BreakpointProcessor.java 文件源码

private void extractFilePermActions(ObjectReference permission, StringBuilder sb) {
  IntegerValue value =
      (IntegerValue) permission.getValue(permission.referenceType().fieldByName("mask"));
  Integer mask = value.value();

  try {
    Method meth = FilePermission.class.getDeclaredMethod("getActions", int.class);
    meth.setAccessible(true);
    String actions = (String) meth.invoke(null, mask);

    sb.append(actions);
  } catch (NoSuchMethodException | IllegalAccessException | InvocationTargetException e) {
    sb.append("FILEPERMS ACTIONS UNKNOWN");
  }
}