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java.lang.Objectorg.springframework.context.expression.BeanFactoryAccessor
public class BeanFactoryAccessor
EL property accessor that knows how to traverse the beans of a
Spring BeanFactory.
| Constructor Summary | |
|---|---|
BeanFactoryAccessor()
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| Method Summary | |
|---|---|
boolean |
canRead(EvaluationContext context,
Object target,
String name)
Called to determine if a resolver instance is able to access a specified property on a specified target object. |
boolean |
canWrite(EvaluationContext context,
Object target,
String name)
Called to determine if a resolver instance is able to write to a specified property on a specified target object. |
Class[] |
getSpecificTargetClasses()
Return an array of classes for which this resolver should be called. |
TypedValue |
read(EvaluationContext context,
Object target,
String name)
Called to read a property from a specified target object |
void |
write(EvaluationContext context,
Object target,
String name,
Object newValue)
Called to write to a property on a specified target object. |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
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public BeanFactoryAccessor()
| Method Detail |
|---|
public boolean canRead(EvaluationContext context,
Object target,
String name)
throws AccessException
PropertyAccessor
canRead in interface PropertyAccessorcontext - the evaluation context in which the access is being attemptedtarget - the target object upon which the property is being accessedname - the name of the property being accessed
AccessException - if there is any problem determining whether the property can be read
public TypedValue read(EvaluationContext context,
Object target,
String name)
throws AccessException
PropertyAccessor
read in interface PropertyAccessorcontext - the evaluation context in which the access is being attemptedtarget - the target object upon which the property is being accessedname - the name of the property being accessed
AccessException - if there is any problem accessing the property value
public boolean canWrite(EvaluationContext context,
Object target,
String name)
throws AccessException
PropertyAccessor
canWrite in interface PropertyAccessorcontext - the evaluation context in which the access is being attemptedtarget - the target object upon which the property is being accessedname - the name of the property being accessed
AccessException - if there is any problem determining whether the property can be written to
public void write(EvaluationContext context,
Object target,
String name,
Object newValue)
throws AccessException
PropertyAccessor
write in interface PropertyAccessorcontext - the evaluation context in which the access is being attemptedtarget - the target object upon which the property is being accessedname - the name of the property being accessednewValue - the new value for the property
AccessException - if there is any problem writing to the property valuepublic Class[] getSpecificTargetClasses()
PropertyAccessor
getSpecificTargetClasses in interface PropertyAccessor
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