涓句緥錛氬綋闈㈡樉紺烘梾瀹㈠浘鐗囨椂錛屾垜浠彲浠ラ氳繃浼犻掓枃浠跺悕緇欎竴涓猻ervlet
鍦ㄥ叾涓ˉ鍏ㄥ浘鐗囩殑鍏ㄨ礬寰勶紝鐒跺悗鍐嶆樉紺哄埌欏甸潰
榪欐牱鍋氱殑濂藉錛屽湪欏甸潰鐪嬩笉鍒板浘鐗囩殑瀛樺偍鐩綍緇撴瀯錛屽叾涓ˉ鍏ㄥ叏璺緞鏃訛紝鎴戜滑鍙互鎶婂浘鐗囪礬寰勫仛鎴愬彲閰嶇疆鐨勬斁鍒?銆俻roperties涓紝榪欐牱浠ュ悗鐩綍鍙樹簡涔熶笉鐢ㄦ洿鏀逛唬鐮?br />
package com.hunau.liuyong;
import java.io.FileInputStream;
import java.io.InputStream;
import java.util.PropertyResourceBundle;
import java.util.ResourceBundle;
public class ReadPropertyies {
public String getImage(String name) {
String tem = "defaule name";
try {
/*
* InputStream in =
* getClass().getResourceAsStream("test.properties"); Properties p =
* new Properties(); p.load(in); tem = p.get(name).toString();
*/
InputStream in = new FileInputStream("E:\\test\\test2.properties");
ResourceBundle rb = new PropertyResourceBundle(in);
tem = rb.getString(name);
} catch (Exception e) {
e.printStackTrace();
}
return tem;
}
public static void main(String[] args) {
ReadPropertyies rp = new ReadPropertyies();
String name = rp.getImage("name");
System.out.println("NAME=" + name);
}
}
import java.io.FileInputStream;
import java.io.InputStream;
import java.util.PropertyResourceBundle;
import java.util.ResourceBundle;
public class ReadPropertyies {
public String getImage(String name) {
String tem = "defaule name";
try {
/*
* InputStream in =
* getClass().getResourceAsStream("test.properties"); Properties p =
* new Properties(); p.load(in); tem = p.get(name).toString();
*/
InputStream in = new FileInputStream("E:\\test\\test2.properties");
ResourceBundle rb = new PropertyResourceBundle(in);
tem = rb.getString(name);
} catch (Exception e) {
e.printStackTrace();
}
return tem;
}
public static void main(String[] args) {
ReadPropertyies rp = new ReadPropertyies();
String name = rp.getImage("name");
System.out.println("NAME=" + name);
}
}
]]>
1 exp username/psw@TEST file=d:test.dmp full=y
2 exp username/psw@TEST file=d:test.dmp owner=(ly)
3 exp username/psw@TEST file= d:test.dmp tables=(grid1,grid2)
1鍏朵腑涓鏄皢Test錛堜笌鏌愪竴鏁版嵁搴撳搴旂殑oracle鏈嶅姟鍚嶏級鏁版嵁搴撹繘琛屾暣浣撳鍑?br />
2灝嗗睘浜庣敤鎴穕y鐨勬墍鏈夎〃瀵煎嚭2 exp username/psw@TEST file=d:test.dmp owner=(ly)
3 exp username/psw@TEST file= d:test.dmp tables=(grid1,grid2)
3灝嗚〃grid1錛屼笌grid2瀵煎嚭
d錛歵est.dmp鏄鍑虹殑鏂囦歡鍦板潃
imp鍛戒護錛?br />
1 imp system/psw@TEST file=d:test.dmp
2 imp system/psw@TEST full=y file=d:test.dmp ignore=y
3 imp system/psw@TEST file=d:test.dmp tables=(grid1)
ignore=y琛ㄧず濡傛灉琚鍏ョ殑鏁版嵁搴撲腑鏌愪釜琛ㄥ凡緇忓瓨鍦ㄥ氨蹇界暐涓嶅鍏ラ偅涓〃2 imp system/psw@TEST full=y file=d:test.dmp ignore=y
3 imp system/psw@TEST file=d:test.dmp tables=(grid1)
3琛ㄧず鍙鍏rid1榪欎釜琛?br />
鍦ㄥ鍏ュ鍑哄墠瑕佸厛嫻嬭瘯涓嬪搴旂殑鏁版嵁搴撴槸鍚︽槸閫氱殑錛歵nsping test鏉ユ祴璇曪紝鍚屾牱test鏄湇鍔″悕
鎵鏈夊懡浠ゅ彲鍦╟md涓嬫墽琛?br />
]]>
<script language="javascript" type="text/javascript">
var keys = {
"鍏抽敭瀛?":["http://www.url.com","#F4F9FF"],
"鍏抽敭瀛?":["http://www.url.com","#F4F9FF"],
"鍏抽敭瀛?":["http://www.url.com","#F4F9FF"]
}
document.body.innerHTML = document.body.innerHTML.replace(/(鍏抽敭瀛?|鍏抽敭瀛?|鍏抽敭瀛?)/g,function(){
var tem=arguments[0];
return tem.fontcolor(keys[u][1]).link(keys[u][0]);
}
);
</script>
]]>
* 璇存槑錛氱敓鎴愰獙璇佺爜servlet
* 緙栧啓鑰咃細LiuYong
* 鏃ユ湡錛?008 8.7
* 浣跨敤鏃剁洿鎺ユ妸servlet璁塊棶璺緞浼犵粰src灝卞ソ浜嗭紝濡傛灉瑕侀噸鏂頒駭鐢熷氨鎶奿mg鐨刼nclick鍔犱釜document.getElementById("imgId").src="<%=request.getContextPath() %>/servlet/RandomCodeServlet";灝眔k錛屼笉榪囩伀鐙愰噷闈笉琛屻傚懙鍛?br /> */
package com.hunau.liuyong;
import java.awt.Color;
import java.awt.Font;
import java.awt.Graphics2D;
import java.awt.image.BufferedImage;
import java.io.IOException;
import java.util.Random;
import javax.imageio.ImageIO;
import javax.servlet.ServletException;
import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
/**
* <p>
* Title:鐢熸垚楠岃瘉鐮?br /> * <p>
* Description:鍦╯ervlet涓敓鎴愰獙璇佺爜
* </p>
*
*/
public class RandomCodeServlet extends HttpServlet {
// 楂樺害
private int width = 90;
// 瀹藉害
private int height = 20;
protected void service(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, java.io.IOException {
BufferedImage buffImg = new BufferedImage(width, height,
BufferedImage.TYPE_INT_RGB);
Graphics2D g = buffImg.createGraphics();
Random random = new Random();
g.setColor(Color.WHITE);
g.fillRect(0, 0, width, height);
// 璁劇疆瀛椾綋
Font font = new Font("Times New Roman", Font.BOLD, 20);
g.setFont(font);
// 鐢昏竟妗?/span>
g.setColor(Color.GRAY);
g.drawRect(0, 0, width - 1, height - 1);
g.setColor(Color.GRAY);
// 闅忔満浜х敓騫叉壈綰?/span>
for (int i = 0; i < 50; i++) {
int x = random.nextInt(width);
int y = random.nextInt(height);
int x1 = random.nextInt(2);
int y1 = random.nextInt(2);
g.drawLine(x, y, x + x1, y + y1);
}
// 鏁板瓧瀛楁瘝闆嗗悎
char[] numbersAndLettersStore = ("0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ")
.toCharArray();
String randomCode = null;
int red = 0, green = 0, blue = 0;
for (int i = 0; i < 4; i++) {
red = random.nextInt(255);
green = random.nextInt(255);
