jstrachan    2002/10/23 08:39:40

  Modified:    jelly/src/test/org/apache/commons/jelly/werkz example.jelly
               jelly/src/java/org/apache/commons/jelly/tags/werkz
                        WerkzTagLibrary.java
  Added:       jelly/src/java/org/apache/commons/jelly/tags/werkz
                        UseGoalsTag.java
  Log:
  Added a simple new tag to create a sorted Map of Maps of all the goals available in 
Maven indexed by plugin.
  
  So
  
  <useGoals var="goals"/>
  
  ${goals} is a map with key = plugin name and value = map, where its key = name of 
goal and value = Goal
  
  So can do
  
  ${goals.java} to get all the goals for the 'java' plugin
  
  or 
  
  ${goals.java.compile} to find the java:compile goal
  
  This can be handy for things like the console or the new Swing Wizard that I'm 
half-way through writing with JellySwing...
  
  Revision  Changes    Path
  1.9       +17 -5     
jakarta-commons-sandbox/jelly/src/test/org/apache/commons/jelly/werkz/example.jelly
  
  Index: example.jelly
  ===================================================================
  RCS file: 
/home/cvs/jakarta-commons-sandbox/jelly/src/test/org/apache/commons/jelly/werkz/example.jelly,v
  retrieving revision 1.8
  retrieving revision 1.9
  diff -u -r1.8 -r1.9
  --- example.jelly     13 Aug 2002 08:04:38 -0000      1.8
  +++ example.jelly     23 Oct 2002 15:39:40 -0000      1.9
  @@ -4,27 +4,27 @@
          xmlns:j="jelly:core" 
          xmlns:werkz="jelly:werkz">
   
  -  <werkz:goal name="compile" prereqs="init">
  +  <werkz:goal name="foo:compile" prereqs="foo:init">
       <echo message="Running compile goal's action"/>
     </werkz:goal>
   
  -  <werkz:goal name="test" prereqs="init,compile">
  +  <werkz:goal name="bar:test" prereqs="foo:init,foo:compile">
       <echo message="Running test goal's action"/>
     </werkz:goal>
   
    <!-- define some callbacks in the projects build.jelly -->
  - <werkz:preGoal name="compile">
  + <werkz:preGoal name="foo:compile">
       <echo message="I am a callback: doing something before I compile"/>
    </werkz:preGoal>
   
     <!-- the following could be in the mediator of Maven -->
  -  <werkz:goal name="init">
  +  <werkz:goal name="foo:init">
       <echo message="Running init goal's action"/>
     </werkz:goal>
   
   
     <!-- now lets attain a goal -->    
  -  <werkz:attainGoal name="test"/> 
  +  <werkz:attainGoal name="bar:test"/> 
     
     <!-- call all the targets made on the command line -->     
   <!--  
  @@ -36,5 +36,17 @@
   
     </werkz:attain>
   -->
  +
  +
  +     <werkz:useGoals var="goalMap"/>
  +
  +     <j:forEach var="groupEntry" items="${goalMap.entrySet()}">                     
 
  +             <group name="${groupEntry.key}" xmlns="">
  +                     <j:forEach var="goalEntry" 
items="${groupEntry.value.entrySet()}">                      
  +                             <goal name="${goalEntry.key}"/>
  +                     </j:forEach>
  +             </group>
  +     </j:forEach>
  +
   
   </werkz:project>
  
  
  
  1.4       +1 -0      
jakarta-commons-sandbox/jelly/src/java/org/apache/commons/jelly/tags/werkz/WerkzTagLibrary.java
  
  Index: WerkzTagLibrary.java
  ===================================================================
  RCS file: 
/home/cvs/jakarta-commons-sandbox/jelly/src/java/org/apache/commons/jelly/tags/werkz/WerkzTagLibrary.java,v
  retrieving revision 1.3
  retrieving revision 1.4
  diff -u -r1.3 -r1.4
  --- WerkzTagLibrary.java      12 Jun 2002 22:09:46 -0000      1.3
  +++ WerkzTagLibrary.java      23 Oct 2002 15:39:40 -0000      1.4
  @@ -91,5 +91,6 @@
           registerTag("postAction", PostActionTag.class);
           registerTag("attain", AttainTag.class);
           registerTag("attainGoal", AttainGoalTag.class);
  +        registerTag("useGoals", UseGoalsTag.class);
       }
   }
  
  
  
  1.1                  
jakarta-commons-sandbox/jelly/src/java/org/apache/commons/jelly/tags/werkz/UseGoalsTag.java
  
  Index: UseGoalsTag.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 [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/>.
   *
   */
  
  package org.apache.commons.jelly.tags.werkz;
  
  import com.werken.werkz.Goal;
  
  import java.util.Iterator;
  import java.util.Map;
  import java.util.TreeMap;
  
  import org.apache.commons.jelly.MissingAttributeException;
  import org.apache.commons.jelly.XMLOutput;
  
  import org.apache.commons.logging.Log;
  import org.apache.commons.logging.LogFactory;
  
  /** 
   * This tag outputs a sorted Map of Maps all of the goals, indexed by their prefix 
and their
   * goal name. This is output to a variable. This map of maps makes it easy to 
navigate the 
   * available Goals.
   * <p>
   * So if the goals is output to a variable called 'g' then you can access a specific 
goal via
   * a Jexl expression ${g.java.compile} or to find all the 'java' goals you can use 
${g.java} which
   * returns a sorted Map. 
   *
   * @author <a href="mailto:jstrachan@;apache.org">James Strachan</a>
   * @version $Revision: 1.7 $
   */
  public class UseGoalsTag extends WerkzTagSupport {
  
      /** The Log to which logging calls will be made. */
      private Log log = LogFactory.getLog(UseGoalsTag.class);
      
      /** the name of the variable to export */
      private String var;
      
      public UseGoalsTag() {
      }
  
  
      // Tag interface
      //------------------------------------------------------------------------- 
      
      /** 
       * Evaluate the body to register all the various goals and pre/post conditions
       * then run all the current targets
       */
      public void doTag(final XMLOutput output) throws Exception {
          if (var == null) {
              throw new MissingAttributeException("var");
          }
          
          Map answer = createMap();
          
          
          Iterator iter = getProject().getGoals().iterator();
          while (iter.hasNext()) {
              Goal goal = (Goal) iter.next();
              String name = goal.getName();
              String prefix = name;
              int idx = name.indexOf(":");
              if (idx >= 0) {
                  prefix = name.substring(0, idx);
                  name = name.substring(idx+1);
              }
              else {
                  name = "[default]";
              }
              
              Map map = (Map) answer.get(prefix);
              if (map == null) {
                  map = createMap();
                  answer.put(prefix, map);
              }
              map.put(name, goal);
          }
          
          context.setVariable(var, answer);
      }
  
      
      // Properties
      //------------------------------------------------------------------------- 
      /**
       * Sets the variable for which the Map of Map of goals will be exported
       */
      public void setVar(String var) {
          this.var = var;
      }
      
      /**
       * Factory method to create a new sorted map
       */        
      protected Map createMap() {
          return new TreeMap();
      }
  }
  
  
  

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