001 //$HeadURL: https://svn.wald.intevation.org/svn/deegree/base/branches/2.3_testing/src/org/deegree/model/filterencoding/OperationDefines.java $
002 /*----------------------------------------------------------------------------
003 This file is part of deegree, http://deegree.org/
004 Copyright (C) 2001-2009 by:
005 Department of Geography, University of Bonn
006 and
007 lat/lon GmbH
008
009 This library is free software; you can redistribute it and/or modify it under
010 the terms of the GNU Lesser General Public License as published by the Free
011 Software Foundation; either version 2.1 of the License, or (at your option)
012 any later version.
013 This library is distributed in the hope that it will be useful, but WITHOUT
014 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
015 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
016 details.
017 You should have received a copy of the GNU Lesser General Public License
018 along with this library; if not, write to the Free Software Foundation, Inc.,
019 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
020
021 Contact information:
022
023 lat/lon GmbH
024 Aennchenstr. 19, 53177 Bonn
025 Germany
026 http://lat-lon.de/
027
028 Department of Geography, University of Bonn
029 Prof. Dr. Klaus Greve
030 Postfach 1147, 53001 Bonn
031 Germany
032 http://www.geographie.uni-bonn.de/deegree/
033
034 e-mail: info@deegree.org
035 ----------------------------------------------------------------------------*/
036 package org.deegree.model.filterencoding;
037
038 import java.util.HashMap;
039 import java.util.Map;
040
041 /**
042 * Defines codes and constants for easy coping with the different kinds of OperationsMetadata (both XML-Entities &
043 * JavaObjects).
044 *
045 * @author Markus Schneider
046 * @version 06.08.2002
047 */
048 public class OperationDefines {
049
050 // used to associate names with the OperationInfos
051 private static Map<String, OperationInfo> names = null;
052
053 // used to associate ids (Integers) with the OperationInfos
054 private static Map<Integer, OperationInfo> ids = null;
055
056 // different types of operations
057 /**
058 *
059 */
060 public static final int TYPE_SPATIAL = 0;
061
062 /**
063 *
064 */
065 public static final int TYPE_COMPARISON = 1;
066
067 /**
068 *
069 */
070 public static final int TYPE_LOGICAL = 2;
071
072 /**
073 *
074 */
075 public static final int TYPE_UNKNOWN = -1;
076
077 // spatial operations
078 /**
079 *
080 */
081 public static final int EQUALS = 0;
082
083 /**
084 *
085 */
086 public static final int DISJOINT = 1;
087
088 /**
089 *
090 */
091 public static final int INTERSECTS = 2;
092
093 /**
094 *
095 */
096 public static final int TOUCHES = 3;
097
098 /**
099 *
100 */
101 public static final int CROSSES = 4;
102
103 /**
104 *
105 */
106 public static final int WITHIN = 5;
107
108 /**
109 *
110 */
111 public static final int CONTAINS = 6;
112
113 /**
114 *
115 */
116 public static final int OVERLAPS = 7;
117
118 /**
119 *
120 */
121 public static final int BEYOND = 8;
122
123 /**
124 *
125 */
126 public static final int BBOX = 9;
127
128 // calvin added on 10/21/2003
129 /**
130 *
131 */
132 public static final int DWITHIN = 10;
133
134 // comparison operations
135 /**
136 *
137 */
138 public static final int PROPERTYISEQUALTO = 100;
139
140 /**
141 *
142 */
143 public static final int PROPERTYISNOTEQUALTO = 108;
144
145 /**
146 *
147 */
148 public static final int PROPERTYISLESSTHAN = 101;
149
150 /**
151 *
152 */
153 public static final int PROPERTYISGREATERTHAN = 102;
154
155 /**
156 *
157 */
158 public static final int PROPERTYISLESSTHANOREQUALTO = 103;
159
160 /**
161 *
162 */
163 public static final int PROPERTYISGREATERTHANOREQUALTO = 104;
164
165 /**
166 *
167 */
168 public static final int PROPERTYISLIKE = 105;
169
170 /**
171 *
172 */
173 public static final int PROPERTYISNULL = 106;
174
175 /**
176 *
177 */
178 public static final int PROPERTYISBETWEEN = 107;
179
180 /**
181 *
182 */
183 public static final int PROPERTYISINSTANCEOF = 150;
184
185 // logical operations
186 /**
187 *
188 */
189 public static final int AND = 200;
190
191 /**
192 *
193 */
194 public static final int OR = 201;
195
196 /**
197 *
198 */
199 public static final int NOT = 202;
200
201 /**
202 *
203 */
204 public static final int UNKNOWN = -1;
205
206 static {
207 if ( names == null )
208 buildHashMaps();
209 }
210
211 /**
212 * Returns the type of an operation for a given name.
