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The topic is Integrating a Web Application With a Database Below are softwares installed in my PC: OS=Windows98 Tomcat v. 4.1.27.exe J2SE/JDK v. 1.3.1 mysql mysql-connector-java
Below is the content of Autoexec.bat:
Compilation of servlet files below were successful. InitializeConnectionPool.java ScrambleGameServlet.java NamingService.java ScrambleGameService.java Word.java WordCategory.java WordCategoryDAO.java WordCategoryService.java WordDAO.java
Below is the content of the deployment descriptor -web.xml:
The database wordgames above is located at the directory below:
Below are files inside the directory above: wordcategory.frm wordcategory.MYI wordcategory.MYD word.frm word.MYI word.MYD wordhint.frm wordhint.MYI wordhint.MYD
To activate the Scramble Game Servlet, using a Web Browser, I entered the URL below:
Below is the displayed page form for the URL above: Duke's Arcade Select from one of the following games:
Word Scramble When I clicked the Word Scramble above, errors below occured:
What do errors above mean? What should I do to correct those errors so to run this Web application with database in my PC? Can anybody there help? Any suggestions would greatly be appreciated. Thanks in advance. Regards, Cathy [ November 26, 2003: Message edited by: Cathy Valdez ]
This is the place to start. You need to debug the method to see exactly where you are getting the null pointer exception. Is it when getting the connection, executing the statement or getting the result set?