr>
  +  <tr>
  +    <td valign="top">dest</td>
  +    <td valign="top">directory where to store the expanded files.</td>
  +    <td align="center" valign="top">Yes</td>
  +  </tr>
  +</table>
  +<h3>Examples</h3>
  +<blockquote>
  +  <p><code>
  +&lt;gunzip src=&quot;tools.tar.gz&quot;/&gt;<br>
  +&lt;untar src=&quot;tools.tar&quot; dest=&quot;${tools.home}&quot;/&gt;
  +</code></p>
  +</blockquote>
   <hr>
   <h2><a name="zip">Zip</a></h2>
   <h3>Description</h3>
  
  
  
  1.11      +2 -0      jakarta-ant/src/main/org/apache/tools/ant/taskdefs/defaults.properties
  
  Index: defaults.properties
  ===================================================================
  RCS file: /home/cvs/jakarta-ant/src/main/org/apache/tools/ant/taskdefs/defaults.properties,v
  retrieving revision 1.10
  retrieving revision 1.11
  diff -u -r1.10 -r1.11
  --- defaults.properties	2000/03/23 03:40:32	1.10
  +++ defaults.properties	2000/05/24 14:35:22	1.11
  @@ -15,6 +15,7 @@
   javadoc=org.apache.tools.ant.taskdefs.Javadoc
   zip=org.apache.tools.ant.taskdefs.Zip
   gzip=org.apache.tools.ant.taskdefs.GZip
  +gunzip=org.apache.tools.ant.taskdefs.GUnzip
   replace=org.apache.tools.ant.taskdefs.Replace
   java=org.apache.tools.ant.taskdefs.Java
   tstamp=org.apache.tools.ant.taskdefs.Tstamp
  @@ -23,6 +24,7 @@
   ant=org.apache.tools.ant.taskdefs.Ant
   exec=org.apache.tools.ant.taskdefs.Exec
   tar=org.apache.tools.ant.taskdefs.Tar
  +untar=org.apache.tools.ant.taskdefs.Untar
   available=org.apache.tools.ant.taskdefs.Available
   filter=org.apache.tools.ant.taskdefs.Filter
   fixcrlf=org.apache.tools.ant.taskdefs.FixCRLF
  
  
  
  1.1                  jakarta-ant/src/main/org/apache/tools/ant/taskdefs/GUnzip.java
  
  Index: GUnzip.java
  ===================================================================
  /*
   * 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 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/>.
   */
  
  package org.apache.tools.ant.taskdefs;
  
  import org.apache.tools.ant.*;
  
  import java.io.*;
  import java.util.zip.*;
  
  /**
   * Expands a file that has been compressed with the GZIP
   * algorightm. Normally used to compress non-compressed archives such
   * as TAR files.
   *
   * @author Stefan Bodewig <a href="mailto:stefan.bodewig@megabit.net">stefan.bodewig@megabit.net</a>
   */
  
  public class GUnzip extends Task {
  
      private File source;
      private File dest;
  
      public void setSrc(String src) {
          source = project.resolveFile(src);
      }
  
      public void setDest(String dest) {
          this.dest = project.resolveFile(dest);
      }
  
      public void execute() throws BuildException {
          if (source == null) {
              throw new BuildException("No source specified");
          }
  
          if (!source.exists()) {
              throw new BuildException("source doesn't exist");
          }
  
          if (source.isDirectory()) {
              throw new BuildException("Cannot expand a directory");
          }
  
          if (dest == null) {
              dest = new File(source.getParent());
          }
  
          if (dest.isDirectory()) {
              String sourceName = source.getName();
              int len = sourceName.length();
              if (len > 3
                  && ".gz".equalsIgnoreCase(sourceName.substring(len-3))) {
                  dest = new File(dest, sourceName.substring(0, len-3));
              } else {
                  dest = new File(dest, sourceName);
              }
          }
  
          if (source.lastModified() > dest.lastModified()) {
              project.log("Expanding "+ source.getAbsolutePath() + " to "
                          + dest.getAbsolutePath());
  
              try {
                  FileOutputStream out = new FileOutputStream(dest);
                  GZIPInputStream zIn = new GZIPInputStream(new FileInputStream(source));
                  byte[] buffer = new byte[8 * 1024];
                  int count = 0;
                  do {
                      out.write(buffer, 0, count);
                      count = zIn.read(buffer, 0, buffer.length);
                  } while (count != -1);
                  zIn.close();
                  out.close();
              } catch (IOException ioe) {
                  String msg = "Problem expanding gzip " + ioe.getMessage();
                  throw new BuildException(msg, ioe);
              }
          }
      }
  }
  
  
  
  1.1                  jakarta-ant/src/main/org/apache/tools/ant/taskdefs/Untar.java
  
  Index: Untar.java
  ===================================================================
  /*
   * 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 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/>.
   */
  
  package org.apache.tools.ant.taskdefs;
  
  import org.apache.tools.ant.*;
  import org.apache.tools.tar.*;
  import java.io.*;
  /**
   * Untar a file.
   *
   * Heavily based on the Expand task.
   *
   * @author Stefan Bodewig <a href="mailto:stefan.bodewig@megabit.net">stefan.bodewig@megabit.net</a>
   */
  public class Untar extends Task {
      private String dest; // req
      private String source; // req
  
      /**
       * Do the work.
       *
       * @exception BuildException Thrown in unrecoverable error.
       */
      public void execute() throws BuildException {
          try {
              if (source == null) {
                  throw new BuildException("No source specified");
              }
              File srcF=project.resolveFile(source);
              if (!srcF.exists()) {
                  throw new BuildException("source doesn't exist");
              }
  
              if (dest == null) {
                  throw new BuildException("No destination specified");
              }
  
              File dir=project.resolveFile(dest);
  
              project.log("Expanding: " + srcF + " into " + dir, Project.MSG_INFO);
              // code from WarExpand
              TarInputStream tis = new TarInputStream(new FileInputStream(srcF));
              TarEntry te = null;
  
              while ((te = tis.getNextEntry()) != null) {
                  try {
                      File f = new File(dir, project.translatePath(te.getName()));
                      project.log("expand-file " + te.getName() , "untar", Project.MSG_VERBOSE );
                      // create intermediary directories - sometimes tar don't add them
                      File dirF=new File(f.getParent());
                      dirF.mkdirs();
  
                      if (te.isDirectory()) {
                          f.mkdirs();
                      } else {
                          byte[] buffer = new byte[1024];
                          int length = 0;
                          FileOutputStream fos = new FileOutputStream(f);
  
                          while ((length = tis.read(buffer)) >= 0) {
                              fos.write(buffer, 0, length);
                          }
  
                          fos.close();
                      }
                  } catch( FileNotFoundException ex ) {
                      System.out.println("FileNotFoundException: " +  te.getName()  );
                  }
              }
          } catch (IOException ioe) {
              throw new BuildException(ioe);
          }
      }
  
      /**
       * Set the destination directory. File will be untared into the
       * destination directory.
       *
       * @param d Path to the directory.
       */
      public void setDest(String d) {
          this.dest=d;
      }
  
      /**
       * Set the path to tar-file.
       *
       * @param s Path to tar-file.
       */
      public void setSrc(String s) {
          this.source = s;
      }
  }