Example usage for javax.script ScriptException getCause

Introduction

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

Prototype

public synchronized Throwable getCause() 

Source Link

Document

Returns the cause of this throwable or null if the cause is nonexistent or unknown.

Usage

From source file:org.jumpmind.metl.core.runtime.component.ModelAttributeScriptHelper.java

public static Object eval(Message message, ComponentContext context, ModelAttribute attribute, Object value,
        ModelEntity entity, EntityData data, String expression) {
    ScriptEngine engine = scriptEngine.get();
    if (engine == null) {
        ScriptEngineManager factory = new ScriptEngineManager();
        engine = factory.getEngineByName("groovy");
        scriptEngine.set(engine);//w w w  .  j  av a  2 s  .c om
    }
    engine.put("value", value);
    engine.put("data", data);
    engine.put("entity", entity);
    engine.put("attribute", attribute);
    engine.put("message", message);
    engine.put("context", context);

    try {
        String importString = "import org.jumpmind.metl.core.runtime.component.ModelAttributeScriptHelper;\n";
        String code = String.format(
                "return new ModelAttributeScriptHelper(message, context, attribute, entity, data, value) { public Object eval() { return %s } }.eval()",
                expression);
        return engine.eval(importString + code);
    } catch (ScriptException e) {
        throw new RuntimeException("Unable to evaluate groovy script.  Attribute ==> " + attribute.getName()
                + ".  Value ==> " + value.toString() + "." + e.getCause().getMessage(), e);
    }
}

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From source file:org.wso2.carbon.business.rules.core.util.TemplateManagerHelper.java

/**
 * Runs the script that is given as a string, and gives all the variables specified in the script
 *
 * @param script//from  w w  w .j a  v a 2  s . c om
 * @return Map of Strings
 * @throws TemplateManagerHelperException
 */
public static Map<String, String> getScriptGeneratedVariables(String script)
        throws RuleTemplateScriptException {
    ScriptEngineManager manager = new ScriptEngineManager();
    ScriptEngine engine = manager.getEngineByName("JavaScript");

    ScriptContext scriptContext = new SimpleScriptContext();
    scriptContext.setBindings(engine.createBindings(), ScriptContext.ENGINE_SCOPE);

    try {
        // Run script
        engine.eval(script);
        Map<String, Object> returnedScriptContextBindings = engine.getBindings(ScriptContext.ENGINE_SCOPE);

        // Variable names and their values as strings, from the script context binding
        Map<String, String> scriptVariables = new HashMap<>();
        for (Map.Entry scriptVariable : returnedScriptContextBindings.entrySet()) {
            if (scriptVariable.getValue() == null) {
                scriptVariables.put(scriptVariable.getKey().toString(), null);
            } else {
                scriptVariables.put(scriptVariable.getKey().toString(), scriptVariable.getValue().toString());
            }
        }
        return scriptVariables;
    } catch (ScriptException e) {
        throw new RuleTemplateScriptException(e.getCause().getMessage(), e);
    }
}

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From source file:org.apache.tinkerpop.gremlin.groovy.jsr223.GremlinGroovyScriptEngineCompileStaticTest.java

@Test
public void shouldCompileStaticWithExtension() throws Exception {
    // with no type checking extension this should pass
    final CompileStaticCustomizerProvider providerNoExtension = new CompileStaticCustomizerProvider();
    try (GremlinGroovyScriptEngine scriptEngine = new GremlinGroovyScriptEngine(providerNoExtension)) {
        assertEquals(255, scriptEngine.eval("def c = new java.awt.Color(255, 255, 255); c.red"));
    }//from  w  ww. java 2  s . c o m

    final CompileStaticCustomizerProvider providerWithExtension = new CompileStaticCustomizerProvider(
            PrecompiledExtensions.PreventColorUsageExtension.class.getName());
    try (GremlinGroovyScriptEngine scriptEngine = new GremlinGroovyScriptEngine(providerWithExtension)) {
        scriptEngine.eval("def c = new java.awt.Color(255, 255, 255); c.red");
        fail("Should have failed type checking");
    } catch (ScriptException se) {
        assertEquals(MultipleCompilationErrorsException.class, se.getCause().getClass());
        assertThat(se.getMessage(), containsString("Method call is not allowed!"));
    }
}

