diff --git a/org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/utils/EcoreUtils.java b/org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/utils/EcoreUtils.java
index c30ca832bbb792904294b6b1e8455982b6b583da..a37cc8f2551c1e023f58d321b0b6f34c710e3bb6 100644
--- a/org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/utils/EcoreUtils.java
+++ b/org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/utils/EcoreUtils.java
@@ -55,7 +55,7 @@ import org.eclipse.emf.ecore.util.EcoreUtil.UsageCrossReferencer;
  * @author ratiu
  * @author $Author: hoelzl $
  * @version $Rev: 18709 $
- * @ConQAT.Rating GREEN Hash: 4F099830A587B93D126C1B742789F4F6
+ * @ConQAT.Rating GREEN Hash: DCA15548774DAD2A0A1B51F5B6AC808E
  */
 public class EcoreUtils {
 
@@ -506,7 +506,10 @@ public class EcoreUtils {
 	 * Sets the notification state for the given {@link EObject} and its children.
 	 * 
 	 * @param element
-	 *            The element for whom and its children the notification state should be .
+	 *            The element for whom and its children the notification state should be.
+	 * 
+	 * @param value
+	 *            Whether to enable or disable notifications of the given {@code element}.
 	 * 
 	 * @return {@code true}, if the notifications can be disabled for the given {@link EObject}
 	 */
diff --git a/org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/utils/UniqueIDUtils.java b/org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/utils/UniqueIDUtils.java
index f8c56096e12f59a25d35d3250322949a6e17a33f..3c9c1750e5b400cb1ba0aa8683e31a1da1e48e49 100644
--- a/org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/utils/UniqueIDUtils.java
+++ b/org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/utils/UniqueIDUtils.java
@@ -36,7 +36,7 @@ import org.fortiss.tooling.kernel.service.IPersistencyService;
  * @author hoelzl
  * @author $Author$
  * @version $Rev$
- * @ConQAT.Rating GREEN Hash: BE9153A867DF5FD3050E98172E9D0778
+ * @ConQAT.Rating GREEN Hash: C1FB52C5F3C9647F0B3A7E08A766EB60
  */
 public class UniqueIDUtils {
 
@@ -48,6 +48,8 @@ public class UniqueIDUtils {
 	 *            the model to be updated
 	 * @param currentMaxId
 	 *            the current maximum ID
+	 * 
+	 * @return The maximum ID after the generation of missing IDs.
 	 */
 	public static int generateMissingIDs(EObject existingModel, int currentMaxId) {
 		for(Iterator<EObject> i = existingModel.eAllContents(); i.hasNext();) {
@@ -93,10 +95,12 @@ public class UniqueIDUtils {
 	}
 
 	/**
-	 * Returns the next ID not used within the given model
+	 * Returns the next ID not used within the given model.
 	 * 
 	 * @param existingModel
 	 *            the model to be searched
+	 * 
+	 * @return Next ID not used within the given model.
 	 */
 	public static int getLargestID(EObject existingModel) {
 		int max = 0;
@@ -238,7 +242,9 @@ public class UniqueIDUtils {
 	 * Verify whether there are missing id.
 	 * 
 	 * @param existingModel
-	 *            a model element representing the scope in which the check is done
+	 *            a model element representing the scope in which the check is done.
+	 * 
+	 * @return {@code true} iff the {@code existingModel} has missing IDs.
 	 */
 	public static boolean hasMissingIDs(EObject existingModel) {
 		for(Iterator<EObject> i = existingModel.eAllContents(); i.hasNext();) {