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

Example 1 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 2 with ClassNode

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

the class FirstOrderHelper method addDependencies.

private ImmutableSet<String> addDependencies(Iterable<ClassNode> allClasses) {
    for (ClassNode classNode : allClasses) {
        FirstOrderVisitorContext context = new FirstOrderVisitorContext();
        classNode.accept(context.classVisitor);
        FirstOrderTypeInfo info = context.builder.build();
        knownTypes.put(info.type, info);
    }
    for (Type type : scenarioTypes) {
        addFirstOrderTypes(type);
    }
    return resultBuilder.build();
}

Example 3 with ClassNode

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

the class DxAnalysisMain method loadAllClasses.

private static ImmutableMap<String, ClassNode> loadAllClasses(String zipFileName) throws IOException {
    ImmutableMap.Builder<String, ClassNode> allClassesBuilder = ImmutableMap.builder();
    try (ZipFile inJar = new ZipFile(zipFileName)) {
        for (ZipEntry entry : Collections.list(inJar.entries())) {
            if (!entry.getName().endsWith(".class")) {
                continue;
            }
            // Skip external libraries.
            if (entry.getName().startsWith("junit/") || entry.getName().startsWith("org/junit/") || entry.getName().startsWith("com/google/common/")) {
                continue;
            }
            byte[] rawClass = ByteStreams.toByteArray(inJar.getInputStream(entry));
            ClassNode klass = new ClassNode();
            new ClassReader(rawClass).accept(klass, ClassReader.EXPAND_FRAMES);
            allClassesBuilder.put(klass.name, klass);
        }
    }
    return allClassesBuilder.build();
}

Example 4 with ClassNode

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

the class MutabilityAnalyzer method markClassAsHavingMutableDescendents.

private void markClassAsHavingMutableDescendents(String className) {
    if (classesWithMutableDescendents.contains(className)) {
        return;
    }
    ClassNode klass = allClasses.get(className);
    if (klass == null) {
        return;
    }
    classesWithMutableDescendents.add(className);
    madeProgress = true;
    markClassAsHavingMutableDescendents(klass.superName);
    for (String iface : klass.interfaces) {
        markClassAsHavingMutableDescendents(iface);
    }
}

Example 5 with ClassNode

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

the class StaticStateAnalyzer method go.

private void go() {
    ImmutableSet.Builder<String> unsafeClassesBuilder = ImmutableSet.builder();
    for (ClassNode klass : allClasses.values()) {
        boolean classIsSafe = isClassSafe(klass);
        if (!classIsSafe) {
            unsafeClassesBuilder.add(klass.name);
        }
    }
    unsafeClasses = unsafeClassesBuilder.build();
}