org.camunda.bpm.engine.impl.bpmn.parser
Class BpmnParseUtil

java.lang.Object
  org.camunda.bpm.engine.impl.bpmn.parser.BpmnParseUtil

public final class BpmnParseUtil
extends Object

Helper methods to reused for common parsing tasks.

Constructor Summary

BpmnParseUtil()

Method Summary

static Element	findCamundaExtensionElement(Element element, String extensionElementName) Returns the camunda extension element in the camunda namespace and the given name.
protected static ExpressionManager	getExpressionManager()
static void	parseCamundaInputParameters(Element inputOutputElement, IoMapping ioMapping) Parses all input parameters of an input output element and adds them to the IoMapping.
static void	parseCamundaOutputParameters(Element inputOutputElement, IoMapping ioMapping) Parses all output parameters of an input output element and adds them to the IoMapping.
static ExecutableScript	parseCamundaScript(Element scriptElement) Parses a camunda script element.
static IoMapping	parseInputOutput(Element element) Returns the IoMapping of an element.
static void	parseInputParameterElement(Element inputParameterElement, IoMapping ioMapping) Parses a input parameter and adds it to the IoMapping.
protected static ParameterValueProvider	parseNestedParamValueProvider(Element element)
static void	parseOutputParameterElement(Element outputParameterElement, IoMapping ioMapping) Parses a output parameter and adds it to the IoMapping.
protected static ParameterValueProvider	parseParamValueProvider(Element parameterElement)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

BpmnParseUtil

public BpmnParseUtil()

Method Detail

findCamundaExtensionElement

public static Element findCamundaExtensionElement(Element element,
                                                  String extensionElementName)

Returns the camunda extension element in the camunda namespace and the given name.

Parameters:

element - the parent element of the extension element

extensionElementName - the name of the extension element to find

Returns:

the extension element or null if not found

parseInputOutput

public static IoMapping parseInputOutput(Element element)

Returns the IoMapping of an element.

Parameters:

element - the element to parse

Returns:

the input output mapping or null if non defined

Throws:

BpmnParseException - if a input/output parameter element is malformed

parseCamundaInputParameters

public static void parseCamundaInputParameters(Element inputOutputElement,
                                               IoMapping ioMapping)

Parses all input parameters of an input output element and adds them to the IoMapping.

Parameters:

inputOutputElement - the input output element to process

ioMapping - the input output mapping to add input parameters to

Throws:

BpmnParseException - if a input parameter element is malformed

parseCamundaOutputParameters

public static void parseCamundaOutputParameters(Element inputOutputElement,
                                                IoMapping ioMapping)

Parses all output parameters of an input output element and adds them to the IoMapping.

Parameters:

inputOutputElement - the input output element to process

ioMapping - the input output mapping to add input parameters to

Throws:

BpmnParseException - if a output parameter element is malformed

parseInputParameterElement

public static void parseInputParameterElement(Element inputParameterElement,
                                              IoMapping ioMapping)

Parses a input parameter and adds it to the IoMapping.

Parameters:

inputParameterElement - the input parameter element

ioMapping - the mapping to add the element

Throws:

BpmnParseException - if the input parameter element is malformed

parseOutputParameterElement

public static void parseOutputParameterElement(Element outputParameterElement,
                                               IoMapping ioMapping)

Parses a output parameter and adds it to the IoMapping.

Parameters:

outputParameterElement - the output parameter element

ioMapping - the mapping to add the element

Throws:

BpmnParseException - if the output parameter element is malformed

parseNestedParamValueProvider

protected static ParameterValueProvider parseNestedParamValueProvider(Element element)

Throws:

BpmnParseException - if the parameter is invalid

parseParamValueProvider

protected static ParameterValueProvider parseParamValueProvider(Element parameterElement)

Throws:

BpmnParseException - if the parameter is invalid

parseCamundaScript

public static ExecutableScript parseCamundaScript(Element scriptElement)

Parses a camunda script element.

Parameters:

scriptElement - the script element ot parse

Returns:

the generated executable script

Throws:

BpmnParseException - if the a attribute is missing or the script cannot be processed

getExpressionManager

protected static ExpressionManager getExpressionManager()