org.apache.commons.jexl2.introspection

Interface Uberspect

All Known Implementing Classes:

SandboxUberspectImpl, UberspectImpl

public interface Uberspect

'Federated' introspection/reflection interface to allow the introspection behavior in JEXL to be customized.

Since:

1.0

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.reflect.Constructor<?>	getConstructor(java.lang.Object ctorHandle, java.lang.Object[] args, JexlInfo info) Deprecated.
JexlMethod	getConstructorMethod(java.lang.Object ctorHandle, java.lang.Object[] args, JexlInfo info) Returns a class constructor wrapped in a JexlMethod.
java.util.Iterator<?>	getIterator(java.lang.Object obj, JexlInfo info) Gets an iterator from an object.
JexlMethod	getMethod(java.lang.Object obj, java.lang.String method, java.lang.Object[] args, JexlInfo info) Returns a JexlMethod.
JexlPropertyGet	getPropertyGet(java.lang.Object obj, java.lang.Object identifier, JexlInfo info) Property getter.
JexlPropertySet	getPropertySet(java.lang.Object obj, java.lang.Object identifier, java.lang.Object arg, JexlInfo info) Property setter.
void	setClassLoader(java.lang.ClassLoader loader) Sets the class loader to use when getting a constructor with a class name parameter.

Method Detail

setClassLoader

void setClassLoader(java.lang.ClassLoader loader)

Sets the class loader to use when getting a constructor with a class name parameter.

Parameters:

loader - the class loader

getConstructor

@Deprecated
java.lang.reflect.Constructor<?> getConstructor(java.lang.Object ctorHandle,
                                                         java.lang.Object[] args,
                                                         JexlInfo info)

Deprecated.

Returns a class constructor.

Parameters:

ctorHandle - a class or class name

args - constructor arguments

info - contextual information

Returns:

a Constructor

getConstructorMethod

JexlMethod getConstructorMethod(java.lang.Object ctorHandle,
                              java.lang.Object[] args,
                              JexlInfo info)

Returns a class constructor wrapped in a JexlMethod.

Parameters:

ctorHandle - a class or class name

args - constructor arguments

info - contextual information

Returns:

a Constructor

Since:

2.1

getMethod

JexlMethod getMethod(java.lang.Object obj,
                   java.lang.String method,
                   java.lang.Object[] args,
                   JexlInfo info)

Returns a JexlMethod.

Parameters:

obj - the object

method - the method name

args - method arguments

info - contextual information

Returns:

a JexlMethod

getPropertyGet

JexlPropertyGet getPropertyGet(java.lang.Object obj,
                             java.lang.Object identifier,
                             JexlInfo info)

Property getter.

Returns JexlPropertyGet appropos for ${bar.woogie}.

Parameters:

obj - the object to get the property from

identifier - property name

info - contextual information

Returns:

a JexlPropertyGet

getPropertySet

JexlPropertySet getPropertySet(java.lang.Object obj,
                             java.lang.Object identifier,
                             java.lang.Object arg,
                             JexlInfo info)

Property setter.

returns JelPropertySet appropos for ${foo.bar = "geir"}

.

Parameters:

obj - the object to get the property from.

identifier - property name

arg - value to set

info - contextual information

Returns:

a JexlPropertySet.

getIterator

java.util.Iterator<?> getIterator(java.lang.Object obj,
                                JexlInfo info)

Gets an iterator from an object.

Parameters:

obj - to get the iterator for

info - contextual information

Returns:

an iterator over obj