Version 1.4.73
Cherry pick: Relax quote requirement for -flattenpackagehierarchy and -repackageclasses
CL: https://r8-review.googlesource.com/c/r8/+/35882
Cherry pick: Resolve ambiguity in Proguard configuration parser
CL: https://r8-review.googlesource.com/c/r8/+/35884
Cherry pick: Add a test for include directive after repackaging directive
CL: https://r8-review.googlesource.com/c/r8/+/35887
Cherry pick: Fix "unknown error parsing signature".
CL: https://r8-review.googlesource.com/c/r8/+/34623
Bug: 128468335, 111247743, 117102022, 117201271, 120432751, 121052026, 126502419
Change-Id: I511eaa5e66d2d9d68621e5e1e58f4bb6815c3cb6
diff --git a/src/main/java/com/android/tools/r8/R8.java b/src/main/java/com/android/tools/r8/R8.java
index 37f1791..a59fb57 100644
--- a/src/main/java/com/android/tools/r8/R8.java
+++ b/src/main/java/com/android/tools/r8/R8.java
@@ -272,6 +272,7 @@
RootSet rootSet;
String proguardSeedsData = null;
timing.begin("Strip unused code");
+ Set<DexType> classesToRetainInnerClassAttributeFor = null;
try {
Set<DexType> missingClasses = appView.appInfo().getMissingClasses();
missingClasses = filterMissingClasses(
@@ -348,7 +349,14 @@
new AbstractMethodRemover(appView.appInfo().withLiveness()).run();
}
- new AnnotationRemover(appView.appInfo().withLiveness(), appView.graphLense(), options)
+ classesToRetainInnerClassAttributeFor =
+ AnnotationRemover.computeClassesToRetainInnerClassAttributeFor(
+ appView.appInfo().withLiveness(), options);
+ new AnnotationRemover(
+ appView.appInfo().withLiveness(),
+ appView.graphLense(),
+ options,
+ classesToRetainInnerClassAttributeFor)
.ensureValid(compatibility)
.run();
@@ -605,7 +613,12 @@
}
}
// Remove annotations that refer to types that no longer exist.
- new AnnotationRemover(appView.appInfo().withLiveness(), appView.graphLense(), options)
+ assert classesToRetainInnerClassAttributeFor != null;
+ new AnnotationRemover(
+ appView.appInfo().withLiveness(),
+ appView.graphLense(),
+ options,
+ classesToRetainInnerClassAttributeFor)
.run();
if (!mainDexClasses.isEmpty()) {
// Remove types that no longer exists from the computed main dex list.
diff --git a/src/main/java/com/android/tools/r8/Version.java b/src/main/java/com/android/tools/r8/Version.java
index 574be8d..57992d1 100644
--- a/src/main/java/com/android/tools/r8/Version.java
+++ b/src/main/java/com/android/tools/r8/Version.java
@@ -11,7 +11,7 @@
// This field is accessed from release scripts using simple pattern matching.
// Therefore, changing this field could break our release scripts.
- public static final String LABEL = "1.4.72";
+ public static final String LABEL = "1.4.73";
private Version() {
}
diff --git a/src/main/java/com/android/tools/r8/naming/signature/GenericSignatureRewriter.java b/src/main/java/com/android/tools/r8/naming/signature/GenericSignatureRewriter.java
index fd8508b..20f4bc2 100644
--- a/src/main/java/com/android/tools/r8/naming/signature/GenericSignatureRewriter.java
+++ b/src/main/java/com/android/tools/r8/naming/signature/GenericSignatureRewriter.java
@@ -188,8 +188,16 @@
// Pick the renamed inner class from the fully renamed binary name.
String fullRenamedBinaryName =
getClassBinaryNameFromDescriptor(renamedDescriptor.toString());
- renamedSignature.append(
- fullRenamedBinaryName.substring(enclosingRenamedBinaryName.length() + 1));
+ int innerClassPos = enclosingRenamedBinaryName.length() + 1;
+ if (innerClassPos < fullRenamedBinaryName.length()) {
+ renamedSignature.append(fullRenamedBinaryName.substring(innerClassPos));
+ } else {
+ reporter.warning(
+ new StringDiagnostic(
+ "Should have retained InnerClasses attribute of " + type + ".",
+ appView.appInfo().originFor(type)));
+ renamedSignature.append(name);
+ }
} else {
// Did not find the class - keep the inner class name as is.