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From source file:org.apache.tinkerpop.gremlin.groovy.jsr223.GremlinGroovyScriptEngineTypeCheckedTest.java

@Test
public void shouldTypeCheckWithExtension() throws Exception {
    // with no type checking extension this should pass
    final TypeCheckedCustomizerProvider providerNoExtension = new TypeCheckedCustomizerProvider();
    try (GremlinGroovyScriptEngine scriptEngine = new GremlinGroovyScriptEngine(providerNoExtension)) {
        assertEquals(255, scriptEngine.eval("def c = new java.awt.Color(255, 255, 255); c.red"));
    }//from  w w w  .  j av  a 2s. c om

    final CompileStaticCustomizerProvider providerWithExtension = new CompileStaticCustomizerProvider(
            PrecompiledExtensions.PreventColorUsageExtension.class.getName());
    try (GremlinGroovyScriptEngine scriptEngine = new GremlinGroovyScriptEngine(providerWithExtension)) {
        scriptEngine.eval("def c = new java.awt.Color(255, 255, 255); c.red");
        fail("Should have failed type checking");
    } catch (ScriptException se) {
        assertEquals(MultipleCompilationErrorsException.class, se.getCause().getClass());
        assertThat(se.getMessage(), containsString("Method call is not allowed!"));
    }
}

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From source file:org.apache.tinkerpop.gremlin.groovy.jsr223.GremlinGroovyScriptEngineCompileStaticTest.java

@Test
public void shouldCompileStaticWithMultipleExtension() throws Exception {
    // with no type checking extension this should pass
    final CompileStaticCustomizerProvider providerNoExtension = new CompileStaticCustomizerProvider();
    try (GremlinGroovyScriptEngine scriptEngine = new GremlinGroovyScriptEngine(providerNoExtension)) {
        assertEquals(255, scriptEngine.eval("def c = new java.awt.Color(255, 255, 255); c.red"));
        assertEquals(1l, scriptEngine.eval("def c = new java.util.concurrent.CountDownLatch(1); c.count"));
    }/*  w  w  w.  j a v  a 2 s  . co  m*/

    final CompileStaticCustomizerProvider providerWithExtension = new CompileStaticCustomizerProvider(
            PrecompiledExtensions.PreventColorUsageExtension.class.getName() + ","
                    + PrecompiledExtensions.PreventCountDownLatchUsageExtension.class.getName());
    try (GremlinGroovyScriptEngine scriptEngine = new GremlinGroovyScriptEngine(providerWithExtension)) {
        scriptEngine.eval("def c = new java.awt.Color(255, 255, 255); c.red");
        fail("Should have failed type checking");
    } catch (ScriptException se) {
        assertEquals(MultipleCompilationErrorsException.class, se.getCause().getClass());
        assertThat(se.getMessage(), containsString("Method call is not allowed!"));
    }

    try (GremlinGroovyScriptEngine scriptEngine = new GremlinGroovyScriptEngine(providerWithExtension)) {
        scriptEngine.eval("def c = new java.util.concurrent.CountDownLatch(1); c.count");
        fail("Should have failed type checking");
    } catch (ScriptException se) {
        assertEquals(MultipleCompilationErrorsException.class, se.getCause().getClass());
        assertThat(se.getMessage(), containsString("Method call is not allowed!"));
    }
}

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From source file:org.apache.tinkerpop.gremlin.groovy.jsr223.GremlinGroovyScriptEngineTypeCheckedTest.java

