lysunki的博客

http://poi.apache.org/spreadsheet/quick-guide.html

http://blog.youkuaiyun.com/gdweijin/article/details/6293147http://www.cnblogs.com/xdp-gacl/p/4200090.htmlhttp://www.jb51.net/article/42050.htm

[code="java"]public class Person implements Serializable { private static final long serialVersionUID = 1L; //用户账号 private String userid; //用户名 private String username; //缴纳费用 priva...

[url]http://wiki.fasterxml.com/JacksonInFiveMinutes[/url]参考[url]http://www.cnblogs.com/hoojo/archive/2011/04/22/2024628.html[/url]复杂json处理[code="java"]String s = "{\"status\":\"success\",\...

http://m.open-open.com/m/lib/view/1341881830588.html

http://agapple.iteye.com/blog/1051724http://www.cnblogs.com/goodheaven/articles/1737121.htmlhttp://www.cnblogs.com/suncoolcat/p/3293889.html

[url]http://www.ibm.com/developerworks/cn/java/j-lo-servlet/[/url]

[code="java"]Float f = 9.0f;float ff = 9.0f;Float fff = f + ff; Double c = 7000.0;double cc = 7000.0;Double ccc = c + cc; Short s = 2;short ss = 2; Short sss = (short) (s + ss);...

[code="java"]public static String transferUTF8(String xml, String fileNamePath) throws Exception{ String str = null; TransformerFactory tFactory = TransformerFactory.newInstance(); Trans...

[code="java"]//设置转换格式SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");String ds = sdf.format(new Date());System.out.println("时间转换为String格式"+ds);Date dt = sdf.parse("2015-07-0...

Executor.submit之后不要改变Callable对象 否则线程会使用被改变后的对象

[code="java"]import net.sf.json.JSONObject;public class TestJson { public static void main(String[] args) { //---to object String json="{\"testId\":\"111\",\"testName\":\"test\",\"in

[code="xml"]### set log levels ###log4j.rootLogger = DEBUG , stdout , E , I### HIBERNATE BEGIN ###log4j.logger.org.hibernate = ERRORlog4j.logger.org.hibernate.SQL = ERRORlog4j.logger.org.h...

[code="java"]package com.seki.base;public class TESTCLS { public void test(){ T1 t1 = new T1(); System.out.println(t1.a); T2 t2 = new T2(); System.out.println(t2.a); T3 ...

ClassLoader主要对类的请求提供服务，当JVM需要某类时，它根据名称向ClassLoader要求这个类，然后由ClassLoader返回这个类的class对象。

[code="java"]package com.common.util;import java.io.BufferedWriter;import java.io.FileOutputStream;import java.io.IOException;import java.io.OutputStreamWriter;import java.io.StringWriter;...

JAVA_HOME C:\Java\jdk1.7Path %JAVA_HOME%\bin;%JAVA_HOME%\jre\bin;CLASSPATH .;%JAVA_HOME%\lib;%JAVA_HOME%\lib\tools.jar

[code="java"] //写入cookie Cookie cookie = new Cookie("CASTGC",tgt); cookie.setDomain(".tm.com"); cookie.setPath("/"); cookie.setSecure(true); response.addCo...

[code="java"]@XStreamAlias("xml") public class ReqData { private String id; private String name; public String getId() { return id; } public void setId(String id) { this.id = id; }...

post提交时不写入参数名获取字符串方式[code="java"] try { BufferedReader br = null; String responsexml = ""; br = new BufferedReader(new InputStreamReader(request.getInputStream())); String ...

[code="java"]public class TR { /** * @param args */ public static void main(String[] args) { //冒泡 int []array = {3,24,51,12,556,112,1}; int tmp; for(int i=0; i

[code="java"]String transCode = transactionBM.getTranCode();String methodName = transCodeMethodMap.get(transCode);IValidate validate = bankCodeHandleMap.get(transactionBM.getBankCode());//定义参数类型...

startsWith(rex) 这个方法很赞判断字符串是否以rex开始

[b]1,out:[/b] out对象是JspWriter类的实例,是向客户端输出内容常用的对象; JSP的输出流,,等同于表达式; [code="java"]out.println("test"); [/code][b]2,request:[/b] 客户端的请求信息被封装在request对象中,通过它才能了解到客户的需求,然后做出响应.它是HttpServletReq...

1. java.lang.nullpointerexception　　这个异常大家肯定都经常遇到，异常的解释是"程序遇上了空指针"，简单地说就是调用了未经初始化的对象或者是不存在的对象，这个错误经常出现在创建图片，调用数组这些操作中，比如图片未经初始化，或者图片创建时的路径错误等等。对数组操作中出现空指针，很多情况下是一些刚开始学习编程的朋友常犯的错误，即把数组的初始化和数...

WebContent\WEB-INF\lib\各类jarWebContent\WEB-INF\struts-config.xml web.xmlWEB-INF\classes\spring.xml hibernate.cfg.xml[code="xml"] action org.apache.struts.action.ActionServlet ...

public static void arraycopy(Object src, int srcPos, Object dest, int destPos, int length)src:源数组； srcPos:源数组要复制的起始位置；dest:目的数组； destPos:目的数组放置的起始位置； length:复制的长度。[code="java"]int[] arra...

1、建立一个XML文档 /** * 建立一个XML文档,文档名由输入属性决定 * @param filename 需建立的文件名 * @return 返回操作结果, 0表失败, 1表成功 */ [code="java"] public int createXMLFile(String filename){ ...

[code="java"]public interface IHello { public void say(String name); public void play(String sth);}public class HelloImp implements IHello{ @Override public void say(String name...

--login.jsp[code="java"]function getFrameForm(){ alert(document.getElementById('sel').value); document.getElementById('sel').disabled=false;}Insert title here...

Servlet的doGet/doPost 是在 javax.servlet.http.HttpServlet 中实现的 doGet：处理GET请求 doPost：处理POST请求 当发出客户端请求的时候，调用service 方法并传递一个请求和响应对象。Servlet首先判断该请求是GET 操作还是POST 操作。然后它调用下面的...

[code="java"]public String substring(int beginIndex,int endIndex)[/code]Returns a new string that is a substring of this string. The substring begins at the specified beginIndex and extends to the c...

[code="java"]public static void transExceltoSQL(String filePath) throws Exception{ StringBuffer sql = null; StringBuffer sb = null; Workbook workbook = null; try { workbook = Workbo...

使用soupUI测试对方的双方的连通性1.使用Axis将wsdl文件生成类文件2.编码//取得xml信息 MessageElement[] myElement = XXXInfo.get_any(); //消息头,DataSet对象 List MyElementHead = myElement[0].getChildren();//消息体信息,DataSet对...

1.编写接口[code="java"]package com.rai.service;import javax.jws.WebService;@WebServicepublic interface HelloWorld { String sayHi(String text);}[/code]2.编写实现类[code="java"]package com.rai....

1.启动WebService服务端http://10.100.98.218:9002/services/HelloWorld?wsdl2.新建客户端工程，引入Maven POM.xml3.进入POM.xml所在目录 执行命令 D:\workspace\WebClient>mvn clean generate-sources生成客户端文件[code="xml"] 4.0.0...

[code="java"]StringBuffer strBf = new StringBuffer("Start");strBf.append("\"\\\\&&&***$$$$\"");strBf.append("End");System.out.println(strBf.toString());[/code]------------------------

将url地址转译 避免被截断URLEncoder.encode(Url, "UTF-8");

getBytes("GBK")new String(byte[],"GBK")

对于涉及传递在多个页面的Form数据 最好不用session 设计一个公共的Form(页面) 让其他Form继承