Examples of CheckClassAdapter

Examples of org.objectweb.asm.util.CheckClassAdapter

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*/
public class RemoveAnnotationAdapterTest extends AbstractTestCase {

  public void test() throws Exception {
    ClassWriter cw = new ClassWriter(0);
    CheckClassAdapter ca = new CheckClassAdapter(cw);
    RemoveAnnotationAdapter ra = new RemoveAnnotationAdapter(ca,
        "Ljava/lang/Deprecated;");
    AddAnnotationAdapter aa = new AddAnnotationAdapter(ra,
        "Ljava/lang/Deprecated;");
    generateBasicClass(aa);
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Examples of org.objectweb.asm.util.CheckClassAdapter

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public class ComparableGenerator {

  public byte[] generate(PrintWriter printWriter) {
    ClassWriter cw = new ClassWriter(0);
    TraceClassVisitor tcv = new TraceClassVisitor(cw, printWriter);
    CheckClassAdapter cv = new CheckClassAdapter(tcv);
    cv.visit(V1_5, ACC_PUBLIC + ACC_ABSTRACT + ACC_INTERFACE,
        "pkg/Comparable", null, "java/lang/Object",
        new String[] { "pkg/Mesurable" });
    cv.visitSource("Comparable.java", null);
    cv.visitField(ACC_PUBLIC + ACC_FINAL + ACC_STATIC, "LESS", "I",
        null, new Integer(-1)).visitEnd();
    cv.visitField(ACC_PUBLIC + ACC_FINAL + ACC_STATIC, "EQUAL", "I",
        null, new Integer(0)).visitEnd();
    cv.visitField(ACC_PUBLIC + ACC_FINAL + ACC_STATIC, "GREATER", "I",
        null, new Integer(1)).visitEnd();
    cv.visitMethod(ACC_PUBLIC + ACC_ABSTRACT, "compareTo",
        "(Ljava/lang/Object;)I", null, null).visitEnd();
    cv.visitEnd();
    byte[] b = cw.toByteArray();
    return b;
  }
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Examples of org.objectweb.asm.util.CheckClassAdapter

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public class BeanGenerator2 {

  public byte[] generate(PrintWriter printWriter) {
    ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_MAXS);
    TraceClassVisitor tcv = new TraceClassVisitor(cw, printWriter);
    CheckClassAdapter cv = new CheckClassAdapter(tcv);
    cv.visit(V1_6, ACC_PUBLIC, "pkg/Bean", null, "java/lang/Object",
        null);
    cv.visitSource("Bean.java", null);
    FieldVisitor fv = cv.visitField(ACC_PRIVATE, "f", "I", null, null);
    if (fv != null) {
      fv.visitEnd();
    }
    MethodVisitor mv;
    mv = cv.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null);
    if (mv != null) {
      Method m = Method.getMethod("void <init>()");
      GeneratorAdapter ga = new GeneratorAdapter(ACC_PUBLIC, m, mv);
      ga.visitCode();
      ga.loadThis();
      ga.invokeConstructor(Type.getType("Ljava/lang/Object;"), m);
      ga.returnValue();
      ga.endMethod();
    }
    mv = cv.visitMethod(ACC_PUBLIC, "getF", "()I", null, null);
    if (mv != null) {
      Type bean = Type.getType("Lpkg/Bean;");
      Method m = Method.getMethod("int getF()");
      GeneratorAdapter ga = new GeneratorAdapter(ACC_PUBLIC, m, mv);
      ga.visitCode();
      ga.loadThis();
      ga.getField(bean, "f", Type.INT_TYPE);
      ga.returnValue();
      ga.endMethod();
    }
    mv = cv.visitMethod(ACC_PUBLIC, "setF", "(I)V", null, null);
    if (mv != null) {
      Type bean = Type.getType("Lpkg/Bean;");
      Method m = Method.getMethod("void setF(int)");
      GeneratorAdapter ga = new GeneratorAdapter(ACC_PUBLIC, m, mv);
      ga.visitCode();
      ga.loadThis();
      ga.loadArg(0);
      ga.putField(bean, "f", Type.INT_TYPE);
      ga.returnValue();
      ga.endMethod();
    }
    mv = cv.visitMethod(ACC_PUBLIC, "checkAndSetF", "(I)V", null, null);
    if (mv != null) {
      Type bean = Type.getType("Lpkg/Bean;");
      Method m = Method.getMethod("void checkAndSetF(int)");
      GeneratorAdapter ga = new GeneratorAdapter(ACC_PUBLIC, m, mv);
      ga.visitCode();
      ga.loadArg(0);
      Label label = new Label();
      ga.ifZCmp(GeneratorAdapter.LT, label);
      ga.loadThis();
      ga.loadArg(0);
      ga.putField(bean, "f", Type.INT_TYPE);
      Label end = new Label();
      ga.goTo(end);
      ga.mark(label);
      ga.throwException(Type.getType(IllegalArgumentException.class),
          "f");
      ga.mark(end);
      ga.returnValue();
      ga.endMethod();
    }
    cv.visitEnd();
    byte[] b = cw.toByteArray();
    return b;
  }
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Examples of org.objectweb.asm.util.CheckClassAdapter

