git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/trunk@11348 b35dd754-fafc-0310-a699-88a17e54d16e

source/org/jivesoftware/smackx/packet/DelayInfo.java

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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.smackx.packet.DelayInformation;
+
+/**
+ * A decorator for the {@link DelayInformation} class to transparently support
+ * both the new <b>Delay Delivery</b> specification <a href="http://xmpp.org/extensions/xep-0203.html">XEP-0203</a> and 
+ * the old one <a href="http://xmpp.org/extensions/xep-0203.html">XEP-0091</a>.
+ * 
+ * Existing code can be backward compatible. 
+ * 
+ * @author Robin Collier
+ */
+public class DelayInfo extends DelayInformation
+{
+	DelayInformation wrappedInfo;
+
+	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=\"");
+        synchronized (NEW_UTC_FORMAT) {
+            buf.append(NEW_UTC_FORMAT.format(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("</").append(getElementName()).append(">");
+        return buf.toString();
+    }
+	
+}

source/org/jivesoftware/smackx/provider/DelayInfoProvider.java

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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.provider;
+
+import org.jivesoftware.smack.packet.PacketExtension;
+import org.jivesoftware.smackx.packet.DelayInfo;
+import org.jivesoftware.smackx.packet.DelayInformation;
+import org.xmlpull.v1.XmlPullParser;
+
+/**
+ * This provider simply creates a {@link DelayInfo} decorator for the {@link DelayInformation} that
+ * is returned by the superclass.  This allows the new code using <a href="http://xmpp.org/extensions/xep-0203">Delay Information XEP-0203</a> to be backward compatible
+ * with <a href="http://xmpp.org/extensions/xep-0091">XEP-0091</a>.  
+ * 
+ * <p>This provider must be registered in the <b>smack.properties</b> file for the element 
+ * <b>delay</b> with namespace <b>urn:xmpp:delay</b></p>
+ *  
+ * @author Robin Collier
+ */
+public class DelayInfoProvider extends DelayInformationProvider
+{
+
+	@Override
+	public PacketExtension parseExtension(XmlPullParser parser) throws Exception
+	{
+		return new DelayInfo((DelayInformation)super.parseExtension(parser));
+	}
+
+}