BindingUtil.java 文件源码

/**
 * Returns true if the specified binding is of an annotation that has
 * a runtime retention policy.
 */
public static boolean isRuntimeAnnotation(ITypeBinding binding) {
  if (binding != null && binding.isAnnotation()) {
    for (IAnnotationBinding ann : binding.getAnnotations()) {
      if (ann.getName().equals("Retention")) {
        IVariableBinding retentionBinding =
            (IVariableBinding) ann.getDeclaredMemberValuePairs()[0].getValue();
        return retentionBinding.getName().equals(RetentionPolicy.RUNTIME.name());
      }
    }
    if (binding.isNested()) {
      return BindingUtil.isRuntimeAnnotation(binding.getDeclaringClass());
    }
  }
  return false;
}