Package org.apache.drill.common.expression.parser

Examples of org.apache.drill.common.expression.parser.ExprParser

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  // HELPER METHODS //

  private LogicalExpression parseExpr(String expr) throws RecognitionException {
    ExprLexer lexer = new ExprLexer(new ANTLRStringStream(expr));
    CommonTokenStream tokens = new CommonTokenStream(lexer);
    ExprParser parser = new ExprParser(tokens);
    parse_return ret = parser.parse();
    return ret.e;
  }
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        return null;
      try {
        // logger.debug("Parsing expression string '{}'", expr);
        ExprLexer lexer = new ExprLexer(new ANTLRStringStream(expr));
        CommonTokenStream tokens = new CommonTokenStream(lexer);
        ExprParser parser = new ExprParser(tokens);

        //TODO: move functionregistry and error collector to injectables.
        //ctxt.findInjectableValue(valueId, forProperty, beanInstance)
        parse_return ret = parser.parse();

        // ret.e.resolveAndValidate(expr, errorCollector);
        if(ret.e instanceof SchemaPath){
          return (SchemaPath) ret.e;
        }else{
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        return null;
      try {
        // logger.debug("Parsing expression string '{}'", expr);
        ExprLexer lexer = new ExprLexer(new ANTLRStringStream(expr));
        CommonTokenStream tokens = new CommonTokenStream(lexer);
        ExprParser parser = new ExprParser(tokens);

        //TODO: move functionregistry and error collector to injectables.
        //ctxt.findInjectableValue(valueId, forProperty, beanInstance)
        parse_return ret = parser.parse();

        // ret.e.resolveAndValidate(expr, errorCollector);
        return ret.e;
      } catch (RecognitionException e) {
        throw new RuntimeException(e);
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        return null;
      try {
        // logger.debug("Parsing expression string '{}'", expr);
        ExprLexer lexer = new ExprLexer(new ANTLRStringStream(expr));
        CommonTokenStream tokens = new CommonTokenStream(lexer);
        ExprParser parser = new ExprParser(tokens);

        //TODO: move functionregistry and error collector to injectables.
        //ctxt.findInjectableValue(valueId, forProperty, beanInstance)
        parse_return ret = parser.parse();

        // ret.e.resolveAndValidate(expr, errorCollector);
        if(ret.e instanceof SchemaPath){
          return (SchemaPath) ret.e;
        }else{
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Related Classes of org.apache.drill.common.expression.parser.ExprParser

  • org.apache.drill.common.expression.LogicalExpression$De
  • org.apache.drill.common.expression.SchemaPath$De
  • org.apache.drill.exec.compile.TestEvaluationVisitor
  • org.apache.drill.exec.expr.ExpressionInterpreterTest
  • org.apache.drill.exec.expr.ExpressionTest
  • org.apache.drill.exec.ref.eval.SimpleEvaluationVisitor
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