Copy codeThe Code is as follows:Public class DeviceAction extends actaction implements ModelDriven {Private static Log log = LogFactory. getLog (DeviceAction. class );Private Device device = new Device (); // only the bean driven by the json model
When each JSP page is accessed for the first time, the WEB Container will send the request to the JSP Engine (a Java program) for processing. The JSP Engine first translates JSP into a _ jspServlet (essentially a servlet) and calls it according to
Figure:
It was cut out from the security report sent from the test group. The figure has some minor problems. I wanted to re-draw one and I didn't find a suitable picture in visio. So we can only use others' diagrams.
Note:
Let's describe the
Custom tags)(Prepared study notes)Step 1. Create a Tag handler class (Tag Processor class)Package javax. servlet. jsp. tagextDevelop a label processor class for an empty Body -----> 1) implements Tag 2) extends TagSupportThe method of overwriting
String agent = request. getheader ("user-agent ");Stringtokenizer st = new stringtokenizer (agent ,";");St. nexttoken ();// Obtain the user's browser nameString userbrowser = st. nexttoken ();// Obtain the user's OS nameString useros = st. nexttoken
Read and Write of multiple file servers. SMB protocol can be used here.Static Page, use freemarker open-source frameworkIf a large number of read/write requests are taken into account, the requests are distributed or scheduled.First, we should
Jsp Chinese garbled jsp mysql garbled methods to support Chinese characters in the servlet:Add the following to the first sentence of dopost or doget:Request. setCharacterEncoding ("GB2312 ");Response. setCharacterEncoding ("GB2312 ");Jsp garbledSet
(Http://www.fckeditor.net, JavaEye editor is also used FCKEditor, XX see slightly the same? Haha), it's OpenSource (free, you can directly change the source code, haha), powerful (almost a web version of office word ), provides support for a variety
In normal work, it is inevitable that XML will be used as the data storage format. Which of the following solutions is the most suitable for us? In this article, I made an incomplete evaluation of the four mainstream solutions, and only tested the
My project is to use APPLET to create a Real-Time Message Queue monitoring program. because local resources are involved, the APPLET must be digitally signed and authenticated. My environment is windows, the application server is WEBLOGIC6.0, And
Today I have nothing to worry about. I suddenly thought of a problem. Can I replace the suffix for accessing JSP files with my own suffix? After some debugging, I finally succeeded. Hahaha. So happy .....First, configure testsuffix mytest.
Abstract: There have been a lot of discussions about the problems that Java applications have encountered in processing Chinese characters. Unlike most discussions, this article will discuss the problems in Java when processing Chinese characters
However, the real IP address of the client cannot be obtained through reverse proxy software such as Apache and Squid. If the reverse proxy software is used, the IP address obtained using the request. getRemoteAddr () method is 127.0.0.1 or 192.168.1
The following uses Tomcat as the JSP Engine and uses Tomcat, Apache, and IIS as the three Web servers to describe how to build a JSP running environment.I. Introduction to related software1. J2SDK: the software development tool of Java2, which is
Hibernate's JNDI name binding is implemented in the net. sf. hibernate. impl. SessionFactoryObjectFactory program. Let's analyze the process of binding JNDI to Hibernate:We get SessionFactory and write code like this:Configuration conf = new
Source: If you have any copyright issues, please contact usBasic ComponentsJSP has the following nine basic built-in components (corresponding to the six internal components of ASP ):Request client request, which contains parameters from the
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