Examples with MemoryDataStore org.jf.dexlib2.writer.io.MemoryDataStore used on opensource projects

Example 1 with MemoryDataStore

use of org.jf.dexlib2.writer.io.MemoryDataStore in project smali by JesusFreke.

the class RollbackTest method testRollback.

@Test
public void testRollback() throws IOException {
    ClassDef class1 = new ImmutableClassDef("Lcls1;", AccessFlags.PUBLIC.getValue(), "Ljava/lang/Object;", null, null, Lists.newArrayList(new ImmutableAnnotation(AnnotationVisibility.RUNTIME, "Lannotation;", null)), Lists.<Field>newArrayList(new ImmutableField("Lcls1;", "field1", "I", AccessFlags.PUBLIC.getValue(), null, null, null)), Lists.<Method>newArrayList(new ImmutableMethod("Lcls1;", "method1", Lists.<MethodParameter>newArrayList(new ImmutableMethodParameter("I", null, null)), "V", AccessFlags.PUBLIC.getValue(), null, null, null)));
    ClassDef class2 = new ImmutableClassDef("Lcls2;", AccessFlags.PUBLIC.getValue(), "Ljava/lang/Object;", null, null, Lists.newArrayList(new ImmutableAnnotation(AnnotationVisibility.RUNTIME, "Lannotation2;", null)), Lists.<Field>newArrayList(new ImmutableField("Lcls2;", "field2", "D", AccessFlags.PUBLIC.getValue(), null, null, null)), Lists.<Method>newArrayList(new ImmutableMethod("Lcls2;", "method2", Lists.<MethodParameter>newArrayList(new ImmutableMethodParameter("D", null, null)), "V", AccessFlags.PUBLIC.getValue(), null, null, null)));
    DexBackedDexFile dexFile1;
    {
        MemoryDataStore dataStore = new MemoryDataStore();
        DexPool dexPool = new DexPool(Opcodes.getDefault());
        dexPool.internClass(class1);
        dexPool.mark();
        dexPool.internClass(class2);
        dexPool.reset();
        dexPool.writeTo(dataStore);
        dexFile1 = new DexBackedDexFile(Opcodes.getDefault(), dataStore.getBuffer());
    }
    DexBackedDexFile dexFile2;
    {
        MemoryDataStore dataStore = new MemoryDataStore();
        DexPool dexPool = new DexPool(Opcodes.getDefault());
        dexPool.internClass(class1);
        dexPool.writeTo(dataStore);
        dexFile2 = new DexBackedDexFile(Opcodes.getDefault(), dataStore.getBuffer());
    }
    List<MapItem> mapItems1 = dexFile1.getMapItems();
    List<MapItem> mapItems2 = dexFile2.getMapItems();
    for (int i = 0; i < mapItems1.size(); i++) {
        Assert.assertEquals(mapItems1.get(i).getType(), mapItems2.get(i).getType());
        Assert.assertEquals(mapItems1.get(i).getItemCount(), mapItems2.get(i).getItemCount());
    }
}

Example 2 with MemoryDataStore

use of org.jf.dexlib2.writer.io.MemoryDataStore in project smali by JesusFreke.

the class DexWriterTest method testEncodedAnnotationElementOrder.

@Test
public void testEncodedAnnotationElementOrder() {
    // Elements are out of order wrt to the element name
    ImmutableSet<ImmutableAnnotationElement> encodedElements = ImmutableSet.of(new ImmutableAnnotationElement("zabaglione", ImmutableNullEncodedValue.INSTANCE), new ImmutableAnnotationElement("blah", ImmutableNullEncodedValue.INSTANCE));
    ImmutableAnnotationEncodedValue encodedAnnotations = new ImmutableAnnotationEncodedValue("Lan/encoded/annotation", encodedElements);
    ImmutableSet<ImmutableAnnotationElement> elements = ImmutableSet.of(new ImmutableAnnotationElement("encoded_annotation", encodedAnnotations));
    ImmutableAnnotation annotation = new ImmutableAnnotation(AnnotationVisibility.RUNTIME, "Lorg/test/anno;", elements);
    ImmutableClassDef classDef = new ImmutableClassDef("Lorg/test/blah;", 0, "Ljava/lang/Object;", null, null, ImmutableSet.of(annotation), null, null);
    MemoryDataStore dataStore = new MemoryDataStore();
    try {
        DexPool.writeTo(dataStore, new ImmutableDexFile(Opcodes.getDefault(), ImmutableSet.of(classDef)));
    } catch (IOException ex) {
        throw new RuntimeException(ex);
    }
    DexBackedDexFile dexFile = new DexBackedDexFile(Opcodes.getDefault(), dataStore.getBuffer());
    ClassDef dbClassDef = Iterables.getFirst(dexFile.getClasses(), null);
    Assert.assertNotNull(dbClassDef);
    Annotation dbAnnotation = Iterables.getFirst(dbClassDef.getAnnotations(), null);
    Assert.assertNotNull(dbAnnotation);
    AnnotationElement element = Iterables.getFirst(dbAnnotation.getElements(), null);
    AnnotationEncodedValue dbAnnotationEncodedValue = (AnnotationEncodedValue) element.getValue();
    List<AnnotationElement> dbElements = Lists.newArrayList(dbAnnotationEncodedValue.getElements());
    // Ensure that the elements were written out in sorted order
    Assert.assertEquals(2, dbElements.size());
    Assert.assertEquals("blah", dbElements.get(0).getName());
    Assert.assertEquals("zabaglione", dbElements.get(1).getName());
}