// TODO(110085899): Warn about missing classes in signatures?
diff --git a/src/main/java/com/android/tools/r8/shaking/AnnotationRemover.java b/src/main/java/com/android/tools/r8/shaking/AnnotationRemover.java
index 3fa9db5..25e0832 100644
--- a/src/main/java/com/android/tools/r8/shaking/AnnotationRemover.java
+++ b/src/main/java/com/android/tools/r8/shaking/AnnotationRemover.java
@@ -3,6 +3,7 @@
// BSD-style license that can be found in the LICENSE file.
package com.android.tools.r8.shaking;
+import com.android.tools.r8.dex.Constants;
import com.android.tools.r8.errors.Unreachable;
import com.android.tools.r8.graph.DexAnnotation;
import com.android.tools.r8.graph.DexAnnotationElement;
@@ -18,7 +19,12 @@
import com.android.tools.r8.shaking.Enqueuer.AppInfoWithLiveness;
import com.android.tools.r8.utils.InternalOptions;
import com.google.common.collect.ImmutableList;
+import com.google.common.collect.Sets;
+import java.util.Collections;
+import java.util.IdentityHashMap;
import java.util.List;
+import java.util.Map;
+import java.util.Set;
public class AnnotationRemover {
@@ -26,12 +32,18 @@
private final GraphLense lense;
private final ProguardKeepAttributes keep;
private final InternalOptions options;
+ private final Set<DexType> classesToRetainInnerClassAttributeFor;
- public AnnotationRemover(AppInfoWithLiveness appInfo, GraphLense lense, InternalOptions options) {
+ public AnnotationRemover(
+ AppInfoWithLiveness appInfo,
+ GraphLense lense,
+ InternalOptions options,
+ Set<DexType> classesToRetainInnerClassAttributeFor) {
this.appInfo = appInfo;
this.lense = lense;
this.keep = options.getProguardConfiguration().getKeepAttributes();
this.options = options;
+ this.classesToRetainInnerClassAttributeFor = classesToRetainInnerClassAttributeFor;
}
/**
@@ -140,6 +152,79 @@
return this;
}
+ private static boolean hasGenericEnclosingClass(
+ DexProgramClass clazz,
+ Map<DexType, DexProgramClass> enclosingClasses,
+ Set<DexProgramClass> genericClasses) {
+ while (true) {
+ DexProgramClass enclosingClass = enclosingClasses.get(clazz.type);
+ if (enclosingClass == null) {
+ return false;
+ }
+ if (genericClasses.contains(enclosingClass)) {
+ return true;
+ }
+ clazz = enclosingClass;
+ }
+ }
+
+ private static boolean hasSignatureAnnotation(DexProgramClass clazz, DexItemFactory itemFactory) {
+ for (DexAnnotation annotation : clazz.annotations.annotations) {
+ if (DexAnnotation.isSignatureAnnotation(annotation, itemFactory)) {
+ return true;
+ }
+ }
+ return false;
+ }
+
+ public static Set<DexType> computeClassesToRetainInnerClassAttributeFor(
+ AppInfoWithLiveness appInfo, InternalOptions options) {
+ // In case of minification for certain inner classes we need to retain their InnerClass
+ // attributes because their minified name still needs to be in hierarchical format
+ // (enclosing$inner) otherwise the GenericSignatureRewriter can't produce the correct,
+ // renamed signature.
+
+ // More precisely:
+ // - we're going to retain the InnerClass attribute that refers to the same class as 'inner'
+ // - for live, inner, nonstatic classes
+ // - that are enclosed by a class with a generic signature.
+
+ // In compat mode we always keep all InnerClass attributes (if requested).
+ // If not requested we never keep any. In these cases don't compute eligible classes.
+ if (options.forceProguardCompatibility
+ || !options.getProguardConfiguration().getKeepAttributes().innerClasses) {
+ return Collections.emptySet();
+ }
+
+ // Build lookup table and set of the interesting classes.
