xref: /aosp_15_r20/art/test/1996-final-override-virtual-structural/src/art/Test1996.java (revision 795d594fd825385562da6b089ea9b2033f3abf5a)

/*
 * 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.
 */

package art;

import java.util.Base64;
public class Test1996 {

    public static class SuperTransform {
        public String hiValue = "Hi";
        public String sayHi() {
            return this.hiValue;
        }
    }
    public static final class Transform extends SuperTransform {
        public void PostTransform() { }
        public String sayHiTwice(Runnable run) {
            run.run();
            return "super: " + super.sayHi() + " this: " + sayHi();
        }
    }

    /**
     * base64 encoded class/dex file for
     * public static final class Transform extends SuperTransform {
     *   public String myGreeting;
     *   public void PostTransform() {
     *     myGreeting = "SALUTATIONS";
     *   }
     *   public String sayHiTwice(Runnable run) {
     *     run.run();
     *     return "super: " + super.sayHi() + " and then this: " + sayHi();
     *   }
     *   public String sayHi() {
     *     return myGreeting;
     *   }
     * }
     */
    private static final byte[] DEX_BYTES = Base64.getDecoder().decode(
            "ZGV4CjAzNQAO4Dwurw97RcUtfH7np7S5RR8gsJYOfmeABQAAcAAAAHhWNBIAAAAAAAAAALwEAAAc" +
            "AAAAcAAAAAkAAADgAAAABAAAAAQBAAABAAAANAEAAAoAAAA8AQAAAQAAAIwBAADUAwAArAEAAHYC" +
            "AACIAgAAkAIAAJMCAACXAgAAtgIAANACAADgAgAABAMAACQDAAA6AwAATgMAAGkDAAB4AwAAhQMA" +
            "AJQDAACfAwAAogMAAK8DAAC3AwAAwwMAAMkDAADOAwAA1QMAAOEDAADqAwAA9AMAAPsDAAAEAAAA" +
            "BQAAAAYAAAAHAAAACAAAAAkAAAAKAAAACwAAABAAAAACAAAABgAAAAAAAAADAAAABgAAAGgCAAAD" +
            "AAAABwAAAHACAAAQAAAACAAAAAAAAAABAAYAEwAAAAAAAwABAAAAAAAAABYAAAABAAMAAQAAAAEA" +
            "AwAMAAAAAQAAABYAAAABAAEAFwAAAAUAAwAVAAAABwADAAEAAAAHAAIAEgAAAAcAAAAZAAAAAQAA" +
            "ABEAAAAAAAAAAAAAAA4AAACsBAAAggQAAAAAAAACAAEAAAAAAFsCAAADAAAAVBAAABEAAAAFAAIA" +
            "AgAAAF8CAAAlAAAAchAGAAQAbxABAAMADARuEAQAAwAMACIBBwBwEAcAAQAaAhgAbiAIACEAbiAI" +
            "AEEAGgQAAG4gCABBAG4gCAABAG4QCQABAAwEEQQAAAEAAQABAAAAUgIAAAQAAABwEAAAAAAOAAIA" +
            "AQAAAAAAVgIAAAUAAAAaAA0AWxAAAA4ACgAOAA0ADksAFAAOABABAA48AAAAAAEAAAAFAAAAAQAA" +
            "AAYAECBhbmQgdGhlbiB0aGlzOiAABjxpbml0PgABTAACTEwAHUxhcnQvVGVzdDE5OTYkU3VwZXJU" +
            "cmFuc2Zvcm07ABhMYXJ0L1Rlc3QxOTk2JFRyYW5zZm9ybTsADkxhcnQvVGVzdDE5OTY7ACJMZGFs" +
            "dmlrL2Fubm90YXRpb24vRW5jbG9zaW5nQ2xhc3M7AB5MZGFsdmlrL2Fubm90YXRpb24vSW5uZXJD" +
            "bGFzczsAFExqYXZhL2xhbmcvUnVubmFibGU7ABJMamF2YS9sYW5nL1N0cmluZzsAGUxqYXZhL2xh" +
            "bmcvU3RyaW5nQnVpbGRlcjsADVBvc3RUcmFuc2Zvcm0AC1NBTFVUQVRJT05TAA1UZXN0MTk5Ni5q" +
            "YXZhAAlUcmFuc2Zvcm0AAVYAC2FjY2Vzc0ZsYWdzAAZhcHBlbmQACm15R3JlZXRpbmcABG5hbWUA" +
            "A3J1bgAFc2F5SGkACnNheUhpVHdpY2UAB3N1cGVyOiAACHRvU3RyaW5nAAV2YWx1ZQB2fn5EOHsi" +
            "Y29tcGlsYXRpb24tbW9kZSI6ImRlYnVnIiwibWluLWFwaSI6MSwic2hhLTEiOiI2MGRhNGQ2N2Iz" +
            "ODFjNDI0Njc3NTdjNDlmYjZlNTU3NTZkODhhMmYzIiwidmVyc2lvbiI6IjEuNy4xMi1kZXYifQAC" +
            "AwEaGAICBAIRBBkUFw8AAQEDAAECgYAEoAQDAbgEAQGsAwEBxAMAAAAAAAACAAAAcwQAAHkEAACg" +
            "BAAAAAAAAAAAAAAAAAAAEAAAAAAAAAABAAAAAAAAAAEAAAAcAAAAcAAAAAIAAAAJAAAA4AAAAAMA" +
            "AAAEAAAABAEAAAQAAAABAAAANAEAAAUAAAAKAAAAPAEAAAYAAAABAAAAjAEAAAEgAAAEAAAArAEA" +
            "AAMgAAAEAAAAUgIAAAEQAAACAAAAaAIAAAIgAAAcAAAAdgIAAAQgAAACAAAAcwQAAAAgAAABAAAA" +
            "ggQAAAMQAAACAAAAnAQAAAYgAAABAAAArAQAAAAQAAABAAAAvAQAAA==");

    public static void run() {
        Redefinition.setTestConfiguration(Redefinition.Config.COMMON_REDEFINE);
        doTest(new Transform());
    }

    public static void doTest(final Transform t) {
        System.out.println(t.sayHiTwice(() -> { System.out.println("Not doing anything"); }));
        System.out.println(t.sayHiTwice(
            () -> {
                System.out.println("Redefining calling class");
                Redefinition.doCommonStructuralClassRedefinition(Transform.class, DEX_BYTES);
                t.PostTransform();
            }));
        System.out.println(t.sayHiTwice(() -> { System.out.println("Not doing anything"); }));
    }
}