Constants


1   /*
2    * This file belongs to the XQuark distribution.
3    * Copyright (C) 2003 Universite de Versailles Saint-Quentin.
4    * 
5    * This program is free software; you can redistribute it and/or
6    * modify it under the terms of the GNU Lesser General Public
7    * License as published by the Free Software Foundation; either
8    * version 2.1 of the License, or (at your option) any later version.
9    * 
10   * This program is distributed in the hope that it will be useful,
11   * but WITHOUT ANY WARRANTY; without even the implied warranty of
12   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13   * Lesser General Public License for more details.
14   * 
15   * You should have received a copy of the GNU Lesser General Public
16   * License along with this program; if not, write to the Free Software
17   * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307.
18   * You can also get it at http://www.gnu.org/licenses/lgpl.html
19   * 
20   * For more information on this software, see http://www.xquark.org.
21   */
22  
23  
24  package org.xquark.xquery.parser.util;
25  
26  
27  public interface Constants {
28  
29  
30      
31      public final static int NOTHING = -1;
32      
33      /**
34       * These constants represent the
35       * different <code>AxisSpecifier</code>
36       * in <i>XPath</i>.
37       */
38      
39      // separators
40      public final static String  [] SEPARATORSTRINGS = {
41          "/",
42  //        "//",
43      };
44      
45      public final static int CHILD_SEPARATOR = 0;
46      // public final static int DESCENDANT_SELF_SEPARATOR = 1;
47      
48      public final static int MAX_SEPARATOR = 0;
49      
50      /**
51       * These constants represent the
52       * quantifiers used in <i>Xpath</i>
53       * expressions.
54       */
55      public final static String  [] QUANTIFIERSSTRINGS = {
56          "some",
57          "every"
58      };
59      
60      public final static int SOME_QUANTIFIER = 0;
61      public final static int EVERY_QUANTIFIER = 1;
62      
63      public final static int MAX_QUANTIFIER = 1;
64      
65      
66      /**
67       * These constants represent the
68       * comparison operators used in
69       * <i>Quilt</i>.
70       */
71      public final static String  [] COMPOPSSTRINGS = {
72          "=",
73          ">",
74          ">=",
75          "<=",
76          "<",
77          "!=",
78  
79          "eq",
80          "gt",
81          "ge",
82          "le",
83          "lt",
84          "ne",
85  
86          "is",
87          "<<",
88          ">>"
89      };
90      
91      public final static int EQ_COMPOP  = 0;
92      public final static int GT_COMPOP  = 1;
93      public final static int GEQ_COMPOP = 2;
94      public final static int LEQ_COMPOP = 3;
95      public final static int LT_COMPOP  = 4;
96      public final static int NEQ_COMPOP = 5;
97      // danger keep same order as above!!!
98      public final static int EQ_VALUECOMP = 6;
99      public final static int GT_VALUECOMP = 7;
100     public final static int GE_VALUECOMP = 8;
101     public final static int LE_VALUECOMP = 9;
102     public final static int LT_VALUECOMP = 10;
103     public final static int NE_VALUECOMP = 11;
104 
105     public final static int IS_NODECOMP = 12;
106     public final static int LEAST_NODECOMP = 13;
107     public final static int GREATEST_NODECOMP = 14;
108        
109     public final static int MAX_COMPOP = 14;
110     
111 //    /**
112 //     * The entry in this array gives the
113 //     * key of the reverse comparison
114 //     * operator in the array <code>COMPOPS</code>.
115 //     */
116 //    public final static int[] COMPOPS_REVERSE = {
117 //        1,
118 //        0,
119 //        3,
120 //        2,
121 //        4,
122 //        5,
123 //    };
124     
125     /**
126      * These constants represent the
127      * binary operators on node-lists
128      * used in <i>Quilt</i>.
129      */
130     
131     public final static String  [] NODELISTOPERATORSSTRINGS = {
132         " | ",
133         " union ",
134         " after ",
135         " before ",
136         " except ",
137         " or ",
138         " and ",
139         " intersect "
140     };
141     
142     public final static int UNION_NODELISTOPERATOR = 0;
143     public final static int INTER_NODELISTOPERATOR = 1;
144     public final static int AFTER_NODELISTOPERATOR = 2;
145     public final static int BEFORE_NODELISTOPERATOR = 3;
146     public final static int EXCEPT_NODELISTOPERATOR = 4;
147     public final static int OR_NODELISTOPERATOR = 5;
148     public final static int AND_NODELISTOPERATOR = 6;
149     public final static int INTERSECT_NODELISTOPERATOR = 7;
150     
151     public final static int MAX_NODELISTOPERATOR = 7;
152     
153     /**
154      * These constants refer to the
155      * different types of basic
156      * <i>Quilt</i> values used in our
157      * evaluation semantics.
