org.antlr.v4.runtime.Parser.getContext()方法的使用及代码示例

x33g5p2x  于2022-01-26 转载在 其他  
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本文整理了Java中org.antlr.v4.runtime.Parser.getContext()方法的一些代码示例，展示了Parser.getContext()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Parser.getContext()方法的具体详情如下：
包路径：org.antlr.v4.runtime.Parser
类名称：Parser
方法名：getContext

Parser.getContext介绍

暂无

代码示例

代码示例来源：origin: prestodb/presto

  1. currentState = atn.states.get(parser.getState());
  2. currentToken = parser.getCurrentToken();
  3. context = parser.getContext();

代码示例来源：origin: apache/incubator-shardingsphere

  1. /**
  2.    * Get matched token by token type.
  3.    *
  4.    * @param tokenType token type
  5.    * @return matched token
  6.    * @throws RecognitionException mismatch throw exception
  7.    */
  8.   public Token getMatchedToken(final int tokenType) throws RecognitionException {
  9.     Token result = parser.getCurrentToken();
  10.     boolean isIdentifierCompatible = false;
  11.     if (identifierTokenIndex == tokenType && identifierTokenIndex > result.getType()) {
  12.       isIdentifierCompatible = true;
  13.     }
  14.     if (result.getType() == tokenType || isIdentifierCompatible) {
  15.       if (Token.EOF != tokenType && isIdentifierCompatible && result instanceof CommonToken) {
  16.         ((CommonToken) result).setType(identifierTokenIndex);
  17.       }
  18.       parser.getErrorHandler().reportMatch(parser);
  19.       parser.consume();
  20.     } else {
  21.       result = parser.getErrorHandler().recoverInline(parser);
  22.       if (parser.getBuildParseTree() && -1 == result.getTokenIndex()) {
  23.         parser.getContext().addErrorNode(parser.createErrorNode(parser.getContext(), result));
  24.       }
  25.     }
  26.     return result;
  27.   }
  28. }

代码示例来源：origin: apache/incubator-shardingsphere

  1. nextTokensContext = recognizer.getContext();
  2. nextTokensState = recognizer.getState();

代码示例来源：origin: org.antlr/antlr4-runtime

  1. /** Instead of recovering from exception {@code e}, re-throw it wrapped
  2.  *  in a {@link ParseCancellationException} so it is not caught by the
  3.  *  rule function catches.  Use {@link Exception#getCause()} to get the
  4.  *  original {@link RecognitionException}.
  5.  */
  6. @Override
  7. public void recover(Parser recognizer, RecognitionException e) {
  8.   for (ParserRuleContext context = recognizer.getContext(); context != null; context = context.getParent()) {
  9.     context.exception = e;
  10.   }
  11.   throw new ParseCancellationException(e);
  12. }

代码示例来源：origin: org.antlr/antlr4-runtime

  1. /**
  2.  * Computes the set of input symbols which could follow the current parser
  3.  * state and context, as given by {@link #getState} and {@link #getContext},
  4.  * respectively.
  5.  *
  6.  * @see ATN#getExpectedTokens(int, RuleContext)
  7.  */
  8. public IntervalSet getExpectedTokens() {
  9.   return getATN().getExpectedTokens(getState(), getContext());
  10. }

代码示例来源：origin: org.antlr/antlr4-runtime

  1. /** Make sure we don't attempt to recover inline; if the parser
  2.  *  successfully recovers, it won't throw an exception.
  3.  */
  4. @Override
  5. public Token recoverInline(Parser recognizer)
  6.   throws RecognitionException
  7. {
  8.   InputMismatchException e = new InputMismatchException(recognizer);
  9.   for (ParserRuleContext context = recognizer.getContext(); context != null; context = context.getParent()) {
  10.     context.exception = e;
  11.   }
  12.   throw new ParseCancellationException(e);
  13. }

代码示例来源：origin: org.antlr/antlr4-runtime

  1. nextTokensContext = recognizer.getContext();
  2. nextTokensState = recognizer.getState();

