Revision 47598 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; |
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import java.util.Stack; |
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import java.util.function.Supplier; |
|
| 6 | 7 |
import org.apache.commons.lang3.StringUtils; |
| 7 | 8 |
import org.gvsig.expressionevaluator.Compiler; |
| 8 | 9 |
import org.gvsig.expressionevaluator.LexicalAnalyzer; |
| ... | ... | |
| 18 | 19 |
import org.gvsig.expressionevaluator.MutableCodes; |
| 19 | 20 |
import org.gvsig.expressionevaluator.Statement; |
| 20 | 21 |
import org.gvsig.expressionevaluator.Statement.StatementContext; |
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import org.gvsig.expressionevaluator.UserOperator; |
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import static org.gvsig.expressionevaluator.UserOperator.OERATOR_PRECEDENCE_CONDITIONAL; |
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import static org.gvsig.expressionevaluator.UserOperator.OERATOR_PRECEDENCE_FACTOR; |
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import static org.gvsig.expressionevaluator.UserOperator.OERATOR_PRECEDENCE_RELATIONAL; |
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import static org.gvsig.expressionevaluator.UserOperator.OERATOR_PRECEDENCE_SUM; |
|
| 21 | 27 |
import org.gvsig.expressionevaluator.impl.DefaultCodeBuilder.BaseConstant; |
| 22 | 28 |
import org.gvsig.expressionevaluator.impl.function.operator.NegOperator; |
| 23 | 29 |
import org.gvsig.expressionevaluator.impl.function.programming.$HostExpressionFunction; |
| ... | ... | |
| 276 | 282 |
return code; |
| 277 | 283 |
} |
| 278 | 284 |
|
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protected Code parse_user_operator(String precedence, Code op1, Supplier<Code>op2) {
|
|
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for (UserOperator operator : this.manager.getUserDefinedOperators(precedence)) {
|
|
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Code userop = operator.parse(lexer, codeBuilder, op1, op2); |
|
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if( userop != null ) {
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return userop; |
|
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} |
|
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} |
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return op1; |
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} |
|
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|
|
| 279 | 295 |
public Code parse_relational() {
|
| 280 | 296 |
Code op1 = parse_not(); |
| 281 | 297 |
Code op2; |
| 282 | 298 |
while( true ) {
|
| 283 | 299 |
Token token = lexer.look(); |
| 284 | 300 |
switch( token.getType() ) {
|
| 285 |
case Token.OP_OR: |
|
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lexer.next(); |
|
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op2 = parse_not(); |
|
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if( op2==null ) {
|
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throw new ExpressionSyntaxException(I18N.Cant_recognize_the_second_operand_of_OR_operator(),lexer); |
|
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} |
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op1 = codeBuilder.or(op1, op2); |
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break; |
|
| 293 | 301 |
case Token.PRED_IN: |
| 294 | 302 |
lexer.next(); |
| 295 | 303 |
Token next = lexer.look(); |
| ... | ... | |
| 317 | 325 |
} |
| 318 | 326 |
op1 = codeBuilder.in(op1, op2); |
| 319 | 327 |
break; |
| 328 |
case Token.OP_OR: |
|
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lexer.next(); |
|
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op2 = parse_not(); |
|
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if( op2==null ) {
|
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throw new ExpressionSyntaxException(I18N.Cant_recognize_the_second_operand_of_OR_operator(),lexer); |
|
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} |
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op1 = codeBuilder.or(op1, op2); |
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break; |
|
| 320 | 336 |
case Token.OP_AND: |
| 321 | 337 |
lexer.next(); |
| 322 | 338 |
op2 = parse_not(); |
| ... | ... | |
| 326 | 342 |
op1 = codeBuilder.and(op1, op2); |
| 327 | 343 |
break; |
| 328 | 344 |
default: |
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op1 = parse_user_operator(OERATOR_PRECEDENCE_RELATIONAL, op1, () -> parse_not()); |
|
| 329 | 346 |
return op1; |
| 330 | 347 |
} |
| 331 | 348 |
} |
| ... | ... | |
| 496 | 513 |
break; |
| 497 | 514 |
|
| 498 | 515 |
default: |
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op1 = parse_user_operator(OERATOR_PRECEDENCE_CONDITIONAL, op1, () -> parse_sum()); |
|
| 499 | 517 |
return op1; |
| 500 | 518 |
} |
| 501 | 519 |
} |
| ... | ... | |
| 523 | 541 |
op1 = codeBuilder.subst(op1, op2); |
| 524 | 542 |
break; |
| 525 | 543 |
default: |
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op1 = parse_user_operator(OERATOR_PRECEDENCE_SUM, op1, () -> parse_factor()); |
|
| 526 | 545 |
return op1; |
| 527 | 546 |
} |
| 528 | 547 |
} |
| ... | ... | |
| 572 | 591 |
Code code = codeBuilder.getitem(op1, codeIndex); |
| 573 | 592 |
return code; |
| 574 | 593 |
default: |
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op1 = parse_user_operator(OERATOR_PRECEDENCE_FACTOR, op1, () -> parse_getattr()); |
|
| 575 | 595 |
return op1; |
| 576 | 596 |
} |
| 577 | 597 |
} |
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