PostUnpackInvoker.java

/*
 * #%L
 * FlatPack serialization code
 * %%
 * Copyright (C) 2012 Perka Inc.
 * %%
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * #L%
 */
package com.getperka.flatpack.visitors;

import java.lang.reflect.Method;
import java.util.List;
import java.util.concurrent.Callable;

import com.getperka.flatpack.PostUnpack;
import com.getperka.flatpack.ext.PostWorkOrder;

/**
 * Invokes a list of {@link PostUnpack} methods on an unpacked object.
 */
@PostWorkOrder(200)
class PostUnpackInvoker implements Callable<Void> {
  private final Object instance;
  private final List<Method> toInvoke;

  public PostUnpackInvoker(Object instance, List<Method> toInvoke) {
    this.instance = instance;
    this.toInvoke = toInvoke;
  }

  @Override
  public Void call() throws Exception {
    for (Method m : toInvoke) {
      m.invoke(instance);
    }
    return null;
  }

}