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From bode...@locus.apache.org
Subject cvs commit: jakarta-ant/src/main/org/apache/tools/ant/taskdefs CallTarget.java defaults.properties
Date Fri, 21 Jul 2000 13:29:57 GMT
bodewig     00/07/21 06:29:57

  Modified:    src/main/org/apache/tools/ant/taskdefs defaults.properties
  Added:       src/main/org/apache/tools/ant/taskdefs CallTarget.java
  Log:
  Added an antcall task as a shortcut for ant tasks invoked on the same
  buildfile.
  
  Revision  Changes    Path
  1.26      +1 -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 1.25
  retrieving revision 1.26
  diff -u -r1.25 -r1.26
  --- defaults.properties	2000/07/20 10:02:02	1.25
  +++ defaults.properties	2000/07/21 13:29:57	1.26
  @@ -37,6 +37,7 @@
   signjar=org.apache.tools.ant.taskdefs.SignJar
   antstructure=org.apache.tools.ant.taskdefs.AntStructure
   executeon=org.apache.tools.ant.taskdefs.ExecuteOn
  +antcall=org.apache.tools.ant.taskdefs.CallTarget
   
   # optional tasks
   script=org.apache.tools.ant.taskdefs.optional.Script
  
  
  
  1.1                  jakarta-ant/src/main/org/apache/tools/ant/taskdefs/CallTarget.java
  
  Index: CallTarget.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.*;
  
  /**
   * Call another target in the same project.
   *
   *  <pre>
   *    <target name="foo">
   *      <calltarget target="bar">
   *        <property name="property1" value="aaaaa" />
   *        <property name="foo" value="baz" />
   *       </calltarget>
   *    </target>
   *
   *    <target name="bar" depends="init">
   *      <echo message="prop is ${property1} ${foo}" />
   *    </target>
   * </pre>
   *
   * <p>This only works as expected if neither property1 nor foo are
   * defined in the project itself.
   *
   *
   * @author <a href="mailto:stefan.bodewig@megabit.net">Stefan Bodewig</a> 
   */
  public class CallTarget extends Task {
  
      private Ant delegate;
      private String subTarget;
  
      public void init() {
          delegate = (Ant) project.createTask("ant");
          delegate.setOwningTarget(target);
          delegate.setTaskName(getTaskName());
          delegate.setLocation(location);
          delegate.init();
      }
  
      public void execute() {
          if (subTarget == null) {
              throw new BuildException("Attribute target is required.", 
                                       location);
          }
          
          delegate.setDir(".");
          delegate.setAntfile(project.getProperty("ant.file"));
          delegate.setTarget(subTarget);
          delegate.execute();
      }
  
      public Property createParam() {
          return delegate.createProperty();
      }
  
      public void setTarget(String target) {
          subTarget = target;
      }
  }
  
  
  

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