ATM Example

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• 
  
• Package revisit
  • reuse existing class .\custom\CustomButton.java
    and .\custom\CustomLabel.java
  • creat account package of .\account\Account.java,
    .\account\AccountDB.java,
    .\account\AtmConstants.java,
    and .\account\DataFileParser.java
  • DisplayGUI.java, EventListener.java, Atm.java, and atm.dat in default package
• Three ways to compile and run the Atm application
  1. using the default class path environment i.e JDK classes directory and the current directory "."
     
     cd [Atm working directory]\custom
     javac *.java
     or cd [Atm working directory]
     javac account\*.java
     javac custom\*.java
     javac Atm.java
     java Atm
     
     
  2. using the command line switch -classpath
     
     cd [any directory]
     javac -classpath .;c:\[Atm working directory]\ Atm.java
     
     java -classpath .;c:\[Atm working directory]\ Atm
     
     
  3. Using the environment variable: set CLASSPATH=.;C:\[Atm working directory]\
     
     javac Atm.java
     java Atm

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