diff options
| author | mo.khan <mo.khan@a0a4a051-f042-0410-9e78-9fae330bdb64> | 2008-01-05 07:16:52 +0000 |
|---|---|---|
| committer | mo.khan <mo.khan@a0a4a051-f042-0410-9e78-9fae330bdb64> | 2008-01-05 07:16:52 +0000 |
| commit | 8c137f229c36a777ead5cacb3350cb8692646292 (patch) | |
| tree | 92876c5da0ffd17767e38f94a44415ac27a3c73e /DesignPatterns/src/app/DesignPatterns.State/ProcessingTransactionState.cs | |
| parent | cbdf42a6427eef7849d1ab7731f9185b410431d3 (diff) | |
git-svn-id: http://mokhan.googlecode.com/svn/trunk@9 a0a4a051-f042-0410-9e78-9fae330bdb64
Diffstat (limited to 'DesignPatterns/src/app/DesignPatterns.State/ProcessingTransactionState.cs')
| -rw-r--r-- | DesignPatterns/src/app/DesignPatterns.State/ProcessingTransactionState.cs | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/DesignPatterns/src/app/DesignPatterns.State/ProcessingTransactionState.cs b/DesignPatterns/src/app/DesignPatterns.State/ProcessingTransactionState.cs new file mode 100644 index 0000000..f91cae4 --- /dev/null +++ b/DesignPatterns/src/app/DesignPatterns.State/ProcessingTransactionState.cs @@ -0,0 +1,37 @@ +using System;
+
+namespace DesignPatterns.State {
+ internal class ProcessingTransactionState : IState {
+ public ProcessingTransactionState( IPosTerminal terminal ) {
+ _terminal = terminal;
+ }
+
+ public void ProcessTransaction( ) {
+ if ( (++_counter % 5) == 0 ) {
+ _terminal.CurrentState = new TransactionRejectedState( _terminal );
+ }
+ else {
+ _terminal.CurrentState = new TransactionApprovedState( _terminal );
+ }
+ }
+
+ public void PrintReceipt( ) {
+ Console.Out.WriteLine( "The transaction needs to be processed first" );
+ }
+
+ public void SwipeCard( string cardNumber ) {
+ Console.Out.WriteLine( "You have already swiped a card" );
+ }
+
+ public void EnterAmount( double amount ) {
+ Console.Out.WriteLine( "You have already entered an amount" );
+ }
+
+ public void EnterPin( string pin ) {
+ Console.Out.WriteLine( "You have already entered a PIN" );
+ }
+
+ private readonly IPosTerminal _terminal;
+ private static int _counter;
+ }
+}
\ No newline at end of file |