Revision 44361 trunk/org.gvsig.desktop/org.gvsig.desktop.library/org.gvsig.expressionevaluator/org.gvsig.expressionevaluator.lib/org.gvsig.expressionevaluator.lib.impl/src/main/java/org/gvsig/expressionevaluator/impl/DefaultCompiler.java
| DefaultCompiler.java | ||
|---|---|---|
| 3 | 3 |
import java.util.HashMap; |
| 4 | 4 |
import java.util.Map; |
| 5 | 5 |
import org.apache.commons.lang3.StringUtils; |
| 6 |
import org.apache.commons.lang3.math.NumberUtils; |
|
| 7 | 6 |
import org.gvsig.expressionevaluator.Compiler; |
| 8 | 7 |
import org.gvsig.expressionevaluator.LexicalAnalyzer; |
| 9 | 8 |
import org.gvsig.expressionevaluator.LexicalAnalyzer.Token; |
| 10 | 9 |
import org.gvsig.expressionevaluator.Code; |
| 11 |
import org.gvsig.expressionevaluator.Code.Constant; |
|
| 12 | 10 |
import org.gvsig.expressionevaluator.CodeBuilder; |
| 13 | 11 |
import org.gvsig.expressionevaluator.Codes; |
| 14 |
import org.gvsig.expressionevaluator.ExpressionBuilder; |
|
| 15 | 12 |
import org.gvsig.expressionevaluator.ExpressionSyntaxException; |
| 16 | 13 |
import org.gvsig.expressionevaluator.GrammarSet; |
| 17 | 14 |
import org.gvsig.expressionevaluator.Statement; |
| ... | ... | |
| 277 | 274 |
case Token.PRED_IS: {
|
| 278 | 275 |
lexer.next(); |
| 279 | 276 |
Token next = lexer.look(); |
| 280 |
if( next.getType() == Token.NOTNULL ) {
|
|
| 281 |
op1 = codeBuilder.is(op1, codeBuilder.constant(null)); |
|
| 282 |
op1 = codeBuilder.not(op1); |
|
| 283 |
} else {
|
|
| 284 |
op2 = parse_sum(); |
|
| 285 |
if( op2==null ) {
|
|
| 286 |
throw new ExpressionSyntaxException(I18N.Cant_recognize_the_second_operand_of_IS_operator(),lexer); |
|
| 287 |
} |
|
| 288 |
op1 = codeBuilder.is(op1, op2); |
|
| 277 |
switch(next.getType()) {
|
|
| 278 |
case Token.NOTNULL: |
|
| 279 |
lexer.next(); |
|
| 280 |
op1 = codeBuilder.is(op1, codeBuilder.constant(null)); |
|
| 281 |
op1 = codeBuilder.not(op1); |
|
| 282 |
break; |
|
| 283 |
case Token.OP_NOT: |
|
| 284 |
lexer.next(); |
|
| 285 |
next = lexer.look(); |
|
| 286 |
if( next.getType() == Token.NULL ) {
|
|
| 287 |
lexer.next(); |
|
| 288 |
op1 = codeBuilder.is(op1, codeBuilder.constant(null)); |
|
| 289 |
} else {
|
|
| 290 |
op2 = parse_sum(); |
|
| 291 |
if( op2==null ) {
|
|
| 292 |
throw new ExpressionSyntaxException(I18N.Cant_recognize_the_second_operand_of_IS_operator(),lexer); |
|
| 293 |
} |
|
| 294 |
op1 = codeBuilder.is(op1, op2); |
|
| 295 |
} |
|
| 296 |
op1 = codeBuilder.not(op1); |
|
| 297 |
break; |
|
| 298 |
case Token.NULL: |
|
| 299 |
lexer.next(); |
|
| 300 |
op1 = codeBuilder.is(op1, codeBuilder.constant(null)); |
|
| 301 |
break; |
|
| 302 |
default: |
|
| 303 |
op2 = parse_sum(); |
|
| 304 |
if( op2==null ) {
|
|
| 305 |
throw new ExpressionSyntaxException(I18N.Cant_recognize_the_second_operand_of_IS_operator(),lexer); |
|
| 306 |
} |
|
| 307 |
op1 = codeBuilder.is(op1, op2); |
|
| 289 | 308 |
} |
| 290 | 309 |
} |
| 291 | 310 |
break; |
Also available in: Unified diff