reflecthelper.java

来自「数据字典 TAG标签 用于支持数据对照 支持各种radio check list」· Java 代码 · 共 49 行

package com.beiktech.hib.dao;

import java.lang.reflect.Constructor;
import java.lang.reflect.Member;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;


public final class ReflectHelper {
  public ReflectHelper() {
  }
  public static Class classForName(String name) throws ClassNotFoundException {
                try {
                        return Thread.currentThread().getContextClassLoader().loadClass(name);
                }
                catch (Exception e) {
                        return Class.forName(name);
                }
        }

        public static boolean isPublic(Class clazz, Member member) {
                return Modifier.isPublic( member.getModifiers() ) && Modifier.isPublic( clazz.getModifiers() );
        }

        public static Object getConstantValue(String name) {
                Class clazz;
                try {
                        clazz = classForName( StringHelper.qualifier(name) );
                }
                catch(ClassNotFoundException cnfe) {
                        return null;
                }
                try {
                        return clazz.getField( StringHelper.unqualify(name) ).get(null);
                }
                catch (Exception e) {
                        return null;
                }
        }



        public static boolean isAbstractClass(Class clazz) {
                int modifier = clazz.getModifiers();
                return Modifier.isAbstract(modifier) || Modifier.isInterface(modifier);
        }

}