@Test
public void shouldTypeCheckWithMultipleExtension() throws Exception {
    // with no type checking extension this should pass
    final TypeCheckedCustomizerProvider providerNoExtension = new TypeCheckedCustomizerProvider();
    try (GremlinGroovyScriptEngine scriptEngine = new GremlinGroovyScriptEngine(providerNoExtension)) {
        assertEquals(255, scriptEngine.eval("def c = new java.awt.Color(255, 255, 255); c.red"));
        assertEquals(1l, scriptEngine.eval("def c = new java.util.concurrent.CountDownLatch(1); c.count"));
    }/*from   www . ja va2  s.  co  m*/

    final TypeCheckedCustomizerProvider providerWithExtension = new TypeCheckedCustomizerProvider(
            PrecompiledExtensions.PreventColorUsageExtension.class.getName() + ","
                    + PrecompiledExtensions.PreventCountDownLatchUsageExtension.class.getName());
    try (GremlinGroovyScriptEngine scriptEngine = new GremlinGroovyScriptEngine(providerWithExtension)) {
        scriptEngine.eval("def c = new java.awt.Color(255, 255, 255); c.red");
        fail("Should have failed type checking");
    } catch (ScriptException se) {
        assertEquals(MultipleCompilationErrorsException.class, se.getCause().getClass());
        assertThat(se.getMessage(), containsString("Method call is not allowed!"));
    }

    try (GremlinGroovyScriptEngine scriptEngine = new GremlinGroovyScriptEngine(providerWithExtension)) {
        scriptEngine.eval("def c = new java.util.concurrent.CountDownLatch(1); c.count");
        fail("Should have failed type checking");
    } catch (ScriptException se) {
        assertEquals(MultipleCompilationErrorsException.class, se.getCause().getClass());
        assertThat(se.getMessage(), containsString("Method call is not allowed!"));
    }
}

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From source file:com.hortonworks.streamline.streams.runtime.processor.RuleProcessorRuntime.java

private GroovyScript<Boolean> createHelperGroovyScript(GroovyExpression groovyExpression,
        GroovyScriptEngine groovyScriptEngine) {
    return new GroovyScript<Boolean>(groovyExpression.asString(), groovyScriptEngine) {
        @Override/*from   w  w  w  .jav a 2 s.  c om*/
        public Boolean evaluate(StreamlineEvent event) throws ScriptException {
            Boolean evaluates = false;
            try {
                evaluates = super.evaluate(event);
            } catch (ScriptException e) {
                if (e.getCause() != null && e.getCause() instanceof groovy.lang.MissingPropertyException) {
                    // Occurs when not all the properties required for evaluating the script are set. This can happen for example
                    // when receiving an StreamlineEvent that does not have all the fields required to evaluate the expression
                    LOG.debug("Missing property required to evaluate expression. {}",
                            e.getCause().getMessage());
                    LOG.trace("", e);
                    evaluates = false;
                } else {
                    throw e;
                }
            }
            return evaluates;
        }
    };
}

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From source file:org.jumpmind.metl.core.runtime.component.Transformer.java

@Override
public void handle(Message inputMessage, ISendMessageCallback callback, boolean unitOfWorkBoundaryReached) {
    if (scriptEngine == null) {
        ScriptEngineManager factory = new ScriptEngineManager();
        scriptEngine = factory.getEngineByName("groovy");
    }//from ww w.  j  a v a2  s. c  o m
    totalTime = 0;
    if (inputMessage instanceof EntityDataMessage) {
        Model inputModel = getComponent().getInputModel();
        List<EntityData> inDatas = ((EntityDataMessage) inputMessage).getPayload();
        ArrayList<EntityData> outDatas = new ArrayList<EntityData>(inDatas != null ? inDatas.size() : 0);

        if (inDatas != null) {
            for (EntityData inData : inDatas) {
                EntityData outData = new EntityData();
                outData.setChangeType(inData.getChangeType());
                outDatas.add(outData);

