duration.java

drools 一个开放源码的规则引擎

package org.drools.decisiontable.model;

/*
 * Copyright 2005 (C) The Werken Company. All Rights Reserved.
 *
 * Redistribution and use of this software and associated documentation
 * ("Software"), with or without modification, are permitted provided that the
 * following conditions are met:
 *
 * 1. Redistributions of source code must retain copyright statements and
 * notices. Redistributions must also contain a copy of this document.
 *
 * 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 name "drools" must not be used to endorse or promote products derived
 * from this Software without prior written permission of The Werken Company.
 * For written permission, please contact [e-mail].
 *
 * 4. Products derived from this Software may not be called "drools" nor may
 * "drools" appear in their names without prior written permission of The Werken
 * Company. "drools" is a registered trademark of The Werken Company.
 *
 * 5. Due credit should be given to The Werken Company.
 * (http://drools.werken.com/).
 *
 * THIS SOFTWARE IS PROVIDED BY THE WERKEN COMPANY AND CONTRIBUTORS ``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 WERKEN COMPANY 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.
 *
 */

import java.util.StringTokenizer;

/**
 * @author <a href="mailto:[e-mail]"> Ricardo Rojas </a>
 * 
 */
public class Duration extends DRLElement
    implements
    DRLJavaEmitter
{

    public String _snippet;

    /**
     * @param snippet
     *            The snippet to set.
     */
    public void setSnippet(String snippet)
    {
    	// The snippet parameters are separated by ":"
        StringTokenizer tokens = new StringTokenizer( snippet, "," );
        String params = "";
		while ( tokens.hasMoreTokens( ) )
		{
			String token = tokens.nextToken( );
			if (token.trim().toUpperCase().startsWith("W"))
			{
				params += " weeks=";
			}
    		else if ( token.trim().toUpperCase().startsWith("D") )
    		{
    			params += " days=";
    		}
    		else if ( token.trim().toUpperCase().startsWith("H") )
    		{
    			params += " hours=";
    		}
    		else if ( token.trim().toUpperCase().startsWith("M") )
    		{
    			params += " minutes=";
    		}
    		else if ( token.trim().toUpperCase().startsWith("S") )
    		{
    			params += " seconds=";
    		}
    		params +=  "\"" + token.substring(1) + "\"";
		}
			
        _snippet = params;
    }

    /*
     * (non-Javadoc)
     * 
     * @see mdneale.drools.xls.model.DRLJavaEmitter#toXML()
     * 
     * TIP: if we want to make combinations unique, can use something like:
     * 
     * <duration weeks="" days="" hours="" minutes="" seconds=""/>
     * 
     */
    public String toXML()
    {
        String xml = "\t<!--" + getComment( ) + "--> \n\t<duration" + _snippet + "/>\n\n";
        return xml;

    }

    public String getSnippet()
    {
        return _snippet;
    }
}