From 591f44c85c392ecf281039a9f3c52673c11d9584 Mon Sep 17 00:00:00 2001
From: Thog
Date: Wed, 7 Sep 2016 16:58:12 +0200
Subject: Follow Javassist signature instead of ignoring generic classes (Fix
 #19)

---
 .../cuchaz/enigma/mapping/ProcyonEntryFactory.java | 31 ++++++++++++++++++----
 1 file changed, 26 insertions(+), 5 deletions(-)

(limited to 'src/main/java/cuchaz/enigma/mapping')

diff --git a/src/main/java/cuchaz/enigma/mapping/ProcyonEntryFactory.java b/src/main/java/cuchaz/enigma/mapping/ProcyonEntryFactory.java
index 08dc8b1..8cbca13 100644
--- a/src/main/java/cuchaz/enigma/mapping/ProcyonEntryFactory.java
+++ b/src/main/java/cuchaz/enigma/mapping/ProcyonEntryFactory.java
@@ -10,19 +10,40 @@
  ******************************************************************************/
 package cuchaz.enigma.mapping;
 
-import com.strobel.assembler.metadata.FieldDefinition;
-import com.strobel.assembler.metadata.MemberReference;
-import com.strobel.assembler.metadata.MethodDefinition;
-import com.strobel.assembler.metadata.MethodReference;
+import com.strobel.assembler.metadata.*;
+
+import java.util.List;
 
 public class ProcyonEntryFactory {
 
+    private static String getErasedSignature(MemberReference def)
+    {
+        if (!(def instanceof MethodReference))
+            return def.getErasedSignature();
+        MethodReference methodReference = (MethodReference) def;
+        StringBuilder builder = new StringBuilder("(");
+        for (ParameterDefinition param : methodReference.getParameters())
+        {
+            TypeReference paramType = param.getParameterType();
+            if (paramType.getErasedSignature().equals("Ljava/lang/Object;") && paramType.hasExtendsBound() && paramType.getExtendsBound() instanceof  CompoundTypeReference)
+            {
+                List<TypeReference> interfaces = ((CompoundTypeReference) paramType.getExtendsBound()).getInterfaces();
+                interfaces.forEach((inter) -> builder.append(inter.getErasedSignature()));
+            }
+            else
+                builder.append(paramType.getErasedSignature());
+        }
+        builder.append(")");
+        builder.append(methodReference.getReturnType().getErasedSignature());
+        return builder.toString();
+    }
+
     public static FieldEntry getFieldEntry(MemberReference def) {
         return new FieldEntry(new ClassEntry(def.getDeclaringType().getInternalName()), def.getName(), new Type(def.getErasedSignature()));
     }
 
     public static MethodEntry getMethodEntry(MemberReference def) {
-        return new MethodEntry(new ClassEntry(def.getDeclaringType().getInternalName()), def.getName(), new Signature(def.getErasedSignature()));
+        return new MethodEntry(new ClassEntry(def.getDeclaringType().getInternalName()), def.getName(), new Signature(getErasedSignature(def)));
     }
 
     public static ConstructorEntry getConstructorEntry(MethodReference def) {
-- 
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