Package org.camunda.bpm.engine.impl.el

Class VariableScopeElResolver

java.lang.Object

ELResolver

org.camunda.bpm.engine.impl.el.VariableScopeElResolver

public class VariableScopeElResolver
extends ELResolver

Implementation of an ELResolver that resolves expressions with the process variables of a given VariableScope as context.
Also exposes the currently logged in username to be used in expressions (if any)

Author:

Joram Barrez, Frederik Heremans

Field Summary

Fields

Modifier and Type	Field	Description
static final String	CASE_EXECUTION_KEY
static final String	EXECUTION_KEY
static final String	EXTERNAL_TASK_KEY
static final String	LOGGED_IN_USER_KEY
static final String	TASK_KEY

Constructor Summary

Constructors

Constructor	Description
VariableScopeElResolver()

Method Summary

Modifier and Type	Method	Description
Class<?>	getCommonPropertyType(ELContext arg0, Object arg1)
Iterator<FeatureDescriptor>	getFeatureDescriptors(ELContext arg0, Object arg1)
Class<?>	getType(ELContext arg0, Object arg1, Object arg2)
Object	getValue(ELContext context, Object base, Object property)
boolean	isReadOnly(ELContext context, Object base, Object property)
void	setValue(ELContext context, Object base, Object property, Object value)

Methods inherited from class java.lang.Object

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

Field Details

EXECUTION_KEY

public static final String EXECUTION_KEY

See Also:

• Constant Field Values

CASE_EXECUTION_KEY

public static final String CASE_EXECUTION_KEY

See Also:

• Constant Field Values

TASK_KEY

public static final String TASK_KEY

See Also:

• Constant Field Values

EXTERNAL_TASK_KEY

public static final String EXTERNAL_TASK_KEY

See Also:

• Constant Field Values

LOGGED_IN_USER_KEY

public static final String LOGGED_IN_USER_KEY

See Also:

• Constant Field Values

Constructor Details

VariableScopeElResolver

public VariableScopeElResolver()

Method Details

getValue

public Object getValue(ELContext context,
 Object base,
 Object property)

isReadOnly

public boolean isReadOnly(ELContext context,
 Object base,
 Object property)

setValue

public void setValue(ELContext context,
 Object base,
 Object property,
 Object value)

getCommonPropertyType

public Class<?> getCommonPropertyType(ELContext arg0,
 Object arg1)

getFeatureDescriptors

public Iterator<FeatureDescriptor> getFeatureDescriptors(ELContext arg0,
 Object arg1)

getType

public Class<?> getType(ELContext arg0,
 Object arg1,
 Object arg2)