added simple serial port to be used by application motes

tools/cooja/java/se/sics/cooja/interfaces/ApplicationSerialPort.java

@@ -0,0 +1,37 @@
+package se.sics.cooja.interfaces;
+
+import se.sics.cooja.Mote;
+import se.sics.cooja.dialogs.SerialUI;
+
+public class ApplicationSerialPort extends SerialUI {
+  private Mote mote;
+
+  public ApplicationSerialPort(Mote mote) {
+    this.mote = mote;
+  }
+
+  /**
+   * @param log Trigger log event from application
+   */
+  public void triggerLog(String log) {
+    byte[] bytes = log.getBytes();
+    for (byte b: bytes) {
+      dataReceived(b);
+    }
+    dataReceived('\n');
+  }
+
+  public Mote getMote() {
+    return mote;
+  }
+
+  public void writeArray(byte[] s) {
+    /* Not implemented */
+  }
+  public void writeByte(byte b) {
+    /* Not implemented */
+  }
+  public void writeString(String s) {
+    /* Not implemented */
+  }
+}