[New] added a semi unique id generation to StrolchAgent

src/main/java/li/strolch/runtime/agent/api/StrolchAgent.java

@@ -40,6 +40,11 @@ public class StrolchAgent {
 	public static final String PROP_REALMS = "realms"; //$NON-NLS-1$
 	private static final Logger logger = LoggerFactory.getLogger(StrolchAgent.class);
 
+	/**
+	 * the semi-unique id which is incremented on every {@link #getUniqueId()}-method call
+	 */
+	private static long uniqueId = System.currentTimeMillis() - 1119953500000l;
+
 	private ComponentContainerImpl container;
 	private StrolchConfiguration strolchConfiguration;
 
@@ -107,4 +112,18 @@ public class StrolchAgent {
 			throw new IllegalStateException(msg);
 		}
 	}
+
+	/**
+	 * @return Returns the pseudo unique Id to be used during object creation from external services.
+	 */
+	public static synchronized String getUniqueId() {
+
+		if (uniqueId == Long.MAX_VALUE - 1) {
+			uniqueId = 0;
+		}
+
+		uniqueId += 1;
+		return Long.toString(uniqueId);
+	}
+
 }