org.flowable.common.engine.impl.el.function

Class AbstractFlowableShortHandExpressionFunction

java.lang.Object

org.flowable.common.engine.impl.el.function.AbstractFlowableShortHandExpressionFunction

All Implemented Interfaces:

FlowableExpressionEnhancer, FlowableFunctionDelegate, FlowableShortHandExpressionFunction

Direct Known Subclasses:

AbstractFlowableVariableExpressionFunction

public abstract class AbstractFlowableShortHandExpressionFunction
extends Object
implements FlowableShortHandExpressionFunction

Author:

Joram Barrez

Field Summary

Fields

Modifier and Type	Field and Description
protected String	functionName
protected String	localName
protected Method	method
protected Pattern	pattern
protected String	prefix
protected String	replacePattern
protected String	variableScopeName

Constructor Summary

Constructors

Constructor and Description
AbstractFlowableShortHandExpressionFunction(String variableScopeName, List<String> functionNameOptions, String functionName)

Method Summary

Modifier and Type	Method and Description
protected String	buildOrWordGroup(List<String> options)
String	enhance(String expressionText)
protected Method	findMethod()
Method	functionMethod()
protected abstract String	getFinalFunctionPrefix()
protected abstract List<String>	getFunctionPrefixOptions()
protected abstract boolean	isMultiParameterFunction()
protected boolean	isNoParameterMethod() Override and return true in case the method call does not have any parameters.
String	localName()
String	prefix()

Methods inherited from class java.lang.Object

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

Field Detail

variableScopeName

protected String variableScopeName

functionName

protected String functionName

prefix

protected String prefix

localName

protected String localName

method

protected Method method

pattern

protected Pattern pattern

replacePattern

protected String replacePattern

Constructor Detail

AbstractFlowableShortHandExpressionFunction

public AbstractFlowableShortHandExpressionFunction(String variableScopeName,
                                                   List<String> functionNameOptions,
                                                   String functionName)

Parameters:

variableScopeName - The name of the scoped variable that would be added to the generated function

functionNameOptions - The list of function names, e.g. equals, eq

functionName - The function name to which all the others will be enhanced to

Method Detail

findMethod

protected Method findMethod()

getFunctionPrefixOptions

protected abstract List<String> getFunctionPrefixOptions()

getFinalFunctionPrefix

protected abstract String getFinalFunctionPrefix()

isMultiParameterFunction

protected abstract boolean isMultiParameterFunction()

isNoParameterMethod

protected boolean isNoParameterMethod()

Override and return true in case the method call does not have any parameters. E.g. ${prefix:someFunction()}

buildOrWordGroup

protected String buildOrWordGroup(List<String> options)

enhance

public String enhance(String expressionText)

Specified by:

enhance in interface FlowableExpressionEnhancer

localName

public String localName()

Specified by:

localName in interface FlowableFunctionDelegate

prefix

public String prefix()

Specified by:

prefix in interface FlowableFunctionDelegate

functionMethod

public Method functionMethod()

Specified by:

functionMethod in interface FlowableFunctionDelegate