Package org.objectweb.asm

Examples of org.objectweb.asm.MethodVisitor.visitCode()

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public class RemoveAddZeroAdapterTest extends AbstractTestCase {

  public void test() {
    TraceMethodVisitor tmv = new TraceMethodVisitor(null);
    MethodVisitor mv = new RemoveAddZeroAdapter(tmv);
    mv.visitCode();
    mv.visitVarInsn(ILOAD, 1);
    mv.visitInsn(ICONST_0);
    mv.visitInsn(IADD);
    mv.visitInsn(IRETURN);
    mv.visitMaxs(0, 0);
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public class RemoveLoadStoreAdapterTest extends AbstractTestCase {

  public void test() {
    TraceMethodVisitor tmv = new TraceMethodVisitor(null);
    MethodVisitor mv = new RemoveLoadStoreAdapter(tmv);
    mv.visitCode();
    mv.visitVarInsn(ILOAD, 1);
    mv.visitVarInsn(ISTORE, 1);
    mv.visitVarInsn(ILOAD, 1);
    mv.visitInsn(IRETURN);
    mv.visitMaxs(0, 0);
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public class RemoveGetFieldPutFieldAdapterTest extends AbstractTestCase {

  public void test() {
    TraceMethodVisitor tmv = new TraceMethodVisitor(null);
    MethodVisitor mv = new RemoveGetFieldPutFieldAdapter(tmv);
    mv.visitCode();
    mv.visitVarInsn(ALOAD, 0);
    mv.visitVarInsn(ALOAD, 0);
    mv.visitVarInsn(ALOAD, 0);
    mv.visitFieldInsn(GETFIELD, "C", "f", "I");
    mv.visitFieldInsn(PUTFIELD, "C", "f", "I");
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  public void test() {
    TraceMethodVisitor tmv = new TraceMethodVisitor(null);
    MethodVisitor mv;
    mv = new RemoveNopClassAdapter(null).new RemoveNopAdapter(tmv);
    mv.visitCode();
    mv.visitVarInsn(ILOAD, 1);
    mv.visitInsn(ICONST_0);
    mv.visitInsn(IADD);
    mv.visitInsn(NOP);
    mv.visitInsn(IRETURN);
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  public void test() {
    TraceMethodVisitor tmv = new TraceMethodVisitor(null);
    MethodVisitor mv = new BasicVerifierAdapter("C", ACC_PUBLIC, "m",
        "(I)I", tmv);
    mv.visitCode();
    mv.visitVarInsn(ILOAD, 1);
    mv.visitInsn(ICONST_0);
    mv.visitInsn(IADD);
    mv.visitInsn(IRETURN);
    mv.visitMaxs(2, 2);
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  public void testError() {
    TraceMethodVisitor tmv = new TraceMethodVisitor(null);
    MethodVisitor mv = new BasicVerifierAdapter("C", ACC_PUBLIC, "m",
        "(I)LC;", tmv);
    mv.visitCode();
    mv.visitVarInsn(ILOAD, 1);
    mv.visitVarInsn(ISTORE, 1);
    mv.visitVarInsn(ALOAD, 1);
    mv.visitInsn(ARETURN);
    mv.visitMaxs(1, 2);
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    if (fv != null) {
      fv.visitEnd();
    }
    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);
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      mv.visitMaxs(1, 1);
      mv.visitEnd();
    }
    mv = cv.visitMethod(ACC_PUBLIC, "m", "()V", null, null);
    if (mv != null) {
      mv.visitCode();
      mv.visitLdcInsn(new Long(100));
      mv.visitMethodInsn(INVOKESTATIC, "java/lang/Thread", "sleep",
          "(J)V");
      mv.visitInsn(RETURN);
      mv.visitMaxs(3, 1);
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        }
      }
      if (!isPresent) {
        MethodVisitor mv = cn.visitMethod(ACC_PUBLIC, "getThis",
            "()Ljava/lang/Object;", null, null);
        mv.visitCode();
        mv.visitVarInsn(ALOAD, 0);
        mv.visitInsn(ARETURN);
        mv.visitMaxs(1, 1);
        mv.visitEnd();
      }
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    cv.visit(V1_1, ACC_PUBLIC, name, null, "java/lang/Object", null);

    // generate default constructor
    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);
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