org.springframework.expression
Interface ConstructorResolver

All Known Implementing Classes:
ReflectiveConstructorResolver

public interface ConstructorResolver

A constructor resolver attempts locate a constructor and returns a ConstructorExecutor that can be used to invoke that constructor. The ConstructorExecutor will be cached but if it 'goes stale' the resolvers will be called again.

Since:
3.0
Author:
Andy Clement

Method Summary
 ConstructorExecutor resolve(EvaluationContext context, String typeName, List<TypeDescriptor> argumentTypes)
          Within the supplied context determine a suitable constructor on the supplied type that can handle the specified arguments.
 

Method Detail

resolve

ConstructorExecutor resolve(EvaluationContext context,
                            String typeName,
                            List<TypeDescriptor> argumentTypes)
                            throws AccessException
Within the supplied context determine a suitable constructor on the supplied type that can handle the specified arguments. Return a ConstructorExecutor that can be used to invoke that constructor (or null if no constructor could be found).

Parameters:
context - the current evaluation context
typeName - the type upon which to look for the constructor
argumentTypes - the arguments that the constructor must be able to handle
Returns:
a ConstructorExecutor that can invoke the constructor, or null if non found
Throws:
AccessException