Example 3 with MemoryDataStore

use of org.jf.dexlib2.writer.io.MemoryDataStore in project smali by JesusFreke.

the class JumboStringConversionTest method testJumboStringConversion.

@Test
public void testJumboStringConversion() throws IOException {
    DexBuilder dexBuilder = new DexBuilder(Opcodes.getDefault());
    MethodImplementationBuilder methodBuilder = new MethodImplementationBuilder(1);
    for (int i = 0; i < 66000; i++) {
        methodBuilder.addInstruction(new BuilderInstruction21c(Opcode.CONST_STRING, 0, dexBuilder.internStringReference(String.format("%08d", i))));
    }
    methodBuilder.addInstruction(new BuilderInstruction10x(Opcode.RETURN_VOID));
    dexBuilder.internClassDef("Ltest;", 0, "Ljava/lang/Object;", null, null, ImmutableSet.<Annotation>of(), null, ImmutableList.of(dexBuilder.internMethod("Ltest;", "test", null, "V", 0, ImmutableSet.<Annotation>of(), ImmutableSet.of(), methodBuilder.getMethodImplementation())));
    MemoryDataStore dexStore = new MemoryDataStore();
    dexBuilder.writeTo(dexStore);
    DexBackedDexFile dexFile = new DexBackedDexFile(Opcodes.getDefault(), dexStore.getBuffer());
    ClassDef classDef = Iterables.getFirst(dexFile.getClasses(), null);
    Assert.assertNotNull(classDef);
    Method method = Iterables.getFirst(classDef.getMethods(), null);
    Assert.assertNotNull(method);
    MethodImplementation impl = method.getImplementation();
    Assert.assertNotNull(impl);
    List<? extends Instruction> instructions = Lists.newArrayList(impl.getInstructions());
    Assert.assertEquals(66001, instructions.size());
    for (int i = 0; i < 65536; i++) {
        Assert.assertEquals(Opcode.CONST_STRING, instructions.get(i).getOpcode());
        Assert.assertEquals(String.format("%08d", i), ((StringReference) ((ReferenceInstruction) instructions.get(i)).getReference()).getString());
    }
    for (int i = 65536; i < 66000; i++) {
        Assert.assertEquals(Opcode.CONST_STRING_JUMBO, instructions.get(i).getOpcode());
        Assert.assertEquals(String.format("%08d", i), ((StringReference) ((ReferenceInstruction) instructions.get(i)).getReference()).getString());
    }
    Assert.assertEquals(Opcode.RETURN_VOID, instructions.get(66000).getOpcode());
}

Example 4 with MemoryDataStore

use of org.jf.dexlib2.writer.io.MemoryDataStore in project smali by JesusFreke.

the class JumboStringConversionTest method testJumboStringConversion_NonMethodBuilder.

@Test
public void testJumboStringConversion_NonMethodBuilder() throws IOException {
    DexBuilder dexBuilder = new DexBuilder(Opcodes.getDefault());
    final List<Instruction> instructions = Lists.newArrayList();
    for (int i = 0; i < 66000; i++) {
        final StringReference ref = dexBuilder.internStringReference(String.format("%08d", i));
        instructions.add(new Instruction21c() {

            @Override
            public int getRegisterA() {
                return 0;
            }

            @Nonnull
            @Override
            public Reference getReference() {
                return ref;
            }

            @Override
            public int getReferenceType() {
                return ReferenceType.STRING;
            }

            @Override
            public Opcode getOpcode() {
                return Opcode.CONST_STRING;
            }

