/*
 * 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.*;
import java.io.*;

/**
 *
 *
 * @author costin@dnt.ro
 * @author stefano@apache.org
 * @author Wolfgang Werner <a href="mailto:wwerner@picturesafe.de">wwerner@picturesafe.de</a>
 */

public class Cvs extends Exec {

    private String cvsRoot;
    private String pack;
    private String tag;
    private String date;
    private String command = "checkout";
    private boolean quiet = false;
    private boolean noexec = false;
    
    public void execute() throws BuildException {

	// XXX: we should use JCVS (www.ice.com/JCVS) instead of command line
	// execution so that we don't rely on having native CVS stuff around (SM)
	
	StringBuffer sb=new StringBuffer();
	sb.append(" cvs ");
        if (cvsRoot != null) { 
            sb.append("-d ").append(cvsRoot).append(" ");
        }

        sb.append(noexec ? "-n " : "")
            .append(quiet  ? "-q " : "")
            .append(command).append(" ");
		
	if (tag!=null)
            sb.append("-r ").append(tag).append(" ");

       if (date!=null)
            sb.append("-D ").append(date).append(" ");

	if (pack != null) {
            sb.append(pack);
	}

        run(sb.toString());
    }

    public void setCvsRoot(String root) {
        // Check if not real cvsroot => set it to null 
        if (root != null) { 
            if (root.trim().equals("")) 
                root = null; 
        } 

	this.cvsRoot = root;
    }

    public void setDest(String dest) {
	setDir(dest);
    }

    public void setPackage(String p) {
	this.pack = p;
    }

    public void setTag(String p) { 
        // Check if not real tag => set it to null 
        if (p != null) { 
            if (p.trim().equals("")) 
                p = null; 
        } 

        this.tag = p; 
    } 

    
    public void setDate(String p) {
       if( p != null && p.trim().length()==0 )
               p = null;
       this.date = p;
    }

    public void setCommand(String c) {
	this.command = c;
    }
    
    public void setQuiet(boolean q) {
        quiet = q;
    }
    
    public void setNoexec(boolean ne) {
        noexec = ne;
    }
}