oracle.jbo.common.service
Class ReflectionHelper

java.lang.Object
  oracle.jbo.common.service.ReflectionHelper

public class ReflectionHelper
extends java.lang.Object

Constructor Summary

ReflectionHelper()

Method Summary

static java.lang.reflect.Method	getMethod(java.lang.Class targetClass, java.lang.String methodName, java.lang.Class[] paramTypes)
static java.lang.reflect.Method	getMethod(java.lang.String classname, java.lang.String methodname, java.lang.Class[] paramTypes)
static java.lang.reflect.Method	getStaticMethod(java.lang.String classname, java.lang.String methodname, java.lang.Class[] args)
static java.lang.Object	invokeMethod(java.lang.Object instance, java.lang.String methodname, java.lang.Class[] paramTypes, java.lang.Object[] params)
static java.lang.Object	invokeMethod(java.lang.String classname, java.lang.String methodname, java.lang.Class[] paramTypes, java.lang.Object instance, java.lang.Object[] params)
static java.lang.Class	loadClass(java.lang.String classname)
static java.lang.Object	newInstance(java.lang.String classname)
static java.lang.Object	newInstance(java.lang.String classname, java.lang.Class[] paramTypes, java.lang.Object[] params)

Methods inherited from class java.lang.Object

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

Constructor Detail

ReflectionHelper

public ReflectionHelper()

Method Detail

getStaticMethod

public static java.lang.reflect.Method getStaticMethod(java.lang.String classname,
                                                       java.lang.String methodname,
                                                       java.lang.Class[] args)
                                                throws java.lang.ClassNotFoundException,
                                                       java.lang.NoSuchMethodException

Throws:

java.lang.ClassNotFoundException

java.lang.NoSuchMethodException

newInstance

public static java.lang.Object newInstance(java.lang.String classname)
                                    throws java.lang.InstantiationException,
                                           java.lang.IllegalAccessException,
                                           java.lang.ClassNotFoundException

Throws:

java.lang.InstantiationException

java.lang.IllegalAccessException

java.lang.ClassNotFoundException

loadClass

public static java.lang.Class loadClass(java.lang.String classname)
                                 throws java.lang.ClassNotFoundException

Throws:

java.lang.ClassNotFoundException

getMethod

public static java.lang.reflect.Method getMethod(java.lang.String classname,
                                                 java.lang.String methodname,
                                                 java.lang.Class[] paramTypes)
                                          throws java.lang.NoSuchMethodException,
                                                 java.lang.ClassNotFoundException

Throws:

java.lang.NoSuchMethodException

java.lang.ClassNotFoundException

getMethod

public static java.lang.reflect.Method getMethod(java.lang.Class targetClass,
                                                 java.lang.String methodName,
                                                 java.lang.Class[] paramTypes)
                                          throws java.lang.NoSuchMethodException

Throws:

java.lang.NoSuchMethodException

invokeMethod

public static java.lang.Object invokeMethod(java.lang.String classname,
                                            java.lang.String methodname,
                                            java.lang.Class[] paramTypes,
                                            java.lang.Object instance,
                                            java.lang.Object[] params)
                                     throws java.lang.NoSuchMethodException,
                                            java.lang.ClassNotFoundException,
                                            java.lang.IllegalAccessException,
                                            java.lang.reflect.InvocationTargetException

Throws:

java.lang.NoSuchMethodException

java.lang.ClassNotFoundException

java.lang.IllegalAccessException

java.lang.reflect.InvocationTargetException

invokeMethod

public static java.lang.Object invokeMethod(java.lang.Object instance,
                                            java.lang.String methodname,
                                            java.lang.Class[] paramTypes,
                                            java.lang.Object[] params)
                                     throws java.lang.IllegalAccessException,
                                            java.lang.reflect.InvocationTargetException,
                                            java.lang.NoSuchMethodException

Throws:

java.lang.IllegalAccessException

java.lang.reflect.InvocationTargetException

java.lang.NoSuchMethodException

newInstance

public static java.lang.Object newInstance(java.lang.String classname,
                                           java.lang.Class[] paramTypes,
                                           java.lang.Object[] params)
                                    throws java.lang.ClassNotFoundException,
                                           java.lang.NoSuchMethodException,
                                           java.lang.InstantiationException,
                                           java.lang.IllegalAccessException,
                                           java.lang.reflect.InvocationTargetException

Throws:

java.lang.ClassNotFoundException

java.lang.NoSuchMethodException

java.lang.InstantiationException

java.lang.IllegalAccessException

java.lang.reflect.InvocationTargetException