blue = random.nextInt(255);
g.setColor(new Color(red, green, blue));
String tem = String.valueOf(numbersAndLettersStore[random
.nextInt(62)]);
randomCode += tem;
g.drawString(tem, 15 * i + 16, 17);
}
// 楠岃瘉鐮佷繚瀛樺埌Session鑼冨洿
HttpSession session = req.getSession();
session.setAttribute("code", randomCode.toString());
// 紱佹緙撳瓨
resp.setHeader("Prama", "no-cache");
resp.setHeader("Coche-Control", "no-cache");
resp.setDateHeader("Expires", 0);
resp.setContentType("image/jpeg");
// 灝嗗浘鍍忚緭鍑哄埌
ServletOutputStream sos = resp.getOutputStream();
ImageIO.write(buffImg, "jpeg", sos);
sos.close();
}
}
]]>
create or replace procedure Xiao_Note
(
name in varchar2,
email in varchar2,
dept in varchar2
)
is
begin
insert into email (id,name,email,dept) values(Autoaddid.Nextval,name,email,dept);
commit;
end Xiao_Note;
鍏朵腑Autoaddid.Nextval鏄緩鐨勪竴涓猳racle鐨勮嚜澧為暱搴忓垪錛岀敤浜庡仛涓婚敭鐢ㄧ殑(
name in varchar2,
email in varchar2,
dept in varchar2
)
is
begin
insert into email (id,name,email,dept) values(Autoaddid.Nextval,name,email,dept);
commit;
end Xiao_Note;
緙栬瘧鎴愬姛鍚庛傛祴璇?br />
銆傘傘?
public static void main(String[] args) throws SQLException {
CommonDAO dao=new CommonDAO();
Connection conn=dao.getConnection();
String procedure = "{call XIAO_NOTE(?,?,?)}";
CallableStatement cstmt = conn.prepareCall(procedure);
cstmt.setString(1,"liuyong1111");
cstmt.setString(2,"liuyongcic@163.com");
cstmt.setString(3,"xx");
cstmt.executeUpdate();
System.out.println("ok");
}
銆傘傘?br />
public static void main(String[] args) throws SQLException {
CommonDAO dao=new CommonDAO();
Connection conn=dao.getConnection();
String procedure = "{call XIAO_NOTE(?,?,?)}";
CallableStatement cstmt = conn.prepareCall(procedure);
cstmt.setString(1,"liuyong1111");
cstmt.setString(2,"liuyongcic@163.com");
cstmt.setString(3,"xx");
cstmt.executeUpdate();
System.out.println("ok");
}
銆傘傘?br />
]]>
function initList(perPageSize){
//alert(perPageSize);
var listTable=document.getElementById("listTable");
var rowLength = listTable.rows.length;
//alert("rowLength"+rowLength);
if( rowLength<=perPageSize ){
for( var i=0 ; i<perPageSize-rowLength ; i++ ){
//alert("ddd");
var rowObj = listTable.insertRow();
rowObj.className="c";
for( var j=0 ; j<listTable.rows[ 0 ].cells.length ; j++ ){
//alert("xxx");
var cellObj=rowObj.insertCell();
cellObj.style.height="24";
//cellObj.innerHTML="ASDG";
}
}
}
}
//alert(perPageSize);
var listTable=document.getElementById("listTable");
var rowLength = listTable.rows.length;
//alert("rowLength"+rowLength);
if( rowLength<=perPageSize ){
for( var i=0 ; i<perPageSize-rowLength ; i++ ){
//alert("ddd");
var rowObj = listTable.insertRow();
rowObj.className="c";
for( var j=0 ; j<listTable.rows[ 0 ].cells.length ; j++ ){
//alert("xxx");
var cellObj=rowObj.insertCell();
cellObj.style.height="24";
//cellObj.innerHTML="ASDG";
}
}
}
}
]]>
<Context>
<Resource name="jdbc/test"
type="javax.sql.DataSource"
username="liuyong"
password="liuyong"
driverClassName="oracle.jdbc.OracleDriver"
maxIdle="2"
maxWait="5000"
url="jdbc:oracle:thin:@localhost:1521:liuyong"
maxActive="4"/>
</Context>
涓錛氭妸涓婇潰鐨勪唬鐮侊紝鍔犲叆tomcat錛屽畨瑁呯洰褰曚笅conf鏂囦歡澶逛笅鐨剆erver.xml涓紝浣嶇疆鏀懼湪 </GlobalNamingResources>鑺傜偣涔嬪悗鍚э紒錛圗:\tomcat6\conf\錛?br />
<Resource name="jdbc/test"
type="javax.sql.DataSource"
username="liuyong"
password="liuyong"
driverClassName="oracle.jdbc.OracleDriver"
maxIdle="2"
maxWait="5000"
url="jdbc:oracle:thin:@localhost:1521:liuyong"
maxActive="4"/>
</Context>
浜岋細鍙﹀鍐嶅緩涓涓拰浣犲伐紼嬪悕涓鏍風殑.xml鏂囦歡錛屾妸涓婅堪浠ｇ爜COPY榪涘幓錛岀劧鍚庝繚瀛樻斁鍦‥:\tomcat6\conf\Catalina\localhost鏂囦歡澶逛腑錛屽鏋滄病鏈塁atalina鐩綍灝辮嚜宸卞緩錛屽ソ
涓夛細涔嬪悗鍛㈠湪浣犵殑宸ョ▼web.xml涓姞鍏ュ涓嬩唬鐮侊細
<resource-ref>
<description>DB Connection</description>
<res-ref-name>jdbc/test</res-ref-name>
<res-type>javax.sql.DataSource </res-type>
<res-auth>Container</res-auth>
</resource-ref>
<description>DB Connection</description>
<res-ref-name>jdbc/test</res-ref-name>
<res-type>javax.sql.DataSource </res-type>
<res-auth>Container</res-auth>
</resource-ref>
瀹屼簡錛岄厤緗粨鏉燂紝寮濮嬫祴璇曪細
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@ page import="java.sql.*"%>
<%@ page import="javax.naming.*"%>
<%@ page import="javax.sql.*"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>tomcat datasource test</title>
</head>
<body>
<%
Context initContext = new InitialContext();
//娉曚竴錛?/span>java:/comp/env榪欎釜鐜╂剰鏄浐瀹氱殑
//Context envContext = (Context) initContext.lookup("java:/comp/env");
//DataSource db = (DataSource)envContext.lookup("jdbc/test");
//娉曚簩錛?br /> DataSource db = (DataSource)initContext.lookup("java:/comp/env/jdbc/test");
Connection conn = db.getConnection();
Statement stmt = conn.createStatement();
ResultSet rs = stmt.executeQuery("SELECT * FROM XIAO");
while(rs.next()){
