EMFTypeMap: Fix compare operation

Issue-Ref: 3846
Signed-off-by: Alexander Diewald <diewald@fortiss.org>

org.fortiss.tooling.kernel/src/org/fortiss/tooling/kernel/service/types/.ratings

-EMFTypeMap.java 99a70a6c5db0cb283a1e0614f4f455422047e14d YELLOW
+EMFTypeMap.java ad1c6ecba7fbb2dff0d72ea12cd5040abe52364f YELLOW
 EMFTypeToTypeMap.java 792b6f10042562983b192cfe2a2547221391e701 YELLOW
 EMFTypeToTypeSetMap.java e7572738d19c81fd507bc8ca88a3408058d88bf0 YELLOW
 TypeSet.java e18e66236b223eaf4c22037459779b421a0c2703 GREEN

org.fortiss.tooling.kernel/src/org/fortiss/tooling/kernel/service/types/EMFTypeMap.java

@@ -37,7 +37,7 @@ public class EMFTypeMap<S extends EObject, T> extends TreeMap<Class<? extends S>
 			@Override
 			public int compare(Class<? extends S> c1, Class<? extends S> c2) {
 				Class<? extends S> i1 = getInterfaceType(c1);
-				Class<? extends S> i2 = getInterfaceType(c1);
+				Class<? extends S> i2 = getInterfaceType(c2);
 
 				if(i1 == i2) {
 					return 0;