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Smack/smack-extensions/src/main/java/org/jivesoftware/smackx/receipts/DeliveryReceiptRequest.java
Florian Schmaus 4133eb175c Replace XPP3 by XmlPullParser interface wrapping StAX and XPP3
Introducing Smack's own XmlPullParser interface which tries to stay as
compatible as possible to XPP3. The interface is used to either wrap
StAX's XMLStreamReader if Smack is used on Java SE, and XPP3's
XmlPullParser if Smack is used on on Android.

Fixes SMACK-591.

Also introduce JUnit 5 and non-strict javadoc projects.
2019-05-06 22:10:50 +02:00

105 lines
3.5 KiB
Java

/**
*
* Copyright 2013-2014 the original author or authors
*
* 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.receipts;
import java.io.IOException;
import org.jivesoftware.smack.packet.ExtensionElement;
import org.jivesoftware.smack.packet.Message;
import org.jivesoftware.smack.packet.Stanza;
import org.jivesoftware.smack.packet.XmlEnvironment;
import org.jivesoftware.smack.packet.id.StanzaIdUtil;
import org.jivesoftware.smack.provider.ExtensionElementProvider;
import org.jivesoftware.smack.xml.XmlPullParser;
import org.jivesoftware.smack.xml.XmlPullParserException;
/**
* Represents a <b>message delivery receipt request</b> entry as specified by
* <a href="http://xmpp.org/extensions/xep-0184.html">Message Delivery Receipts</a>.
*
* @author Georg Lukas
*/
public class DeliveryReceiptRequest implements ExtensionElement {
public static final String ELEMENT = "request";
@Override
public String getElementName() {
return ELEMENT;
}
@Override
public String getNamespace() {
return DeliveryReceipt.NAMESPACE;
}
@Override
public String toXML(org.jivesoftware.smack.packet.XmlEnvironment enclosingNamespace) {
return "<request xmlns='" + DeliveryReceipt.NAMESPACE + "'/>";
}
/**
* Get the {@link DeliveryReceiptRequest} extension of the packet, if any.
*
* @param p the packet
* @return the {@link DeliveryReceiptRequest} extension or {@code null}
* @deprecated use {@link #from(Stanza)} instead
*/
@Deprecated
public static DeliveryReceiptRequest getFrom(Stanza p) {
return from(p);
}
/**
* Get the {@link DeliveryReceiptRequest} extension of the packet, if any.
*
* @param packet the packet
* @return the {@link DeliveryReceiptRequest} extension or {@code null}
*/
public static DeliveryReceiptRequest from(Stanza packet) {
return packet.getExtension(ELEMENT, DeliveryReceipt.NAMESPACE);
}
/**
* Add a delivery receipt request to an outgoing packet.
*
* Only message packets may contain receipt requests as of XEP-0184,
* therefore only allow Message as the parameter type.
*
* @param message Message object to add a request to
* @return the Message ID which will be used as receipt ID
*/
public static String addTo(Message message) {
if (message.getStanzaId() == null) {
message.setStanzaId(StanzaIdUtil.newStanzaId());
}
message.addExtension(new DeliveryReceiptRequest());
return message.getStanzaId();
}
/**
* This Provider parses and returns DeliveryReceiptRequest packets.
*/
public static class Provider extends ExtensionElementProvider<DeliveryReceiptRequest> {
@Override
public DeliveryReceiptRequest parse(XmlPullParser parser,
int initialDepth, XmlEnvironment xmlEnvironment) throws XmlPullParserException,
IOException {
return new DeliveryReceiptRequest();
}
}
}