Package com.espertech.esper.antlr

Examples of com.espertech.esper.antlr.NoCaseSensitiveStream

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    public static Tree parse(String propertyName)
    {
        CharStream input;
        try
        {
            input = new NoCaseSensitiveStream(new StringReader(propertyName));
        }
        catch (IOException ex)
        {
            throw new PropertyAccessException("IOException parsing property name '" + propertyName + '\'', ex);
        }

        EsperEPL2GrammarLexer lex = new EsperEPL2GrammarLexer(input);
        CommonTokenStream tokens = new CommonTokenStream(lex);
        EsperEPL2GrammarParser g = new EsperEPL2GrammarParser(tokens);
        EsperEPL2GrammarParser.startEventPropertyRule_return r;

        try
        {
             r = g.startEventPropertyRule();
        }
        catch (RuntimeException e)
        {
            if (log.isDebugEnabled())
            {
                log.debug("Error parsing property expression [" + propertyName + "]", e);
            }
            if (e.getCause() instanceof RecognitionException)
            {
                throw ExceptionConvertor.convertProperty((RecognitionException)e.getCause(), propertyName, true, g);
            }
            else
            {
                throw e;
            }
        }
        catch (RecognitionException e)
        {
            // Check for keywords and escape each, parse again
            String escapedPropertyName = escapeKeywords(tokens);

            CharStream inputEscaped;
            try
            {
                inputEscaped = new NoCaseSensitiveStream(new StringReader(escapedPropertyName));
            }
            catch (IOException ex)
            {
                throw new PropertyAccessException("IOException parsing property name '" + propertyName + '\'', ex);
            }
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        querySQL = querySQL.replaceAll("\\s\\s+|\\n|\\r", " ");
        StringReader reader = new StringReader(querySQL);
        CharStream input;
        try
        {
            input = new NoCaseSensitiveStream(reader);
        }
        catch (IOException ex)
        {
            throw new ExprValidationException("IOException lexing query SQL '" + querySQL + '\'', ex);
        }
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        }
        return undeployedTypes;
    }

    public static ParseNode getModule(EPLModuleParseItem item, String resourceName) throws ParseException, IOException {
        CharStream input = new NoCaseSensitiveStream(new StringReader(item.getExpression()));

        EsperEPL2GrammarLexer lex = new EsperEPL2GrammarLexer(input);
        CommonTokenStream tokenStream = new CommonTokenStream(lex);

        List tokens = tokenStream.getTokens();
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    public static List<EPLModuleParseItem> parse(String module) {

        CharStream input;
        try
        {
            input = new NoCaseSensitiveStream(new StringReader(module));
        }
        catch (IOException ex)
        {
            log.error("Exception reading model expression: " + ex.getMessage(), ex);
            return null;
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public class EPLModuleUtil
{
    private static Log log = LogFactory.getLog(EPLModuleUtil.class);

    public static ParseNode getModule(EPLModuleParseItem item, String resourceName) throws ParseException, IOException {
        CharStream input = new NoCaseSensitiveStream(new StringReader(item.getExpression()));

        EsperEPL2GrammarLexer lex = new EsperEPL2GrammarLexer(input);
        CommonTokenStream tokenStream = new CommonTokenStream(lex);

        List tokens = tokenStream.getTokens();
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    public static List<EPLModuleParseItem> parse(String module) {

        CharStream input;
        try
        {
            input = new NoCaseSensitiveStream(new StringReader(module));
        }
        catch (IOException ex)
        {
            log.error("Exception reading model expression: " + ex.getMessage(), ex);
            return null;
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        querySQL = querySQL.replaceAll("\\s\\s+|\\n|\\r", " ");
        StringReader reader = new StringReader(querySQL);
        CharStream input;
        try
        {
            input = new NoCaseSensitiveStream(reader);
        }
        catch (IOException ex)
        {
            throw new ExprValidationException("IOException lexing query SQL '" + querySQL + '\'', ex);
        }
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        }
        return undeployedTypes;
    }

    public static ParseNode getModule(EPLModuleParseItem item, String resourceName) throws ParseException, IOException {
        CharStream input = new NoCaseSensitiveStream(new StringReader(item.getExpression()));

        EsperEPL2GrammarLexer lex = new EsperEPL2GrammarLexer(input);
        CommonTokenStream tokenStream = new CommonTokenStream(lex);

        List tokens = tokenStream.getTokens();
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    public static List<EPLModuleParseItem> parse(String module) {

        CharStream input;
        try
        {
            input = new NoCaseSensitiveStream(new StringReader(module));
        }
        catch (IOException ex)
        {
            log.error("Exception reading model expression: " + ex.getMessage(), ex);
            return null;
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        querySQL = querySQL.replaceAll("\\s\\s+|\\n|\\r", " ");
        StringReader reader = new StringReader(querySQL);
        CharStream input;
        try
        {
            input = new NoCaseSensitiveStream(reader);
        }
        catch (IOException ex)
        {
            throw new ExprValidationException("IOException lexing query SQL '" + querySQL + '\'', ex);
        }
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Related Classes of com.espertech.esper.antlr.NoCaseSensitiveStream

  • com.espertech.esper.core.deploy.EPLModuleUtil
  • com.espertech.esper.epl.db.DatabasePollingViewableFactory
  • com.espertech.esper.epl.parse.ParseHelper
  • com.espertech.esper.event.property.PropertyParser
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