Adapts the PacketSniffer Interface to use the Packet HashMap

src/main/java/de/tu_darmstadt/tk/SmartHomeNetworkSim/core/PacketSniffer.java

@@ -1,26 +1,26 @@
-package de.tu_darmstadt.tk.SmartHomeNetworkSim.core;
-
-import java.util.Collection;
-
-/**
- * Interface for collection/capturing of packets
- * 
- * @author Andreas T. Meyer-Berg
- */
-public interface PacketSniffer {
-
-	/**
-	 * Add packets, that were sent
-	 * 
-	 * @param received
-	 *            the packets which were received
-	 */
-	public void addPackets(Collection<Packet> received);
-
-	/**
-	 * Returns the Packets, that were sent.
-	 * 
-	 * @return the packets the sniffer collected
-	 */
-	public Collection<Packet> getPackets();
-}
+package de.tu_darmstadt.tk.SmartHomeNetworkSim.core;
+
+import java.util.HashMap;
+import java.util.LinkedList;
+
+/**
+ * Interface for processing of captured packets. If registered in the program,
+ * the {@link #processPackets(HashMap)} method will be called after each
+ * simulation step, and the captured packets during the last step, will be the argument.
+ * 
+ * @author Andreas T. Meyer-Berg
+ */
+public interface PacketSniffer {
+
+	/**
+	 * Process the packages. This method will be called after every simulation
+	 * step, if and object implementing this Interface, is registered in the
+	 * framework.
+	 * 
+	 * @param packets
+	 *            the packets captured during the last simulation step. They are
+	 *            grouped by each link.
+	 */
+	public void processPackets(HashMap<Link, LinkedList<Packet>> packets);
+
+}