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Smack is an Open Source XMPP (Jabber) client library for instant messaging and presence. This library provides the client side functionality as specified in the core XMPP specifications as related to the client side of said specifications.

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/**
 * All rights reserved. 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.jivesoftware.smackx.packet;

import java.util.Date;

import org.jivesoftware.smack.util.StringUtils;

/**
 * A decorator for the {@link DelayInformation} class to transparently support
 * both the new Delay Delivery specification XEP-0203 and 
 * the old one XEP-0091.
 * 
 * Existing code can be backward compatible. 
 * 
 * @author Robin Collier
 */
public class DelayInfo extends DelayInformation
{
    
	DelayInformation wrappedInfo;

        /**
         * Creates a new instance with given delay information. 
         * @param delay the delay information
         */
	public DelayInfo(DelayInformation delay)
	{
		super(delay.getStamp());
		wrappedInfo = delay;
	}
	
	@Override
	public String getFrom()
	{
		return wrappedInfo.getFrom();
	}

	@Override
	public String getReason()
	{
		return wrappedInfo.getReason();
	}

	@Override
	public Date getStamp()
	{
		return wrappedInfo.getStamp();
	}

	@Override
	public void setFrom(String from)
	{
		wrappedInfo.setFrom(from);
	}

	@Override
	public void setReason(String reason)
	{
		wrappedInfo.setReason(reason);
	}

	@Override
	public String getElementName()
	{
		return "delay";
	}

	@Override
	public String getNamespace()
	{
		return "urn:xmpp:delay";
	}

	@Override
    public String toXML() {
        StringBuilder buf = new StringBuilder();
        buf.append("<").append(getElementName()).append(" xmlns=\"").append(getNamespace()).append(
                "\"");
        buf.append(" stamp=\"");
        buf.append(StringUtils.formatXEP0082Date(getStamp()));
        buf.append("\"");
        if (getFrom() != null && getFrom().length() > 0) {
            buf.append(" from=\"").append(getFrom()).append("\"");
        }
        buf.append(">");
        if (getReason() != null && getReason().length() > 0) {
            buf.append(getReason());
        }
        buf.append("");
        return buf.toString();
    }
	
}




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