Examples with ClassNode org.objectweb.asm.tree.ClassNode used on opensource projects

Example 6 with ClassNode

use of org.objectweb.asm.tree.ClassNode in project buck by facebook.

the class ClassNodeListSupplierTest method testOneJar.

@Test
public void testOneJar() throws IOException {
    File jar = new File(tmpDir.getRoot(), "primary.jar");
    ZipOutputStream jarOut = new JarOutputStream(new FileOutputStream(jar));
    jarOut.putNextEntry(new JarEntry("com/facebook/buck/android/ClassNodeListSupplierTest.class"));
    writeClassBytes(ClassNodeListSupplierTest.class, jarOut);
    jarOut.close();
    Supplier<ImmutableList<ClassNode>> supplier = ClassNodeListSupplier.createMemoized(ImmutableList.of(jar.toPath()));
    ImmutableList<ClassNode> classNodes = supplier.get();
    assertEquals(1, classNodes.size());
    assertEquals(Type.getType(ClassNodeListSupplierTest.class).getInternalName(), classNodes.get(0).name);
    // Memoized should always return the same object
    assertSame(classNodes, supplier.get());
}

Example 7 with ClassNode

use of org.objectweb.asm.tree.ClassNode in project buck by facebook.

the class FirstOrderTest method loadClassNode.

private static ClassNode loadClassNode(Class<?> input) {
    try {
        ClassReader reader = new ClassReader(input.getName());
        ClassNode node = new ClassNode(Opcodes.ASM4);
        reader.accept(node, ClassReader.SKIP_DEBUG | ClassReader.SKIP_FRAMES);
        return node;
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
}

Example 8 with ClassNode

use of org.objectweb.asm.tree.ClassNode in project buck by facebook.

the class AbiClass method extract.

public static AbiClass extract(Path pathToJar, String className) throws IOException {
    try (ZipFile zip = new ZipFile(pathToJar.toString())) {
        ZipEntry entry = zip.getEntry(className);
        if (entry == null) {
            return null;
        }
        try (InputStream entryStream = zip.getInputStream(entry)) {
            ClassReader reader = new ClassReader(entryStream);
            ClassNode classNode = new ClassNode();
            reader.accept(classNode, 0);
            return new AbiClass(classNode);
        }
    }
}

Example 9 with ClassNode

use of org.objectweb.asm.tree.ClassNode in project buck by facebook.

the class DescriptorAndSignatureFactoryTestBase method findErrors.

private void findErrors(TypeElement typeElement, Function<FieldNode, String> fieldNodeExpectedValueGetter, Function<MethodNode, String> methodNodeExpectedValueGetter, Function<ClassNode, String> classNodeExpectedValueGetter, Function<Element, String> elementActualValueGetter) throws IOException {
    ClassNode typeNode = getClassNode(elements.getBinaryName(typeElement).toString());
    for (Element enclosedElement : typeElement.getEnclosedElements()) {
        Name elementName = enclosedElement.getSimpleName();
        String actual = elementActualValueGetter.apply(enclosedElement);
        switch(enclosedElement.getKind()) {
            case FIELD:
                checkValue("Field", elementName, fieldNodeExpectedValueGetter.apply(getFieldNode(typeNode, elementName)), actual);
                break;
            case CONSTRUCTOR:
            case METHOD:
                checkValue("Method", elementName, methodNodeExpectedValueGetter.apply(getMethodNode(typeNode, elementName)), actual);
                break;
            case ANNOTATION_TYPE:
            case CLASS:
            case ENUM:
            case INTERFACE:
                ClassNode innerTypeNode = getClassNode(elements.getBinaryName((TypeElement) enclosedElement).toString());
                checkValue("Class", elementName, classNodeExpectedValueGetter.apply(innerTypeNode), actual);
                findErrors((TypeElement) enclosedElement, fieldNodeExpectedValueGetter, methodNodeExpectedValueGetter, classNodeExpectedValueGetter, elementActualValueGetter);
                break;
            // $CASES-OMITTED$
            default:
                fail(String.format("Didn't implement testing for element kind %s", enclosedElement.getKind()));
                continue;
        }
    }
}

Example 10 with ClassNode

use of org.objectweb.asm.tree.ClassNode in project buck by facebook.

the class DescriptorAndSignatureFactoryTestBase method getClassNode.

private ClassNode getClassNode(String classBinaryName) throws IOException {
    ClassNode classNode = new ClassNode(Opcodes.ASM5);
    testCompiler.getClasses().acceptClassVisitor(classBinaryName, 0, classNode);
    return classNode;
}