1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 package org.apache.commons.lang3.text.translate; 18 19 import java.io.IOException; 20 import java.io.Writer; 21 22 /** 23 * Helper subclass to CharSequenceTranslator to remove unpaired surrogates. 24 * 25 * @deprecated As of 3.6, use Apache Commons Text 26 * <a href="https://commons.apache.org/proper/commons-text/javadocs/api-release/org/apache/commons/text/translate/UnicodeUnpairedSurrogateRemover.html"> 27 * UnicodeUnpairedSurrogateRemover</a> instead 28 */ 29 @Deprecated 30 public class UnicodeUnpairedSurrogateRemover extends CodePointTranslator { 31 /** 32 * Implementation of translate that throws out unpaired surrogates. 33 * {@inheritDoc} 34 */ 35 @Override translate(final int codePoint, final Writer out)36 public boolean translate(final int codePoint, final Writer out) throws IOException { 37 // true: It's a surrogate. Write nothing and say we've translated. 38 return codePoint >= Character.MIN_SURROGATE && codePoint <= Character.MAX_SURROGATE; 39 // It's not a surrogate. Don't translate it. 40 } 41 } 42 43