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// * Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file * | |
// * distributed with this work for additional information regarding copyright ownership. The ASF licenses this file * | |
// * to you 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 * | |
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// * specific language governing permissions and limitations under the License. * | |
// *************************************************************************************************************************** | |
package org.apache.juneau.internal; | |
import java.util.*; | |
/** | |
* Stores a set of language keywords for quick lookup. | |
*/ | |
public final class KeywordSet { | |
final String[] store; | |
/** | |
* Constructor. | |
* | |
* @param keywords The list of keywords. | |
*/ | |
public KeywordSet(String... keywords) { | |
this.store = keywords; | |
Arrays.sort(store); | |
} | |
/** | |
* Returns <jk>true</jk> if the specified string exists in this store. | |
* | |
* @param s The string to check. | |
* @return <jk>true</jk> if the specified string exists in this store. | |
*/ | |
public boolean contains(String s) { | |
if (s == null || s.length() < 2) | |
return false; | |
return Arrays.binarySearch(store, s) >= 0; | |
} | |
} |