Example usage for javax.script SimpleBindings SimpleBindings

Introduction

In this page you can find the example usage for javax.script SimpleBindings SimpleBindings.

Prototype

public SimpleBindings(Map<String, Object> m) 

Source Link

Document

Constructor uses an existing Map to store the values.

Usage

From source file:org.apache.tinkerpop.gremlin.groovy.engine.GremlinExecutor.java

/**
 * Evaluate a script and allow for the submission of a transform {@link Function} that will transform the
 * result after script evaluates but before transaction commit and before the returned {@link CompletableFuture}
 * is completed.//from   w  w  w  .ja v a  2 s. c  o m
 *
 * @param script the script to evaluate
 * @param language the language to evaluate it in
 * @param boundVars the bindings to evaluate in the context of the script
 * @param transformResult a {@link Function} that transforms the result - can be {@code null}
 */
public CompletableFuture<Object> eval(final String script, final String language,
        final Map<String, Object> boundVars, final Function<Object, Object> transformResult) {
    return eval(script, language, new SimpleBindings(boundVars), transformResult, null);
}

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From source file:org.apache.nifi.scripting.ScriptFactory.java

private void updateEngine() throws IOException, ScriptException {
    final String extension = getExtension(scriptFileName);
    // if engine is thread safe, it's being reused...if it's a JrubyEngine it
    File scriptFile = new File(this.scriptFileName);
    ScriptEngine scriptEngine = engineFactory.getNewEngine(scriptFile, extension);
    scriptText = getScriptText(scriptFile, extension);
    Map<String, Object> localThreadVariables = new HashMap<>();
    String loggerVariableKey = getVariableName("GLOBAL", "logger", extension);
    localThreadVariables.put(loggerVariableKey, logger);
    String propertiesVariableKey = getVariableName("INSTANCE", "properties", extension);
    localThreadVariables.put(propertiesVariableKey, new HashMap<String, String>());
    localThreadVariables.put(ScriptEngine.FILENAME, scriptFileName);
    if (scriptEngine instanceof Compilable) {
        Bindings bindings = new SimpleBindings(localThreadVariables);
        scriptEngine.setBindings(bindings, ScriptContext.ENGINE_SCOPE);
        compiledScript = ((Compilable) scriptEngine).compile(scriptText);
    }//from  www . j av a 2  s  .c  o  m
    logger.debug("Updating Engine!!");
}

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From source file:org.apache.tinkerpop.gremlin.groovy.engine.GremlinExecutor.java

/**
 * Evaluate a script and allow for the submission of a {@link Consumer} that will take the result for additional
 * processing after the script evaluates and after the {@link CompletableFuture} is completed, but before the
 * transaction is committed.//from  w  w w  .j  a  v a2  s.com
 *
 * @param script the script to evaluate
 * @param language the language to evaluate it in
 * @param boundVars the bindings to evaluate in the context of the script
 * @param withResult a {@link Consumer} that accepts the result - can be {@code null}
 */
public CompletableFuture<Object> eval(final String script, final String language,
        final Map<String, Object> boundVars, final Consumer<Object> withResult) {
    return eval(script, language, new SimpleBindings(boundVars), null, withResult);
}

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From source file:org.openmrs.module.appframework.service.AppFrameworkServiceImpl.java

public boolean checkRequireExpression(Extension candidate, AppContextModel contextModel) {
    try {//from ww w. j a  v  a  2  s  .  c om
        String requireExpression = candidate.getRequire();
        if (StringUtils.isBlank(requireExpression)) {
            return true;
        } else {
            javascriptEngine.setBindings(new SimpleBindings(contextModel), ScriptContext.ENGINE_SCOPE);
            return javascriptEngine.eval("(" + requireExpression + ") == true").equals(Boolean.TRUE);
        }

    } catch (ScriptException e) {
        log.error("Failed to evaluate 'require' check for extension " + candidate.getId(), e);
        return false;
    }
}

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From source file:org.forgerock.openidm.script.impl.ScriptRegistryService.java

public Promise<ActionResponse, ResourceException> handleAction(final Context context,
        final ActionRequest request) {
    String resourcePath = request.getResourcePath();
    JsonValue content = request.getContent();
    Map<String, Object> bindings = new HashMap<String, Object>();
    JsonValue config = new JsonValue(new HashMap<String, Object>());
    ScriptEntry scriptEntry = null;/*from   ww  w  .j  av  a 2 s  .co m*/
    try {
        if (resourcePath == null || "".equals(resourcePath)) {
            for (String key : content.keys()) {
                if (isSourceUnit(key)) {
                    config.put(key, content.get(key).getObject());
                } else {
                    bindings.put(key, content.get(key).getObject());
                }
            }
            // The script will be in the request content
            scriptEntry = takeScript(config);
            // Add any additional parameters to the map of bindings
            bindings.putAll(request.getAdditionalParameters());
        } else {
            throw new NotSupportedException("Actions are not supported for resource instances");
        }
        switch (request.getActionAsEnum(Action.class)) {
        case compile:
            if (scriptEntry.isActive()) {
                // just get the script - compilation technically happened above in takeScript
                scriptEntry.getScript(context);
                return newActionResponse(new JsonValue(true)).asPromise();
            } else {
                throw new ServiceUnavailableException();
            }
        case eval:
            if (scriptEntry.isActive()) {
                Script script = scriptEntry.getScript(context);
                return newResultPromise(
                        newActionResponse(new JsonValue(script.eval(new SimpleBindings(bindings)))));
            } else {
                throw new ServiceUnavailableException();
            }
        default:
            throw new BadRequestException("Unrecognized action ID " + request.getAction());
        }
    } catch (ResourceException e) {
        return e.asPromise();
    } catch (ScriptCompilationException e) {
        return new BadRequestException(e.getMessage(), e).asPromise();
    } catch (IllegalArgumentException e) { // from getActionAsEnum
        return new BadRequestException(e.getMessage(), e).asPromise();
    } catch (Exception e) {
        return new InternalServerErrorException(e.getMessage(), e).asPromise();
    }
}

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