代码示例来源：origin: apache/eagle

  1. /** Instead of recovering from exception {@code e}, re-throw it wrapped
  2.  *  in a {@link org.antlr.v4.runtime.misc.ParseCancellationException} so it is not caught by the
  3.  *  rule function catches.  Use {@link Exception#getCause()} to get the
  4.  *  original {@link org.antlr.v4.runtime.RecognitionException}.
  5.  */
  6. @Override
  7. public void recover(Parser recognizer, RecognitionException e) {
  8.   for (ParserRuleContext context = recognizer.getContext(); context != null; context = context.getParent()) {
  9.     context.exception = e;
  10.   }
  11.   super.recover(recognizer,e);
  12. }

代码示例来源：origin: com.tunnelvisionlabs/antlr4-runtime

  1. /** Instead of recovering from exception {@code e}, re-throw it wrapped
  2.  *  in a {@link ParseCancellationException} so it is not caught by the
  3.  *  rule function catches.  Use {@link Exception#getCause()} to get the
  4.  *  original {@link RecognitionException}.
  5.  */
  6. @Override
  7. public void recover(Parser recognizer, RecognitionException e) {
  8.   for (ParserRuleContext context = recognizer.getContext(); context != null; context = context.getParent()) {
  9.     context.exception = e;
  10.   }
  11.   throw new ParseCancellationException(e);
  12. }

代码示例来源：origin: radkovo/jStyleParser

  1. /**
  2.  * throws RecognitionException to handle in parser's catch block
  3.  */
  4. public Token recoverInline(Parser recognizer) throws RecognitionException {
  5.   throw new RecognitionException(recognizer, recognizer.getInputStream(), recognizer.getContext());
  6. }

代码示例来源：origin: org.apache.eagle/eagle-antlr

  1. /** Instead of recovering from exception {@code e}, re-throw it wrapped
  2.  *  in a {@link org.antlr.v4.runtime.misc.ParseCancellationException} so it is not caught by the
  3.  *  rule function catches.  Use {@link Exception#getCause()} to get the
  4.  *  original {@link org.antlr.v4.runtime.RecognitionException}.
  5.  */
  6. @Override
  7. public void recover(Parser recognizer, RecognitionException e) {
  8.   for (ParserRuleContext context = recognizer.getContext(); context != null; context = context.getParent()) {
  9.     context.exception = e;
  10.   }
  11.   super.recover(recognizer,e);
  12. }

代码示例来源：origin: net.sf.cssbox/jstyleparser

  1. /**
  2.  * throws RecognitionException to handle in parser's catch block
  3.  */
  4. public Token recoverInline(Parser recognizer) throws RecognitionException {
  5.   throw new RecognitionException(recognizer, recognizer.getInputStream(), recognizer.getContext());
  6. }

代码示例来源：origin: uk.co.nichesolutions/antlr4-runtime

  1. /** Instead of recovering from exception {@code e}, re-throw it wrapped
  2.  *  in a {@link ParseCancellationException} so it is not caught by the
  3.  *  rule function catches.  Use {@link Exception#getCause()} to get the
  4.  *  original {@link RecognitionException}.
  5.  */
  6. @Override
  7. public void recover(Parser recognizer, RecognitionException e) {
  8.   for (ParserRuleContext context = recognizer.getContext(); context != null; context = context.getParent()) {
  9.     context.exception = e;
  10.   }
  11.   throw new ParseCancellationException(e);
  12. }

代码示例来源：origin: com.impetus.fabric/fabric-jdbc-driver-shaded

  1. /** Instead of recovering from exception {@code e}, re-throw it wrapped
  2.  *  in a {@link ParseCancellationException} so it is not caught by the
  3.  *  rule function catches.  Use {@link Exception#getCause()} to get the
  4.  *  original {@link RecognitionException}.
  5.  */
  6. @Override
  7. public void recover(Parser recognizer, RecognitionException e) {
  8.   for (ParserRuleContext context = recognizer.getContext(); context != null; context = context.getParent()) {
  9.     context.exception = e;
  10.   }
  11.   throw new ParseCancellationException(e);
  12. }

