1/* GENERATED SOURCE. DO NOT MODIFY. */ 2// © 2016 and later: Unicode, Inc. and others. 3// License & terms of use: http://www.unicode.org/copyright.html#License 4/* 5********************************************************************** 6* Copyright (c) 2002, International Business Machines Corporation 7* and others. All Rights Reserved. 8********************************************************************** 9* Date Name Description 10* 01/14/2002 aliu Creation. 11********************************************************************** 12*/ 13 14package android.icu.text; 15 16/** 17 * <code>UnicodeReplacer</code> defines a protocol for objects that 18 * replace a range of characters in a Replaceable string with output 19 * text. The replacement is done via the Replaceable API so as to 20 * preserve out-of-band data. 21 * @author Alan Liu 22 */ 23interface UnicodeReplacer { 24 25 /** 26 * Replace characters in 'text' from 'start' to 'limit' with the 27 * output text of this object. Update the 'cursor' parameter to 28 * give the cursor position and return the length of the 29 * replacement text. 30 * 31 * @param text the text to be matched 32 * @param start inclusive start index of text to be replaced 33 * @param limit exclusive end index of text to be replaced; 34 * must be greater than or equal to start 35 * @param cursor output parameter for the cursor position. 36 * Not all replacer objects will update this, but in a complete 37 * tree of replacer objects, representing the entire output side 38 * of a transliteration rule, at least one must update it. 39 * @return the number of 16-bit code units in the text replacing 40 * the characters at offsets start..(limit-1) in text 41 */ 42 public abstract int replace(Replaceable text, 43 int start, 44 int limit, 45 int[] cursor); 46 47 /** 48 * Returns a string representation of this replacer. If the 49 * result of calling this function is passed to the appropriate 50 * parser, typically TransliteratorParser, it will produce another 51 * replacer that is equal to this one. 52 * @param escapeUnprintable if TRUE then convert unprintable 53 * character to their hex escape representations, \\uxxxx or 54 * \\Uxxxxxxxx. Unprintable characters are defined by 55 * Utility.isUnprintable(). 56 */ 57 public abstract String toReplacerPattern(boolean escapeUnprintable); 58 59 /** 60 * Union the set of all characters that may output by this object 61 * into the given set. 62 * @param toUnionTo the set into which to union the output characters 63 */ 64 public abstract void addReplacementSetTo(UnicodeSet toUnionTo); 65} 66 67//eof 68