io.apiman.common.util

Class ReflectionUtils

java.lang.Object

io.apiman.common.util.ReflectionUtils

public class ReflectionUtils
extends Object

Basic reflection utilities.

Author:

Marc Savy

Constructor Summary

Constructors

Constructor and Description
ReflectionUtils()

Method Summary

Methods

Modifier and Type	Method and Description
static <T> void	callIfExists(T object, String methodName) Call a method if it exists.
static Method	findSetter(Class<?> onClass, Class<?> targetClass) Squishy way to find a setter method.
static Class<?>	loadClass(String classname) Loads a class.

Methods inherited from class java.lang.Object

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

Constructor Detail

ReflectionUtils

public ReflectionUtils()

Method Detail

callIfExists

public static <T> void callIfExists(T object,
                    String methodName)
                         throws SecurityException,
                                IllegalAccessException,
                                IllegalArgumentException,
                                InvocationTargetException

Call a method if it exists. Use very sparingly and generally prefer interfaces.

Parameters:

object - The object

methodName - Method name to call on the object

Throws:

SecurityException - reflection - security manager to indicate a security violation

IllegalAccessException - reflection - does not allow access

IllegalArgumentException - reflection - argument not allowed

InvocationTargetException - reflection - exception thrown by an invoked method or constructor

loadClass

public static Class<?> loadClass(String classname)

Loads a class.

Parameters:

classname -

findSetter

public static Method findSetter(Class<?> onClass,
                Class<?> targetClass)

Squishy way to find a setter method.

Parameters:

theClass -