these-android-re/android_of_theseus
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

add DelegateLast class loaders

Browse source
This commit is contained in:
Jean-Marie Mineau 2025-04-02 16:31:27 +02:00
parent 28f5ac772c
commit 555c1e72fb
Signed by: histausse
GPG key ID: B66AEEDA9B645AD2
1 changed files with 175 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

176
test_apks/dynloading/java/classes/com/example/theseus/dynloading/MainActivity.java
View file

@ -27,6 +27,7 @@ import java.io.FileOutputStream;
import java.lang.reflect.InvocationTargetException; import java.lang.reflect.InvocationTargetException;
import android.content.Context; import android.content.Context;
import dalvik.system.PathClassLoader; import dalvik.system.PathClassLoader;
import dalvik.system.DelegateLastClassLoader;
import java.lang.reflect.Method; import java.lang.reflect.Method;
import com.example.theseus.Utils; import com.example.theseus.Utils;
@ -105,6 +106,22 @@ public class MainActivity extends Activity {
b4.generateViewId(); b4.generateViewId();
linLayout.addView(b4); linLayout.addView(b4);
Button b5 = new Button(this);
b5.generateViewId();
linLayout.addView(b5);
Button b6 = new Button(this);
b6.generateViewId();
linLayout.addView(b6);
Button b7 = new Button(this);
b7.generateViewId();
linLayout.addView(b7);
Button b8 = new Button(this);
b8.generateViewId();
linLayout.addView(b8);
scrollView.addView(linLayout); scrollView.addView(linLayout);
relLayout.addView(scrollView); relLayout.addView(scrollView);
@ -159,8 +176,57 @@ public class MainActivity extends Activity {
} }
} }
}); });
b5.setText("Direct DelegateLastClassLoader With Parent");
b5.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
v.setBackgroundTintList(buttonColor);
try {
directWithParentDelegateLast ();
} catch(Exception e) {
Log.e("THESEUS", "Error: ", e);
}
}
});
b6.setText("Direct DelegateLastClassLoader Without Parent");
b6.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
v.setBackgroundTintList(buttonColor);
try {
directWithoutParentDelegateLast ();
} catch(Exception e) {
Log.e("THESEUS", "Error: ", e);
}
}
});
b7.setText("Indirect DelegateLastClassLoader With Parent");
b7.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
v.setBackgroundTintList(buttonColor);
try {
indirectWithParentDelegateLast ();
} catch(Exception e) {
Log.e("THESEUS", "Error: ", e);
}
}
});
b8.setText("Indirect DelegateLastClassLoader Without Parent");
b8.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
v.setBackgroundTintList(buttonColor);
try {
indirectWithoutParentDelegateLast ();
} catch(Exception e) {
Log.e("THESEUS", "Error: ", e);
}
}
});
} }
// ------ PATH CLASS LOADER ------
public void directWithParent() { public void directWithParent() {
try { try {
PathClassLoader cl = new PathClassLoader(getdexfile("a.dex"), MainActivity.class.getClassLoader()); PathClassLoader cl = new PathClassLoader(getdexfile("a.dex"), MainActivity.class.getClassLoader());
@ -195,7 +261,6 @@ public class MainActivity extends Activity {
Method mth = clz.getMethod("getColliderId"); Method mth = clz.getMethod("getColliderId");
String id = (String)mth.invoke(null); String id = (String)mth.invoke(null);
//Utils.popup(this, "Result", id); //Utils.popup(this, "Result", id);
Utils.popup(this, "TEST", clz.descriptorString());
String expectedId = "A"; String expectedId = "A";
if (id.equals(expectedId)) { if (id.equals(expectedId)) {
Utils.popup(this, "OK", "The right class was loaded: " + id); Utils.popup(this, "OK", "The right class was loaded: " + id);