+ // enclosingClasses.get(clazz) gives the enclosing class of 'clazz'
+ Map<DexType, DexProgramClass> enclosingClasses = new IdentityHashMap<>();
+ Set<DexProgramClass> genericClasses = Sets.newIdentityHashSet();
+
+ Iterable<DexProgramClass> programClasses = appInfo.classes();
+ for (DexProgramClass clazz : programClasses) {
+ if (hasSignatureAnnotation(clazz, options.itemFactory)) {
+ genericClasses.add(clazz);
+ }
+ for (InnerClassAttribute innerClassAttribute : clazz.getInnerClasses()) {
+ if ((innerClassAttribute.getAccess() & Constants.ACC_STATIC) == 0
+ && innerClassAttribute.getOuter() == clazz.type) {
+ enclosingClasses.put(innerClassAttribute.getInner(), clazz);
+ }
+ }
+ }
+
+ Set<DexType> result = Sets.newIdentityHashSet();
+ for (DexProgramClass clazz : programClasses) {
+ if (clazz.getInnerClassAttributeForThisClass() != null
+ && appInfo.liveTypes.contains(clazz.type)
+ && hasGenericEnclosingClass(clazz, enclosingClasses, genericClasses)) {
+ result.add(clazz.type);
+ }
+ }
+ return result;
+ }
+
public void run() {
for (DexProgramClass clazz : appInfo.classes()) {
stripAttributes(clazz);
@@ -208,6 +293,15 @@
return false;
}
+ private static boolean hasInnerClassesFromSet(DexProgramClass clazz, Set<DexType> innerClasses) {
+ for (InnerClassAttribute attr : clazz.getInnerClasses()) {
+ if (attr.getOuter() == clazz.type && innerClasses.contains(attr.getInner())) {
+ return true;
+ }
+ }
+ return false;
+ }
+
private void stripAttributes(DexProgramClass clazz) {
// If [clazz] is mentioned by a keep rule, it could be used for reflection, and we therefore
// need to keep the enclosing method and inner classes attributes, if requested. In Proguard
@@ -215,15 +309,40 @@
// To ensure reflection from both inner to outer and and outer to inner for kept classes - even
// if only one side is kept - keep the attributes is any class mentioned in these attributes
// is kept.
- if (appInfo.isPinned(clazz.type)
- || enclosingMethodPinned(clazz)
- || innerClassPinned(clazz)
- || options.forceProguardCompatibility) {
+ boolean keptAnyway =
+ appInfo.isPinned(clazz.type)
+ || enclosingMethodPinned(clazz)
+ || innerClassPinned(clazz)
+ || options.forceProguardCompatibility;
+ boolean keepForThisInnerClass = false;
+ boolean keepForThisEnclosingClass = false;
+ if (!keptAnyway) {
+ keepForThisInnerClass = classesToRetainInnerClassAttributeFor.contains(clazz.type);
+ keepForThisEnclosingClass =
+ hasInnerClassesFromSet(clazz, classesToRetainInnerClassAttributeFor);
+ }
+ if (keptAnyway || keepForThisInnerClass || keepForThisEnclosingClass) {
if (!keep.enclosingMethod) {
clazz.clearEnclosingMethod();
}
if (!keep.innerClasses) {
clazz.clearInnerClasses();
+ } else if (!keptAnyway) {
+ // We're keeping this only because of classesToRetainInnerClassAttributeFor.
