public final class FieldSetExecutor extends Object implements JexlPropertySet
Modifier and Type | Method and Description |
---|---|
static JexlPropertySet |
discover(Introspector is,
Class<?> clazz,
String identifier,
Object value)
Attempts to discover a FieldSetExecutor.
|
Object |
invoke(Object obj,
Object arg)
Method used to set the property value of an object.
|
boolean |
isCacheable()
Specifies if this JexlPropertySet is cacheable and able to be reused for
this class of object it was returned for.
|
boolean |
tryFailed(Object rval)
Checks whether a tryInvoke failed or not.
|
Object |
tryInvoke(Object obj,
Object key,
Object value)
Attempts to reuse this JexlPropertySet, checking that it is compatible with
the actual set of arguments.
|
public static JexlPropertySet discover(Introspector is, Class<?> clazz, String identifier, Object value)
is
- the introspectorclazz
- the class to find the get method fromidentifier
- the key to use as an argument to the get methodvalue
- the value to set the field topublic Object invoke(Object obj, Object arg) throws Exception
JexlPropertySet
invoke
in interface JexlPropertySet
obj
- Object on which the property setter will be called with the valuearg
- value to be setException
- on any error.public Object tryInvoke(Object obj, Object key, Object value)
JexlPropertySet
tryInvoke
in interface JexlPropertySet
obj
- the object to invoke the get uponkey
- the property key to getvalue
- the property value to setpublic boolean tryFailed(Object rval)
JexlPropertySet
tryFailed
in interface JexlPropertySet
rval
- the value returned by tryInvokepublic boolean isCacheable()
JexlPropertySet
isCacheable
in interface JexlPropertySet
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