Java C7. Outline of Web application and Eclipse. potx

Outline of WWWClient Web browser Display reading page URL address Internet Web server HTML file, program file, multimedia file : image file, sound file, movie file, etc.. Collaboration b

Chapter 7 Outline of Web application and Eclipse

ITSS Java Programming

NGUYEN Hong Quang, HUT

Outline of WWW

Client

Web browser

Display reading page

URL address

Internet

Web server HTML file, program file, multimedia file : image file, sound file, movie file, etc Request

Response Link in a

Web page

“form” data exemple

HTTP method : GET and POST

 GET

 Add transmission information to URL

 There is a limitation in the length of the

transmission character string

 Example: http://localhost:8080/examples/hello?NAME=Billy

 POST

 There is not a limitation in the length of the

transmission character string

 It is possible to transmit only by <form> tag

Web application

Client

Web browser

Display reading page

URL address

Internet

Application server Request

Response

Link in a Web page

Run application

Features of Web application

 an execution environment to execute the server

applications (CGI) : Servlet and JSP, ASP, PHP, etc

 example is ‘Tomcat’, etc.

Directory structure of Web application

Collaboration between Servlet, JSP and JDBC

DBMS JDBC

 Servlet : Java program that runs on Server side

(Web container)

 JSP : Embedding the Java program into the HTML files

Using directly JDK

 Edit program : Editor (NotePad)

 Execution program : Dos Prompt :

The role and composition of IDE

 editor and compiler are integrated

 All processes from editing to execution can be done with one set of software

 Eclipse

 Visual Studio (Microsoft)

 Sun ONE Studio (Sun)

Characteristics of Eclipse

application

http://www eclipse org

Install plug-ins Eclipse

Main screen of Eclipse

Code assistance : Supplementation

with method name

Eclipse

Code assistance : Supplementation

with class name

CTRL + Space

Eclipse

Java programming with Eclipse

Start of Eclipse Making of project Making of class Build and Execution

End of Eclipse

Eclipse

Start of Eclipse : step 1 Eclipse

Start of Eclipse : step 2 Eclipse

Start of Eclipse : step 3

Workbench

Eclipse

Making project 1 Eclipse

Making project 2 Eclipse

Making project 3 Eclipse

Making class 1 Eclipse

Making class 2 Eclipse

Making class 3 Eclipse

Run application in Eclipse Eclipse

Default directory of Eclipse projectEclipse

Change directory 1 Eclipse

Change directory 1 Eclipse

Execution of class that uses

command line argument 1

Eclipse

Execution of class that uses

command line argument 2

Eclipse

Execution of class that uses

command line argument 3

Eclipse

Setting of class passing 1 (JDBC driver)

Eclipse

Setting of class passing 2 (JDBC driver)

Eclipse

Setting of class passing 3 (JDBC driver)

Eclipse

Close project Eclipse

Open project (1)

End of Eclipse

Hands-on exercises 2

server

 InputName.htm

build and execution) :

 HelloWorld

 HelloWorld with input parameter