How to use

addSuccessor

method

in

org.mvel2.asm.MethodWriter

private void visitSwitchInsn(final Label dflt, final Label[] labels) {
  // Label currentBlock = this.currentBlock;
  if (currentBlock != null) {
    if (compute == FRAMES) {
      currentBlock.frame.execute(Opcodes.LOOKUPSWITCH, 0, null, null);
      // adds current block successors
      addSuccessor(Edge.NORMAL, dflt);
      dflt.getFirst().status |= Label.TARGET;
      for (int i = 0; i < labels.length; ++i) {
        addSuccessor(Edge.NORMAL, labels[i]);
        labels[i].getFirst().status |= Label.TARGET;
      }
    } else {
      // updates current stack size (max stack size unchanged)
      --stackSize;
      // adds current block successors
      addSuccessor(stackSize, dflt);
      for (int i = 0; i < labels.length; ++i) {
        addSuccessor(stackSize, labels[i]);
      }
    }
    // ends current block
    noSuccessor();
  }
}

private void visitSwitchInsn(final Label dflt, final Label[] labels) {
  // Label currentBlock = this.currentBlock;
  if (currentBlock != null) {
    if (compute == FRAMES) {
      currentBlock.frame.execute(Opcodes.LOOKUPSWITCH, 0, null, null);
      // adds current ast successors
      addSuccessor(Edge.NORMAL, dflt);
      dflt.getFirst().status |= Label.TARGET;
      for (int i = 0; i < labels.length; ++i) {
        addSuccessor(Edge.NORMAL, labels[i]);
        labels[i].getFirst().status |= Label.TARGET;
      }
    }
    else {
      // updates current stack size (max stack size unchanged)
      --stackSize;
      // adds current ast successors
      addSuccessor(stackSize, dflt);
      for (int i = 0; i < labels.length; ++i) {
        addSuccessor(stackSize, labels[i]);
      }
    }
    // ends current ast
    noSuccessor();
  }
}

addSuccessor(Edge.NORMAL, label);
addSuccessor(stackSize, label);

addSuccessor(Edge.NORMAL, label);
addSuccessor(stackSize, label);

addSuccessor(Edge.NORMAL, label);
if (opcode != Opcodes.GOTO) {
  jsr = true;
  currentBlock.status |= Label.JSR;
  addSuccessor(stackSize + 1, label);
  addSuccessor(stackSize, label);

addSuccessor(Edge.NORMAL, label);
if (opcode != Opcodes.GOTO) {
  addSuccessor(stackSize + 1, label);
  addSuccessor(stackSize, label);