org.springframework.webflow.expression.el
Class RequestContextELResolver

java.lang.Object
  javax.el.ELResolver
      org.springframework.webflow.expression.el.RequestContextELResolver

public class RequestContextELResolver
extends javax.el.ELResolver

Custom EL resolver that resolves the current RequestContext under the variable REQUEST_CONTEXT_VARIABLE_NAME . Allows for accessing any property of the RequestContext instance. For example: "#{flowRequestContext.conversationScope.myProperty}".

Author:

Jeremy Grelle

Field Summary

static java.lang.String

REQUEST_CONTEXT_VARIABLE_NAME Name of the request context variable.

Fields inherited from class javax.el.ELResolver

RESOLVABLE_AT_DESIGN_TIME, TYPE

Constructor Summary

RequestContextELResolver()

RequestContextELResolver(RequestContext context)

Method Summary

java.lang.Class<?>	getCommonPropertyType(javax.el.ELContext elContext, java.lang.Object base)
java.util.Iterator<java.beans.FeatureDescriptor>	getFeatureDescriptors(javax.el.ELContext elContext, java.lang.Object base)
protected RequestContext	getRequestContext()
java.lang.Class<?>	getType(javax.el.ELContext elContext, java.lang.Object base, java.lang.Object property)
java.lang.Object	getValue(javax.el.ELContext elContext, java.lang.Object base, java.lang.Object property)
boolean	isReadOnly(javax.el.ELContext elContext, java.lang.Object base, java.lang.Object property)
void	setValue(javax.el.ELContext elContext, java.lang.Object base, java.lang.Object property, java.lang.Object value)

Methods inherited from class javax.el.ELResolver

invoke

Methods inherited from class java.lang.Object

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

Field Detail

REQUEST_CONTEXT_VARIABLE_NAME

public static final java.lang.String REQUEST_CONTEXT_VARIABLE_NAME

Name of the request context variable.

See Also:

Constant Field Values

Constructor Detail

RequestContextELResolver

public RequestContextELResolver()

RequestContextELResolver

public RequestContextELResolver(RequestContext context)

Method Detail

getCommonPropertyType

public java.lang.Class<?> getCommonPropertyType(javax.el.ELContext elContext,
                                                java.lang.Object base)

Specified by:

getCommonPropertyType in class javax.el.ELResolver

getFeatureDescriptors

public java.util.Iterator<java.beans.FeatureDescriptor> getFeatureDescriptors(javax.el.ELContext elContext,
                                                                              java.lang.Object base)

Specified by:

getFeatureDescriptors in class javax.el.ELResolver

getType

public java.lang.Class<?> getType(javax.el.ELContext elContext,
                                  java.lang.Object base,
                                  java.lang.Object property)

Specified by:

getType in class javax.el.ELResolver

getValue

public java.lang.Object getValue(javax.el.ELContext elContext,
                                 java.lang.Object base,
                                 java.lang.Object property)

Specified by:

getValue in class javax.el.ELResolver

isReadOnly

public boolean isReadOnly(javax.el.ELContext elContext,
                          java.lang.Object base,
                          java.lang.Object property)

Specified by:

isReadOnly in class javax.el.ELResolver

setValue

public void setValue(javax.el.ELContext elContext,
                     java.lang.Object base,
                     java.lang.Object property,
                     java.lang.Object value)

Specified by:

setValue in class javax.el.ELResolver

getRequestContext

protected RequestContext getRequestContext()