213 *
214 * @param name
215 *
216 * @return TYPE_SPATIAL / TYPE_COMPARISON / TYPE_LOGICAL / TYPE_UNKNOWN
217 */
218 public static int getTypeByName( String name ) {
219 OperationInfo operationInfo = names.get( name );
220 if ( operationInfo == null )
221 return TYPE_UNKNOWN;
222 return operationInfo.type;
223 }
224
225 /**
226 * Returns the id of an operation for a given name.
227 *
228 * @param name
229 *
230 * @return BBOX / PROPERTYISEQUAL / AND / ...
231 */
232 public static int getIdByName( String name ) {
233 OperationInfo operationInfo = names.get( name.toLowerCase() );
234 if ( operationInfo == null )
235 return UNKNOWN;
236 return operationInfo.id;
237 }
238
239 /**
240 * Returns the type of an operation for a given id.
241 *
242 * @param id
243 *
244 * @return TYPE_SPATIAL / TYPE_COMPARISON / TYPE_LOGICAL / TYPE_UNKNOWN
245 */
246 public static int getTypeById( int id ) {
247 OperationInfo operationInfo = ids.get( new Integer( id ) );
248 if ( operationInfo == null )
249 return TYPE_UNKNOWN;
250 return operationInfo.type;
251 }
252
253 /**
254 * Returns the name of an operation for a given id.
255 *
256 * @param id
257 *
258 * @return null / Name of operation
259 */
260 public static String getNameById( int id ) {
261
262 OperationInfo operationInfo = ids.get( new Integer( id ) );
263 if ( operationInfo == null )
264 return null;
265 return operationInfo.name;
266 }
267
268 private static void addOperationInfo( int id, String name, int type ) {
269 OperationInfo operationInfo = new OperationInfo( id, type, name );
270 names.put( name, operationInfo );
271 names.put( name.toLowerCase(), operationInfo );
272 names.put( name.toUpperCase(), operationInfo );
273 ids.put( new Integer( id ), operationInfo );
274 }
275
276 private static void buildHashMaps() {
277 names = new HashMap<String, OperationInfo>( 25 );
278 ids = new HashMap<Integer, OperationInfo>( 25 );
279
280 addOperationInfo( BBOX, "BBOX", TYPE_SPATIAL );
281 addOperationInfo( EQUALS, "Equals", TYPE_SPATIAL );
282 addOperationInfo( DISJOINT, "Disjoint", TYPE_SPATIAL );
283 addOperationInfo( INTERSECTS, "Intersects", TYPE_SPATIAL );
284 addOperationInfo( TOUCHES, "Touches", TYPE_SPATIAL );
285 addOperationInfo( CROSSES, "Crosses", TYPE_SPATIAL );
286 addOperationInfo( WITHIN, "Within", TYPE_SPATIAL );
287 addOperationInfo( CONTAINS, "Contains", TYPE_SPATIAL );
288 addOperationInfo( OVERLAPS, "Overlaps", TYPE_SPATIAL );
289 addOperationInfo( BEYOND, "Beyond", TYPE_SPATIAL );
290 addOperationInfo( DWITHIN, "DWithin", TYPE_SPATIAL );
291
292 addOperationInfo( PROPERTYISEQUALTO, "PropertyIsEqualTo", TYPE_COMPARISON );
293 addOperationInfo( PROPERTYISNOTEQUALTO, "PropertyIsNotEqualTo", TYPE_COMPARISON );
294 addOperationInfo( PROPERTYISLESSTHAN, "PropertyIsLessThan", TYPE_COMPARISON );
295 addOperationInfo( PROPERTYISGREATERTHAN, "PropertyIsGreaterThan", TYPE_COMPARISON );
296 addOperationInfo( PROPERTYISLESSTHANOREQUALTO, "PropertyIsLessThanOrEqualTo", TYPE_COMPARISON );
297 addOperationInfo( PROPERTYISGREATERTHANOREQUALTO, "PropertyIsGreaterThanOrEqualTo", TYPE_COMPARISON );
298 addOperationInfo( PROPERTYISLIKE, "PropertyIsLike", TYPE_COMPARISON );
299 addOperationInfo( PROPERTYISNULL, "PropertyIsNull", TYPE_COMPARISON );
300 addOperationInfo( PROPERTYISBETWEEN, "PropertyIsBetween", TYPE_COMPARISON );
301 addOperationInfo( PROPERTYISINSTANCEOF, "PropertyIsInstanceOf", TYPE_COMPARISON );
302
303 addOperationInfo( AND, "And", TYPE_LOGICAL );
304 addOperationInfo( OR, "Or", TYPE_LOGICAL );
305 addOperationInfo( NOT, "Not", TYPE_LOGICAL );
306 }
307 }
308
309 class OperationInfo {
310 int id;
311
312 int type;
313
314 String name;
315
316 OperationInfo( int id, int type, String name ) {
317 this.id = id;
318 this.type = type;
319 this.name = name;
320 }
321 }