Java Server Pages: A Code-Intensive Premium Reference- P8 potx

... changes take effect. In Chapter 8, "JavaServer Pages and Inheritance," we are going to cover how you can extend the functionality of a JSP using inheritance. Chapter 8: JavaServer ... import javax.servlet.http.*; import javax.servlet.jsp.HttpJspPage; import java. io.*; import java. util.*; public abstract class PureJSPBase extends HttpServlet implements HttpJspP...

Ngày tải lên: 03/07/2014, 06:20

... 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 SimpleJavaBeanTest...

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 Chapter 21...

Ngày tải lên: 03/07/2014, 06:20

... 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 contains ... "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...

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

... The newBean's simpleProperty == simple property value Press enter to continue Adding JavaBeans to JavaServer Pages Now that we understand what JavaBeans are and how they are commonly ... used, let's take a look at embedding them into JavaServer Pages. In the following sections, we are going to look at the standard actions used to reference JavaBeans and an example that use...

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 ... "JSP and XML," we will examine a more efficient method of database interaction by incorporating a JDBC connection pool using a JavaBean. Summary In this chapter, we cov...

Ngày tải lên: 03/07/2014, 06:20

... access request parameters. You can do this by calling the request object's getParameter() method, which is inherited from its parent javax.servlet.ServletRequest, with the parameter name ... provides accessors to several other JSP implicit objects. An instance of an implementation-dependent pageContext is created by a JSP implementation class at the beginning of the generated serv...

Ngày tải lên: 03/07/2014, 06:20