com.ocpsoft.rewrite.servlet.impl.EvaluationContextImpl Maven / Gradle / Ivy

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/*
 * Copyright 2011 Lincoln Baxter, III
 * 
 * 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.
 */
package com.ocpsoft.rewrite.servlet.impl;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

import com.ocpsoft.rewrite.config.Operation;
import com.ocpsoft.rewrite.context.ContextBase;
import com.ocpsoft.rewrite.context.EvaluationContext;

/**
 * @author Lincoln Baxter, III
 * 
 */
public class EvaluationContextImpl extends ContextBase implements EvaluationContext
{
   private final List preOperations = new ArrayList();
   private final List postOperations = new ArrayList();

   @Override
   public void addPreOperation(final Operation operation)
   {
      this.preOperations.add(operation);
   }

   @Override
   public void addPostOperation(final Operation operation)
   {
      this.preOperations.add(operation);
   }

   /**
    * Get an immutable view of the added pre-{@link Operation} instances.
    */
   public List getPreOperations()
   {
      return Collections.unmodifiableList(preOperations);
   }

   /**
    * Get an immutable view of the added post-{@link Operation} instances.
    */
   public List getPostOperations()
   {
      return Collections.unmodifiableList(postOperations);
   }

   @Override
   public String toString()
   {
      return "EvaluationContextImpl [preOperations=" + preOperations + ", postOperations=" + postOperations + "]";
   }

}