out.print(rs.getString("name")+"__ ");
out.print(rs.getString("school")+"<br>");
}
rs.close();
stmt.close();
conn.close();
%>
</body>
</html>
<%@ page import="java.sql.*"%>
<%@ page import="javax.naming.*"%>
<%@ page import="javax.sql.*"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>tomcat datasource test</title>
</head>
<body>
<%
Context initContext = new InitialContext();
//娉曚竴錛?/span>java:/comp/env榪欎釜鐜╂剰鏄浐瀹氱殑
//Context envContext = (Context) initContext.lookup("java:/comp/env");
//DataSource db = (DataSource)envContext.lookup("jdbc/test");
//娉曚簩錛?br /> DataSource db = (DataSource)initContext.lookup("java:/comp/env/jdbc/test");
Connection conn = db.getConnection();
Statement stmt = conn.createStatement();
ResultSet rs = stmt.executeQuery("SELECT * FROM XIAO");
while(rs.next()){
out.print(rs.getString("name")+"__ ");
out.print(rs.getString("school")+"<br>");
}
rs.close();
stmt.close();
conn.close();
%>
</body>
</html>
game over
鍛ㄦ湯鐪熸棤鑱婂晩錛?br />
]]>
package com.hunau.liuyong;
import java.lang.reflect.Field;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.List;
//鍏朵腑User灝辨槸涓涓猙ean錛岄噷闈㈠氨涓涓猲ame灞炴?br /> public class Test {
public static void main(String[] args) throws SecurityException, NoSuchMethodException, NoSuchFieldException, IllegalArgumentException, IllegalAccessException, InvocationTargetException{
User user=new User();
List list=new ArrayList();
list.add(user);
System.out.print("+++++++");
Method method=getSetMethod(list.get(0).getClass(),"name");
System.out.print("+++++++");
method.invoke(list.get(0),"liuyong");
method=getGetMethod(list.get(0).getClass(),"name");
System.out.println(method.invoke(list.get(0),null));
}
public static Method getGetMethod(Class objectClass,String fieldName) throws SecurityException, NoSuchMethodException{
System.out.print("+++++++");
StringBuffer sb=new StringBuffer();
sb.append("get");
sb.append(fieldName.substring(0,1).toUpperCase());
sb.append(fieldName.substring(1));
Method method=objectClass.getMethod(sb.toString(), null);
System.out.print("+++++++");
return method;
}
public static Method getSetMethod(Class objectClass,String fieldName) throws SecurityException, NoSuchMethodException, NoSuchFieldException{
Class[] parameterTypes=new Class[1];
Field field=objectClass.getDeclaredField(fieldName);
System.out.println("dasg");
parameterTypes[0]=field.getType();
StringBuffer sb=new StringBuffer();
System.out.println("dasg");
sb.append("set");
sb.append(fieldName.substring(0,1).toUpperCase());
sb.append(fieldName.substring(1));
System.out.println(fieldName);
Method method=objectClass.getMethod(sb.toString(), parameterTypes);
System.out.println("dasg");
return method;
}
}
]]>
]]>
package com.hunau.liuyong;
import java.sql.Connection;
import java.sql.SQLException;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.sql.DataSource;
public class Conn {
private Connection conn;
private DataSource ds;
public Conn() {
try {
Context initCtx = new InitialContext();
if (initCtx == null) {
throw new Exception("涓婁笅鏂囧姞杞藉け璐?/span>");
}
//鑾峰彇鍦╳eblogic涓厤緗殑“jdbc/test”鏁版嵁婧?/span>
ds = (DataSource) initCtx.lookup("jdbc/test");
} catch (Exception ex) {
ex.printStackTrace();
}
}
public Connection getConn() {
try {
conn = ds.getConnection();
} catch (SQLException ex) {
ex.printStackTrace();
}
return conn;
}
public void closeConn(Connection conn) {
try {
if (conn != null) {
conn.close();
conn = null;
}
} catch (SQLException ex) {
ex.printStackTrace();
}
}
}
3銆乤ction錛宻ervlet錛宩sp涓氳繃Conn鍘昏幏寰楄繛鎺ヨ闂暟鎹簱鐨勮繛鎺ワ紝鍏朵綑姝ラ鍜屾櫘閫歫dbc鎿嶄綔涓鏍?br />
import java.sql.Connection;
import java.sql.SQLException;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.sql.DataSource;
public class Conn {
private Connection conn;
private DataSource ds;
public Conn() {
try {
Context initCtx = new InitialContext();
if (initCtx == null) {
throw new Exception("涓婁笅鏂囧姞杞藉け璐?/span>");
}
//鑾峰彇鍦╳eblogic涓厤緗殑“jdbc/test”鏁版嵁婧?/span>
ds = (DataSource) initCtx.lookup("jdbc/test");
} catch (Exception ex) {
ex.printStackTrace();
}
}
public Connection getConn() {
try {
conn = ds.getConnection();
} catch (SQLException ex) {
ex.printStackTrace();
}
return conn;
}
public void closeConn(Connection conn) {
try {
if (conn != null) {
conn.close();
conn = null;
}
} catch (SQLException ex) {
ex.printStackTrace();
}
}
}
]]>
Time is running out 娌℃椂闂翠簡
She's just letting off steam 濂瑰彧鏄彂娉勪竴涓嬭屽凡
Hey, come on. Pull yourself together 鍢匡紝鏉ュ惂錛屾墦璧風偣綺劇鏉?br /> I wish I had never met you 鎴戠湡甯屾湜鎴戜粠鏉ラ兘娌￠亣鍒拌繃浣?br /> Don't slack off! 鍒伔鎳?
It's natural to slack off towards the end of a hard day's work 杈涜嫤宸ヤ綔浜嗕竴澶? 蹇粨鏉熸椂鏈夋墍鏉炬噲鏄緢鑷劧鐨?br /> This is a piece of work I can be proud of 榪欐槸鎴戠殑寰楁剰涔嬩綔
I'm thinking about a visit to Paris. 鎴戝湪鑰冭檻鍘誨反榛庢梾娓?