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public class BeanGenerator {

  public byte[] generate(PrintWriter printWriter) {
    ClassWriter cw = new ClassWriter(0);
    TraceClassVisitor tcv = new TraceClassVisitor(cw, printWriter);
    CheckClassAdapter cv = new CheckClassAdapter(tcv);
    cv.visit(V1_6, ACC_PUBLIC, "pkg/Bean", null, "java/lang/Object",
        null);
    cv.visitSource("Bean.java", null);
    FieldVisitor fv = cv.visitField(ACC_PRIVATE, "f", "I", null, null);
    if (fv != null) {
      fv.visitEnd();
    }
    MethodVisitor mv;
    mv = cv.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null);
    if (mv != null) {
      mv.visitCode();
      mv.visitVarInsn(ALOAD, 0);
      mv.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>",
          "()V");
      mv.visitInsn(RETURN);
      mv.visitMaxs(1, 1);
      mv.visitEnd();
    }
    mv = cv.visitMethod(ACC_PUBLIC, "getF", "()I", null, null);
    if (mv != null) {
      mv.visitCode();
      mv.visitVarInsn(ALOAD, 0);
      mv.visitFieldInsn(GETFIELD, "pkg/Bean", "f", "I");
      mv.visitInsn(IRETURN);
      mv.visitMaxs(1, 1);
      mv.visitEnd();
    }
    mv = cv.visitMethod(ACC_PUBLIC, "setF", "(I)V", null, null);
    if (mv != null) {
      mv.visitCode();
      mv.visitVarInsn(ALOAD, 0);
      mv.visitVarInsn(ILOAD, 1);
      mv.visitFieldInsn(PUTFIELD, "pkg/Bean", "f", "I");
      mv.visitInsn(RETURN);
      mv.visitMaxs(2, 2);
      mv.visitEnd();
    }
    mv = cv.visitMethod(ACC_PUBLIC, "checkAndSetF", "(I)V", null, null);
    if (mv != null) {
      mv.visitCode();
      mv.visitVarInsn(ILOAD, 1);
      Label label = new Label();
      mv.visitJumpInsn(IFLT, label);
      mv.visitVarInsn(ALOAD, 0);
      mv.visitVarInsn(ILOAD, 1);
      mv.visitFieldInsn(PUTFIELD, "pkg/Bean", "f", "I");
      Label end = new Label();
      mv.visitJumpInsn(GOTO, end);
      mv.visitLabel(label);
      mv.visitFrame(F_SAME, 0, null, 0, null);
      mv.visitTypeInsn(NEW, "java/lang/IllegalArgumentException");
      mv.visitInsn(DUP);
      mv.visitMethodInsn(INVOKESPECIAL,
          "java/lang/IllegalArgumentException", "<init>", "()V");
      mv.visitInsn(ATHROW);
      mv.visitLabel(end);
      mv.visitFrame(F_SAME, 0, null, 0, null);
      mv.visitInsn(RETURN);
      mv.visitMaxs(2, 2);
      mv.visitEnd();
    }
    cv.visitEnd();
    return cw.toByteArray();
  }
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Examples of org.objectweb.asm.util.CheckClassAdapter

