org.zkoss.zel.impl.util
Class ClassUtil

java.lang.Object
  org.zkoss.zel.impl.util.ClassUtil

public class ClassUtil
extends java.lang.Object

Class related utilities.

Author:

tomyeh

Constructor Summary

ClassUtil()

Method Summary

static java.lang.Class<?>	forNameByThread(java.lang.String clsName) Returns the Class object of the specified class name, using the current thread's context class loader.
static java.lang.reflect.Method	getCloseMethod(java.lang.Class<?> cls, java.lang.String name, java.lang.Class<?>[] argTypes) Gets one of the close methods -- a close method is a method with the same name and the compatible argument type.
static boolean	isInstance(java.lang.Object value, java.lang.Class<?> clz)
static java.lang.Object	newInstance(java.lang.Class<?> cls, java.lang.Object[] args) Instantiates a new instance of the specified class with the specified argument.

Methods inherited from class java.lang.Object

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

Constructor Detail

ClassUtil

public ClassUtil()

Method Detail

getCloseMethod

public static final java.lang.reflect.Method getCloseMethod(java.lang.Class<?> cls,
                                                            java.lang.String name,
                                                            java.lang.Class<?>[] argTypes)
                                                     throws java.lang.NoSuchMethodException

Gets one of the close methods -- a close method is a method with the same name and the compatible argument type.

Throws:

java.lang.NoSuchMethodException

newInstance

public static final java.lang.Object newInstance(java.lang.Class<?> cls,
                                                 java.lang.Object[] args)
                                          throws java.lang.NoSuchMethodException,
                                                 java.lang.InstantiationException,
                                                 java.lang.reflect.InvocationTargetException,
                                                 java.lang.IllegalAccessException

Instantiates a new instance of the specified class with the specified argument.

Throws:

java.lang.NoSuchMethodException

java.lang.InstantiationException

java.lang.reflect.InvocationTargetException

java.lang.IllegalAccessException

forNameByThread

public static final java.lang.Class<?> forNameByThread(java.lang.String clsName)
                                                throws java.lang.ClassNotFoundException

Returns the Class object of the specified class name, using the current thread's context class loader.

Throws:

java.lang.ClassNotFoundException

isInstance

public static boolean isInstance(java.lang.Object value,
                                 java.lang.Class<?> clz)