2 files changed, 21 insertions, 0 deletions
diff --git a/src/fjbg/ch/epfl/lamp/fjbg/JMethodType.java b/src/fjbg/ch/epfl/lamp/fjbg/JMethodType.java
index 1d2952b84e..a0197de972 100644
--- a/src/fjbg/ch/epfl/lamp/fjbg/JMethodType.java
+++ b/src/fjbg/ch/epfl/lamp/fjbg/JMethodType.java
@@ -72,4 +72,16 @@ public class JMethodType extends JType {
     public boolean isCompatibleWith(JType other) {
         return false;
     }
+    public boolean equals(Object o) {
+        if (o instanceof JMethodType)
+            return ((JMethodType)o).getSignature().equals(this.getSignature());
+        else
+            return false;
+    }
+    public int hashCode() {
+        if (signature == null)
+            return 0;
+        else
+            return signature.hashCode();
+    }
 }
diff --git a/src/fjbg/ch/epfl/lamp/fjbg/JObjectType.java b/src/fjbg/ch/epfl/lamp/fjbg/JObjectType.java
index b8567e8d30..50ccae79c0 100644
--- a/src/fjbg/ch/epfl/lamp/fjbg/JObjectType.java
+++ b/src/fjbg/ch/epfl/lamp/fjbg/JObjectType.java
@@ -53,4 +53,13 @@ public class JObjectType extends JReferenceType {
         return other instanceof JObjectType
             || other == JType.REFERENCE;
     }
+    public boolean equals(Object o) {
+        if (o instanceof JObjectType)
+            return ((JObjectType)o).getSignature().equals(this.getSignature());
+        else
+            return false;
+    }
+    public int hashCode() {
+        return name.hashCode();
+    }
 }