| /* |
| * The Apache Software License, Version 1.1 |
| * |
| * Copyright (c) 1999, 2000 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", "Ant", 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; |
| |
| import java.util.*; |
| |
| /** |
| * This class implements a target object with required parameters. |
| * |
| * @author James Davidson <a href="mailto:duncan@x180.com">duncan@x180.com</a> |
| */ |
| |
| public class Target implements TaskContainer { |
| |
| private String name; |
| private String ifCondition = ""; |
| private String unlessCondition = ""; |
| private Vector dependencies = new Vector(2); |
| private Vector children = new Vector(5); |
| private Project project; |
| private String description = null; |
| |
| public void setProject(Project project) { |
| this.project = project; |
| } |
| |
| public Project getProject() { |
| return project; |
| } |
| |
| public void setDepends(String depS) { |
| if (depS.length() > 0) { |
| StringTokenizer tok = |
| new StringTokenizer(depS, ",", false); |
| while (tok.hasMoreTokens()) { |
| addDependency(tok.nextToken().trim()); |
| } |
| } |
| } |
| |
| public void setName(String name) { |
| this.name = name; |
| } |
| |
| public String getName() { |
| return name; |
| } |
| |
| public void addTask(Task task) { |
| children.addElement(task); |
| } |
| |
| public void addDataType(RuntimeConfigurable r) { |
| children.addElement(r); |
| } |
| |
| /** |
| * Get the current set of tasks to be executed by this target. |
| * |
| * @return The current set of tasks. |
| */ |
| public Task[] getTasks() { |
| Vector tasks = new Vector(children.size()); |
| Enumeration enum = children.elements(); |
| while (enum.hasMoreElements()) { |
| Object o = enum.nextElement(); |
| if (o instanceof Task) { |
| tasks.addElement(o); |
| } |
| } |
| |
| Task[] retval = new Task[tasks.size()]; |
| tasks.copyInto(retval); |
| return retval; |
| } |
| |
| public void addDependency(String dependency) { |
| dependencies.addElement(dependency); |
| } |
| |
| public Enumeration getDependencies() { |
| return dependencies.elements(); |
| } |
| |
| public void setIf(String property) { |
| this.ifCondition = (property == null) ? "" : property; |
| } |
| |
| public void setUnless(String property) { |
| this.unlessCondition = (property == null) ? "" : property; |
| } |
| |
| public void setDescription(String description) { |
| this.description = description; |
| } |
| |
| public String getDescription() { |
| return description; |
| } |
| |
| public String toString() { |
| return name; |
| } |
| |
| public void execute() throws BuildException { |
| if (testIfCondition() && testUnlessCondition()) { |
| Enumeration enum = children.elements(); |
| while (enum.hasMoreElements()) { |
| Object o = enum.nextElement(); |
| if (o instanceof Task) { |
| Task task = (Task) o; |
| task.perform(); |
| } else { |
| RuntimeConfigurable r = (RuntimeConfigurable) o; |
| r.maybeConfigure(project); |
| } |
| } |
| } else if (!testIfCondition()) { |
| project.log(this, "Skipped because property '" + this.ifCondition + "' not set.", |
| Project.MSG_VERBOSE); |
| } else { |
| project.log(this, "Skipped because property '" + this.unlessCondition + "' set.", |
| Project.MSG_VERBOSE); |
| } |
| } |
| |
| public final void performTasks() { |
| try { |
| project.fireTargetStarted(this); |
| execute(); |
| project.fireTargetFinished(this, null); |
| } |
| catch(RuntimeException exc) { |
| project.fireTargetFinished(this, exc); |
| throw exc; |
| } |
| } |
| |
| void replaceTask(UnknownElement el, Task t) { |
| int index = -1; |
| while ((index = children.indexOf(el)) >= 0) { |
| children.setElementAt(t, index); |
| } |
| } |
| |
| private boolean testIfCondition() { |
| if ("".equals(ifCondition)) { |
| return true; |
| } |
| |
| String test = ProjectHelper.replaceProperties(getProject(), ifCondition, getProject().getProperties()); |
| return project.getProperty(test) != null; |
| } |
| |
| private boolean testUnlessCondition() { |
| if ("".equals(unlessCondition)) { |
| return true; |
| } |
| String test = ProjectHelper.replaceProperties(getProject(), unlessCondition, getProject().getProperties()); |
| return project.getProperty(test) == null; |
| } |
| } |