Examples with JexlContext org.apache.commons.jexl2.JexlContext used on opensource projects

Example 36 with JexlContext

use of org.apache.commons.jexl2.JexlContext in project newts by OpenNMS.

the class ResultDescriptor method expression.

public ResultDescriptor expression(String label, String expression) {
    final JexlExpression expr = JEXL_ENGINE.createExpression(expression);
    final String[] labels = getLabels().toArray(new String[0]);
    CalculationFunction evaluate = new CalculationFunction() {

        private static final long serialVersionUID = -3328049421398096252L;

        @Override
        public double apply(double... ds) {
            JexlContext jc = new MapContext();
            for (int i = 0; i < labels.length; i++) {
                jc.set(labels[i], ds[i]);
            }
            return ((Number) expr.evaluate(jc)).doubleValue();
        }
    };
    return calculate(label, evaluate, labels);
}

Example 37 with JexlContext

use of org.apache.commons.jexl2.JexlContext in project jmeter by apache.

the class Jexl3Function method execute.

/**
 * {@inheritDoc}
 */
@Override
public String execute(SampleResult previousResult, Sampler currentSampler) throws InvalidVariableException {
    // $NON-NLS-1$
    String str = "";
    CompoundVariable var = (CompoundVariable) values[0];
    String exp = var.execute();
    // $NON-NLS-1$
    String varName = "";
    if (values.length > 1) {
        varName = ((CompoundVariable) values[1]).execute().trim();
    }
    JMeterContext jmctx = JMeterContextService.getContext();
    JMeterVariables vars = jmctx.getVariables();
    try {
        JexlContext jc = new MapContext();
        // $NON-NLS-1$
        jc.set("log", log);
        // $NON-NLS-1$
        jc.set("ctx", jmctx);
        // $NON-NLS-1$
        jc.set("vars", vars);
        // $NON-NLS-1$
        jc.set("props", JMeterUtils.getJMeterProperties());
        // Previously mis-spelt as theadName
        // $NON-NLS-1$
        jc.set("threadName", Thread.currentThread().getName());
        // $NON-NLS-1$ (may be null)
        jc.set("sampler", currentSampler);
        // $NON-NLS-1$ (may be null)
        jc.set("sampleResult", previousResult);
        // $NON-NLS-1$
        jc.set("OUT", System.out);
        // Now evaluate the script, getting the result
        JexlScript e = threadLocalJexl.get().createScript(exp);
        Object o = e.execute(jc);
        if (o != null) {
            str = o.toString();
        }
        if (vars != null && varName.length() > 0) {
            // vars will be null on TestPlan
            vars.put(varName, str);
        }
    } catch (Exception e) {
        log.error("An error occurred while evaluating the expression \"{}\"\n", exp, e);
    }
    return str;
}

Example 38 with JexlContext

use of org.apache.commons.jexl2.JexlContext in project jmeter by apache.

the class Jexl2Function method execute.

/**
 * {@inheritDoc}
 */
@Override
public String execute(SampleResult previousResult, Sampler currentSampler) throws InvalidVariableException {
    // $NON-NLS-1$
    String str = "";
    CompoundVariable var = (CompoundVariable) values[0];
    String exp = var.execute();
    // $NON-NLS-1$
    String varName = "";
    if (values.length > 1) {
        varName = ((CompoundVariable) values[1]).execute().trim();
    }
    JMeterContext jmctx = JMeterContextService.getContext();
    JMeterVariables vars = jmctx.getVariables();
    try {
        JexlContext jc = new MapContext();
        // $NON-NLS-1$
        jc.set("log", log);
        // $NON-NLS-1$
        jc.set("ctx", jmctx);
        // $NON-NLS-1$
        jc.set("vars", vars);
        // $NON-NLS-1$
        jc.set("props", JMeterUtils.getJMeterProperties());
        // Previously mis-spelt as theadName
        // $NON-NLS-1$
        jc.set("threadName", Thread.currentThread().getName());
        // $NON-NLS-1$ (may be null)
        jc.set("sampler", currentSampler);
        // $NON-NLS-1$ (may be null)
        jc.set("sampleResult", previousResult);
        // $NON-NLS-1$
        jc.set("OUT", System.out);
        // Now evaluate the script, getting the result
        Script e = getJexlEngine().createScript(exp);
        Object o = e.execute(jc);
        if (o != null) {
            str = o.toString();
        }
        if (vars != null && varName.length() > 0) {
            // vars will be null on TestPlan
            vars.put(varName, str);
        }
    } catch (Exception e) {
        log.error("An error occurred while evaluating the expression \"" + exp + "\"\n", e);
    }
    return str;
}

Example 39 with JexlContext

use of org.apache.commons.jexl2.JexlContext in project nutch by apache.

the class JexlIndexingFilter method metadataToContext.

private JexlContext metadataToContext(Metadata metadata) {
    JexlContext context = new MapContext();
    for (String name : metadata.names()) {
        String[] values = metadata.getValues(name);
        context.set(name, values.length > 1 ? values : values[0]);
    }
    return context;
}

Example 40 with JexlContext

use of org.apache.commons.jexl2.JexlContext in project cxf by apache.

the class JexlClaimsMapper method mapClaims.

public ProcessedClaimCollection mapClaims(String sourceRealm, ProcessedClaimCollection sourceClaims, String targetRealm, ClaimsParameters parameters) {
    JexlContext context = new MapContext();
    context.set("sourceClaims", sourceClaims);
    context.set("targetClaims", new ProcessedClaimCollection());
    context.set("sourceRealm", sourceRealm);
    context.set("targetRealm", targetRealm);
    context.set("claimsParameters", parameters);
    JexlScript s = getScript();
    if (s == null) {
        LOG.warning("No claim mapping script defined");
        // TODO Check if null or an exception would be more
        return new ProcessedClaimCollection();
    // appropriate
    }
    return (ProcessedClaimCollection) s.execute(context);
}