Pure JSP -- Java Server Pages: A Code-Intensive Premium Reference doc

... look at the standard actions used to reference JavaBeans and an example that uses these actions. JavaBean Standard Actions There are three standard actions defined to help integrate JavaBeans ... back in, and finally displays proof that its state was maintained. Listing 3.2: SimpleJavaBeanTester .java import java. io.*; public class SimpleJavaBeanTester { public SimpleJavaBeanTe...

Ngày tải lên: 27/06/2014, 12:20

... building a shopping cart, sending JavaMail, and much more. The final third of the book is a syntax reference for the javax.servlet .jsp, javax.servlet .jsp. tagext, javax.servlet.package, and javax.servlet.http ... Chapter 18 - The javax.servlet .jsp Package - 168 Chapter 19 - The javax.servlet .jsp. tagext Package - 183 Chapter 20 - The javax.servlet Package - 198 Ch...

Ngày tải lên: 03/07/2014, 06:20

... "JavaBeans and JSP Concepts," we'll look at JavaBeans and how they can be used in JSPs. Chapter 2: Java Servlets Overview JavaServer Pages are extensions of Java servlets, ... and javax.servlet.http packages. The javax.servlet package contains the generic interfaces and classes that are implemented and extended by all servlets. The javax.servlet.http package contai...

Ngày tải lên: 03/07/2014, 06:20

... Before we can start learning about how you can use JavaBeans in JavaServer Pages, we must take a look at what a bean is. A JavaBean is a 100% Java component that works on any Java Virtual Machine. ... take a look at what a bean is. A JavaBean is a 100% Java component that works on any Java Virtual Machine. The minimum requirements that make a component a JavaBe...

Ngày tải lên: 03/07/2014, 06:20

... which you want to get a value. A JSP Example Using JavaBeans In our example, we are going to use a simple JavaBean that acts as a counter. It has a single int property, count, that holds ... < ;jsp: useBean> The first standard action is < ;jsp: useBean>. It associates an instance of a JavaBean defined with a given scope and id via a newly declared scripting...

Ngày tải lên: 03/07/2014, 06:20

... Movie Catalog database. Inserting Data into a Table Now that we have all our tables in place, you can put some data into them. Listing 4.2 shows the application used to populate our Movie Catalog ... Movie Catalog database. Listing 4.2: InsertDataApp .java import java. sql.*; public class InsertDataApp { public InsertDataApp() { } - 49 - statement.executeUpdate("I...

Ngày tải lên: 03/07/2014, 06:20

... example in Listing 4.4 does just that. Listing 4.4: UpdateDataApp .java import java. sql.*; public class UpdateDataApp { public UpdateDataApp() { } public void updateData() ... System.err.println(sqle.getMessage()); } } } public static void main(String[] args) { UpdateDataApp updateDataApp = new UpdateDataApp(); updateDataApp.updateData(); } }...

Ngày tải lên: 03/07/2014, 06:20

... create a JSP error page, you need to create a basic JavaServer page and then you need to tell the JSP engine that the page is an error page. You do this by setting its page attribute isErrorPage ... tells the Tomcat server that we have a new Web Application and that it is located in the < ;SERVER_ ROOT>/purejsp/ directory with a document base of purejsp/. Summary In th...

Ngày tải lên: 03/07/2014, 06:20

... username and company name, can be found in Listing 8.1 . Listing 8.1: PureJSPBase .java import javax.servlet.*; import javax.servlet.http.*; import javax.servlet .jsp. HttpJspPage; import java. io.*; ... how you can extend the functionality of a JSP using inheritance. Chapter 8: JavaServer Pages and Inheritance Overview Extending a JavaServer page from another servlet or...

Ngày tải lên: 03/07/2014, 06:20