158      */
159     
160     // arithmetic operations
161     
162     public final static String  [] ARITHMETICSSTRINGS = {
163         "+",
164         "-",
165         "*",
166         "/",
167         "mod",
168         "idiv"
169     };
170     
171     public final static int PLUS_ARITHMETICS = 0;
172     public final static int MINUS_ARITHMETICS = 1;
173     public final static int MULTIPLY_ARITHMETICS = 2;
174     public final static int DIVIDE_ARITHMETICS = 3;
175     public final static int MODULO_ARITHMETICS = 4;
176     public final static int INTEGER_DIVIDE_ARITHMETICS = 5;
177     
178     public final static int MAX_ARITHMETICS = 5;
179     
180     // typing operations
181     
182     public final static String  [] TYPINGSTRINGS = {
183         "cast",
184         "treat",
185     };
186     
187     public final static int CAST_TYPING = 0;
188     public final static int TREAT_TYPING = 1;
189     
190     public final static int MAX_TYPING = 1;
191     
192     // order operations
193     public final static String  [] ORDERSSTRINGS = {
194         "ascending",
195         "descending",
196         "greatest",
197         "least",
198         "place_order"
199     };
200     
201     public final static int ASCENDING_ORDER = 0;
202     public final static int DESCENDING_ORDER = 1;
203     public final static int GREATEST_ORDER = 2;
204     public final static int LEAST_ORDER = 3;
205     public final static int PLACE_ORDER = 4;
206     
207     public final static int MAX_ORDER = 4;
208     
209     // binding type
210     public final static int LET_BINDINGTYPE = 0;
211     public final static int FOR_BINDINGTYPE = 1;
212     public final static int QUANTIFIER_BINDINGTYPE = 2;
213     public final static int FUNCTION_BINDINGTYPE = 3;
214     public final static int OUTERFOR_BINDINGTYPE = 4;
215     public final static int TYPESWITCH_BINDINGTYPE = 5;
216     public final static int OUTERLET_BINDINGTYPE = 6;
217     public final static int POSITION_BINDINGTYPE = 7;
218     public final static int DECLARATION_BINDINGTYPE = 8;
219     public final static int PARAMETER_BINDINGTYPE = 9;
220     
221     public final static int MAX_BINDINGTYPE = 9;
222     
223     // declaration type
224     public final static int NAMESPACE_DECL = 0;
225     public final static int SCHEMA_DECL = 1;
226     
227     public final static int MAX_DECL = 1;
228     
229     // WRAPPER SQL STUFF
230     
231     // Boolean Operators
232     public final static int AND = 0;
233     public final static int OR = 1;
234     public final static int NOT = 2;
235     public final static String  [] BOOLEAN_OPERATORS = {
236         "and",
237         "or",
238         "not"
239     };
240     // Aggregation functions
241     public final static int AVG = 0;
242     public final static int COUNT = 1;
243     public final static int MAX = 2;
244     public final static int MIN = 3;
245     public final static int SUM = 4;
246     public final static String  [] AGGREGATEOPS = {
247         "avg",
248         "count",
249         "max",
250         "min",
251         "sum"
252     }   ;
253     
254     // Occurrence Indicator
255     public final static String  [] OCCURRENCE_INDICATORS = {
256         "*",
257         "+",
258         "?"
259     };
260     public final static int OCCURRENCE_STAR = 0;
261     public final static int OCCURRENCE_PLUS = 1;
262     public final static int OCCURRENCE_QUESTION_MARK = 2;
263     public final static int MAX_OCCURRENCE_INDICATORS = 3;
264     
265     
266     // Validation
267     public final static String  [] VALIDATIONSTRINGS = {
268         "lax",
269         "strict",
270         "skip"
271     };
272     public final static int VALIDATION_LAX = 0;
273     public final static int VALIDATION_STRICT = 1;
274     public final static int VALIDATION_SKIP = 2;
275     public final static int VALIDATION_PRESERVE = 3;
276 
277     public final static String  [] SCOPE_STRINGS = {
278         "global",
279         "context"
280     };
281     public final static int SCOPE_GLOBAL = 0;
282     public final static int SCOPE_CONTEXT = 1;
283 
284     // xmlspace
285     public final static String  [] XMLSPACESTRINGS = {
286         "preserve",
287         "strip"
288     };
289     public final static int XMLSPACE_PRESERVE = 0;
290     public final static int XMLSPACE_STRIP = 1;
291     
292     // schema context path
293     public final static int NOAXIS = 0;
294     public final static int WITHAXIS = 1;
295     public final static int WITHATTAXIS = 2;
296     public final static int WITHTYPE = 3;
297 }
298 
299 
300 
301 
302 
303 
304 
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