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配置log4j.properties文件如下：
Java代码
#########################################################################################
# 日志信息配置
LOG_DIR=c://logtest/
log4j.rootLogger=WARN,rootlog,logSay
#########################################################################################
# 主日志控制 1G ...
package com.yunta.Server;
import java.io.IOException;
import java.net.InetSocketAddress;
import java.nio.ByteBuffer;
import java.nio.channels.SelectableChannel;
import java.nio.channels.SelectionKey;
import java.nio.channels.Selector;
import java.nio.channels.ServerSocketChannel;
import java.nio.cha ...
package com.yunta.common;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.util.Date;
import java.util.Enumeration;
import java.util.Vector;
public class DBconection {
private int sum;
private String driver;
private String username;
pr ...
public class groovyTools {
private User user;
public User getUser() {
return user;
}
public void setUser(User user) {
this.user = user;
}
private String filename="script.txt";
public boolean parse(){
File f=new File("script.txt");
boolean ss=false;
GroovySh ...
java学习classCloader
- 博客分类：
- java
public class URLtest extends ClassLoader{
public Class findClass(String name,byte[] b) {
return defineClass(name, b, 0, b.length);
}
public static void main(String arg[]){
try {
//按照类文件路径加载
URL url=new URL("file:/E:\\yunta\\Testclass\\src\\TestClass.class&qu ...
public class URLtest extends ClassLoader{
public Class findClass(String name,byte[] b) {
return defineClass(name, b, 0, b.length);
}
public static void main(String arg[]){
try {
//按照类文件路径加载
URL url=new URL("file:/E:\\yunta\\Testclass\\src\\TestClas ...