Package org.fest.reflect.constructor
Class Invoker<T>
- java.lang.Object
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- org.fest.reflect.constructor.Invoker<T>
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- Type Parameters:
T
- the class in which the constructor is declared.The following is an example of proper usage of the classes in this package:
// Equivalent to call 'new Person()' Person p =
constructor
().in
(Person.class).newInstance
(); // Equivalent to call 'new Person("Yoda")' Person p =constructor
().withParameterTypes
(String.class).in
(Person.class).newInstance
("Yoda");
public final class Invoker<T> extends java.lang.Object
Understands the invocation of a constructor via Java Reflection.- Author:
- Alex Ruiz, Yvonne Wang
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description java.lang.reflect.Constructor<T>
info()
Returns the "real" constructor managed by this class.T
newInstance(java.lang.Object... args)
Creates a new instance ofT
by calling a constructor with the given arguments.static <T> Invoker<T>
newInvoker(java.lang.Class<T> target, java.lang.Class<?>... parameterTypes)
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Method Detail
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newInvoker
public static <T> Invoker<T> newInvoker(java.lang.Class<T> target, java.lang.Class<?>... parameterTypes)
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newInstance
public T newInstance(java.lang.Object... args)
Creates a new instance ofT
by calling a constructor with the given arguments.- Parameters:
args
- the arguments to pass to the constructor (can be zero or more).- Returns:
- the created instance of
T
. - Throws:
ReflectionError
- if a new instance cannot be created.
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info
public java.lang.reflect.Constructor<T> info()
Returns the "real" constructor managed by this class.- Returns:
- the "real" constructor managed by this class.
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