extensions to prevent further useless constraint verifications

refs 2726

org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/service/IConstraintService.java

@@ -15,7 +15,7 @@ import org.fortiss.tooling.kernel.model.constraints.OutdatedConstraintInstanceSt
  * @author aravantinos
  * @author $Author$
  * @version $Rev$
- * @ConQAT.Rating YELLOW Hash: C976ED3E01D1613AFD035C312865CB69
+ * @ConQAT.Rating YELLOW Hash: 6F136D53308751BBAE65A81D3416CF35
  */
 public interface IConstraintService {
 
@@ -85,4 +85,14 @@ public interface IConstraintService {
 
 	/** Registers the given verifier with the service. */
 	void registerConstraint(Class<? extends IConstraint> cstrClass);
+
+	/** <code>true</code> if the given instance is queued for update. */
+	boolean isUpdating(ConstraintInstance ci);
+
+	/**
+	 * Marks the given instance as being queued for update.
+	 * 
+	 * ONLY FOR INTERNAL USE.
+	 */
+	void markAsUpdating(ConstraintInstance ci);
 }