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SMACK-304: Extend the IQ API to create IQ responses
git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/trunk@11669 b35dd754-fafc-0310-a699-88a17e54d16e
This commit is contained in:
Günther Niess
niess
parent
bcc1c55894
commit
446a601b73
2 changed files with 208 additions and 0 deletions
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@ -108,6 +108,75 @@ public abstract class IQ extends Packet {
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*/
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public abstract String getChildElementXML();
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/**
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* Convenience method to create a new empty {@link Type#RESULT IQ.Type.RESULT}
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* IQ based on a {@link Type#GET IQ.Type.GET} or {@link Type#SET IQ.Type.SET}
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* IQ. The new packet will be initialized with:<ul>
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* <li>The sender set to the recipient of the originating IQ.
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* <li>The recipient set to the sender of the originating IQ.
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* <li>The type set to {@link Type#RESULT IQ.Type.RESULT}.
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* <li>The id set to the id of the originating IQ.
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* <li>No child element of the IQ element.
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* </ul>
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*
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* @param iq the {@link Type#GET IQ.Type.GET} or {@link Type#SET IQ.Type.SET} IQ packet.
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* @throws IllegalArgumentException if the IQ packet does not have a type of
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* {@link Type#GET IQ.Type.GET} or {@link Type#SET IQ.Type.SET}.
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* @return a new {@link Type#RESULT IQ.Type.RESULT} IQ based on the originating IQ.
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*/
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public static IQ createResultIQ(final IQ request) {
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if (!(request.getType() == Type.GET || request.getType() == Type.SET)) {
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throw new IllegalArgumentException(
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"IQ must be of type 'set' or 'get'. Original IQ: " + request.toXML());
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}
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final IQ result = new IQ() {
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public String getChildElementXML() {
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return null;
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}
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};
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result.setType(Type.RESULT);
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result.setPacketID(request.getPacketID());
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result.setFrom(request.getTo());
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result.setTo(request.getFrom());
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return result;
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}
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/**
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* Convenience method to create a new {@link Type#ERROR IQ.Type.ERROR} IQ
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* based on a {@link Type#GET IQ.Type.GET} or {@link Type#SET IQ.Type.SET}
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* IQ. The new packet will be initialized with:<ul>
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* <li>The sender set to the recipient of the originating IQ.
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* <li>The recipient set to the sender of the originating IQ.
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* <li>The type set to {@link Type#ERROR IQ.Type.ERROR}.
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* <li>The id set to the id of the originating IQ.
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* <li>The child element contained in the associated originating IQ.
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* <li>The provided {@link XMPPError XMPPError}.
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* </ul>
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*
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* @param iq the {@link Type#GET IQ.Type.GET} or {@link Type#SET IQ.Type.SET} IQ packet.
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* @param error the error to associate with the created IQ packet.
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* @throws IllegalArgumentException if the IQ packet does not have a type of
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* {@link Type#GET IQ.Type.GET} or {@link Type#SET IQ.Type.SET}.
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* @return a new {@link Type#ERROR IQ.Type.ERROR} IQ based on the originating IQ.
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*/
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public static IQ createErrorResponse(final IQ request, final XMPPError error) {
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if (!(request.getType() == Type.GET || request.getType() == Type.SET)) {
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throw new IllegalArgumentException(
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"IQ must be of type 'set' or 'get'. Original IQ: " + request.toXML());
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}
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final IQ result = new IQ() {
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public String getChildElementXML() {
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return request.getChildElementXML();
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}
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};
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result.setType(Type.ERROR);
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result.setPacketID(request.getPacketID());
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result.setFrom(request.getTo());
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result.setTo(request.getFrom());
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result.setError(error);
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return result;
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}
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/**
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* A class to represent the type of the IQ packet. The types are:
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*
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139
test-unit/org/jivesoftware/smack/packet/IQResponseTest.java
Normal file
139
test-unit/org/jivesoftware/smack/packet/IQResponseTest.java
Normal file
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@ -0,0 +1,139 @@
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/**
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* $RCSfile$
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* $Revision$
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* $Date$
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*
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* Copyright 2010 Jive Software.
