    001/*
    002 * Licensed to the Apache Software Foundation (ASF) under one or more
    003 * contributor license agreements.  See the NOTICE file distributed with
    004 * this work for additional information regarding copyright ownership.
    005 * The ASF licenses this file to You under the Apache License, Version 2.0
    006 * (the "License"); you may not use this file except in compliance with
    007 * the License.  You may obtain a copy of the License at
    008 *
    009 *      http://www.apache.org/licenses/LICENSE-2.0
    010 *
    011 * Unless required by applicable law or agreed to in writing, software
    012 * distributed under the License is distributed on an "AS IS" BASIS,
    013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    014 * See the License for the specific language governing permissions and
    015 * limitations under the License.
    016 */
    017package org.apache.commons.lang3.text.translate;
    018
    019import java.io.IOException;
    020import java.io.Writer;
    021
    022/**
    023 * Helper subclass to CharSequenceTranslator to allow for translations that
    024 * will replace up to one character at a time.
    025 *
    026 * @since 3.0
    027 * @deprecated as of 3.6, use commons-text
    028 * <a href="https://commons.apache.org/proper/commons-text/javadocs/api-release/org/apache/commons/text/translate/CodePointTranslator.html">
    029 * CharSequenceTranslator</a> instead
    030 */
    031@Deprecated
    032public abstract class CodePointTranslator extends CharSequenceTranslator {
    033
    034    /**
    035     * Implementation of translate that maps onto the abstract translate(int, Writer) method.
    036     * {@inheritDoc}
    037     */
    038    @Override
    039    public final int translate(final CharSequence input, final int index, final Writer out) throws IOException {
    040        final int codepoint = Character.codePointAt(input, index);
    041        final boolean consumed = translate(codepoint, out);
    042        return consumed ? 1 : 0;
    043    }
    044
    045    /**
    046     * Translate the specified codepoint into another.
    047     *
    048     * @param codepoint int character input to translate
    049     * @param out Writer to optionally push the translated output to
    050     * @return boolean as to whether translation occurred or not
    051     * @throws IOException if and only if the Writer produces an IOException
    052     */
    053    public abstract boolean translate(int codepoint, Writer out) throws IOException;
    054
    055}