EncodedPage.java Servlet that shows the bandwidth benefits of gzipping pages to browsers that can handle gzip. Uses the ServletUtilities class to simplify the DOCTYPE and HEAD output. package cwp; import java.io.*; import javax.servlet.*; import javax.servlet.http.*; import java.util.zip.*; /** Example showing benefits of gzipping pages to browsers * that can handle gzip. * * Taken …
Category: Code . Programming Samples . প্রোগ্রাম উদাহরন
Code . Programming Samples . প্রোগ্রাম উদাহরন
Aug 18
PrimeNumbers.java Servlet that processes a request to generate n prime numbers, each with at least m digits. If these results are not complete, it sends a Refresh header instructing the browser to ask for new results a little while later. Uses the Primes
PrimeNumbers.java Servlet that processes a request to generate n prime numbers, each with at least m digits. If these results are not complete, it sends a Refresh header instructing the browser to ask for new results a little while later. Uses the Primes, PrimeList, and ServletUtilities classes. package cwp; import java.io.*; import javax.servlet.*; import …
Aug 17
ShowRequestHeaders.java Servlet that shows all request headers sent by browser in current request.
ShowRequestHeaders.java Servlet that shows all request headers sent by browser in current request. package cwp; import java.io.*; import javax.servlet.*; import javax.servlet.http.*; import java.util.*; /** Shows all the request headers sent on this request. * * Taken from Core Web Programming Java 2 Edition * from Prentice Hall and Sun Microsystems Press, * . * May …
Aug 17
ServletUtilities.java Utility class that, among other things, contains the static filter method that replaces special HTML characters with their HTML character entities.
ServletUtilities.java Utility class that, among other things, contains the static filter method that replaces special HTML characters with their HTML character entities. package cwp; import javax.servlet.*; import javax.servlet.http.*; /** Some simple time savers. Note that most are static methods. * * Taken from Core Web Programming Java 2 Edition * from Prentice Hall and …
Aug 16
ThreeParams.java Servlet that reads and displays three request (form) parameters. Uses the ServletUtilities class.
ThreeParams.java Servlet that reads and displays three request (form) parameters. Uses the ServletUtilities class. package cwp; import java.io.*; import javax.servlet.*; import javax.servlet.http.*; /** Simple servlet that reads three parameters from the * form data. * * Taken from Core Web Programming Java 2 Edition * from Prentice Hall and Sun Microsystems Press, * . …
Aug 16
ShowMessage.java Servlet that demonstrates the use of initialization parameters.
ShowMessage.java Servlet that demonstrates the use of initialization parameters. Remember that, to use this servlet, you have to do three things: * Put the modified web.xml file in the WEB-INF directory. * Restart the server. * Use the registered servlet name (i.e., the URL http://host/servlet/ShowMsg), not the raw servlet name (i.e., the …
Aug 15
ServletUtilities.java Utility class that simplifies the output of the DOCTYPE and HEAD in servlets, among other things. Used by most remaining servlets in the chapter.
ServletUtilities.java Utility class that simplifies the output of the DOCTYPE and HEAD in servlets, among other things. Used by most remaining servlets in the chapter. package cwp; import javax.servlet.*; import javax.servlet.http.*; /** Some simple time savers. Note that most are static methods. * * Taken from Core Web Programming Java 2 Edition * from …
Aug 15
SimplerHelloWWW.java Servlet that uses ServletUtilities to simplify the generation of the DOCTYPE and HEAD part of the servlet.
SimplerHelloWWW.java Servlet that uses ServletUtilities to simplify the generation of the DOCTYPE and HEAD part of the servlet. package cwp; import java.io.*; import javax.servlet.*; import javax.servlet.http.*; /** Simple servlet that generates HTML. This variation of * HelloWWW uses the ServletUtilities utility class * to generate the DOCTYPE, HEAD, and TITLE. * * Taken from …
Aug 14
HelloWWW.java Servlet that generates HTML. This and all remaining servlets are in the cwp package and therefore should be installed in the cwp subdirectory.
HelloWWW.java Servlet that generates HTML. This and all remaining servlets are in the cwp package and therefore should be installed in the cwp subdirectory. package cwp; import java.io.*; import javax.servlet.*; import javax.servlet.http.*; /** Simple servlet that generates HTML. * * Taken from Core Web Programming Java 2 Edition * from Prentice Hall and Sun …
Aug 14
HelloWorld.java Simple servlet that generates plain text.
HelloWorld.java Simple servlet that generates plain text. import java.io.*; import javax.servlet.*; import javax.servlet.http.*; /** Very simplistic servlet that generates plain text. * * Taken from Core Web Programming Java 2 Edition * from Prentice Hall and Sun Microsystems Press, * . * May be freely used or adapted. */ public class HelloWorld extends HttpServlet …