+ final boolean finalKeepForThisInnerClass = keepForThisInnerClass;
+ final boolean finalKeepForThisEnclosingClass = keepForThisEnclosingClass;
+ clazz.removeInnerClasses(
+ ica -> {
+ if (finalKeepForThisInnerClass && ica.getInner() == clazz.type) {
+ return false;
+ }
+ if (finalKeepForThisEnclosingClass
+ && ica.getOuter() == clazz.type
+ && classesToRetainInnerClassAttributeFor.contains(ica.getInner())) {
+ return false;
+ }
+ return true;
+ });
}
} else {
// These attributes are only relevant for reflection, and this class is not used for
@@ -232,5 +351,4 @@
clazz.clearInnerClasses();
}
}
-
}
diff --git a/src/main/java/com/android/tools/r8/shaking/ProguardConfigurationParser.java b/src/main/java/com/android/tools/r8/shaking/ProguardConfigurationParser.java
index 5fa6d1c..0291692 100644
--- a/src/main/java/com/android/tools/r8/shaking/ProguardConfigurationParser.java
+++ b/src/main/java/com/android/tools/r8/shaking/ProguardConfigurationParser.java
@@ -177,7 +177,7 @@
reporter.failIfPendingErrors();
}
- private static enum IdentifierType {
+ private enum IdentifierType {
CLASS_NAME,
ANY
}
@@ -292,7 +292,11 @@
configurationBuilder.setPackagePrefix(parsePackageNameOrEmptyString());
expectClosingQuote(quote);
} else {
- configurationBuilder.setPackagePrefix("");
+ if (hasNextChar('-')) {
+ configurationBuilder.setPackagePrefix("");
+ } else {
+ configurationBuilder.setPackagePrefix(parsePackageNameOrEmptyString());
+ }
}
} else if (acceptString("flattenpackagehierarchy")) {
if (configurationBuilder.getPackageObfuscationMode() == PackageObfuscationMode.REPACKAGE) {
@@ -308,7 +312,11 @@
configurationBuilder.setFlattenPackagePrefix(parsePackageNameOrEmptyString());
expectClosingQuote(quote);
} else {
- configurationBuilder.setFlattenPackagePrefix("");
+ if (hasNextChar('-')) {
+ configurationBuilder.setFlattenPackagePrefix("");
+ } else {
+ configurationBuilder.setFlattenPackagePrefix(parsePackageNameOrEmptyString());
+ }
}
}
} else if (acceptString("overloadaggressively")) {
diff --git a/src/test/java/com/android/tools/r8/TestBuilder.java b/src/test/java/com/android/tools/r8/TestBuilder.java
index 30159d3..da4cfbc 100644
--- a/src/test/java/com/android/tools/r8/TestBuilder.java
+++ b/src/test/java/com/android/tools/r8/TestBuilder.java
@@ -10,6 +10,7 @@
import java.nio.file.Path;
import java.util.Arrays;
import java.util.Collection;
+import java.util.concurrent.ExecutionException;
public abstract class TestBuilder<RR extends TestRunResult, T extends TestBuilder<RR, T>> {
@@ -35,9 +36,10 @@
}
public abstract RR run(String mainClass)
- throws IOException, CompilationFailedException;
+ throws CompilationFailedException, ExecutionException, IOException;
- public RR run(Class mainClass) throws IOException, CompilationFailedException {
+ public RR run(Class mainClass)
+ throws CompilationFailedException, ExecutionException, IOException {
return run(mainClass.getTypeName());
}
diff --git a/src/test/java/com/android/tools/r8/TestCompileResult.java b/src/test/java/com/android/tools/r8/TestCompileResult.java
index d74fab5..a785de3 100644
--- a/src/test/java/com/android/tools/r8/TestCompileResult.java
+++ b/src/test/java/com/android/tools/r8/TestCompileResult.java
@@ -4,6 +4,8 @@
package com.android.tools.r8;
import static com.android.tools.r8.TestBase.Backend.DEX;
+import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent;
+import static org.junit.Assert.assertThat;
import com.android.tools.r8.TestBase.Backend;
import com.android.tools.r8.ToolHelper.DexVm;
@@ -13,6 +15,7 @@
import com.android.tools.r8.debug.DexDebugTestConfig;
import com.android.tools.r8.errors.Unreachable;
import com.android.tools.r8.utils.AndroidApp;
+import com.android.tools.r8.utils.codeinspector.ClassSubject;
import com.android.tools.r8.utils.codeinspector.CodeInspector;