To happen on account of something else 鍚庤呮槸鍓嶈呬簨鐗╁彂鐢熺殑鍘熷洜
What's your plan for the summer holiday? 鏆戝亣璁″垝騫蹭粈涔堬紵
I'll probably stay home and watch TV. 鎴戝彲鑳戒細鍛嗗湪瀹剁湅鐢佃
The heat made him feel he wasn't up to more鐑嬌浠栨劅鍒板啀涔熷彈涓嶄簡浜?br /> Up to doing sth 琛ㄧず鏌愪漢鑳滀換鍋氭煇浜嬨傜敤鍦ㄧ郴鍔ㄨ瘝涔嬪悗錛屽父璺熸湁-ing灝忓彞
If you don't feel up to writing it along錛寃e can do it together.濡傛灉浣犳劅鍒扮嫭鑷啓涓嶄簡錛屾垜浠彲浠ヤ竴璧峰啓
In favor of something 鏀寔鎴栬禐鍚屽仛鏌愪簨
He was in favor of the retention of capital punishment. 浠栨敮鎸佷繚鐣欐鍒?br /> Life is a battle from cradle to grave. 浜虹敓鏄竴鍦轟粠鐢熷埌姝葷殑鎴樻枟
as you make your bed,so you must lie in lt;鑷鍏舵灉
]]>
鍏堥氳繃銆恈:\>SQLPLUS /NOLOG銆戣繘鍏ュ埌銆怱QL>銆?br /> 鐒跺悗閫氳繃銆怱QL>conn sys/oracle@liuyong_127.0.0.1 as sysdba銆戣繛鎺ュ埌鏁版嵁搴撳叾涓璼ys鏄緩绔嬫暟鎹簱鏃?br />
緋葷粺甯愭埛錛岃宱racle鏄嚜宸辮鐨勫瘑鐮侊紝liuyong_127.0.0.1鏄湪net manager涓厤緗殑涓涓湇鍔″懡鍚嶏紝濂藉儚
鏄緥紼嬪懡鍚嶏紱褰撶郴緇熸彁紺哄凡榪炴帴涓婃椂錛屽嵆鍙繘琛岄厤緗柊鐢ㄦ埛鎿嶄綔銆恈reate user liuyong identified by
"liuyong";銆戜互鍙婁箣鍚庣殑鎺堟潈鎿嶄綔鍍忋恎rant create session to liuyong;銆戙恎rant create table to
liuyong;銆戙恎rant create tablespace to liuyong;銆戙恎rant create view to liuyong;銆?鐒跺悗榪樿
鎺堜簣鐢ㄦ埛浣跨敤琛ㄧ┖闂寸殑鏉冮檺銆恆lter user liuyong quota unlimited on SYSTEM;銆戝叾涓璖YSTEM鏄〃絀洪棿
鐨勫悕瀛楋紝涔熷彲鏂板緩琛ㄧ┖闂達紝鐒跺悗鍐嶅垎閰嶃傚埌鐜板湪涓烘灝卞彲浠ラ氳繃liuyong鐢ㄦ埛鍘誨緩琛ㄤ簡銆?br />
蹇呰鐨勬椂鍊?鎴戜滑闇瑕侀噸鍚疧RACLE鏈嶅姟鍣?
1.鍏抽棴鏈嶅姟鍣?br />
SQL > shutdown immediate
2.鍚姩鏈嶅姟鍣?br />
SQL > startup
3.鍚姩鐩戝惉鍣?br />
SQL > lsnrctl start
鎺堜簣鐢ㄦ埛鎿嶄綔琛ㄧ殑鏉冮檺
grant connect,resource,dba to user_id;
鎺堜簣涓涓猽ser_id sysdba鏉冮檺
grant sysdba to user_id;
---------------------
orcle涓垱寤洪槦鍒楃敤浜庤〃涓婚敭
create sequence SQE_SEARCHID
maxvalue 999999999
minvalue 1
start with 1
increment by 1
cycle
;
浣跨敤鐨勬椂鍊欏彧瀛﹁錛?br />
maxvalue 999999999
minvalue 1
start with 1
increment by 1
cycle
;
select SQE_SEARCHID.nextval from dual
鎴栬咃細insert into tbl_cxqqxxb(searchid,name) values(lpad(SQE_SEARCHID.nextval,'9','0'),'tocas');
鍏朵腑lpad鏄浐瀹歴earchid闀垮害涓?錛屼笉澶熷乏杈硅ˉ0錛岃繕鏈変釜rpad鍏充簬sequence鐨勪竴綃囨枃绔狅細
鍦╫racle涓璼equence灝辨槸鎵璋撶殑搴忓垪鍙鳳紝姣忔鍙栫殑鏃跺欏畠浼氳嚜鍔ㄥ鍔狅紝涓鑸敤鍦ㄩ渶瑕佹寜
搴忓垪鍙鋒帓搴忕殑鍦版柟銆?br />
1銆?nbsp;create sequence
浣犻鍏堣鏈塩reate sequence鎴栬卌reate any sequence鏉冮檺錛?br /> create sequence emp_sequence
INCREMENT BY 1 -- 姣忔鍔犲嚑涓?/span>
START WITH 1 -- 浠?寮濮嬭鏁?/span>
NOMAXVALUE -- 涓嶈緗渶澶у?/span>
NOCYCLE -- 涓鐩寸瘡鍔狅紝涓嶅驚鐜?/span>
CACHE 10;
涓鏃﹀畾涔変簡emp_sequence錛屼綘灝卞彲浠ョ敤CURRVAL錛孨EXTVAL
CURRVAL=榪斿洖sequence鐨勫綋鍓嶅?br /> NEXTVAL=澧炲姞sequence鐨勫鹼紝鐒跺悗榪斿洖sequence鍊?br /> 姣斿錛?br /> emp_sequence.CURRVAL
emp_sequence.NEXTVAL
鍙互浣跨敤sequence鐨勫湴鏂癸細
- 涓嶅寘鍚瓙鏌ヨ銆乻napshot銆乂IEW鐨?nbsp;SELECT 璇彞
- INSERT璇彞鐨勫瓙鏌ヨ涓?br /> - NSERT璇彞鐨刅ALUES涓?br /> - UPDATE 鐨?nbsp;SET涓?br />
鍙互鐪嬪涓嬩緥瀛愶細
INSERT INTO emp VALUES
(empseq.nextval, 'LEWIS', 'CLERK',7902, SYSDATE, 1200, NULL, 20);
SELECT empseq.currval FROM DUAL;
浣嗘槸瑕佹敞鎰忕殑鏄細
- 絎竴嬈EXTVAL榪斿洖鐨勬槸鍒濆鍊鹼紱闅忓悗鐨凬EXTVAL浼氳嚜鍔ㄥ鍔犱綘瀹氫箟鐨処NCREMENT BY鍊鹼紝
鐒跺悗榪斿洖澧炲姞鍚庣殑鍊箋侰URRVAL 鎬繪槸榪斿洖褰撳墠sequence鐨勫鹼紝浣嗘槸鍦ㄧ涓嬈EXTVAL
鍒濆鍖栦箣鍚庢墠鑳戒嬌鐢–URRVAL錛屽惁鍒欎細鍑洪敊銆備竴嬈EXTVAL浼氬鍔犱竴嬈equence鐨勫鹼紝
鎵浠ュ鏋滀綘鍦ㄥ悓涓涓鍙ラ噷闈嬌鐢ㄥ涓狽EXTVAL錛屽叾鍊煎氨鏄笉涓鏍風殑銆傛槑鐧斤紵
- 濡傛灉鎸囧畾CACHE鍊鹼紝oracle灝卞彲浠ラ鍏堝湪鍐呭瓨閲岄潰鏀劇疆涓浜泂equence錛岃繖鏍峰瓨鍙栫殑蹇?br /> 浜涖?br /> cache閲岄潰鐨勫彇瀹屽悗錛宱racle鑷姩鍐嶅彇涓緇勫埌cache銆?nbsp;浣跨敤cache鎴栬浼氳煩鍙鳳紝 姣斿
鏁版嵁搴撶獊鐒朵笉姝ｅ父down鎺夛紙shutdown abort),cache涓殑sequence灝變細涓㈠け. 鎵浠ュ彲
浠ュ湪create sequence鐨勬椂鍊欑敤nocache闃叉榪欑鎯呭喌銆?br />
2銆?nbsp;Alter sequence
浣犳垨鑰呮槸璇equence鐨刼wner錛屾垨鑰呮湁ALTER ANY sequence鏉冮檺鎵嶈兘鏀瑰姩sequence銆?nbsp;鍙?br /> 浠lter闄tart鍊間箣澶栫殑鎵鏈塻equence鍙傛暟銆傚鏋滄兂瑕佹敼鍙榮tart鍊鹼紝蹇呴』drop sequence
鍐峳e-create銆備緥瀛愶細
ALTER sequence emp_sequence
INCREMENT BY 10
MAXVALUE 10000
CYCLE -- 鍒?0000鍚庝粠澶村紑濮?/span>
NOCACHE;
褰卞搷sequence鐨勫垵濮嬪寲鍙傛暟錛?br /> sequence_CACHE_ENTRIES =
璁劇疆鑳藉悓鏃惰cache鐨剆equence鏁扮洰銆?br />
鍙互寰堢畝鍗曠殑Drop sequence
DROP sequence order_seq;
緇撴潫
鏈瘒鏂囩珷鏉ユ簮浜?nbsp;绔欓暱涓浗 杞澆璇蜂互閾炬帴褰㈠紡娉ㄦ槑鍑哄 緗戝潃錛歨ttp://www.zzchn.com/edu/Database/Oracle/20070803/25375.html
