Package org.fest.reflect.field

Class FieldType<T>

java.lang.Object

org.fest.reflect.field.FieldType<T>

Type Parameters:

T - the generic type of the field.

public class FieldType<T>
extends Object

Understands the type of a field to access using Java Reflection.

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

   // Retrieves the value of the field "name"
   String name = field("name").ofType(String.class).in(person).get();

   // Sets the value of the field "name" to "Yoda"
   field("name").ofType(String.class).in(person).set("Yoda");
 

Field Summary

Fields

Modifier and Type	Field	Description
private final String	name
private final Class<T>	type

Constructor Summary

Constructors

Modifier	Constructor	Description
private	FieldType(String name, Class<T> type)

Method Summary

Modifier and Type	Method	Description
Invoker<T>	in(Object target)	Returns a new field access invoker, capable of accessing (read/write) the underlying field.
(package private) static <T> FieldType<T>	newFieldType(String name, Class<T> type)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

name

private final String name

type

private final Class<T> type

Constructor Details

FieldType

private FieldType(String name,
 Class<T> type)

Method Details

newFieldType

static <T> FieldType<T> newFieldType(String name,
 Class<T> type)

in

public Invoker<T> in(Object target)

Returns a new field access invoker, capable of accessing (read/write) the underlying field.

Parameters:

target - the object containing the field of interest.

Returns:

the created field access invoker.

Throws:

NullPointerException - if the given target is null.

ReflectionError - if a field with a matching name and type cannot be found.