import com.google.common.collect.ImmutableList;
import java.io.IOException;
@@ -43,16 +46,18 @@
protected abstract RR createRunResult(ProcessResult result);
- public RR run(Class<?> mainClass) throws IOException {
+ public RR run(Class<?> mainClass) throws ExecutionException, IOException {
return run(mainClass.getTypeName());
}
- public RR run(String mainClass) throws IOException {
+ public RR run(String mainClass) throws ExecutionException, IOException {
+ ClassSubject mainClassSubject = inspector().clazz(mainClass);
+ assertThat(mainClassSubject, isPresent());
switch (getBackend()) {
case DEX:
- return runArt(additionalRunClassPath, mainClass);
+ return runArt(additionalRunClassPath, mainClassSubject.getFinalName());
case CF:
- return runJava(additionalRunClassPath, mainClass);
+ return runJava(additionalRunClassPath, mainClassSubject.getFinalName());
default:
throw new Unreachable();
}
diff --git a/src/test/java/com/android/tools/r8/TestCompilerBuilder.java b/src/test/java/com/android/tools/r8/TestCompilerBuilder.java
index 9e8f74a..a6afe52 100644
--- a/src/test/java/com/android/tools/r8/TestCompilerBuilder.java
+++ b/src/test/java/com/android/tools/r8/TestCompilerBuilder.java
@@ -14,6 +14,7 @@
import java.io.PrintStream;
import java.nio.file.Path;
import java.util.Collection;
+import java.util.concurrent.ExecutionException;
import java.util.function.Consumer;
import java.util.function.Supplier;
@@ -85,7 +86,8 @@
}
@Override
- public RR run(String mainClass) throws IOException, CompilationFailedException {
+ public RR run(String mainClass)
+ throws CompilationFailedException, ExecutionException, IOException {
return compile().run(mainClass);
}
diff --git a/src/test/java/com/android/tools/r8/TestShrinkerBuilder.java b/src/test/java/com/android/tools/r8/TestShrinkerBuilder.java
index cbf8e81..217463e 100644
--- a/src/test/java/com/android/tools/r8/TestShrinkerBuilder.java
+++ b/src/test/java/com/android/tools/r8/TestShrinkerBuilder.java
@@ -18,7 +18,7 @@
B extends BaseCompilerCommand.Builder<C, B>,
CR extends TestCompileResult<CR, RR>,
RR extends TestRunResult,
- T extends TestCompilerBuilder<C, B, CR, RR, T>>
+ T extends TestShrinkerBuilder<C, B, CR, RR, T>>
extends TestCompilerBuilder<C, B, CR, RR, T> {
protected boolean enableMinification = true;
diff --git a/src/test/java/com/android/tools/r8/ir/optimize/classinliner/ExtraMethodNullTest.java b/src/test/java/com/android/tools/r8/ir/optimize/classinliner/ExtraMethodNullTest.java
index 42b0ce4..3ece2da 100644
--- a/src/test/java/com/android/tools/r8/ir/optimize/classinliner/ExtraMethodNullTest.java
+++ b/src/test/java/com/android/tools/r8/ir/optimize/classinliner/ExtraMethodNullTest.java
@@ -6,16 +6,14 @@
import static org.hamcrest.CoreMatchers.containsString;
-import com.android.tools.r8.CompilationFailedException;
import com.android.tools.r8.NeverInline;
import com.android.tools.r8.TestBase;
-import java.io.IOException;
import org.junit.Test;
public class ExtraMethodNullTest extends TestBase {
@Test
- public void test() throws IOException, CompilationFailedException {
+ public void test() throws Exception {
testForR8(Backend.DEX)
.addProgramClassesAndInnerClasses(One.class)
.addKeepMainRule(One.class)
diff --git a/src/test/java/com/android/tools/r8/naming/signature/GenericSignatureRenamingTest.java b/src/test/java/com/android/tools/r8/naming/signature/GenericSignatureRenamingTest.java
new file mode 100644
index 0000000..9ade2f9
--- /dev/null
+++ b/src/test/java/com/android/tools/r8/naming/signature/GenericSignatureRenamingTest.java
@@ -0,0 +1,174 @@
+// Copyright (c) 2019, the R8 project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+package com.android.tools.r8.naming.signature;
+
+import com.android.tools.r8.CompilationMode;
+import com.android.tools.r8.R8TestBuilder;
+import com.android.tools.r8.TestBase;