搴忓垪鍙鋒帓搴忕殑鍦版柟銆?br />
1銆?nbsp;create sequence
浣犻鍏堣鏈塩reate sequence鎴栬卌reate any sequence鏉冮檺錛?br /> create sequence emp_sequence
INCREMENT BY 1 -- 姣忔鍔犲嚑涓?/span>
START WITH 1 -- 浠?寮濮嬭鏁?/span>
NOMAXVALUE -- 涓嶈緗渶澶у?/span>
NOCYCLE -- 涓鐩寸瘡鍔狅紝涓嶅驚鐜?/span>
CACHE 10;
涓鏃﹀畾涔変簡emp_sequence錛屼綘灝卞彲浠ョ敤CURRVAL錛孨EXTVAL
CURRVAL=榪斿洖sequence鐨勫綋鍓嶅?br /> NEXTVAL=澧炲姞sequence鐨勫鹼紝鐒跺悗榪斿洖sequence鍊?br /> 姣斿錛?br /> emp_sequence.CURRVAL
emp_sequence.NEXTVAL
鍙互浣跨敤sequence鐨勫湴鏂癸細
- 涓嶅寘鍚瓙鏌ヨ銆乻napshot銆乂IEW鐨?nbsp;SELECT 璇彞
- INSERT璇彞鐨勫瓙鏌ヨ涓?br /> - NSERT璇彞鐨刅ALUES涓?br /> - UPDATE 鐨?nbsp;SET涓?br />
鍙互鐪嬪涓嬩緥瀛愶細
INSERT INTO emp VALUES
(empseq.nextval, 'LEWIS', 'CLERK',7902, SYSDATE, 1200, NULL, 20);
SELECT empseq.currval FROM DUAL;
浣嗘槸瑕佹敞鎰忕殑鏄細
- 絎竴嬈EXTVAL榪斿洖鐨勬槸鍒濆鍊鹼紱闅忓悗鐨凬EXTVAL浼氳嚜鍔ㄥ鍔犱綘瀹氫箟鐨処NCREMENT BY鍊鹼紝
鐒跺悗榪斿洖澧炲姞鍚庣殑鍊箋侰URRVAL 鎬繪槸榪斿洖褰撳墠sequence鐨勫鹼紝浣嗘槸鍦ㄧ涓嬈EXTVAL
鍒濆鍖栦箣鍚庢墠鑳戒嬌鐢–URRVAL錛屽惁鍒欎細鍑洪敊銆備竴嬈EXTVAL浼氬鍔犱竴嬈equence鐨勫鹼紝
鎵浠ュ鏋滀綘鍦ㄥ悓涓涓鍙ラ噷闈嬌鐢ㄥ涓狽EXTVAL錛屽叾鍊煎氨鏄笉涓鏍風殑銆傛槑鐧斤紵
- 濡傛灉鎸囧畾CACHE鍊鹼紝oracle灝卞彲浠ラ鍏堝湪鍐呭瓨閲岄潰鏀劇疆涓浜泂equence錛岃繖鏍峰瓨鍙栫殑蹇?br /> 浜涖?br /> cache閲岄潰鐨勫彇瀹屽悗錛宱racle鑷姩鍐嶅彇涓緇勫埌cache銆?nbsp;浣跨敤cache鎴栬浼氳煩鍙鳳紝 姣斿
鏁版嵁搴撶獊鐒朵笉姝ｅ父down鎺夛紙shutdown abort),cache涓殑sequence灝變細涓㈠け. 鎵浠ュ彲
浠ュ湪create sequence鐨勬椂鍊欑敤nocache闃叉榪欑鎯呭喌銆?br />
2銆?nbsp;Alter sequence
浣犳垨鑰呮槸璇equence鐨刼wner錛屾垨鑰呮湁ALTER ANY sequence鏉冮檺鎵嶈兘鏀瑰姩sequence銆?nbsp;鍙?br /> 浠lter闄tart鍊間箣澶栫殑鎵鏈塻equence鍙傛暟銆傚鏋滄兂瑕佹敼鍙榮tart鍊鹼紝蹇呴』drop sequence
鍐峳e-create銆備緥瀛愶細
ALTER sequence emp_sequence
INCREMENT BY 10
MAXVALUE 10000
CYCLE -- 鍒?0000鍚庝粠澶村紑濮?/span>
NOCACHE;
褰卞搷sequence鐨勫垵濮嬪寲鍙傛暟錛?br /> sequence_CACHE_ENTRIES =
璁劇疆鑳藉悓鏃惰cache鐨剆equence鏁扮洰銆?br />
鍙互寰堢畝鍗曠殑Drop sequence
DROP sequence order_seq;
緇撴潫
鏈瘒鏂囩珷鏉ユ簮浜?nbsp;绔欓暱涓浗 杞澆璇蜂互閾炬帴褰㈠紡娉ㄦ槑鍑哄 緗戝潃錛歨ttp://www.zzchn.com/edu/Database/Oracle/20070803/25375.html
]]>
ajax鏄寮虹敤鎴峰弸濂藉害鐨勪竴縐嶅皾璇?br /> ajax鏄痺eb2.0鐨勪竴涓蹇?br /> 涓嬪崍娌＄壒鍒殑浜嬶紝灝辨墦寮浜嗕竴涓湪鎴戞敹钘忓す娌夊皝宸蹭箙鐨勭綉绔欙紝鐜板湪鍜屽ぇ瀹朵竴璧峰垎浜笅錛歨ttp://www.w3schools.com 涓漢瑙夊緱榪欎釜緗戠珯鐨勫唴瀹規祬鏄炬槗鎳傦紝鏄叆闂ㄧ殑緇濆ソ閫夋嫨錛?br /> 閲岄潰鐨勬暀紼嬪簲璇ラ兘鏄負鎺ㄥ箍w3c鏍囧噯鏈嶅姟鐨勶紝鍦ㄥ緩璁炬櫘閫氱綉绔欏埌浼佷笟綰х殑搴旂敤閮界敤鐨勫埌錛?br /> good luck for you錛?br />
]]>
struts1.2+hibernate3.1+spring2.0
紼嬪簭閲囩敤鏍囧噯鐨凪VC錛屽垎涓夊眰鏋勫緩錛歸eb灞傦紝business灞傦紝DAO灞傦紱鍏朵腑DAO灞傜敤鍒頒簡綆鍗曠殑娉涘瀷
鏁版嵁搴搈ysql spring鐨勫崟鍏冩祴璇?br />
娣誨姞jar鍖呯幆澧冿細
1.鏂板緩宸ョ▼
2.宸ョ▼-鍙抽敭-myeclipse-add struts capability
3. add spring capability錛堥夋嫨libraries鏃訛紝閫夋嫨spring2.0 core libraries錛泂pring aop libraries錛?br /> spring2.0 web libraries錛泂pring2.0 remoting libraries錛泂pring2.0 misc libraries錛泂rping2.0 orm/dao/hibernate3 libraries錛?br /> 4. add hibernate capability
5.鎸変笂榪版坊鍔犲悗錛屽湪鎶婁笅杞界殑ssh鍖呬腑鐨勬枃浠禼trl+v榪囧幓錛?br /> 6.閰嶇疆鏁版嵁搴?br /> spring閲岄潰鐨勬暟鎹簱閰嶇疆鍙傛暟鑷繁鍘諱慨鏀瑰惂
<bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource"> <property name="driverClassName" value="com.mysql.jdbc.Driver" /> <property name="url" value="jdbc:mysql://localhost:3306/liuyong" /> <property name="username" value="root" /> <property name="password" value="root" /> </bean>CREATE TABLE `xiao` ( `id` int(11) NOT NULL, `name` varchar(255) default NULL, `school` varchar(255) default NULL, PRIMARY KEY (`id`)) ENGINE=InnoDB DEFAULT CHARSET=gb2312;錛坕d錛宯ame錛宻chool錛夛紙1錛宭iuyong錛?a >www.hunau.net錛変互渚挎祴璇曚箣鐢?br />
6.鍙戝竷錛堟敞鎰忓彂甯冨悗錛岃鍒犻櫎lib鍖呬腑鐨刟sm-2.2.3.jar錛?br /> 鍥犱負鏈夊啿紿侊級
7.榪愯
婧愭枃浠朵笅杞斤細錛堝叾涓璴ib鐩綍鐨刯ar鍖呭お澶э紝鏈寘鍚繘鏉ワ級
/Files/ec2008/SSH.rar
濡傛灉鏈夐棶棰樼殑璇漨ail me錛歭iuyongcic@163.com
]]>
//java
String[] b=new String[8];
String[] b=new String[8];
//js
var a=new Array(8);
var a=new Array(8);
]]>
List allUser=this.getLoginServiceImpl().find();
request.setAttribute("user", allUser);
return mapping.findForward("listUser");
娉細鍏朵腑User瀵硅薄鏈塱d鍜宯ame灞炴?br />
request.setAttribute("user", allUser);
return mapping.findForward("listUser");
jsp鏄劇ず錛氭硶涓
