Introducing some specialized IqPacketGenerators

- IqPacketGenerator
- PubSubPacketGenerator
- AvatarPacketGenerator

3 files changed, 92 insertions, 0 deletions

diff --git a/src/main/java/de/thedevstack/conversationsplus/xmpp/pubsub/PubSubPacket.java b/src/main/java/de/thedevstack/conversationsplus/xmpp/pubsub/PubSubPacket.java
new file mode 100644
index 00000000..fea1383c
--- /dev/null
+++ b/src/main/java/de/thedevstack/conversationsplus/xmpp/pubsub/PubSubPacket.java
@@ -0,0 +1,33 @@
+package de.thedevstack.conversationsplus.xmpp.pubsub;
+
+import de.thedevstack.conversationsplus.xml.Element;
+import de.thedevstack.conversationsplus.xmpp.stanzas.IqPacket;
+
+/**
+ * Created by tzur on 15.01.2016.
+ */
+public class PubSubPacket extends IqPacket {
+    public static final String NAMESPACE = "http://jabber.org/protocol/pubsub";
+    public static final String ELEMENT_NAME = "pubsub";
+    private Element pubSubElement;
+
+    public PubSubPacket(IqPacket.TYPE type) {
+        super(type);
+        this.pubSubElement = super.addChild(PubSubPacket.ELEMENT_NAME, PubSubPacket.NAMESPACE);
+    }
+
+    @Override
+    public Element addChild(Element child) {
+        return this.pubSubElement.addChild(child);
+    }
+
+    @Override
+    public Element addChild(String name) {
+        return this.pubSubElement.addChild(name);
+    }
+
+    @Override
+    public Element addChild(String name, String xmlns) {
+        return this.pubSubElement.addChild(name, xmlns);
+    }
+}
diff --git a/src/main/java/de/thedevstack/conversationsplus/xmpp/pubsub/PubSubPacketGenerator.java b/src/main/java/de/thedevstack/conversationsplus/xmpp/pubsub/PubSubPacketGenerator.java
new file mode 100644
index 00000000..1eb44b5e
--- /dev/null
+++ b/src/main/java/de/thedevstack/conversationsplus/xmpp/pubsub/PubSubPacketGenerator.java
@@ -0,0 +1,32 @@
+package de.thedevstack.conversationsplus.xmpp.pubsub;
+
+import de.thedevstack.conversationsplus.xml.Element;
+import de.thedevstack.conversationsplus.xmpp.stanzas.IqPacket;
+
+/**
+ * Created by tzur on 15.01.2016.
+ */
+public final class PubSubPacketGenerator {
+
+    public static PubSubPacket generatePubSubPublishPacket(String nodeName, Element item) {
+        final PubSubPacket pubsub = new PubSubPacket(IqPacket.TYPE.SET);
+        final Element publish = pubsub.addChild("publish");
+        publish.setAttribute("node", nodeName);
+        publish.addChild(item);
+        return pubsub;
+    }
+
+    public static PubSubPacket generatePubSubRetrievePacket(String nodeName, Element item) {
+        final PubSubPacket pubsub = new PubSubPacket(IqPacket.TYPE.GET);
+        final Element items = pubsub.addChild("items");
+        items.setAttribute("node", nodeName);
+        if (item != null) {
+            items.addChild(item);
+        }
+        return pubsub;
+    }
+
+    private PubSubPacketGenerator() {
+        // Avoid instantiation
+    }
+}
diff --git a/src/main/java/de/thedevstack/conversationsplus/xmpp/pubsub/PubSubPacketParser.java b/src/main/java/de/thedevstack/conversationsplus/xmpp/pubsub/PubSubPacketParser.java
new file mode 100644
index 00000000..a5172577
--- /dev/null
+++ b/src/main/java/de/thedevstack/conversationsplus/xmpp/pubsub/PubSubPacketParser.java
@@ -0,0 +1,27 @@
+package de.thedevstack.conversationsplus.xmpp.pubsub;
+
+import de.thedevstack.conversationsplus.xml.Element;
+import de.thedevstack.conversationsplus.xmpp.stanzas.IqPacket;
+
+/**
+ * Created by tzur on 15.01.2016.
+ */
+public class PubSubPacketParser {
+    public static PubSubPacket findPubSubPacket(IqPacket packet){
+        if (null == packet) {
+            return null;
+        }
+        return (PubSubPacket) packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
+    }
+
+    public static Element findItems(PubSubPacket pubSubPacket) {
+        if (null == pubSubPacket) {
+            return null;
+        }
+        return pubSubPacket.findChild("items");
+    }
+
+    public static Element findItems(IqPacket packet) {
+        return PubSubPacketParser.findItems(PubSubPacketParser.findPubSubPacket(packet));
+    }
+}