+import java.lang.reflect.ParameterizedType;
+import java.lang.reflect.Type;
+import java.lang.reflect.TypeVariable;
+import org.junit.Test;
+
+public class GenericSignatureRenamingTest extends TestBase {
+
+ @Test
+ public void testJVM() throws Exception {
+ testForJvm().addTestClasspath().run(Main.class).assertSuccess();
+ }
+
+ @Test
+ public void testR8Dex() throws Exception {
+ test(testForR8(Backend.DEX));
+ }
+
+ @Test
+ public void testR8CompatDex() throws Exception {
+ test(testForR8Compat(Backend.DEX));
+ }
+
+ @Test
+ public void testR8DexNoMinify() throws Exception {
+ test(testForR8(Backend.DEX).addKeepRules("-dontobfuscate"));
+ }
+
+ @Test
+ public void testR8Cf() throws Exception {
+ test(testForR8(Backend.CF));
+ }
+
+ @Test
+ public void testR8CfNoMinify() throws Exception {
+ test(testForR8(Backend.CF).addKeepRules("-dontobfuscate"));
+ }
+
+ @Test
+ public void testD8() throws Exception {
+ testForD8()
+ .addProgramClasses(Main.class)
+ .addProgramClassesAndInnerClasses(A.class, B.class, CY.class, CYY.class)
+ .setMode(CompilationMode.RELEASE)
+ .compile()
+ .assertNoMessages()
+ .run(Main.class)
+ .assertSuccess();
+ }
+
+ private void test(R8TestBuilder builder) throws Exception {
+ builder
+ .addKeepRules("-dontoptimize")
+ .addKeepRules("-keepattributes InnerClasses,EnclosingMethod,Signature")
+ .addKeepMainRule(Main.class)
+ .addProgramClasses(Main.class)
+ .addProgramClassesAndInnerClasses(A.class, B.class, CY.class, CYY.class)
+ .setMode(CompilationMode.RELEASE)
+ .compile()
+ .assertNoMessages()
+ .run(Main.class)
+ .assertSuccess();
+ }
+}
+
+class A<T> {
+ class Y {
+
+ class YY {}
+
+ class ZZ extends YY {
+ public YY yy;
+
+ YY newYY() {
+ return new YY();
+ }
+ }
+
+ ZZ zz() {
+ return new ZZ();
+ }
+ }
+
+ class Z extends Y {}
+
+ static class S {}
+
+ Y newY() {
+ return new Y();
+ }
+
+ Z newZ() {
+ return new Z();
+ }
+
+ Y.ZZ newZZ() {
+ return new Y().zz();
+ }
+}
+
+class B<T extends A<T>> {}
+
+class CY<T extends A<T>.Y> {}
+
+class CYY<T extends A<T>.Y.YY> {}
+
+class Main {
+
+ private static void check(boolean b, String message) {
+ if (!b) {
+ throw new RuntimeException("Check failed: " + message);
+ }
+ }
+
+ public static void main(String[] args) {
+ A.Z z = new A().newZ();
+ A.Y.YY yy = new A().newZZ().yy;
+
+ B b = new B();
+ CY cy = new CY();
+
+ CYY cyy = new CYY();
+ A.S s = new A.S();
+
+ // Check if names of Z and ZZ shows A as a superclass.
+ Class classA = new A().getClass();
+ String nameA = classA.getName();
+
+ TypeVariable[] v = classA.getTypeParameters();
+ check(v != null && v.length == 1, classA + " expected to have 1 type parameter.");
+
+ Class classZ = new A().newZ().getClass();
+ String nameZ = classZ.getName();
+ check(nameZ.startsWith(nameA + "$"), nameZ + " expected to start with " + nameA + "$.");
+
+ Class classZZ = new A().newZZ().getClass();
+ String nameZZ = classZZ.getName();
+ check(nameZZ.startsWith(nameA + "$"), nameZZ + " expected to start with " + nameA + "$.");
+
+ // Check that the owner of the superclass of Z is A.
+ Class ownerClassOfSuperOfZ = getEnclosingClass(classZ.getGenericSuperclass());
+
+ check(
+ ownerClassOfSuperOfZ == A.class,
+ ownerClassOfSuperOfZ + " expected to be equal to " + A.class);
+
+ // Check that the owner-owner of the superclass of Z is A.
+ Class ownerOfownerOfSuperOfZZ =
+ getEnclosingClass(classZZ.getGenericSuperclass()).getEnclosingClass();
+
+ check(
+ ownerOfownerOfSuperOfZZ == A.class,
+ ownerOfownerOfSuperOfZZ + " expected to be equal to " + A.class);
+ }
+
+ private static Class getEnclosingClass(Type type) {
+ if (type instanceof ParameterizedType) {
+ // On the JVM it's a ParameterizedType.
+ return (Class) ((ParameterizedType) ((ParameterizedType) type).getOwnerType()).getRawType();
+ } else {
+ // On the ART it's Class.
