From e54dc7d531fd25cd4559fdc9a31f89438972e4ae Mon Sep 17 00:00:00 2001
From: "Egor.Ushakov" <egor.ushakov@jetbrains.com>
Date: Wed, 14 Jan 2015 20:55:30 +0300
Subject: [PATCH] IDEA-126885 Decompiler exception on
 jdk.nashorn.internal.objects.Global

---
 .../code/interpreter/InstructionImpact.java          | 10 +++++++---
 .../decompiler/modules/decompiler/ExprProcessor.java | 12 +++++++++---
 2 files changed, 16 insertions(+), 6 deletions(-)

diff --git a/src/org/jetbrains/java/decompiler/code/interpreter/InstructionImpact.java b/src/org/jetbrains/java/decompiler/code/interpreter/InstructionImpact.java
index 55d4f5d..553ad84 100644
--- a/src/org/jetbrains/java/decompiler/code/interpreter/InstructionImpact.java
+++ b/src/org/jetbrains/java/decompiler/code/interpreter/InstructionImpact.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2014 JetBrains s.r.o.
+ * Copyright 2000-2015 JetBrains s.r.o.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,6 +19,7 @@ import org.jetbrains.java.decompiler.code.CodeConstants;
 import org.jetbrains.java.decompiler.code.Instruction;
 import org.jetbrains.java.decompiler.struct.consts.ConstantPool;
 import org.jetbrains.java.decompiler.struct.consts.LinkConstant;
+import org.jetbrains.java.decompiler.struct.consts.PooledConstant;
 import org.jetbrains.java.decompiler.struct.consts.PrimitiveConstant;
 import org.jetbrains.java.decompiler.struct.gen.DataPoint;
 import org.jetbrains.java.decompiler.struct.gen.MethodDescriptor;
@@ -394,8 +395,8 @@ public class InstructionImpact {
       case CodeConstants.opc_ldc:
       case CodeConstants.opc_ldc_w:
       case CodeConstants.opc_ldc2_w:
-        cn = pool.getPrimitiveConstant(instr.getOperand(0));
-        switch (cn.type) {
+        PooledConstant constant = pool.getConstant(instr.getOperand(0));
+        switch (constant.type) {
           case CodeConstants.CONSTANT_Integer:
             stack.push(new VarType(CodeConstants.TYPE_INT));
             break;
@@ -416,6 +417,9 @@ public class InstructionImpact {
           case CodeConstants.CONSTANT_Class:
             stack.push(new VarType(CodeConstants.TYPE_OBJECT, 0, "java/lang/Class"));
             break;
+          case CodeConstants.CONSTANT_MethodHandle:
+            stack.push(new VarType(((LinkConstant)constant).descriptor));
+            break;
         }
         break;
       case CodeConstants.opc_aload:
diff --git a/src/org/jetbrains/java/decompiler/modules/decompiler/ExprProcessor.java b/src/org/jetbrains/java/decompiler/modules/decompiler/ExprProcessor.java
index fbd579b..292d865 100644
--- a/src/org/jetbrains/java/decompiler/modules/decompiler/ExprProcessor.java
+++ b/src/org/jetbrains/java/decompiler/modules/decompiler/ExprProcessor.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2014 JetBrains s.r.o.
+ * Copyright 2000-2015 JetBrains s.r.o.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -362,8 +362,14 @@ public class ExprProcessor implements CodeConstants {
         case opc_ldc:
         case opc_ldc_w:
         case opc_ldc2_w:
-          PrimitiveConstant cn = pool.getPrimitiveConstant(instr.getOperand(0));
-          pushEx(stack, exprlist, new ConstExprent(consts[cn.type - CONSTANT_Integer], cn.value, bytecode_offsets));
+          PooledConstant cn = pool.getConstant(instr.getOperand(0));
+          if (cn instanceof PrimitiveConstant) {
+            pushEx(stack, exprlist, new ConstExprent(consts[cn.type - CONSTANT_Integer], ((PrimitiveConstant)cn).value, bytecode_offsets));
+          }
+          else if (cn instanceof LinkConstant) {
+            //TODO: for now treat Links as Strings
+            pushEx(stack, exprlist, new ConstExprent(VarType.VARTYPE_STRING, ((LinkConstant)cn).elementname , bytecode_offsets));
+          }
           break;
         case opc_iload:
         case opc_lload: