Package joptsimple.internal
Class Reflection
- java.lang.Object
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- joptsimple.internal.Reflection
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public final class Reflection extends Object
Helper methods for reflection.- Author:
- Paul Holser
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Method Summary
All Methods Static Methods Concrete Methods Modifier and Type Method Description static <V> V
convertWith(ValueConverter<V> converter, String raw)
static <V> ValueConverter<V>
findConverter(Class<V> clazz)
Finds an appropriate value converter for the given class.static <T> T
instantiate(Constructor<T> constructor, Object... args)
Invokes the given constructor with the given arguments.static Object
invoke(Method method, Object... args)
Invokes the given static method with the given arguments.
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Method Detail
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findConverter
public static <V> ValueConverter<V> findConverter(Class<V> clazz)
Finds an appropriate value converter for the given class.- Type Parameters:
V
- a constraint on the class object to introspect- Parameters:
clazz
- class to introspect on- Returns:
- a converter method or constructor
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instantiate
public static <T> T instantiate(Constructor<T> constructor, Object... args)
Invokes the given constructor with the given arguments.- Type Parameters:
T
- constraint on the type of the objects yielded by the constructor- Parameters:
constructor
- constructor to invokeargs
- arguments to hand to the constructor- Returns:
- the result of invoking the constructor
- Throws:
ReflectionException
- in lieu of the gaggle of reflection-related exceptions
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invoke
public static Object invoke(Method method, Object... args)
Invokes the given static method with the given arguments.- Parameters:
method
- method to invokeargs
- arguments to hand to the method- Returns:
- the result of invoking the method
- Throws:
ReflectionException
- in lieu of the gaggle of reflection-related exceptions
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convertWith
public static <V> V convertWith(ValueConverter<V> converter, String raw)
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