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public class RemoveAnnotationTransformerTest extends
    RemoveAnnotationAdapterTest {

  public void test() throws Exception {
    ClassWriter cw = new ClassWriter(0);
    CheckClassAdapter ca = new CheckClassAdapter(cw);
    ClassNode cn = generateBasicClass();
    ClassTransformer ct = null;
    ct = new RemoveAnnotationTransformer(ct, "Ljava/lang/Deprecated;");
    ct = new AddAnnotationTransformer(ct, "Ljava/lang/Deprecated;");
    ct.transform(cn);
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Examples of org.objectweb.asm.util.CheckClassAdapter

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public class AddAnnotationTransformerTest extends
    AddAnnotationAdapterTest {

  public void test() throws Exception {
    ClassWriter cw = new ClassWriter(0);
    CheckClassAdapter ca = new CheckClassAdapter(cw);
    ClassNode cn = generateBasicClass();
    new AddAnnotationTransformer(null, "Ljava/lang/Deprecated;")
        .transform(cn);
    cn.accept(ca);
    checkClass(defineClass("C", cw.toByteArray()));
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Examples of org.objectweb.asm.util.CheckClassAdapter

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  }

  static byte[] make_tuple_class_data(int num_cells) {
    ClassWriter cww = new ClassWriter(ClassWriter.COMPUTE_FRAMES|ClassWriter.COMPUTE_MAXS);

    CheckClassAdapter cw = new CheckClassAdapter(cww);

    String this_class_name = ETUPLE_NAME + num_cells;
    String super_class_name = ETUPLE_NAME;
    cw.visit(Opcodes.V1_4, Opcodes.ACC_PUBLIC | Opcodes.ACC_SUPER,
        this_class_name, null, super_class_name, null);

    // create fields

    for (int i = 1; i <= num_cells; i++) {
      cw.visitField(Opcodes.ACC_PUBLIC, "elem" + i, ETERM_TYPE
          .getDescriptor(), null, null);
    }

    // create count method
    create_count(cw, num_cells);

    // create cast method
    create_cast(cw, num_cells);
    create_cast2(cw, num_cells);

    // create constructor
    create_constructor(cw, super_class_name);

    // create copy
    create_tuple_copy(num_cells, cw, this_class_name, super_class_name);

    create_tuple_make(num_cells, cw, this_class_name, super_class_name);
    create_tuple_make2(num_cells, cw, this_class_name, super_class_name);
    // create nth
    create_tuple_nth(num_cells, cw, this_class_name);

    // create set
    create_tuple_set(num_cells, cw, this_class_name);

    cw.visitEnd();
    byte[] data = cww.toByteArray();

    // dump(this_class_name, data);

    return data;
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Examples of org.objectweb.asm.util.CheckClassAdapter

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        if (!m_alreadyManipulated) {
            InputStream is2 = new ByteArrayInputStream(origin);
            ClassReader reader = new ClassReader(is2);
            ClassWriter writer = new ClassLoaderAwareClassWriter(ClassWriter.COMPUTE_FRAMES, m_className, m_superClass,
                    m_classLoader);
            ClassManipulator process = new ClassManipulator(new CheckClassAdapter(writer, false), this);
            if (m_version >= Opcodes.V1_6) {
                reader.accept(process, ClassReader.EXPAND_FRAMES);
            } else {
                reader.accept(process, 0);
            }
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Examples of org.objectweb.asm.util.CheckClassAdapter

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        ClassNode ca = new ClassNode() {
            public void visitEnd() {
                //accept(cv);
            }
        };
        cr.accept(new CheckClassAdapter(ca), ClassWriter.COMPUTE_MAXS);
        boolean failed = false;

        List methods = ca.methods;
        for (int i = 0; i < methods.size(); ++i) {
            MethodNode method = (MethodNode) methods.get(i);
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Examples of org.objectweb.asm.util.CheckClassAdapter

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*/
public final class Debugs {

  public static void debugByteCode(ClassDefinition classDefinition, PrintWriter writer) {
    ClassReader reader = new ClassReader(classDefinition.getBytecode());
    reader.accept(new CheckClassAdapter(new TraceClassVisitor(writer)), 0);

    File file = new File("/tmp/" + classDefinition.getInternalName() + ".class");
    file.getParentFile().mkdirs();
    writer.println(file);
    writer.flush();
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