Package org.apache.oozie.util

Examples of org.apache.oozie.util.ELEvaluator

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     * @throws Exception thrown if failed to resolve data properties
     * @update modify 'Action' element with appropriate list of files.
     */
    @SuppressWarnings("unchecked")
    private void materializeDataProperties(Element eAction, Configuration conf) throws Exception {
        ELEvaluator eval = CoordELEvaluator.createDataEvaluator(eAction, conf, actionId);
        Element configElem = eAction.getChild("action", eAction.getNamespace()).getChild("workflow",
                eAction.getNamespace()).getChild("configuration", eAction.getNamespace());
        if (configElem != null) {
            for (Element propElem : (List<Element>) configElem.getChildren("property", configElem.getNamespace())) {
                resolveTagContents("value", propElem, eval);
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            Configuration conf) throws Exception {
        for (Element dEvent : eDataEvents) {
            if (dEvent.getChild("unresolved-instances", dEvent.getNamespace()) == null) {
                continue;
            }
            ELEvaluator eval = CoordELEvaluator.createLazyEvaluator(actualTime, nominalTime, dEvent, conf);
            String uresolvedInstance = dEvent.getChild("unresolved-instances", dEvent.getNamespace()).getTextTrim();
            String unresolvedList[] = uresolvedInstance.split(CoordELFunctions.INSTANCE_SEPARATOR);
            StringBuffer resolvedTmp = new StringBuffer();
            for (int i = 0; i < unresolvedList.length; i++) {
                String ret = CoordELFunctions.evalAndWrap(eval, unresolvedList[i]);
                Boolean isResolved = (Boolean) eval.getVariable("is_resolved");
                if (isResolved == false) {
                    LOG.info("[" + actionId + "]::Cannot resolve: " + ret);
                    return false;
                }
                if (resolvedTmp.length() > 0) {
                    resolvedTmp.append(CoordELFunctions.INSTANCE_SEPARATOR);
                }
                resolvedTmp.append((String) eval.getVariable("resolved_path"));
            }
            if (resolvedTmp.length() > 0) {
                if (dEvent.getChild("uris", dEvent.getNamespace()) != null) {
                    resolvedTmp.append(CoordELFunctions.INSTANCE_SEPARATOR).append(
                            dEvent.getChild("uris", dEvent.getNamespace()).getTextTrim());
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                    unresolvedInstances.append(CoordELFunctions.INSTANCE_SEPARATOR);
                }
                unresolvedInstances.append(instanceList[i]);
                continue;
            }
            ELEvaluator eval = CoordELEvaluator.createURIELEvaluator(instanceList[i]);
            if (uris.length() > 0) {
                uris.append(CoordELFunctions.INSTANCE_SEPARATOR);
            }
            uris.append(CoordELFunctions.evalAndWrap(eval, event.getChild("dataset", event.getNamespace()).getChild(
                    "uri-template", event.getNamespace()).getTextTrim()));
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        /*
         * (non-Javadoc)
         * @see org.apache.oozie.action.ActionExecutor.Context#getELEvaluator()
         */
        public ELEvaluator getELEvaluator() {
            ELEvaluator evaluator = Services.get().get(ELService.class).createEvaluator("workflow");
            DagELFunctions.configureEvaluator(evaluator, workflow, action);
            return evaluator;
        }
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     * @return int instanceNumber
     * @throws Exception
     */
    public static int getInstanceNumber(String function, Element event, SyncCoordAction appInst, Configuration conf,
            StringBuilder restArg) throws Exception {
        ELEvaluator eval = CoordELEvaluator
                .createInstancesELEvaluator("coord-action-create-inst", event, appInst, conf);
        String newFunc = CoordELFunctions.evalAndWrap(eval, function);
        int funcType = getFuncType(newFunc);
        if (funcType == CURRENT || funcType == LATEST) {
            return parseOneArg(newFunc);
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                    unresolvedInstances.append(CoordELFunctions.INSTANCE_SEPARATOR);
                }
                unresolvedInstances.append(instanceList[i]);
                continue;
            }
            ELEvaluator eval = CoordELEvaluator.createURIELEvaluator(instanceList[i]);
            if (uris.length() > 0) {
                uris.append(CoordELFunctions.INSTANCE_SEPARATOR);
                urisWithDoneFlag.append(CoordELFunctions.INSTANCE_SEPARATOR);
            }
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            LogUtils.setLogInfo(workflow, logInfo);
            LOG = XLog.resetPrefix(LOG);
            LOG.debug("Workflow record created, Status [{0}]", workflow.getStatus());
            Element wfElem = XmlUtils.parseXml(app.getDefinition());
            ELEvaluator evalSla = createELEvaluatorForGroup(conf, "wf-sla-submit");
            String jobSlaXml = verifySlaElements(wfElem, evalSla);
            writeSLARegistration(jobSlaXml, workflow.getId(), workflow.getUser(), workflow.getGroup(), LOG);
            workflow.setSlaXml(jobSlaXml);
            // System.out.println("SlaXml :"+ slaXml);
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     * @param conf configuration variable
     * @param group group variable
     * @return the evaluator created for the group
     */
    public static ELEvaluator createELEvaluatorForGroup(Configuration conf, String group) {
        ELEvaluator eval = Services.get().get(ELService.class).createEvaluator(group);
        for (Map.Entry<String, String> entry : conf) {
            eval.setVariable(entry.getKey(), entry.getValue());
        }
        return eval;
    }
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        if (eSla == null) {
            // eAppXml.getNamespace("sla"));
            return false;
        }
        try {
            ELEvaluator evalSla = CoordELEvaluator.createSLAEvaluator(nominalTime, conf);
            List<Element> elemList = eSla.getChildren();
            for (Element elem : elemList) {
                String updated;
                try {
                    updated = CoordELFunctions.evalAndWrap(evalSla, elem.getText().trim());
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            return;
        }
        StringBuffer unresolvedList = new StringBuffer();
        for (Element event : events) {
            StringBuilder instances = new StringBuilder();
            ELEvaluator eval = CoordELEvaluator.createInstancesELEvaluator(event, appInst, conf);
            // Handle list of instance tag
            resolveInstances(event, instances, appInst, conf, eval);
            // Handle start-instance and end-instance
            resolveInstanceRange(event, instances, appInst, conf, eval);
            // Separate out the unresolved instances
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