@ -269,4 +334,113 @@ public class MainActivity extends Activity {
Log.e("DEBUG", "ERROR: ", e); Log.e("DEBUG", "ERROR: ", e);
} }
} }
// ------ DELEGATE LAST CLASSlOADER ------
public void directWithParentDelegateLast() {
try {
DelegateLastClassLoader cl = new DelegateLastClassLoader(getdexfile("a.dex"), MainActivity.class.getClassLoader());
Class clz = cl.loadClass("com.example.theseus.dynloading.Collider");
Method mth = clz.getMethod("getColliderId");
String id = (String)mth.invoke(null);
//Utils.popup(this, "Result", id);
String expectedId = "A";
if (id.equals(expectedId)) {
Utils.popup(this, "OK", "The right class was loaded: " + id);
} else {
Utils.popup(this, "BAD", "The wrong class was loaded: id = " + id + " expected id = " + expectedId);
}
} catch (ClassNotFoundException e) {
Log.e("DEBUG", "ERROR: ", e);
}
catch (NoSuchMethodException e) {
Log.e("DEBUG", "ERROR: ", e);
}
catch (IllegalAccessException e) {
Log.e("DEBUG", "ERROR: ", e);
}
catch (InvocationTargetException e) {
Log.e("DEBUG", "ERROR: ", e);
}
}
public void directWithoutParentDelegateLast() {
try {
DelegateLastClassLoader cl = new DelegateLastClassLoader(getdexfile("a.dex"), null);
Class clz = cl.loadClass("com.example.theseus.dynloading.Collider");
Method mth = clz.getMethod("getColliderId");
String id = (String)mth.invoke(null);
//Utils.popup(this, "Result", id);
String expectedId = "A";
if (id.equals(expectedId)) {
Utils.popup(this, "OK", "The right class was loaded: " + id);
} else {
Utils.popup(this, "BAD", "The wrong class was loaded: id = " + id + " expected id = " + expectedId);
}
} catch (ClassNotFoundException e) {
Log.e("DEBUG", "ERROR: ", e);
}
catch (NoSuchMethodException e) {
Log.e("DEBUG", "ERROR: ", e);
}
catch (IllegalAccessException e) {
Log.e("DEBUG", "ERROR: ", e);
}
catch (InvocationTargetException e) {
Log.e("DEBUG", "ERROR: ", e);
}
}
public void indirectWithParentDelegateLast() {
try {
DelegateLastClassLoader cl = new DelegateLastClassLoader(getdexfile("a.dex"), MainActivity.class.getClassLoader());
Class clz = cl.loadClass("com.example.theseus.dynloading.AMain");
Method mth = clz.getMethod("getColliderId");
String id = (String)mth.invoke(null);
//Utils.popup(this, "Result", id);
String expectedId = "A";
if (id.equals(expectedId)) {
Utils.popup(this, "OK", "The right class was loaded: " + id);
} else {
Utils.popup(this, "BAD", "The wrong class was loaded: id = " + id + " expected id = " + expectedId);
}
} catch (ClassNotFoundException e) {
Log.e("DEBUG", "ERROR: ", e);
}
catch (NoSuchMethodException e) {
Log.e("DEBUG", "ERROR: ", e);
}
catch (IllegalAccessException e) {
Log.e("DEBUG", "ERROR: ", e);
}
catch (InvocationTargetException e) {
Log.e("DEBUG", "ERROR: ", e);
}
}
public void indirectWithoutParentDelegateLast() {
try {
DelegateLastClassLoader cl = new DelegateLastClassLoader(getdexfile("a.dex"), null);
Class clz = cl.loadClass("com.example.theseus.dynloading.AMain");
Method mth = clz.getMethod("getColliderId");
String id = (String)mth.invoke(null);
//Utils.popup(this, "Result", id);
String expectedId = "A";
if (id.equals(expectedId)) {
Utils.popup(this, "OK", "The right class was loaded: " + id);
} else {
Utils.popup(this, "BAD", "The wrong class was loaded: id = " + id + " expected id = " + expectedId);
}
} catch (ClassNotFoundException e) {
Log.e("DEBUG", "ERROR: ", e);
}
catch (NoSuchMethodException e) {
Log.e("DEBUG", "ERROR: ", e);
}
catch (IllegalAccessException e) {
Log.e("DEBUG", "ERROR: ", e);
}
catch (InvocationTargetException e) {
Log.e("DEBUG", "ERROR: ", e);
}
}
} }