Java Small Example

1. Create the first Java Web example

Using Eclipse to create your first Web page under Mac, it's simple file-"new-" Web project will appear full Java Web projects;

2, the JSP page to join the background Java class method, and displayed on the page

A. Creating a Java class

Right click on src, new-"class Create a Java class, demo class, create a method Gethello, as follows:

Package tests;

public class Demo {

Public String Gethello () {

Return "Hello Word!";

}

}

B. Introducing a Java class on a JSP page

Add at the top of the page

<%@ page language= "java" import= "tests.*"%>

C. Inserting Java code on a JSP page

<title>this is My first Java demo</title>

<body>

<%

Demo result = new Demo ();

Out.println (result. Gethello ());

%>

</body>

Operation Result:

Java Small Example