Examples with ParameterValueProvider org.camunda.bpm.engine.impl.core.variable.mapping.value.ParameterValueProvider used on opensource projects

Example 21 with ParameterValueProvider

use of org.camunda.bpm.engine.impl.core.variable.mapping.value.ParameterValueProvider in project camunda-bpm-platform by camunda.

the class DecisionTaskPlanItemHandlerTest method testExpressionDecisionRef.

@Test
public void testExpressionDecisionRef() {
    // given:
    String decisionRef = "${aDecisionToCall}";
    decisionTask.setDecision(decisionRef);
    // when
    CmmnActivity activity = handler.handleElement(planItem, context);
    // then
    DecisionTaskActivityBehavior behavior = (DecisionTaskActivityBehavior) activity.getActivityBehavior();
    BaseCallableElement callableElement = behavior.getCallableElement();
    ParameterValueProvider caseRefValueProvider = callableElement.getDefinitionKeyValueProvider();
    assertNotNull(caseRefValueProvider);
    assertTrue(caseRefValueProvider instanceof ElValueProvider);
    ElValueProvider valueProvider = (ElValueProvider) caseRefValueProvider;
    assertEquals(decisionRef, valueProvider.getExpression().getExpressionText());
}

Example 22 with ParameterValueProvider

use of org.camunda.bpm.engine.impl.core.variable.mapping.value.ParameterValueProvider in project camunda-bpm-platform by camunda.

the class DecisionTaskPlanItemHandlerTest method testExpressionDecisionRefExpression.

@Test
public void testExpressionDecisionRefExpression() {
    // given:
    String decision = "${aDecisionToCall}";
    DecisionRefExpression decisionRefExpression = createElement(decisionTask, DecisionRefExpression.class);
    decisionRefExpression.setText(decision);
    // when
    CmmnActivity activity = handler.handleElement(planItem, context);
    // then
    DecisionTaskActivityBehavior behavior = (DecisionTaskActivityBehavior) activity.getActivityBehavior();
    BaseCallableElement callableElement = behavior.getCallableElement();
    ParameterValueProvider caseRefValueProvider = callableElement.getDefinitionKeyValueProvider();
    assertNotNull(caseRefValueProvider);
    assertTrue(caseRefValueProvider instanceof ElValueProvider);
    ElValueProvider valueProvider = (ElValueProvider) caseRefValueProvider;
    assertEquals(decision, valueProvider.getExpression().getExpressionText());
}

Example 23 with ParameterValueProvider

use of org.camunda.bpm.engine.impl.core.variable.mapping.value.ParameterValueProvider in project camunda-bpm-platform by camunda.

the class DecisionTaskPlanItemHandlerTest method testConstantDecisionRef.

@Test
public void testConstantDecisionRef() {
    // given:
    String decisionRef = "aDecisionToCall";
    decisionTask.setDecision(decisionRef);
    // when
    CmmnActivity activity = handler.handleElement(planItem, context);
    // then
    DecisionTaskActivityBehavior behavior = (DecisionTaskActivityBehavior) activity.getActivityBehavior();
    BaseCallableElement callableElement = behavior.getCallableElement();
    ParameterValueProvider decisionRefValueProvider = callableElement.getDefinitionKeyValueProvider();
    assertNotNull(decisionRefValueProvider);
    assertTrue(decisionRefValueProvider instanceof ConstantValueProvider);
    ConstantValueProvider valueProvider = (ConstantValueProvider) decisionRefValueProvider;
    assertEquals(decisionRef, valueProvider.getValue(null));
}

Example 24 with ParameterValueProvider

use of org.camunda.bpm.engine.impl.core.variable.mapping.value.ParameterValueProvider in project camunda-bpm-platform by camunda.

the class BpmnParseUtil method parseParamValueProvider.

/**
 * @throws BpmnParseException if the parameter is invalid
 */
protected static ParameterValueProvider parseParamValueProvider(Element parameterElement) {
    // LIST
    if ("list".equals(parameterElement.getTagName())) {
        List<ParameterValueProvider> providerList = new ArrayList<ParameterValueProvider>();
        for (Element element : parameterElement.elements()) {
            // parse nested provider
            providerList.add(parseParamValueProvider(element));
        }
        return new ListValueProvider(providerList);
    }
    // MAP
    if ("map".equals(parameterElement.getTagName())) {
        TreeMap<ParameterValueProvider, ParameterValueProvider> providerMap = new TreeMap<ParameterValueProvider, ParameterValueProvider>();
        for (Element entryElement : parameterElement.elements("entry")) {
            // entry must provide key
            String keyAttribute = entryElement.attribute("key");
            if (keyAttribute == null || keyAttribute.isEmpty()) {
                throw new BpmnParseException("Missing attribute 'key' for 'entry' element", entryElement);
            }
            // parse nested provider
            providerMap.put(new ElValueProvider(getExpressionManager().createExpression(keyAttribute)), parseNestedParamValueProvider(entryElement));
        }
        return new MapValueProvider(providerMap);
    }
    // SCRIPT
    if ("script".equals(parameterElement.getTagName())) {
        ExecutableScript executableScript = parseCamundaScript(parameterElement);
        if (executableScript != null) {
            return new ScriptValueProvider(executableScript);
        } else {
            return new NullValueProvider();
        }
    }
    String textContent = parameterElement.getText().trim();
    if (!textContent.isEmpty()) {
        // EL
        return new ElValueProvider(getExpressionManager().createExpression(textContent));
    } else {
        // NULL value
        return new NullValueProvider();
    }
}

Example 25 with ParameterValueProvider

use of org.camunda.bpm.engine.impl.core.variable.mapping.value.ParameterValueProvider in project camunda-bpm-platform by camunda.

the class ProcessTaskPlanItemHandlerTest method testBusinessKeyConstant.

@Test
public void testBusinessKeyConstant() {
    // given:
    String businessKey = "myBusinessKey";
    ExtensionElements extensionElements = addExtensionElements(processTask);
    CamundaIn businessKeyElement = createElement(extensionElements, null, CamundaIn.class);
    businessKeyElement.setCamundaBusinessKey(businessKey);
    // when
    CmmnActivity activity = handler.handleElement(planItem, context);
    // then
    ProcessTaskActivityBehavior behavior = (ProcessTaskActivityBehavior) activity.getActivityBehavior();
    CallableElement callableElement = behavior.getCallableElement();
    ParameterValueProvider businessKeyValueProvider = callableElement.getBusinessKeyValueProvider();
    assertNotNull(businessKeyValueProvider);
    assertTrue(businessKeyValueProvider instanceof ConstantValueProvider);
    assertEquals(businessKey, businessKeyValueProvider.getValue(null));
}