+ check(type instanceof Class, type + " expected to be a ParameterizedType or Class.");
+ return ((Class) type).getEnclosingClass();
+ }
+ }
+}
diff --git a/src/test/java/com/android/tools/r8/proguard/configuration/RepackagingCompatibilityTest.java b/src/test/java/com/android/tools/r8/proguard/configuration/RepackagingCompatibilityTest.java
new file mode 100644
index 0000000..afaf999
--- /dev/null
+++ b/src/test/java/com/android/tools/r8/proguard/configuration/RepackagingCompatibilityTest.java
@@ -0,0 +1,135 @@
+// Copyright (c) 2019, the R8 project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+package com.android.tools.r8.proguard.configuration;
+
+import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent;
+import static org.hamcrest.CoreMatchers.containsString;
+import static org.hamcrest.CoreMatchers.not;
+import static org.hamcrest.CoreMatchers.startsWith;
+import static org.junit.Assert.assertThat;
+import static org.junit.Assert.fail;
+import static org.junit.Assume.assumeFalse;
+
+import com.android.tools.r8.TestBase;
+import com.android.tools.r8.TestRunResult;
+import com.android.tools.r8.TestShrinkerBuilder;
+import com.android.tools.r8.errors.Unreachable;
+import com.android.tools.r8.utils.BooleanUtils;
+import com.android.tools.r8.utils.StringUtils;
+import com.android.tools.r8.utils.codeinspector.ClassSubject;
+import com.google.common.collect.ImmutableList;
+import java.util.List;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+import org.junit.runners.Parameterized.Parameters;
+
+@RunWith(Parameterized.class)
+public class RepackagingCompatibilityTest extends TestBase {
+
+ private enum Quote {
+ SINGLE,
+ DOUBLE,
+ NONE
+ }
+
+ private static final String expectedOutput = StringUtils.lines("Hello world!");
+ private static final Class<?> mainClass = RepackagingCompatabilityTestClass.class;
+
+ private final String directive;
+ private final Quote quote;
+ private final boolean repackageToRoot;
+
+ @Parameters(name = "Directive: {0}, quote: {1}, repackage to root: {2}")
+ public static List<Object[]> data() {
+ return buildParameters(
+ ImmutableList.of("-flattenpackagehierarchy", "-repackageclasses"),
+ Quote.values(),
+ BooleanUtils.values());
+ }
+
+ public RepackagingCompatibilityTest(String directive, Quote quote, boolean repackageToRoot) {
+ this.directive = directive;
+ this.quote = quote;
+ this.repackageToRoot = repackageToRoot;
+ }
+
+ @Test
+ public void testR8() throws Exception {
+ runTest(testForR8(Backend.DEX), "R8");
+ }
+
+ @Test
+ public void testProguard() throws Exception {
+ runTest(testForProguard(), "Proguard");
+ }
+
+ private void runTest(TestShrinkerBuilder<?, ?, ?, ?, ?> builder, String shrinker)
+ throws Exception {
+ assumeFalse(
+ String.format(
+ "Only repackage to root when there are no quotes"
+ + " (repackageToRoot: %s, quote: %s, shrinker: %s)",
+ repackageToRoot, quote, shrinker),
+ repackageToRoot && quote != Quote.NONE);
+
+ TestRunResult<?> result =
+ builder
+ .addProgramClasses(mainClass)
+ .addKeepRules(getKeepRules())
+ .run(mainClass)
+ .assertSuccessWithOutput(expectedOutput);
+
+ ClassSubject testClassSubject = result.inspector().clazz(mainClass);
+ assertThat(testClassSubject, isPresent());
+ if (repackageToRoot) {
+ if (directive.equals("-flattenpackagehierarchy")) {
+ assertThat(testClassSubject.getFinalName(), startsWith("a."));
+ } else if (directive.equals("-repackageclasses")) {
+ assertThat(testClassSubject.getFinalName(), not(containsString(".")));
+ } else {
+ fail();
+ }
+ } else {
+ assertThat(testClassSubject.getFinalName(), startsWith("greeter."));
+ }
+ }
+
+ private List<String> getKeepRules() {
+ return ImmutableList.of(
+ // Keep main(), but allow obfuscation
+ "-keep,allowobfuscation class " + mainClass.getTypeName() + " {",
+ " public static void main(...);",
+ "}",
