1
package org.apache.lucene.util;
3
* Licensed to the Apache Software Foundation (ASF) under one or more
4
* contributor license agreements. See the NOTICE file distributed with
5
* this work for additional information regarding copyright ownership.
6
* The ASF licenses this file to You under the Apache License, Version 2.0
7
* (the "License"); you may not use this file except in compliance with
8
* the License. You may obtain a copy of the License at
10
* http://www.apache.org/licenses/LICENSE-2.0
12
* Unless required by applicable law or agreed to in writing, software
13
* distributed under the License is distributed on an "AS IS" BASIS,
14
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15
* See the License for the specific language governing permissions and
16
* limitations under the License.
20
* Subclasses of StringInterner are required to
21
* return the same single String object for all equal strings.
22
* Depending on the implementation, this may not be
23
* the same object returned as String.intern().
25
* This StringInterner base class simply delegates to String.intern().
27
public class StringInterner {
28
/** Returns a single object instance for each equal string. */
29
public String intern(String s) {
33
/** Returns a single object instance for each equal string. */
34
public String intern(char[] arr, int offset, int len) {
35
return intern(new String(arr, offset, len));