<html:select property="school">
<html:option value="">
<bean:message key="login.select" />
</html:option>
<logic:present name="user">
<logic:iterate id="user" name="user" offset="0">
<option value="<bean:write name="user" property="id" />">
<bean:write name="user" property="name" />
</option>
</logic:iterate>
</logic:present>
</html:select>
jsp鏄劇ず錛氭硶浜?br />
<html:option value="">
<bean:message key="login.select" />
</html:option>
<logic:present name="user">
<logic:iterate id="user" name="user" offset="0">
<option value="<bean:write name="user" property="id" />">
<bean:write name="user" property="name" />
</option>
</logic:iterate>
</logic:present>
</html:select>
<html:select property="school">
<html:optionsCollection name="user" value="id" label="name"/>
</html:select>
<html:optionsCollection name="user" value="id" label="name"/>
</html:select>
optionsCollection鏍囩鐢ㄦ硶錛?br /> 涓巓ptions鏍囩涓鏍鳳紝optionsCollection鏍囩鍙互浠庨泦鍚堟垨鑰呮槸鍖呭惈闆嗗悎鐨勫璞￠噷鑾峰緱閫夐」鐨勬爣絳?鍊煎銆傚湪榪欎袱縐嶆儏鍐甸噷錛岄泦鍚堟垨鍖呭惈闆嗗悎鐨勫璞″繀欏繪槸涓涓綔鐢ㄥ煙瀵硅薄錛屽惁鍒欏畾鍒舵爣絳懼皢鏃犳硶璁塊棶瀹冦?br />
1.涓庡寘鍚泦鍚堢殑瀵硅薄閰嶅悎浣跨敤
涓句緥錛歶serForm鍔ㄤ綔琛ㄥ崟鏈変竴涓涓嬫墍紺虹殑ArrayList綾誨瀷鐨剈serList灞炴э紝鐩稿簲鐨剆et錛実et鏂規硶錛岄氳繃鍦╝ction涓緗ソuserForm鍚庯紝request.setAttribute("userForm",userForm)錛?br /> 鍦╦sp欏甸潰錛?br />
<html:select property="school">
<html:optionsCollection name="userForm"
property="userList"/>
</html:select>
<html:optionsCollection name="userForm"
property="userList"/>
</html:select>
2.涓庨泦鍚堥厤鍚堜嬌鐢?br /> action涓?br />
ArrayList userList=new ArrayList();
userList.add(new LabelValueBean("1","haha"));
userList.add(new LabelValueBean("2","dada"));
userList.add(new LabelValueBean("3","xiaoxiao"));
request.setAttribute("userList",userList);
jsp欏甸潰userList.add(new LabelValueBean("1","haha"));
userList.add(new LabelValueBean("2","dada"));
userList.add(new LabelValueBean("3","xiaoxiao"));
request.setAttribute("userList",userList);
<html:select property="school">
<html:optionsCollection name="userList"
label="label" value="value"/>
</html:select>
<html:optionsCollection name="userList"
label="label" value="value"/>
</html:select>
錛堟敞錛氳竟瀛﹁竟share錛屽鏈夐棶棰橈紝嬈㈣繋浜ゆ祦瀛︿範錛?br />
]]>
Cannot find message resources under key org.apache.struts.action.MESSAGE
閿欒錛屽湪struts-config.xml閰嶄釜榛樿鐨勮祫婧愭枃浠舵枃浠跺氨鍙互浜嗭紒濂囨?br />
hibernate鐗堟湰闂錛?br /> 鍋氫竴涓猦ibernate綆鍗曟祴璇曪紝浠ｇ爜濡備笅
Test2.hhm.xml
<class name="bean.Test2" table="Test2" schema="dbo" catalog="xiaoxiao">
<id name="id" type="java.lang.Integer">
<column name="ID" />
<generator class="increment" />
</id>
<property name="name" type="java.lang.String">
<column name="NAME" length="50" />
</property>
</class>
hibernate.cfg.xml<id name="id" type="java.lang.Integer">
<column name="ID" />
<generator class="increment" />
</id>
<property name="name" type="java.lang.String">
<column name="NAME" length="50" />
</property>
</class>
<session-factory>
<property name="connection.username">sa</property>
<property name="connection.url">
jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=xiaoxiao
</property>
<property name="dialect">
org.hibernate.dialect.SQLServerDialect
</property>
<property name="myeclipse.connection.profile">sql2000</property>
<property name="connection.password">sa</property>
<property name="connection.driver_class">
com.microsoft.jdbc.sqlserver.SQLServerDriver
</property>
<property name="show_sql">true</property>
<property name="current_session_context_class">thread</property>
<mapping resource="bean/Test2.hbm.xml" />
</session-factory>
嫻嬭瘯浠ｇ爜錛?br />
<property name="connection.username">sa</property>
<property name="connection.url">
jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=xiaoxiao
