+++ /dev/null
-package org.apache.lucene.analysis.icu.segmentation;
-
-/**
- * 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 "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import java.text.CharacterIterator;
-
-/**
- * Wraps a char[] as CharacterIterator for processing with a BreakIterator
- * @lucene.experimental
- */
-final class CharArrayIterator implements CharacterIterator {
- private char array[];
- private int start;
- private int index;
- private int length;
- private int limit;
-
- public char [] getText() {
- return array;
- }
-
- public int getStart() {
- return start;
- }
-
- public int getLength() {
- return length;
- }
-
- /**
- * Set a new region of text to be examined by this iterator
- *
- * @param array text buffer to examine
- * @param start offset into buffer
- * @param length maximum length to examine
- */
- void setText(final char array[], int start, int length) {
- this.array = array;
- this.start = start;
- this.index = start;
- this.length = length;
- this.limit = start + length;
- }
-
- public char current() {
- return (index == limit) ? DONE : array[index];
- }
-
- public char first() {
- index = start;
- return current();
- }
-
- public int getBeginIndex() {
- return 0;
- }
-
- public int getEndIndex() {
- return length;
- }
-
- public int getIndex() {
- return index - start;
- }
-
- public char last() {
- index = (limit == start) ? limit : limit - 1;
- return current();
- }
-
- public char next() {
- if (++index >= limit) {
- index = limit;
- return DONE;
- } else {
- return current();
- }
- }
-
- public char previous() {
- if (--index < start) {
- index = start;
- return DONE;
- } else {
- return current();
- }
- }
-
- public char setIndex(int position) {
- if (position < getBeginIndex() || position > getEndIndex())
- throw new IllegalArgumentException("Illegal Position: " + position);
- index = start + position;
- return current();
- }
-
- @Override
- public Object clone() {
- CharArrayIterator clone = new CharArrayIterator();
- clone.setText(array, start, length);
- clone.index = index;
- return clone;
- }
-}