代码示例来源：origin: org.ballerinalang/language-server-core

  1. @Override
  2. public void reportInputMismatch(Parser parser, InputMismatchException e) {
  3.   if (!parser.getContext().start.getTokenSource().getSourceName()
  4.       .equals(context.get(DocumentServiceKeys.RELATIVE_FILE_PATH_KEY).replace("\\", "/"))) {
  5.     return;
  6.   }
  7.   this.context.put(CompletionKeys.TOKEN_STREAM_KEY, parser.getTokenStream());
  8. }

代码示例来源：origin: org.ballerinalang/language-server-core

  1. @Override
  2. public void reportMissingToken(Parser parser) {
  3.   if (!parser.getContext().start.getTokenSource().getSourceName()
  4.       .equals(context.get(DocumentServiceKeys.RELATIVE_FILE_PATH_KEY).replace("\\", "/"))) {
  5.     return;
  6.   }
  7.   this.context.put(CompletionKeys.TOKEN_STREAM_KEY, parser.getTokenStream());
  8. }

代码示例来源：origin: org.ballerinalang/language-server-core

  1. @Override
  2. public void reportNoViableAlternative(Parser parser, NoViableAltException e) {
  3.   if (!parser.getContext().start.getTokenSource().getSourceName()
  4.       .equals(context.get(DocumentServiceKeys.RELATIVE_FILE_PATH_KEY).replace("\\", "/"))) {
  5.     return;
  6.   }
  7.   this.context.put(CompletionKeys.TOKEN_STREAM_KEY, parser.getTokenStream());
  8. }

代码示例来源：origin: org.ballerinalang/ballerina-lang

  1. @Override
  2. public void reportFailedPredicate(Parser parser, FailedPredicateException e) {
  3.   setErrorState(parser);
  4.   DiagnosticPos pos = getPosition(getMissingSymbol(parser));
  5.   if (parser.getContext() instanceof BallerinaParser.ShiftExprPredicateContext) {
  6.     dlog.error(pos, DiagnosticCode.INVALID_SHIFT_OPERATOR);
  7.   } else if (parser.getContext() instanceof BallerinaParser.RestDescriptorPredicateContext) {
  8.     dlog.error(pos, DiagnosticCode.INVALID_RECORD_REST_DESCRIPTOR);
  9.   } else {
  10.     dlog.error(pos, DiagnosticCode.FAILED_PREDICATE, e.getMessage());
  11.   }
  12. }

代码示例来源：origin: org.ballerinalang/ballerina-lang

  1. @Override
  2. public void reportUnwantedToken(Parser parser) {
  3.   if (parser.getContext().exception != null || inErrorRecoveryMode(parser)) {
  4.     return;
  5.   }
  6.   beginErrorCondition(parser);
  7.   setErrorState(parser);
  8.   Token token = parser.getCurrentToken();
  9.   DiagnosticPos pos = getPosition(getMissingSymbol(parser));
  10.   dlog.error(pos, DiagnosticCode.EXTRANEOUS_INPUT, getTokenErrorDisplay(token));
  11. }

代码示例来源：origin: com.ibeetl/beetl

  1. protected void reportFailedPredicate(@NotNull Parser recognizer, @NotNull FailedPredicateException e)
  2. {
  3.   String ruleName = recognizer.getRuleNames()[recognizer.getContext().getRuleIndex()];
  4.   BeetlException exception = new BeetlParserException(BeetlException.PARSER_PREDICATE_ERROR, ruleName, e);
  5.   //		exception.token = this.getGrammarToken(e.getOffendingToken());
  6.   exception.pushToken(this.getGrammarToken(e.getOffendingToken()));
  7.   throw exception;
  8. }

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