</property>
<property name="dialect">
org.hibernate.dialect.SQLServerDialect
</property>
<property name="myeclipse.connection.profile">sql2000</property>
<property name="connection.password">sa</property>
<property name="connection.driver_class">
com.microsoft.jdbc.sqlserver.SQLServerDriver
</property>
<property name="show_sql">true</property>
<property name="current_session_context_class">thread</property>
<mapping resource="bean/Test2.hbm.xml" />
</session-factory>
Session session = HibernateSessionFactory.getSessionFactory()
.getCurrentSession();
session.beginTransaction();
/* List ha = new ArrayList();
// ha=session.createQuery("from Test").list();
ha = session.createCriteria(Test2.class).list();
for (Iterator it = ha.iterator(); it.hasNext();) {
Test2 test2 = (Test2) it.next();
System.out.println(test2.getName());
}*/
/* Test2 test2=new Test2();
test2.setName("haha");
session.save(test2);*/
/* Test2 test2=(Test2)session.load(Test2.class, 3);
test2.setName("love you");*/
/* Test2 test2=(Test2)session.load(Test2.class, 3);
session.delete(test2);*/
session.beginTransaction().commit();
鍏朵腑HibernateSessionFactory綾繪槸鐢ㄧ殑myeclipse鑷姩鐢熸垚鐨勯偅涓?/span>HibernateSessionFactory.java.getCurrentSession();
session.beginTransaction();
/* List ha = new ArrayList();
// ha=session.createQuery("from Test").list();
ha = session.createCriteria(Test2.class).list();
for (Iterator it = ha.iterator(); it.hasNext();) {
Test2 test2 = (Test2) it.next();
System.out.println(test2.getName());
}*/
/* Test2 test2=new Test2();
test2.setName("haha");
session.save(test2);*/
/* Test2 test2=(Test2)session.load(Test2.class, 3);
test2.setName("love you");*/
/* Test2 test2=(Test2)session.load(Test2.class, 3);
session.delete(test2);*/
session.beginTransaction().commit();
鍙戠幇錛氬湪3.1鐗堟湰涓嬭兘姝ｅ父榪愯錛屼絾鍦?.0鐗堟湰涓嬶紝鍙兘鏌ワ紝涓嶈兘澧炲垹鏀癸紝涓嶆姤浠諱綍閿欒銆?br />
]]>
<servlet>
<servlet-name>action</servlet-name>
<servlet-class>
org.apache.struts.action.ActionServlet
</servlet-class>
<init-param>
<param-value>
com.hunau.liuyong.struts.ApplicationResources
</param-value>
</init-param>
</servlet>
<servlet-name>action</servlet-name>
<servlet-class>
org.apache.struts.action.ActionServlet
</servlet-class>
<init-param>
<param-value>
com.hunau.liuyong.struts.ApplicationResources
</param-value>
</init-param>
</servlet>
2.鍦╯truts-confg.xml涓?br />
<message-resources parameter="com.hunau.liuyong.struts.ApplicationResources"/>
濡傛灉瑕佸湪璧勬簮鏂囦歡涓畾涔変竴涓姩鎬佺殑鍐呭錛屽儚“hello錛氭湀鑺藉効”
鍙互濡備笅錛?br />
message.hello=hello:{0}
鍦ㄩ〉闈㈠紩鐢ㄦ椂浼犱竴涓弬鏁扮粰瀹冨氨OK<bean:message key="message.hello" arg0="鏈堣娊鍎?/span>"/>
濡傛灉涓嶆涓涓弬鏁板氨{1}{2}瀵瑰簲arg1 arg2]]>
ActionMessages message = new ActionMessages();
//浠嶳equest鑼冨洿鑾峰緱鍑洪敊欏甸潰鐨勮祫婧愭枃浠跺睘鎬?/span>
MessageResources messageResources = getResources(request);
//鍒ゆ柇鏄惁鍑洪敊錛屽嚭閿欏氨娣誨姞鍒癿essage瀵硅薄涓紝鍏朵腑add鐨勭涓涓睘鎬х敤浜庢爣璇嗕笉鍚岀殑閿欒淇℃伅錛岀浜屼釜灞炴ф槸寰楀埌閿欒鎻?nbsp; 紺哄瓧絎︿覆錛?/span>絎竴涓睘鎬т笌鏄劇ず欏甸潰鐨凱roperty瀵瑰簲錛屽鏋滆涓轟竴鏍峰氨鎶婇敊涓璧鋒樉紺哄嚭鏉?/span>
if(bookEditForm.getAuthor().equals(""))
message.add("author", new ActionMessage(
"error.field", messageResources.getMessage("label.author", request)));
if(bookEditForm.getTitle().equals(""))
message.add("author2", new ActionMessage(
"error.field", messageResources.getMessage("label.title", request)));
//鍒ゆ柇鏄惁鏈夐敊璇紝騫惰煩杞?nbsp;
if(!message.isEmpty()){
//鍦≧equest鑼冨洿淇濆瓨閿欒娑堟伅
saveMessages(request, message);
return mapping.findForward("showEdit");
}
欏甸潰鏄劇ず錛?br />
鍏朵腑id灞炴у彲浠ラ殢渚垮彇錛屼絾bean錛歸irte鐨刵ame瑕佷笌id涓鏍鳳紝鏄劇ず鍏ㄩ儴閿欒淇℃伅灝變笉瑕丳roperty灞炴э紝鏄劇ず鐗瑰畾鐨勫嚭閿欎俊鎭氨瑕佹寚瀹歱roperty灞炴?br />
//浠嶳equest鑼冨洿鑾峰緱鍑洪敊欏甸潰鐨勮祫婧愭枃浠跺睘鎬?/span>
MessageResources messageResources = getResources(request);
