GetFieldInvoker.java

  1. /*
  2.  *    Copyright 2009-2023 the original author or authors.
  3.  *
  4.  *    Licensed under the Apache License, Version 2.0 (the "License");
  5.  *    you may not use this file except in compliance with the License.
  6.  *    You may obtain a copy of the License at
  7.  *
  8.  *       https://www.apache.org/licenses/LICENSE-2.0
  9.  *
  10.  *    Unless required by applicable law or agreed to in writing, software
  11.  *    distributed under the License is distributed on an "AS IS" BASIS,
  12.  *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13.  *    See the License for the specific language governing permissions and
  14.  *    limitations under the License.
  15.  */
  16. package org.apache.ibatis.reflection.invoker;

  17. import java.lang.reflect.Field;

  18. import org.apache.ibatis.reflection.Reflector;

  19. /**
  20.  * @author Clinton Begin
  21.  */
  22. public class GetFieldInvoker implements Invoker {
  23.   private final Field field;

  24.   public GetFieldInvoker(Field field) {
  25.     this.field = field;
  26.   }

  27.   @Override
  28.   public Object invoke(Object target, Object[] args) throws IllegalAccessException {
  29.     try {
  30.       return field.get(target);
  31.     } catch (IllegalAccessException e) {
  32.       if (Reflector.canControlMemberAccessible()) {
  33.         field.setAccessible(true);
  34.         return field.get(target);
  35.       }
  36.       throw e;
  37.     }
  38.   }

  39.   @Override
  40.   public Class<?> getType() {
  41.     return field.getType();
  42.   }
  43. }