Added support for SHIM headers

git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/trunk@11347 b35dd754-fafc-0310-a699-88a17e54d16e

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

@@ -0,0 +1,59 @@
+/*
+ * 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 org.jivesoftware.smack.packet.PacketExtension;
+
+/**
+ * Represents a <b>Header</b> entry as specified by the <a href="http://xmpp.org/extensions/xep-031.html">Stanza Headers and Internet Metadata (SHIM)</a>
+
+ * @author Robin Collier
+ */
+public class Header implements PacketExtension
+{
+	private String name;
+	private String value;
+	
+	public Header(String name, String value)
+	{
+		this.name = name;
+		this.value = value;
+	}
+	
+	public String getName()
+	{
+		return name;
+	}
+
+	public String getValue()
+	{
+		return value;
+	}
+
+	public String getElementName()
+	{
+		return "header";
+	}
+
+	public String getNamespace()
+	{
+		return HeadersExtension.NAMESPACE;
+	}
+
+	public String toXML()
+	{
+		return "<header name='" + name + "'>" + value + "</header>";
+	}
+
+}

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

@@ -0,0 +1,69 @@
+/**
+ * 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.Collection;
+import java.util.Collections;
+
+import org.jivesoftware.smack.packet.PacketExtension;
+
+/**
+ * Extension representing a list of headers as specified in <a href="http://xmpp.org/extensions/xep-0131">Stanza Headers and Internet Metadata (SHIM)</a>
+ * 
+ * @see Header
+ * 
+ * @author Robin Collier
+ */
+public class HeadersExtension implements PacketExtension
+{
+	public static final String NAMESPACE = "http://jabber.org/protocol/shim";
+	
+	private Collection<Header> headers = Collections.EMPTY_LIST;
+	
+	public HeadersExtension(Collection<Header> headerList)
+	{
+		if (headerList != null)
+			headers = headerList;
+	}
+	
+	public Collection<Header> getHeaders()
+	{
+		return headers;
+	}
+
+	public String getElementName()
+	{
+		return "headers";
+	}
+
+	public String getNamespace()
+	{
+		return NAMESPACE;
+	}
+
+	public String toXML()
+	{
+		StringBuilder builder = new StringBuilder("<" + getElementName() + " xmlns='" + getNamespace() + "'>");
+		
+		for (Header header : headers)
+		{
+			builder.append(header.toXML());
+		}
+		builder.append("</" + getElementName() + '>');
+
+		return builder.toString();
+	}
+
+}