org.fest.reflect.method
Class MethodReturnType<T>

java.lang.Object
  extended by org.fest.reflect.method.MethodReturnType<T>
Type Parameters:
T - the generic type of the method's return type.

public class MethodReturnType<T>
extends Object

Understands the return type of the method to invoke.

The following is an example of proper usage of this class:

   // Equivalent to call 'person.setName("Luke")'
   method("setName").withParameterTypes(String.class)
                    .in(person)
                    .invoke("Luke");

   // Equivalent to call 'person.concentrate()'
   method("concentrate").in(person).invoke();

   // Equivalent to call 'person.getName()'
   String name = method("getName").withReturnType(String.class)
                                  .in(person)
                                  .invoke();
 

Author:
Yvonne Wang, Alex Ruiz

Method Summary
 Invoker<T> in(Object target)
          Creates a new method invoker.
 MethodParameterTypes<T> withParameterTypes(Class<?>... parameterTypes)
          Specifies the parameter types of the method to invoke.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Method Detail

in

public Invoker<T> in(Object target)
Creates a new method invoker.

Parameters:
target - the object containing the method to invoke.
Returns:
the created method invoker.
Throws:
NullPointerException - if the given target is null.

withParameterTypes

public MethodParameterTypes<T> withParameterTypes(Class<?>... parameterTypes)
Specifies the parameter types of the method to invoke. This method call is optional if the method to invoke does not take arguments.

Parameters:
parameterTypes - the parameter types of the method to invoke.
Returns:
the created parameter types holder.
Throws:
NullPointerException - if the array of parameter types is null.


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