diff --git a/jode/jode/type/ClassInterfacesType.java b/jode/jode/type/ClassInterfacesType.java
index 28c76de..76561fa 100644
--- a/jode/jode/type/ClassInterfacesType.java
+++ b/jode/jode/type/ClassInterfacesType.java
@@ -397,6 +397,15 @@ public class ClassInterfacesType extends ReferenceType {
 	    return "Ljava/lang/Object;";
     }
 
+    public Class getTypeClass() throws ClassNotFoundException {
+	if (clazz != null)
+	    return Class.forName(clazz.getName());
+	else if (ifaces.length > 0)
+	    return Class.forName(ifaces[0].getName());
+	else
+	    return Class.forName("java.lang.Object");
+    }
+
     public String toString()
     {
 	if (this == tObject)
diff --git a/jode/jode/type/IntegerType.java b/jode/jode/type/IntegerType.java
index bd38e2f..ecc4367 100644
--- a/jode/jode/type/IntegerType.java
+++ b/jode/jode/type/IntegerType.java
@@ -163,6 +163,22 @@ public class IntegerType extends Type {
         }
     }
     
+    public Class getTypeClass() {
+        switch (((IntegerType)getHint()).possTypes) {
+        case IT_Z:
+	    return Boolean.TYPE;
+        case IT_C:
+	    return Character.TYPE;
+        case IT_B:
+	    return Byte.TYPE;
+        case IT_S:
+	    return Short.TYPE;
+        case IT_I:
+        default:
+	    return Integer.TYPE;
+        }
+    }
+    
     public String toString() {
         switch (possTypes) {
         case IT_Z:
diff --git a/jode/jode/type/RangeType.java b/jode/jode/type/RangeType.java
index 7e21573..1ff85a9 100644
--- a/jode/jode/type/RangeType.java
+++ b/jode/jode/type/RangeType.java
@@ -122,6 +122,13 @@ public class RangeType extends Type {
             return bottomType.getTypeSignature();
     }
 
+    public Class getTypeClass() throws ClassNotFoundException {
+        if (topType.isClassType() || !bottomType.isValidType())
+            return topType.getTypeClass();
+        else
+            return bottomType.getTypeClass();
+    }
+
     public String toString()
     {
 	if (topType == tNull)