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: /* Generated By:JavaCC: Do not edit this line. Token.java Version 3.0 */
18:
19: package org.apache.harmony.jndi.provider.ldap.parser;
20:
21: /**
22: * Describes the input token stream.
23: */
24:
25: public class Token {
26:
27: /**
28: * An integer that describes the kind of this token. This numbering
29: * system is determined by JavaCCParser, and a table of these numbers is
30: * stored in the file ...Constants.java.
31: */
32: public int kind;
33:
34: /**
35: * beginLine and beginColumn describe the position of the first character
36: * of this token; endLine and endColumn describe the position of the
37: * last character of this token.
38: */
39: public int beginLine, beginColumn, endLine, endColumn;
40:
41: /**
42: * The string image of the token.
43: */
44: public String image;
45:
46: /**
47: * A reference to the next regular (non-special) token from the input
48: * stream. If this is the last token from the input stream, or if the
49: * token manager has not read tokens beyond this one, this field is
50: * set to null. This is true only if this token is also a regular
51: * token. Otherwise, see below for a description of the contents of
52: * this field.
53: */
54: public Token next;
55:
56: /**
57: * This field is used to access special tokens that occur prior to this
58: * token, but after the immediately preceding regular (non-special) token.
59: * If there are no such special tokens, this field is set to null.
60: * When there are more than one such special token, this field refers
61: * to the last of these special tokens, which in turn refers to the next
62: * previous special token through its specialToken field, and so on
63: * until the first special token (whose specialToken field is null).
64: * The next fields of special tokens refer to other special tokens that
65: * immediately follow it (without an intervening regular token). If there
66: * is no such token, this field is null.
67: */
68: public Token specialToken;
69:
70: /**
71: * Returns the image.
72: */
73: public String toString() {
74: return image;
75: }
76:
77: /**
78: * Returns a new Token object, by default. However, if you want, you
79: * can create and return subclass objects based on the value of ofKind.
80: * Simply add the cases to the switch for all those special cases.
81: * For example, if you have a subclass of Token called IDToken that
82: * you want to create if ofKind is ID, simlpy add something like :
83: *
84: * case MyParserConstants.ID : return new IDToken();
85: *
86: * to the following switch statement. Then you can cast matchedToken
87: * variable to the appropriate type and use it in your lexical actions.
88: */
89: public static final Token newToken(int ofKind) {
90: switch (ofKind) {
91: default:
92: return new Token();
93: }
94: }
95:
96: }
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