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*
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* All rights reserved. Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jivesoftware.smack.packet;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertNotNull;
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import static org.junit.Assert.assertNull;
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import static org.junit.Assert.fail;
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import org.junit.Test;
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/**
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* Tests that verifies the correct behavior of creating result and error IQ packets.
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*
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* @see <a href="http://xmpp.org/rfcs/rfc3920.html#stanzas-semantics-iq">IQ Semantics</a>
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* @author Guenther Niess
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*/
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public class IQResponseTest {
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final static private String childElement = "<child xmlns=\"http://igniterealtime.org/protocol/test\"/>";
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/**
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* Test creating a simple and empty IQ response.
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*/
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@Test
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public void testGeneratingSimpleResponse() {
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final IQ request = new IQ() {
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public String getChildElementXML() {
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return childElement;
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}
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};
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request.setFrom("sender@test/Smack");
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request.setTo("receiver@test/Smack");
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final IQ result = IQ.createResultIQ(request);
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assertEquals(IQ.Type.RESULT, result.getType());
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assertNotNull(result.getPacketID());
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assertEquals(request.getPacketID(), result.getPacketID());
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assertEquals(request.getFrom(), result.getTo());
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assertEquals(request.getTo(), result.getFrom());
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assertNull(result.getChildElementXML());
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}
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/**
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* Test creating a error response based on an IQ request.
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*/
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@Test
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public void testGeneratingValidErrorResponse() {
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final XMPPError error = new XMPPError(XMPPError.Condition.bad_request);
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final IQ request = new IQ() {
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public String getChildElementXML() {
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return childElement;
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}
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};
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request.setType(IQ.Type.SET);
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request.setFrom("sender@test/Smack");
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request.setTo("receiver@test/Smack");
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final IQ result = IQ.createErrorResponse(request, error);
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assertEquals(IQ.Type.ERROR, result.getType());
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assertNotNull(result.getPacketID());
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assertEquals(request.getPacketID(), result.getPacketID());
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assertEquals(request.getFrom(), result.getTo());
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assertEquals(error, result.getError());
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assertEquals(childElement, result.getChildElementXML());
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}
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/**
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* According to <a href="http://xmpp.org/rfcs/rfc3920.html#stanzas-semantics-iq"
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* >RFC3920: IQ Semantics</a> we shouldn't respond to an IQ of type result.
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*/
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@Test
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public void testGeneratingResponseBasedOnResult() {
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final IQ request = new IQ() {
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public String getChildElementXML() {
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return childElement;
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}
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};
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request.setType(IQ.Type.RESULT);
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request.setFrom("sender@test/Smack");
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request.setTo("receiver@test/Smack");
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try {
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IQ.createResultIQ(request);
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}
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catch (IllegalArgumentException e) {
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return;
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}
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fail("It shouldn't be possible to generate a response for a result IQ!");
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}
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/**
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* According to <a href="http://xmpp.org/rfcs/rfc3920.html#stanzas-semantics-iq"
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* >RFC3920: IQ Semantics</a> we shouldn't respond to an IQ of type error.
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*/
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@Test
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public void testGeneratingErrorBasedOnError() {
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final XMPPError error = new XMPPError(XMPPError.Condition.bad_request);
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final IQ request = new IQ() {
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public String getChildElementXML() {
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return childElement;
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}
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};
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request.setType(IQ.Type.ERROR);
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request.setFrom("sender@test/Smack");
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request.setTo("receiver@test/Smack");
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request.setError(error);
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try {
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IQ.createErrorResponse(request, error);
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}
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catch (IllegalArgumentException e) {
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return;
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}
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fail("It shouldn't be possible to generate a response for a error IQ!");
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}
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}
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