From 96a9bc81030e91882e6fa5570a72defc81b43748 Mon Sep 17 00:00:00 2001
From: swift_gan <swift_gan@trendmicro.com.cn>
Date: Fri, 8 Mar 2019 14:25:24 +0800
Subject: [PATCH] [SandHook]remove useless code

---
 .../xposedcompat/utils/DexMakerUtils.java     | 54 ++-----------------
 1 file changed, 4 insertions(+), 50 deletions(-)

diff --git a/sandhook/src/main/java/com/swift/sandhook/xposedcompat/utils/DexMakerUtils.java b/sandhook/src/main/java/com/swift/sandhook/xposedcompat/utils/DexMakerUtils.java
index 909e59acc..ad9142df2 100644
--- a/sandhook/src/main/java/com/swift/sandhook/xposedcompat/utils/DexMakerUtils.java
+++ b/sandhook/src/main/java/com/swift/sandhook/xposedcompat/utils/DexMakerUtils.java
@@ -1,16 +1,4 @@
 package com.swift.sandhook.xposedcompat.utils;
-import external.com.android.dx.Code;
-import external.com.android.dx.Local;
-import external.com.android.dx.TypeId;
-import com.android.dx.rop.code.Insn;
-import com.android.dx.rop.code.PlainInsn;
-import com.android.dx.rop.code.RegisterSpec;
-import com.android.dx.rop.code.RegisterSpecList;
-import com.android.dx.rop.code.Rops;
-import com.android.dx.rop.code.SourcePosition;
-import com.android.dx.rop.type.Type;
-
-import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
 import java.math.BigInteger;
 import java.security.MessageDigest;
@@ -18,6 +6,10 @@
 import java.util.HashMap;
 import java.util.Map;
 
+import external.com.android.dx.Code;
+import external.com.android.dx.Local;
+import external.com.android.dx.TypeId;
+
 public class DexMakerUtils {
 
 
@@ -219,44 +211,6 @@ public static void returnRightValue(Code code, Class<?> returnType, Map<Class, L
         code.returnValue(resultLocals.get(returnType));
     }
 
-    public static void moveException(Code code, Local<?> result) {
-        addInstruction(code, new PlainInsn(Rops.opMoveException(Type.THROWABLE),
-                SourcePosition.NO_INFO, spec(result), RegisterSpecList.EMPTY));
-    }
-
-    public static void addInstruction(Code code, Insn insn) {
-        if (addInstMethod == null) {
-            try {
-                addInstMethod = Code.class.getDeclaredMethod("addInstruction", Insn.class);
-                addInstMethod.setAccessible(true);
-            } catch (NoSuchMethodException e) {
-                e.printStackTrace();
-            }
-        }
-        try {
-            addInstMethod.invoke(code, insn);
-        } catch (IllegalAccessException | InvocationTargetException e) {
-            e.printStackTrace();
-        }
-    }
-
-    public static RegisterSpec spec(Local<?> result) {
-        if (specMethod == null) {
-            try {
-                specMethod = Local.class.getDeclaredMethod("spec");
-                specMethod.setAccessible(true);
-            } catch (NoSuchMethodException e) {
-                e.printStackTrace();
-            }
-        }
-        try {
-            return (RegisterSpec) specMethod.invoke(result);
-        } catch (IllegalAccessException | InvocationTargetException e) {
-            e.printStackTrace();
-            return null;
-        }
-    }
-
     public static String MD5(String source) {
         try {
             MessageDigest messageDigest = MessageDigest.getInstance("MD5");