Examples with TranslateResult org.smartdata.model.rule.TranslateResult used on opensource projects

Example 6 with TranslateResult

use of org.smartdata.model.rule.TranslateResult in project SSM by Intel-bigdata.

the class SmartRuleStringParser method doTranslate.

private TranslateResult doTranslate(String rule) throws IOException {
    parseErrors.clear();
    parserErrorMessage = "";
    InputStream input = new ByteArrayInputStream(rule.getBytes());
    ANTLRInputStream antlrInput = new ANTLRInputStream(input);
    SmartRuleLexer lexer = new SmartRuleLexer(antlrInput);
    CommonTokenStream tokens = new CommonTokenStream(lexer);
    SmartRuleParser parser = new SmartRuleParser(tokens);
    parser.removeErrorListeners();
    parser.addErrorListener(new SSMRuleErrorListener());
    ParseTree tree = parser.ssmrule();
    if (parseErrors.size() > 0) {
        throw new IOException(parserErrorMessage);
    }
    SmartRuleVisitTranslator visitor = new SmartRuleVisitTranslator(ctx);
    try {
        visitor.visit(tree);
    } catch (RuntimeException e) {
        throw new IOException(e.getMessage());
    }
    TranslateResult result = visitor.generateSql();
    return result;
}

Example 7 with TranslateResult

use of org.smartdata.model.rule.TranslateResult in project SSM by Intel-bigdata.

the class RuleInfoRepo method doLaunchExecutor.

private RuleExecutor doLaunchExecutor(RuleManager ruleManager) throws IOException {
    RuleState state = ruleInfo.getState();
    if (state == RuleState.ACTIVE || state == RuleState.DRYRUN) {
        if (executor != null && !executor.isExited()) {
            return null;
        }
        ExecutionContext ctx = new ExecutionContext();
        ctx.setRuleId(ruleInfo.getId());
        TranslationContext transCtx = new TranslationContext(ruleInfo.getId(), ruleInfo.getSubmitTime());
        TranslateResult tr = executor != null ? executor.getTranslateResult() : new SmartRuleStringParser(ruleInfo.getRuleText(), transCtx, conf).translate();
        List<RuleExecutorPlugin> plugins = RuleExecutorPluginManager.getPlugins();
        for (RuleExecutorPlugin plugin : plugins) {
            plugin.onNewRuleExecutor(ruleInfo, tr);
        }
        executor = new RuleExecutor(ruleManager, ctx, tr, ruleManager.getMetaStore());
        return executor;
    }
    return null;
}