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/*
* Copyright (C) 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import java.util.Base64;
public class Main {
// base64 encoded class/dex file for
// class Transform {
// public String take1;
// public String take2;
//
// public Transform(String a, String b) {
// take1 = a;
// take2 = b;
// }
//
// public String getResult() {
// return take2;
// }
// }
private static final byte[] CLASS_BYTES = Base64.getDecoder().decode(
"yv66vgAAADQAFwoABQARCQAEABIJAAQAEwcAFAcAFQEABXRha2UxAQASTGphdmEvbGFuZy9TdHJp" +
"bmc7AQAFdGFrZTIBAAY8aW5pdD4BACcoTGphdmEvbGFuZy9TdHJpbmc7TGphdmEvbGFuZy9TdHJp" +
"bmc7KVYBAARDb2RlAQAPTGluZU51bWJlclRhYmxlAQAJZ2V0UmVzdWx0AQAUKClMamF2YS9sYW5n" +
"L1N0cmluZzsBAApTb3VyY2VGaWxlAQAOVHJhbnNmb3JtLmphdmEMAAkAFgwABgAHDAAIAAcBAAlU" +
"cmFuc2Zvcm0BABBqYXZhL2xhbmcvT2JqZWN0AQADKClWACAABAAFAAAAAgABAAYABwAAAAEACAAH" +
"AAAAAgABAAkACgABAAsAAAAzAAIAAwAAAA8qtwABKiu1AAIqLLUAA7EAAAABAAwAAAASAAQAAAAU" +
"AAQAFQAJABYADgAXAAEADQAOAAEACwAAAB0AAQABAAAABSq0AAOwAAAAAQAMAAAABgABAAAAGgAB" +
"AA8AAAACABA=");
private static final byte[] DEX_BYTES = Base64.getDecoder().decode(
"ZGV4CjAzNQAGUTBb4jIABRlaI9rejdk7RCfyqR2kmNSkAgAAcAAAAHhWNBIAAAAAAAAAAAQCAAAM" +
"AAAAcAAAAAQAAACgAAAAAwAAALAAAAACAAAA1AAAAAMAAADkAAAAAQAAAPwAAACIAQAAHAEAAFwB" +
"AABkAQAAZwEAAHQBAACIAQAAnAEAAKwBAACvAQAAtAEAAMgBAADTAQAA2gEAAAIAAAADAAAABAAA" +
"AAYAAAABAAAAAgAAAAAAAAAGAAAAAwAAAAAAAAAHAAAAAwAAAFQBAAAAAAIACgAAAAAAAgALAAAA" +
"AAACAAAAAAAAAAAACQAAAAEAAQAAAAAAAAAAAAAAAAABAAAAAAAAAAUAAAAAAAAA8AEAAAAAAAAD" +
"AAMAAQAAAOEBAAAIAAAAcBACAAAAWwEAAFsCAQAOAAIAAQAAAAAA6wEAAAMAAABUEAEAEQAAAAIA" +
"AAACAAIABjxpbml0PgABTAALTFRyYW5zZm9ybTsAEkxqYXZhL2xhbmcvT2JqZWN0OwASTGphdmEv" +
"bGFuZy9TdHJpbmc7AA5UcmFuc2Zvcm0uamF2YQABVgADVkxMABJlbWl0dGVyOiBqYWNrLTQuMTkA" +
"CWdldFJlc3VsdAAFdGFrZTEABXRha2UyABQCAAAHDjwtLQAaAAcOAAACAQEAAQEBAIGABJwCAQG8" +
"AgAADQAAAAAAAAABAAAAAAAAAAEAAAAMAAAAcAAAAAIAAAAEAAAAoAAAAAMAAAADAAAAsAAAAAQA" +
"AAACAAAA1AAAAAUAAAADAAAA5AAAAAYAAAABAAAA/AAAAAEgAAACAAAAHAEAAAEQAAABAAAAVAEA" +
"AAIgAAAMAAAAXAEAAAMgAAACAAAA4QEAAAAgAAABAAAA8AEAAAAQAAABAAAABAIAAA==");
public static void main(String[] args) {
art.Main.bindAgentJNIForClass(Main.class);
doTest(new Transform("Hello", "Goodbye"),
new Transform("start", "end"));
}
private static void printTransform(Transform t) {
System.out.println("Result is " + t.getResult());
System.out.println("take1 is " + t.take1);
System.out.println("take2 is " + t.take2);
}
public static void doTest(Transform t1, Transform t2) {
printTransform(t1);
printTransform(t2);
doCommonClassRedefinition(Transform.class, CLASS_BYTES, DEX_BYTES);
printTransform(t1);
printTransform(t2);
}
// Transforms the class
private static native void doCommonClassRedefinition(Class<?> target,
byte[] class_file,
byte[] dex_file);
}
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