Examples of ELEvaluator

com.softwaremill.common.cdi.el.ELEvaluator
@author Adam Warski (adam at warski dot org)
org.apache.commons.scxml.env.jsp.ELEvaluator
Evaluator implementation enabling use of EL expressions in SCXML documents.
org.apache.jasper.runtime.el.jstl.ELEvaluator
org.apache.oozie.util.ELEvaluator
JSP Expression Language Evaluator.
It provides a more convenient way of using the JSP EL Evaluator.

Examples of org.apache.oozie.util.ELEvaluator


    /**
     * @return whether a data set is SYNCH or ASYNC
     */
    private static boolean isSyncDataSet() {
        ELEvaluator eval = ELEvaluator.getCurrent();
        SyncCoordDataset ds = (SyncCoordDataset) eval.getVariable(DATASET);
        if (ds == null) {
            throw new RuntimeException("Associated Dataset should be defined with key " + DATASET);
        }
        return ds.getType().equalsIgnoreCase("SYNC");
    }

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Examples of org.apache.oozie.util.ELEvaluator

     * @param conf job configuration
     * @return ELEvaluator the evaluator for el function
     * @throws BundleJobException thrown if failed to create evaluator
     */
    public ELEvaluator createEvaluator(Configuration conf) throws BundleJobException {
        ELEvaluator eval;
        ELEvaluator.Context context;
        try {
            context = new ELEvaluator.Context();
            eval = new ELEvaluator(context);
            for (Map.Entry<String, String> entry : conf) {
                eval.setVariable(entry.getKey(), entry.getValue());
            }
        }
        catch (Exception e) {
            throw new BundleJobException(ErrorCode.E1004, e.getMessage(), e);
        }

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Examples of org.apache.oozie.util.ELEvaluator

     * @param functionName
     * @param n
     * @return null if the functionName needs to be resolved otherwise return the calling function unresolved.
     */
    private static String checkIfResolved(String functionName, String n) {
        ELEvaluator eval = ELEvaluator.getCurrent();
        String replace = (String) eval.getVariable("resolve_" + functionName);
        if (replace == null || (replace != null && replace.equalsIgnoreCase("false"))) { // Don't
            // resolve
            // return "${coord:" + functionName + "(" + n +")}"; //Unresolved
            eval.setVariable(".wrap", "true");
            return "coord:" + functionName + "(" + n + ")"; // Unresolved
        }
        return null; // Resolved it
    }

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Examples of org.apache.oozie.util.ELEvaluator

    private static String echoUnResolved(String functionName, String n) {
        return echoUnResolvedPre(functionName, n, "coord:");
    }


    private static String echoUnResolvedPre(String functionName, String n, String prefix) {
        ELEvaluator eval = ELEvaluator.getCurrent();
        eval.setVariable(".wrap", "true");
        return prefix + functionName + "(" + n + ")"; // Unresolved
    }

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Examples of org.apache.oozie.util.ELEvaluator


    /**
     * @return the initial instance of a DataSet in Calendar
     */
    private static Calendar getInitialInstanceCal() {
        ELEvaluator eval = ELEvaluator.getCurrent();
        SyncCoordDataset ds = (SyncCoordDataset) eval.getVariable(DATASET);
        if (ds == null) {
            throw new RuntimeException("Associated Dataset should be defined with key " + DATASET);
        }
        Calendar effInitTS = Calendar.getInstance();
        effInitTS.setTime(ds.getInitInstance());

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Examples of org.apache.oozie.util.ELEvaluator


    /**
     * @return Nominal or action creation Time when all the dependencies of an application instance are met.
     */
    private static Date getActionCreationtime() {
        ELEvaluator eval = ELEvaluator.getCurrent();
        SyncCoordAction coordAction = (SyncCoordAction) eval.getVariable(COORD_ACTION);
        if (coordAction == null) {
            throw new RuntimeException("Associated Application instance should be defined with key " + COORD_ACTION);
        }
        return coordAction.getNominalTime();
    }

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Examples of org.apache.oozie.util.ELEvaluator


    /**
     * @return Actual Time when all the dependencies of an application instance are met.
     */
    private static Date getActualTime() {
        ELEvaluator eval = ELEvaluator.getCurrent();
        SyncCoordAction coordAction = (SyncCoordAction) eval.getVariable(COORD_ACTION);
        if (coordAction == null) {
            throw new RuntimeException("Associated Application instance should be defined with key " + COORD_ACTION);
        }
        return coordAction.getActualTime();
    }

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Examples of org.apache.oozie.util.ELEvaluator


    /**
     * @return TimeZone for the application or job.
     */
    private static TimeZone getJobTZ() {
        ELEvaluator eval = ELEvaluator.getCurrent();
        SyncCoordAction coordAction = (SyncCoordAction) eval.getVariable(COORD_ACTION);
        if (coordAction == null) {
            throw new RuntimeException("Associated Application instance should be defined with key " + COORD_ACTION);
        }
        return coordAction.getTimeZone();
    }

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Examples of org.apache.oozie.util.ELEvaluator


    /**
     * @return dataset frequency in minutes
     */
    private static int getDSFrequency() {
        ELEvaluator eval = ELEvaluator.getCurrent();
        SyncCoordDataset ds = (SyncCoordDataset) eval.getVariable(DATASET);
        if (ds == null) {
            throw new RuntimeException("Associated Dataset should be defined with key " + DATASET);
        }
        return ds.getFrequency();
    }

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Examples of org.apache.oozie.util.ELEvaluator


    /**
     * @return dataset TimeUnit
     */
    private static TimeUnit getDSTimeUnit() {
        ELEvaluator eval = ELEvaluator.getCurrent();
        SyncCoordDataset ds = (SyncCoordDataset) eval.getVariable(DATASET);
        if (ds == null) {
            throw new RuntimeException("Associated Dataset should be defined with key " + DATASET);
        }
        return ds.getTimeUnit();
    }

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