| /* |
| * 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 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/>. |
| * |
| * Portions of this software are based upon public domain software |
| * originally written at the National Center for Supercomputing Applications, |
| * University of Illinois, Urbana-Champaign. |
| */ |
| |
| package org.apache.tools.ant.taskdefs.optional.perforce; |
| |
| import org.apache.tools.ant.*; |
| |
| /** P4Counter - Obtain or set the value of a counter. |
| * P4Counter can be used to either print the value of a counter |
| * to the output stream for the project (by setting the "name" |
| * attribute only), to set a property based on the value of |
| * a counter (by setting the "property" attribute) or to set the counter |
| * on the perforce server (by setting the "value" attribute). |
| * |
| * Example Usage:<br> |
| * <p4counter name="${p4.counter}" property=${p4.change}"/> |
| * @author <a href="mailto:kirk@radik.com">Kirk Wylie</a> |
| */ |
| |
| public class P4Counter extends P4Base { |
| public String counter = null; |
| public String property = null; |
| public boolean shouldSetValue = false; |
| public boolean shouldSetProperty = false; |
| public int value = 0; |
| |
| public void setName(String counter) { |
| this.counter = counter; |
| } |
| |
| public void setValue(int value) { |
| this.value = value; |
| shouldSetValue = true; |
| } |
| |
| public void setProperty(String property) { |
| this.property = property; |
| shouldSetProperty = true; |
| } |
| |
| public void execute() throws BuildException { |
| |
| if((counter == null) || counter.length() == 0) { |
| throw new BuildException("No counter specified to retrieve"); |
| } |
| |
| if(shouldSetValue && shouldSetProperty) { |
| throw new BuildException("Cannot both set the value of the property and retrieve the value of the property."); |
| } |
| |
| String command = "counter " + P4CmdOpts + " " + counter; |
| if(!shouldSetProperty) { |
| // NOTE kirk@radik.com 04-April-2001 -- If you put in the -s, you |
| // have to start running through regular expressions here. Much easier |
| // to just not include the scripting information than to try to add it |
| // and strip it later. |
| command = "-s " + command; |
| } |
| if(shouldSetValue) { |
| command += " " + value; |
| } |
| |
| if(shouldSetProperty) { |
| final Project myProj = project; |
| |
| P4Handler handler = new P4HandlerAdapter() { |
| public void process(String line) { |
| log("P4Counter retrieved line \""+ line + "\"", Project.MSG_VERBOSE); |
| try { |
| value = Integer.parseInt(line); |
| myProj.setProperty(property, ""+value); |
| } catch (NumberFormatException nfe) { |
| throw new BuildException("Perforce error. Could not retrieve counter value."); |
| } |
| } |
| }; |
| |
| execP4Command(command, handler); |
| } else { |
| execP4Command(command, new SimpleP4OutputHandler(this)); |
| } |
| } |
| } |