01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * 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:
18: /**
19: * @author Nikolay A. Kuznetsov
20: * @version $Revision: 1.8.2.2 $
21: */package java.util.regex;
22:
23: /**
24: * Represents node accepting single character in
25: * case insensitive manner.
26: *
27: * @author Nikolay A. Kuznetsov
28: * @version $Revision: 1.8.2.2 $
29: */
30: class CICharSet extends LeafSet {
31:
32: private char ch;
33:
34: private char supplement;
35:
36: public CICharSet(char ch) {
37: this .ch = ch;
38: this .supplement = Pattern.getSupplement(ch);
39: }
40:
41: public int accepts(int strIndex, CharSequence testString) {
42: return (this .ch == testString.charAt(strIndex) || this .supplement == testString
43: .charAt(strIndex)) ? 1 : -1;
44: }
45:
46: protected String getName() {
47: return "CI " + ch; //$NON-NLS-1$
48: }
49:
50: protected char getChar() {
51: return ch;
52: }
53: }
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