/*
 * Copyright 2002,2004 The Apache Software Foundation.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.commons.jelly.tags.util;

import org.apache.commons.jelly.JellyTagException;
import org.apache.commons.jelly.TagSupport;
import org.apache.commons.jelly.XMLOutput;
/**
 * A tag which sleeps for a given amount of time.
 *
 * @author <a href="mailto:jstrachan@apache.org">James Strachan</a>
 * @version $Revision: 1.5 $
 */
public class SleepTag extends TagSupport {
    private long millis;

    public SleepTag() {
    }

    // Tag interface
    //-------------------------------------------------------------------------
    public void doTag(final XMLOutput output) throws JellyTagException {
        if (millis > 0) {
            try {
                Thread.sleep(millis);
            } catch (InterruptedException e) {
                throw new JellyTagException(e);
            }
        }
    }

    // Properties
    //-------------------------------------------------------------------------

    /**
     * Sets the amount of time that this thread should sleep for in milliseconds.
     */
    public void setMillis(long millis) {
        this.millis = millis;
    }

}