cvs commit: jakarta-turbine-maven/src/java/org/apache/maven/jelly/tags/werkz LazyAttainGoalTag.java

[jv...@apache.org]

jvanzyl     2002/12/30 23:02:01

  Added:       src/java/org/apache/maven/jelly/tags/werkz
                        LazyAttainGoalTag.java
  Log:
  refactoring. update to follow
  
  Revision  Changes    Path
  1.1                  jakarta-turbine-maven/src/java/org/apache/maven/jelly/tags/werkz/LazyAttainGoalTag.java
  
  Index: LazyAttainGoalTag.java
  ===================================================================
  package org.apache.maven.jelly.tags.werkz;
  
  /* ====================================================================
   * The Apache Software License, Version 1.1
   *
   * Copyright (c) 2001 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 acknowledgment:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowledgment may appear in the software itself,
   *    if and wherever such third-party acknowledgments normally appear.
   *
   * 4. The names "Apache" and "Apache Software Foundation" and
   *    "Apache MavenSession" 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",
   *    "Apache MavenSession", nor may "Apache" appear in their name, without
   *    prior written permission of the Apache Software Foundation.
   *
   * 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 org.apache.commons.jelly.XMLOutput;
  import com.werken.werkz.jelly.AttainGoalTag;
  import org.apache.maven.jelly.MavenJellyContext;
  import org.apache.maven.project.Project;
  import org.apache.maven.MavenConstants;
  import org.apache.maven.MavenSession;
  
  /** Replacement for werkz's <code>AttainGoalTag</code> which accounts
   *  for lazily loading plugin scripts through the <code>PluginManager</code>.
   *
   *  @author <a href="mailto:bob@eng.werken.com">bob mcwhirter</a>
   *
   *  @version $Id: LazyAttainGoalTag.java,v 1.1 2002/12/31 07:02:01 jvanzyl Exp $
   */
  public class LazyAttainGoalTag
      extends AttainGoalTag
  {
      // ------------------------------------------------------------
      // C O N S T R U C T O R S
      // ------------------------------------------------------------
  
      /** Construct.
       */
      public LazyAttainGoalTag()
      {
          // intentionally left blank.
      }
  
      /**
       * Evaluate the body to register all the various goals and pre/post conditions
       * then run all the current targets
       *
       *  @param output The output sink.
       *
       *  @throws Exception If an error occurs while executing the tag.
       */
      public void doTag( XMLOutput output )
          throws Exception
      {
          // Perform initialization before passing to parent
          // which assumes all goals and prereqs in the chain
          // have been loaded already.
          Project p = (Project) getContext().getVariable( MavenConstants.MAVEN_POM );
          MavenSession session = ((MavenJellyContext) getContext()).getMavenSession();
          session.prepForGoal( getName(), p );
  
          super.doTag( output );
      }
  }