            @Override
            public int getCodeUnits() {
                return getOpcode().format.size / 2;
            }
        });
    }
    instructions.add(new ImmutableInstruction10x(Opcode.RETURN_VOID));
    MethodImplementation methodImpl = new MethodImplementation() {

        @Override
        public int getRegisterCount() {
            return 1;
        }

        @Nonnull
        @Override
        public Iterable<? extends Instruction> getInstructions() {
            return instructions;
        }

        @Nonnull
        @Override
        public List<? extends TryBlock<? extends ExceptionHandler>> getTryBlocks() {
            return ImmutableList.of();
        }

        @Nonnull
        @Override
        public Iterable<? extends DebugItem> getDebugItems() {
            return ImmutableList.of();
        }
    };
    dexBuilder.internClassDef("Ltest;", 0, "Ljava/lang/Object;", null, null, ImmutableSet.<Annotation>of(), null, ImmutableList.of(dexBuilder.internMethod("Ltest;", "test", null, "V", 0, ImmutableSet.<Annotation>of(), ImmutableSet.of(), methodImpl)));
    MemoryDataStore dexStore = new MemoryDataStore();
    dexBuilder.writeTo(dexStore);
    DexBackedDexFile dexFile = new DexBackedDexFile(Opcodes.getDefault(), dexStore.getBuffer());
    ClassDef classDef = Iterables.getFirst(dexFile.getClasses(), null);
    Assert.assertNotNull(classDef);
    Method method = Iterables.getFirst(classDef.getMethods(), null);
    Assert.assertNotNull(method);
    MethodImplementation impl = method.getImplementation();
    Assert.assertNotNull(impl);
    List<? extends Instruction> actualInstructions = Lists.newArrayList(impl.getInstructions());
    Assert.assertEquals(66001, actualInstructions.size());
    for (int i = 0; i < 65536; i++) {
        Assert.assertEquals(Opcode.CONST_STRING, actualInstructions.get(i).getOpcode());
        Assert.assertEquals(String.format("%08d", i), ((StringReference) ((ReferenceInstruction) actualInstructions.get(i)).getReference()).getString());
    }
    for (int i = 65536; i < 66000; i++) {
        Assert.assertEquals(Opcode.CONST_STRING_JUMBO, actualInstructions.get(i).getOpcode());
        Assert.assertEquals(String.format("%08d", i), ((StringReference) ((ReferenceInstruction) actualInstructions.get(i)).getReference()).getString());
    }
    Assert.assertEquals(Opcode.RETURN_VOID, actualInstructions.get(66000).getOpcode());
}

Example 5 with MemoryDataStore

use of org.jf.dexlib2.writer.io.MemoryDataStore in project smali by JesusFreke.

the class DexWriterTest method testAnnotationElementOrder.

@Test
public void testAnnotationElementOrder() {
    // Elements are out of order wrt to the element name
    ImmutableSet<ImmutableAnnotationElement> elements = ImmutableSet.of(new ImmutableAnnotationElement("zabaglione", ImmutableNullEncodedValue.INSTANCE), new ImmutableAnnotationElement("blah", ImmutableNullEncodedValue.INSTANCE));
    ImmutableAnnotation annotation = new ImmutableAnnotation(AnnotationVisibility.RUNTIME, "Lorg/test/anno;", elements);
    ImmutableClassDef classDef = new ImmutableClassDef("Lorg/test/blah;", 0, "Ljava/lang/Object;", null, null, ImmutableSet.of(annotation), null, null);
    MemoryDataStore dataStore = new MemoryDataStore();
    try {
        DexPool.writeTo(dataStore, new ImmutableDexFile(Opcodes.getDefault(), ImmutableSet.of(classDef)));
    } catch (IOException ex) {
        throw new RuntimeException(ex);
    }
    DexBackedDexFile dexFile = new DexBackedDexFile(Opcodes.getDefault(), dataStore.getBuffer());
    ClassDef dbClassDef = Iterables.getFirst(dexFile.getClasses(), null);
    Assert.assertNotNull(dbClassDef);
    Annotation dbAnnotation = Iterables.getFirst(dbClassDef.getAnnotations(), null);
    Assert.assertNotNull(dbAnnotation);
    List<AnnotationElement> dbElements = Lists.newArrayList(dbAnnotation.getElements());
    // Ensure that the elements were written out in sorted order
    Assert.assertEquals(2, dbElements.size());
    Assert.assertEquals("blah", dbElements.get(0).getName());
    Assert.assertEquals("zabaglione", dbElements.get(1).getName());
}