//鍒ゆ柇鏄惁鍑洪敊錛屽嚭閿欏氨娣誨姞鍒癿essage瀵硅薄涓紝鍏朵腑add鐨勭涓涓睘鎬х敤浜庢爣璇嗕笉鍚岀殑閿欒淇℃伅錛岀浜屼釜灞炴ф槸寰楀埌閿欒鎻?nbsp; 紺哄瓧絎︿覆錛?/span>絎竴涓睘鎬т笌鏄劇ず欏甸潰鐨凱roperty瀵瑰簲錛屽鏋滆涓轟竴鏍峰氨鎶婇敊涓璧鋒樉紺哄嚭鏉?/span>
if(bookEditForm.getAuthor().equals(""))
message.add("author", new ActionMessage(
"error.field", messageResources.getMessage("label.author", request)));
if(bookEditForm.getTitle().equals(""))
message.add("author2", new ActionMessage(
"error.field", messageResources.getMessage("label.title", request)));
//鍒ゆ柇鏄惁鏈夐敊璇紝騫惰煩杞?nbsp;
if(!message.isEmpty()){
//鍦≧equest鑼冨洿淇濆瓨閿欒娑堟伅
saveMessages(request, message);
return mapping.findForward("showEdit");
}
<html:messages id="haha" property="author" message="true">
<font style="font-weight:bold; color=#FF0000">
<bean:write name="haha" />
</font><br>
</html:messages>
<font style="font-weight:bold; color=#FF0000">
<bean:write name="haha" />
</font><br>
</html:messages>
<html:errors/>
ActionErrors actionErrors = new ActionErrors();
MessageResources messageResources = getResources(request);
if(bookEditForm.getAuthor().equals(""))
actionErrors.add("author", new ActionError(
"error.field", messageResources.getMessage("label.author", request)));
if(bookEditForm.getTitle().equals(""))
actionErrors.add("author2", new ActionError(
"error.field", messageResources.getMessage("label.title", request)));
if(!actionErrors.isEmpty()){
saveErrors(request, actionErrors);
return mapping.findForward("showEdit");
}
MessageResources messageResources = getResources(request);
if(bookEditForm.getAuthor().equals(""))
actionErrors.add("author", new ActionError(
"error.field", messageResources.getMessage("label.author", request)));
if(bookEditForm.getTitle().equals(""))
actionErrors.add("author2", new ActionError(
"error.field", messageResources.getMessage("label.title", request)));
if(!actionErrors.isEmpty()){
saveErrors(request, actionErrors);
return mapping.findForward("showEdit");
}
欏甸潰鏄劇ず錛?br />
<html:errors property="author"/>
//鎴栬?/span>
<html:errors />
//鎴栬?/span>
<html:errors />
鏈鍚庯細html:messages鏄?.1浠ュ悗鍑虹幇鐨勶紝涔熸槸鎺ㄨ崘浣跨敤鐨勶紱
]]>
public class Test {
public static void main(String[] args) {
// Calendar calendar=Calendar.getInstance();
SimpleDateFormat simpleDateFormat = new SimpleDateFormat(
"E--yyyy騫碝鏈坉d鏃H鏃秏m鍒唖s縐?/span>", Locale.SIMPLIFIED_CHINESE);
// sdf.applyPattern("yyyy騫碝M鏈坉d鏃H鏃秏m鍒唖s縐?);
String timeStr = simpleDateFormat.format(Calendar.getInstance()
.getTime());
String timeStr2 = simpleDateFormat.format(new Date().getTime());
System.out.println(timeStr);
}
}
鏃ユ湡鍜屾椂闂存牸寮忕敱<EM>鏃ユ湡鍜屾椂闂存ā寮?lt;/EM> 瀛楃涓叉寚瀹氥?br />
public static void main(String[] args) {
// Calendar calendar=Calendar.getInstance();
SimpleDateFormat simpleDateFormat = new SimpleDateFormat(
"E--yyyy騫碝鏈坉d鏃H鏃秏m鍒唖s縐?/span>", Locale.SIMPLIFIED_CHINESE);
// sdf.applyPattern("yyyy騫碝M鏈坉d鏃H鏃秏m鍒唖s縐?);
String timeStr = simpleDateFormat.format(Calendar.getInstance()
.getTime());
String timeStr2 = simpleDateFormat.format(new Date().getTime());
System.out.println(timeStr);
}
}
| 瀛楁瘝 | 鏃ユ湡鎴栨椂闂村厓绱? | 琛ㄧず | 紺轟緥 |
|---|---|---|---|
G |
Era 鏍囧織絎? | Text | AD |
y |
騫? | Year | 1996; 96 |
M |
騫翠腑鐨勬湀浠? | Month | July |
w |
騫翠腑鐨勫懆鏁? | Number | 27 |
W |
鏈堜喚涓殑鍛ㄦ暟 | Number | 2 |
D |
騫翠腑鐨勫ぉ鏁? | Number | 189 |
d |
鏈堜喚涓殑澶╂暟 | Number | 10 |
F |
鏈堜喚涓殑鏄熸湡 | Number | 2 |
E |
鏄熸湡涓殑澶╂暟 | Text | Tuesday |
a |
Am/pm 鏍囪 | Text | PM |
H |
涓澶╀腑灝忔椂鏁?-23 | Number | 0 |
k |
涓澶╀腑灝忔椂鏁?-24 | Number | 24 |
K |
am/pm涓皬鏃舵暟0-11 | Number | 0 |
h |
am/pm涓皬鏃舵暟1-12 | Number | 12 |
m |
灝忔椂涓殑鍒嗛挓鏁? | Number | 30 |
s |
鍒嗛挓涓殑縐掓暟 | Number | 55 |
S |
姣鏁? | Number | 978 |
z |
鏃跺尯 | General time zone | GMT-08:00 |
Z |
鏃跺尯 | RFC 822 time zone | -0800 |
]]>