1 // Copyright (c) 2009 The Chromium Authors. All rights reserved.

     2 // Use of this source code is governed by a BSD-style license that can be

     3 // found in the LICENSE file.

     4 

     5 package org.chromium.sdk.internal.protocolparser;

     6 

     7 import java.util.Set;

     8 

     9 /**

    10  * Implementation of {@link JsonValueCondition} for enum-typed values.

    11  * User is supposed to subclass it and specify allowed enum constants in constructor.

    12  * @param <T> type of value

    13  */

    14 public abstract class EnumValueCondition<T extends Enum<T>> implements JsonValueCondition<T> {

    15   private final Set<T> allowedValues;

    16   protected EnumValueCondition(Set<T> allowedValues) {

    17     this.allowedValues = allowedValues;

    18   }

    19 

    20   public boolean conforms(T value) {

    21     return allowedValues.contains(value);

    22   }

    23 }