Tomcat Plugin for Eclipse

8/6/2019 Tomcat Plugin for Eclipse

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STEP 5: Configure Eclipse

1. Start Eclipse by clicking eclipse.exe in the dirC:\eclipse, it will pop up a window

(See picture 1),select directory for putting your project and then click ok.

2. Select Window


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4. Click "Add" and navigate to the JRE directory of the SDK (C:\j2sdk1.4.2_05\jre)

.Input JRE name and click "OK".


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5.Check the check box beside the JRE that you just added from the SDK you installed, as

shown below. This sets this JRE as the default JRE to be used by Eclipse. You must do

this for the Tomcat plugin to work. The Tomcat plugin requires that an SDK be thedefault JRE selected in these Eclipse preferences.


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6. Set the Tomcat plugin preferences. First, select Tomcat from the left tree menu, then

checkVersion 5.x, then clickBrowse to select Tomcat home (C:\jakarta-tomcat-5.0.28).


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7. Select JVM Settings from the left tree menu, add tools.jar to Classpath.Then click

OK.


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STEP 6: Create and Execute a Java Applet

1. Select File > New > Project and a NewProject window will pop up, selectJava Project, then click Next button.


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2. New Java Project window will pop up, input the name of project, here

"AppletDemo", then clickNext button.


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3. Keep it as default and clickFinish button.


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4. Select AppletDemo (project name) in the workspace and right click on it, thenselect New > File.


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5. In the pop up window New File, input the name of applet, here "SimpleApplet.java",

then clickFinish button.


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6. Add the following code to the file SimpleApplet.java and save it.

import java.awt.*;

import java.applet.*;

public class SimpleApplet extends Applet{

public void paint(Graphics g)

{g.setColor (new Color(0,0,255));

g.drawString("This is a simple applet Demo", 50,50);

}


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}

7.Select SimpleApplet.java in the workspace and right click it, then select Run>Java

Applet.

8. A AppletViewer window will pop up showing the running result.


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9. Applet can also be viewed through a browser, to do this, you need edit a html file thatcontains the applet tag and applet class name (the applet class should be in the samedirectory, or else path should be included). Here is a example (in FrontPage editor).


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10. Click the html file and the applet will show as below.


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STEP 7: Create a new Tomcat Project

1. Select File > New > Project and select a new entry Tomcat Project , thenpress Next.


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2.Give project a name such as TomcatProject and press Next.


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3.Keep it as default and press Finish.


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4.It will pop up a window, ClickYes.

5.A new project with a WAR structure is created in the workspace.


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STEP 8: Create and execute a JSP

1. Select TomcatProject (created in step 6) in the workspace and right click onit, then select New > File. Give the file name JSPDemo.jsp and click Finish.


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2.Add the following code to the file JSPDemo.jsp and save it.

JSP Demo


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Good Morning !

Good Afternoon!

If you're seeing this page via a web browser, it means you've integrated Tomcat andEclipse successfully. Congratulations!

The current time is:

3.Start Tomcat by pressing Start Tomcat button in the toolbar.

4.The log of startup of Tomcat will appear in the Eclipse console view.


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5.Open a web browser and go to the URLhttp://localhost:8080/TomcatProject/JSPDemo.jsp . A page will load and you will get the

following figure if followed all the above steps.
http://localhost:8080/TomcatProject/JSPDemo.jsphttp://localhost:8080/TomcatProject/JSPDemo.jsp


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STEP 9: Create and execute a Servlet

1. Select File > New > Project. Then New Project window will pop up, selectTomcat Project then click Next button.

2. In the New Tomcat Project window, input the project name, here use"ServletDemo",then clickNext button.


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3. To make it simple, keep this as default and clickFinish button.


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4.Select WEB-INF/src in workspace and right click it and select New > File.


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5.In the pop up window New File, input file name "SimpleServlet.java" and clickFinishbutton.


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6. Input the following code in to the file SimpleServlet.java and clickSave button in

toolbar.

import java.io.PrintWriter;//import javax.servlet.*;

public class SimpleServlet extends javax.servlet.http.HttpServlet {

public void doGet(javax.servlet.http.HttpServletRequest request,

javax.servlet.http.HttpServletResponse response)


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throws javax.servlet.ServletException, java.io.IOException {

performTask(request, response);

}public void doPost(javax.servlet.http.HttpServletRequest request,

javax.servlet.http.HttpServletResponse response)throws javax.servlet.ServletException, java.io.IOException {

performTask(request, response);

}

public void performTask(javax.servlet.http.HttpServletRequest request,

javax.servlet.http.HttpServletResponse response){

try

{response.setContentType("text/html");PrintWriter out = response.getWriter();

out.println("This is a Simple Servlet Demo");

}

catch(Throwable theException)

{//theException.printStackTrace();

}

}

}

7. Select WEB-INF/ in workspace and right click it and select New > File.


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8. A New File window will pop up and input the file name " web.xml" and clickFinishbutton.


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9. Input the following content that in the table


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SimpleServlet

SimpleServlet

SimpleServlet

/SimpleServlet

into the file web.xml, for this machine it pop up a Notepad window when Finish buttonclicked in step 7. So copy the content in above table into this Notepad window, then save

it.


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10. Press the Start Tomcat button in tool bar, after tomcat starts, open a browser and

input the URL: http://localhost:8080/ServletDemo/SimpleServlet . The result will show

as below:
http://localhost:8080/ServletDemo/SimpleServlethttp://localhost:8080/ServletDemo/SimpleServlet


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http://plato.acadiau.ca/courses/comp/dsilver/2513/eclipseandtomcattutorial/

http://www.eclipsetotale.com/tomcatPlugin.html
http://plato.acadiau.ca/courses/comp/dsilver/2513/eclipseandtomcattutorial/http://www.eclipsetotale.com/tomcatPlugin.htmlhttp://plato.acadiau.ca/courses/comp/dsilver/2513/eclipseandtomcattutorial/http://www.eclipsetotale.com/tomcatPlugin.html

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Tomcat Plugin for Eclipse