+ // Ensure main() is not renamed
+ "-keepclassmembernames class " + mainClass.getTypeName() + " {",
+ " public static void main(...);",
+ "}",
+ getRepackagingRule());
+ }
+
+ private String getRepackagingRule() {
+ if (repackageToRoot) {
+ return directive;
+ }
+ switch (quote) {
+ case SINGLE:
+ return directive + " 'greeter'";
+ case DOUBLE:
+ return directive + " \"greeter\"";
+ case NONE:
+ return directive + " greeter";
+ default:
+ throw new Unreachable();
+ }
+ }
+}
+
+class RepackagingCompatabilityTestClass {
+
+ public static void main(String[] args) {
+ System.out.println("Hello world!");
+ }
+}
diff --git a/src/test/java/com/android/tools/r8/shaking/ProguardConfigurationParserTest.java b/src/test/java/com/android/tools/r8/shaking/ProguardConfigurationParserTest.java
index 2171cc4..c5fc045 100644
--- a/src/test/java/com/android/tools/r8/shaking/ProguardConfigurationParserTest.java
+++ b/src/test/java/com/android/tools/r8/shaking/ProguardConfigurationParserTest.java
@@ -1314,7 +1314,8 @@
parser.parse(createConfigurationForTesting(ImmutableList.of("-keepattributes xxx,")));
fail();
} catch (AbortException e) {
- assertTrue(handler.errors.get(0).getDiagnosticMessage().contains("Expected list element at "));
+ assertTrue(
+ handler.errors.get(0).getDiagnosticMessage().contains("Expected list element at "));
}
}
@@ -2438,4 +2439,57 @@
assertEquals(ProguardKeepRuleType.KEEP_CLASS_MEMBERS.toString(), rule.typeString());
assertEquals("a.b.c.**,!**d,!**e,!**f,g,h,i", rule.getClassNames().toString());
}
+
+ @Test
+ public void directiveAfterRepackagingRuleTest() {
+ List<PackageObfuscationMode> packageObfuscationModes =
+ ImmutableList.of(PackageObfuscationMode.FLATTEN, PackageObfuscationMode.REPACKAGE);
+ for (PackageObfuscationMode packageObfuscationMode : packageObfuscationModes) {
+ String directive =
+ packageObfuscationMode == PackageObfuscationMode.FLATTEN
+ ? "-flattenpackagehierarchy"
+ : "-repackageclasses";
+ ProguardConfigurationParser parser =
+ new ProguardConfigurationParser(new DexItemFactory(), reporter);
+ parser.parse(createConfigurationForTesting(ImmutableList.of(directive + " -keep class *")));
+ ProguardConfiguration configuration = parser.getConfig();
+ assertEquals(packageObfuscationMode, configuration.getPackageObfuscationMode());
+ assertEquals("", configuration.getPackagePrefix());
+
+ List<ProguardConfigurationRule> rules = configuration.getRules();
+ assertEquals(1, rules.size());
+
+ ProguardConfigurationRule rule = rules.get(0);
+ assertEquals(ProguardKeepRuleType.KEEP.toString(), rule.typeString());
+ assertEquals("*", rule.getClassNames().toString());
+ }
+ }
+
+ @Test
+ public void arobaseAfterRepackagingRuleTest() throws IOException {
+ Path includeFile = writeTextToTempFile("-keep class *");
+ List<PackageObfuscationMode> packageObfuscationModes =
+ ImmutableList.of(PackageObfuscationMode.FLATTEN, PackageObfuscationMode.REPACKAGE);
+ for (PackageObfuscationMode packageObfuscationMode : packageObfuscationModes) {
+ String directive =
+ packageObfuscationMode == PackageObfuscationMode.FLATTEN
+ ? "-flattenpackagehierarchy"
+ : "-repackageclasses";
+ ProguardConfigurationParser parser =
+ new ProguardConfigurationParser(new DexItemFactory(), reporter);
+ parser.parse(
+ createConfigurationForTesting(
+ ImmutableList.of(directive + " @" + includeFile.toAbsolutePath())));
+ ProguardConfiguration configuration = parser.getConfig();
+ assertEquals(packageObfuscationMode, configuration.getPackageObfuscationMode());
+ assertEquals("", configuration.getPackagePrefix());
+
+ List<ProguardConfigurationRule> rules = configuration.getRules();
+ assertEquals(1, rules.size());
+
+ ProguardConfigurationRule rule = rules.get(0);
+ assertEquals(ProguardKeepRuleType.KEEP.toString(), rule.typeString());
+ assertEquals("*", rule.getClassNames().toString());
+ }
+ }
}