Package com.espertech.esper.epl.parse

Examples of com.espertech.esper.epl.parse.ParseResult

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        ParseRuleSelector startRuleSelector = new ParseRuleSelector() {
            public Tree invokeParseRule(EsperEPL2GrammarParser parser) throws RecognitionException {
                return parser.startJsonValueRule();
            }
        };
        ParseResult parseResult = ParseHelper.parse(json, json, true, startRuleSelector, false);
        EsperEPL2GrammarParser.StartJsonValueRuleContext tree = (EsperEPL2GrammarParser.StartJsonValueRuleContext) parseResult.getTree();
        Object parsed = ASTJsonHelper.walk(parseResult.getTokenStream(), tree.jsonvalue());

        if (!(parsed instanceof Map)) {
            throw new ExprValidationException("Failed to map value to object of type " + topClass.getName() + ", expected Json Map/Object format, received " + (parsed != null ? parsed.getClass().getSimpleName() : "null"));
        }
        Map<String, Object> objectProperties = (Map<String, Object>) parsed;
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            {
                EsperEPL2GrammarParser.startJsonValueRule_return r = parser.startJsonValueRule();
                return (Tree) r.getTree();
            }
        };
        ParseResult parseResult = ParseHelper.parse(json, json, true, startRuleSelector, false);
        Tree tree = parseResult.getTree();
        Object parsed = ASTJsonHelper.walk(tree);

        if (!(parsed instanceof Map)) {
            throw new ExprValidationException("Failed to map value to object of type " + topClass.getName() + ", expected Json Map/Object format, received " + (parsed != null ? parsed.getClass().getSimpleName() : "null"));
        }
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Related Classes of com.espertech.esper.epl.parse.ParseResult

  • com.espertech.esper.util.JsonUtil
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