Implementing the access control of JSP page elements with custom tag library and configuration file

js| Access | control | page Controlling client access is a problem that developers must consider to develop a system based on B/s architecture. A profile-based security policy for a JSP or servlet specification controls the resource in a file, that

Character substitution function in JSP str

js| function //Strreplace.java//Package Forum;Import java.util.*; /*** Title:* Description:* Copyright:copyright (c) 2001* Company:* @author* @version 1.0*/ public class Strreplace { Public Strreplace () {}public string Str_replace (string

To define a function in a JSP

js| function Author: He Zhiqiang [hhzqq@21cn.com] Date: 2000-09-19 Version: 1.0 Functions: JSP routines-defining functions in a JSP --%> String Hello () { Return "Hello, friend, Welcome to enter the world of JSP, ^_^"; } %>

JSP technology in the eyes of a developer (top)

JS Javaservertm pages (JSP) technology provides us with a simple way to build dynamic Web pages, and also simplifies the work of constructing web programs. This article gives a comprehensive introduction to JSP technology from a developer's

Analysis of JSP Security Programming Example (Intermediate) 1

js| Security | Programming Java Server page (JSP) as a technology to build dynamic Web pages is constantly heating up. JSP and ASP, PHP, working mechanism is not the same. In general, JSP pages are compiled, not interpreted, as they are executed.

JSP file Operation write article

Js File operation is one of the important content of Web programming, ASP on file operation has been discussed a lot, let's see how JSP is implemented.Here used two files, a JSP file a JavaBean file, through the JSP call JavaBean can easily write

JSP (3)--adding dynamic content by expression

js| dynamic in our previous chapters, any HTML file can be transformed into a JSP file by changing its extension to. jsp. Of course, we need to know what makes JSP useful? The answer is the ability to embed Java. Place the following text in a file

How to read an Access database with a JSP

access|js| Data | database import = "Java.util.*"import = "Java.io.*"Import= "Java.text.*"Contenttype= "text/html; charset=gb2312 "Buffer= "20KB"%>String Odbcquery;Connection Odbcconn;Statement odbcstmt;ResultSet Odbcrs;String username,title,content,

Integrate TOMCAT5 and IIS5 and normal open JSP

Iis|js Preface: Before also read n document, follow inside the description configuration, but always did not succeed, today finally succeeded!!! Come back and look at those documents, a lot of direct CTRL + V CTRL + + (also does not explain the

Implementation of the download function in JSP page

js| Download | page public string toutf8string (string s) {///from onlineStringBuffer sb = new StringBuffer ();for (int i=0;ichar C = S.charat (i);if (c >= 0 && C Sb.append (c);} else {Byte[] B;try {b = character.tostring (c). GetBytes

JSP database operation routine data paging display

js| Pagination | data | database | display Variable declarationJava.sql.Connection Sqlcon; Database Connection objectsJava.sql.Statement sqlstmt; SQL Statement ObjectJava.sql.ResultSet Sqlrst; Result set Object Java.lang.String Strcon; Database

JSP Display online number code

js| Display | online | Number of people online /*** Write the following Sessioncounter.java* and compiled to Sessiioncounter.class* Then put it on the classpath of your website* Sessioncount (build this directory yourself) below*/ Package

Login program code for JSP

js| Program !--Login Manager--> public static Boolean checkuserpermission (HttpSession mysession, httpservletrequest request, HttpServletResponse Response{if (Mysession.getvalue ("haspermission") = = NULL | |! ( (Boolean) Mysession.getvalue

JSP to solve the method of garbled. Using the Encodingfilter in Petstore

js| Resolution/* * Copyright 2002 Sun Microsystems, Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * Modification, are permitted provided that following conditions * are met: * *-Redistributions of

The exploration of URL redirection of JSP server resin

The simplest js| servers are URL conversions based on the URL rewrite steering (Rewrite) modules in various Web servers: This will almost certainly not modify the implementation of the program to map news.jsp?id=234 such links into news/234.html,

Chinese character transfer from JSP to servlet processing

Js|servlet| Chinese for Request.getparameter () method in JSP and servlet, if you want to pass in Chinese characters, there are several ways to solve, One: Can be in the string temp = Request.getparameter ("xx"); temp = new String (temp.getbytes

Write file upload with JSP

JS If you have used VB to write the components of the file upload, then use Java to write file upload JavaBean is very easy. The following example is just a simple version Package yuanyifileup; Import java.io.*; Import java.util.*; Import

One of the Java/jsp Learning Series (JDK installation)

JS One, preface The JDK (Java Development Kit) is the foundation of all Java applications, so you can say that all Java applications are built on this. It is a set of APIs, or some Java Class. The latest version, now officially released, is JDK1.3.

Learning JSP Guide

JS on the Internet to see a lot of questions about how to learn JSP, just on the internet to see an article on the study of JSP, picked up a part of the translation, I hope to learn a little guidance jsp. A common mistake is to take the JSP as a

Latest JSP environment configuration methods The latest JSP environment configuration method

Js screen.width-300) {this.width = screen.width-300}; "Border=0 dypop=" click to open this picture "> After adding Filter Properties dialog box do not turn off, select the Home Directory tab click below to configure the following figure screen.width-

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