                Set<String> attributeIds = new HashSet<String>();
                Set<ModelEntity> processedEntities = new HashSet<ModelEntity>();
                for (String attributeId : inData.keySet()) {
                    ModelAttribute attribute = inputModel.getAttributeById(attributeId);
                    if (attribute != null) {
                        ModelEntity entity = inputModel.getEntityById(attribute.getEntityId());
                        if (entity != null && !processedEntities.contains(entity)) {
                            List<ModelAttribute> attributes = entity.getModelAttributes();
                            for (ModelAttribute modelAttribute : attributes) {
                                attributeIds.add(modelAttribute.getId());
                            }
                            processedEntities.add(entity);
                        }
                    }
                }

                for (String attributeId : attributeIds) {
                    String transform = transformsByAttributeId.get(attributeId);
                    Object value = inData.get(attributeId);
                    if (isNotBlank(transform)) {
                        ModelAttribute attribute = inputModel.getAttributeById(attributeId);
                        ModelEntity entity = inputModel.getEntityById(attribute.getEntityId());

                        ModelAttributeScriptHelper helper = helpers.get(attribute.getId());
                        if (helper == null) {
                            long ts = System.currentTimeMillis();
                            scriptEngine.put("entity", entity);
                            scriptEngine.put("attribute", attribute);
                            scriptEngine.put("context", context);

                            try {
                                String importString = "import org.jumpmind.metl.core.runtime.component.ModelAttributeScriptHelper;\n";
                                String code = String.format(
                                        "return new ModelAttributeScriptHelper(context, attribute, entity) { public Object eval() { return %s } }",
                                        transform);
                                helper = (ModelAttributeScriptHelper) scriptEngine.eval(importString + code);
                                helpers.put(attribute.getId(), helper);
                            } catch (ScriptException e) {
                                throw new RuntimeException("Unable to evaluate groovy script.  Attribute ==> "
                                        + attribute.getName() + ".  Value ==> " + value.toString() + "."
                                        + e.getCause().getMessage(), e);
                            }

                            log.debug("It took " + (System.currentTimeMillis() - ts) + "ms to create class");
                        }

                        helper.setData(inData);
                        helper.setValue(value);
                        helper.setMessage(inputMessage);
                        long ts = System.currentTimeMillis();
                        value = helper.eval();
                        totalTime += (System.currentTimeMillis() - ts);
                        totalCalls++;
                    }
                    if (value != ModelAttributeScriptHelper.REMOVE_ATTRIBUTE) {
                        outData.put(attributeId, value);
                    }
                }
                getComponentStatistics().incrementNumberEntitiesProcessed(threadNumber);
            }
        }
        callback.sendEntityDataMessage(null, outDatas);

        if (totalCalls > 0) {
            log.debug("It took " + (totalTime / totalCalls) + "ms on average to call eval");
        }

    } else if (inputMessage instanceof ControlMessage) {
        callback.sendControlMessage();
    }
}

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From source file:com.github.safrain.remotegsh.server.RgshFilter.java

private void performRunScript(HttpServletRequest request, HttpServletResponse response) throws IOException {
    String script = toString(request.getInputStream(), charset);
    try {/*w  ww. j a v  a 2  s  . co m*/
        ScriptEngine engine = prepareEngine(request, response);
        engine.eval(script);
        response.setStatus(200);
        // Post and run won't return evaluate result to client
    } catch (ScriptException e) {
        log.log(Level.SEVERE, "Error while running script:" + script, e);
        response.setStatus(500);
        e.getCause().printStackTrace(response.getWriter());
    }
}

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From source file:org.graphwalker.machines.ExtendedFiniteStateMachine.java

public void eval(String script) {
    if (jsEngine != null) {
        try {//  w  w w  .  ja  v  a  2s .c  o m
            jsEngine.eval(script);
        } catch (ScriptException e) {
            logger.error("Problem when running: '" + script + "' in BeanShell");
            logger.error("EvalError: " + e);
            logger.error(e.getCause());
            throw new RuntimeException("Execution of startup script generated an error.", e);
        }
    } else if (beanShellEngine != null) {
        try {
            beanShellEngine.eval(script);
        } catch (EvalError e) {
            logger.error("Problem when running: '" + script + "' in BeanShell");
            logger.error("EvalError: " + e);
            logger.error(e.getCause());
            throw new RuntimeException("Execution of startup script generated an error.", e);
        }
    }
}

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