com.effektif.workflow.impl.template.Hints Maven / Gradle / Ivy

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/*
 * Copyright 2014 Effektif GmbH.
 *
 * 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.effektif.workflow.impl.template;

import java.util.HashSet;
import java.util.Set;


/**
 * @author Tom Baeyens
 */
public class Hints {
  
  Set hints;
  
  public Hints add(Hint hint) {
    if (hints==null) {
      hints = new HashSet<>();
    }
    hints.add(hint);
    return this;
  }

  public boolean has(Hint hint) {
    return hints!=null ? hints.contains(hint) : null;
  }
}