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<role name="admin"/>
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<Host name="www.example.com" appBase="/home/example/webapp">
<Context path="" docBase="."/>
</Host>
</Engine>
</Service>
</Server>
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5ï¼é ç½®åºç¡éªè¯ï¼Basic Authenticationï¼
容å¨ç®¡çéªè¯æ¹æ³æ§å¶çå½ç¨æ·è®¿é®åä¿æ¤çwebåºç¨èµæºæ¶ï¼å¦ä½è¿è¡ç¨æ·ç身份é´å«ãå½ä¸ä¸ªwebåºç¨ä½¿ç¨äºBasic Authenticationï¼BASICåæ°å¨web.xmlæ件ä¸auto-methodå ç´ ä¸è®¾ç½®ï¼ï¼èæç¨æ·è®¿é®åä¿æ¤çwebåºç¨æ¶ï¼Tomcatå°éè¿HTTP Basic Authenticationæ¹å¼ï¼å¼¹åºä¸ä¸ªå¯¹è¯æ¡ï¼è¦æ±ç¨æ·è¾å ¥ç¨æ·ååå¯ç ãå¨è¿ç§éªè¯æ¹æ³ä¸ï¼ææå¯ç å°è¢«ä»¥ä½çç¼ç æ¹å¼å¨ç½ç»ä¸ä¼ è¾ã
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<!--
Define the Members-only area,源码个性html源码 by defining
a "Security Constraint" on this Application, and
mapping it to the subdirectory (URL) that we want
to restrict.
-->
<security-constraint>
<web-resource-collection>
<web-resource-name>
Entire Application
</web-resource-name>
<url-pattern>/members/*</url-pattern>
</web-resource-collection>
<auth-constraint>
<role-name>member</role-name>
</auth-constraint>
</security-constraint>
<!-- Define the Login Configuration for this Application -->
<login-config>
<auth-method>BASIC</auth-method>
<realm-name>My Club Members-only Area</realm-name>
</login-config>
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<Valve className="org.apache.catalina.authenticator.SingleSignOn"
debug="0"/>
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Tomcatæä¾ä¸¤ç§æ¹æ³å¨ä¸»æºä¸æ å°è¿äºä¸ªäººç½ç«ï¼ä¸»è¦ä½¿ç¨ä¸å¯¹ç¹æ®çListenerå ç´ ãListenerçclassNameå±æ§åºè¯¥æ¯org.apache.catalina.startup.UserConfigï¼userClasså±æ§åºè¯¥æ¯å 个æ å°ç±»ä¹ä¸ãå¦æä½ çç³»ç»æ¯Unixï¼å®å°æä¸ä¸ªæ åç/etc/passwdæ件ï¼è¯¥æ件ä¸çå¸å·è½å¤è¢«è¿è¡ä¸çTomcatå¾å®¹æç读åï¼è¯¥æ件æå®äºç¨æ·ç主ç®å½ï¼ä½¿ç¨PasswdUserDatabase æ å°ç±»ã
<Listener className="org.apache.catalina.startup.UserConfig"
directoryName="public_html"
userClass="org.apache.catalina.startup.PasswdUserDatabase"/>
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directoryName="public_html" homeBase="/home"
userClass="org.apache.catalina.startup.HomesUserDatabase"/>
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<servlet-name>jsp</servlet-name>
<servlet-class>
org.apache.jasper.servlet.JspServlet
</servlet-class>
<init-param>
<param-name>logVerbosityLevel</param-name>
<param-value>WARNING</param-value>
</init-param>
<init-param>
<param-name>compiler</param-name>
<param-value>jikes</param-value>
</init-param>
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</servlet>
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// no-argument constructor
public carshop()
{
createUserInterface();
}
// create and position GUI components; register event handlers
private void createUserInterface()
{
// get content pane for attaching GUI components
Container contentPane = getContentPane();
// enable explicit positioning of GUI components
contentPane.setLayout( null );
// set up windowJPanel
windowJPanel = new JPanel();
windowJPanel.setBounds( , , , );
windowJPanel.setBorder( new LineBorder( Color.BLACK ) );
windowJPanel.setLayout( null );
contentPane.add( windowJPanel );
// set up oneIconJLabel
oneIconJLabel = new JLabel();
oneIconJLabel.setBounds( , , , );
oneIconJLabel.setIcon( new ImageIcon( "images/阿斯顿马丁.jpg" ) );
windowJPanel.add( oneIconJLabel );
// set up oneJLabel
oneJLabel = new JLabel();
oneJLabel.setBounds( , , , );
oneJLabel.setText( "阿斯顿马丁" );
oneJLabel.setHorizontalAlignment( JLabel.CENTER );
windowJPanel.add( oneJLabel );
// set up twoIconJLabel
twoIconJLabel = new JLabel();
twoIconJLabel.setBounds( , , , );
twoIconJLabel.setIcon( new ImageIcon( "images/美洲虎.jpg" ) );
windowJPanel.add( twoIconJLabel );
// set up twoJLabel
twoJLabel = new JLabel();
twoJLabel.setBounds( , , , );
twoJLabel.setText( "美洲虎" );
twoJLabel.setHorizontalAlignment( JLabel.CENTER );
windowJPanel.add( twoJLabel );
// set up threeIconJLabel
threeIconJLabel = new JLabel();
threeIconJLabel.setBounds( , , , );
threeIconJLabel.setIcon( new ImageIcon(
"images/凯迪拉克.jpg" ) );
windowJPanel.add( threeIconJLabel );
// set up threeJLabel
threeJLabel = new JLabel();
threeJLabel.setBounds( , , , );
threeJLabel.setText( "凯迪拉克" );
threeJLabel.setHorizontalAlignment( JLabel.CENTER );
windowJPanel.add( threeJLabel );
// set up fourIconJLabel
fourIconJLabel = new JLabel();
fourIconJLabel.setBounds( , , , );
fourIconJLabel.setIcon( new ImageIcon( "images/罗孚.jpg" ) );
windowJPanel.add( fourIconJLabel );
// set up fourJLabel
fourJLabel = new JLabel();
fourJLabel.setBounds( , , , );
fourJLabel.setText( "罗孚" );
fourJLabel.setHorizontalAlignment( JLabel.CENTER );
windowJPanel.add( fourJLabel );
// set up fiveIconJLabel
fiveIconJLabel = new JLabel();
fiveIconJLabel.setBounds( , , , );
fiveIconJLabel.setIcon( new ImageIcon(
"images/劳斯莱斯.jpg" ) );
windowJPanel.add( fiveIconJLabel );
// set up fiveJLabel
fiveJLabel = new JLabel();
fiveJLabel.setBounds( , , , );
fiveJLabel.setText( "劳斯莱斯" );
fiveJLabel.setHorizontalAlignment( JLabel.CENTER );
windowJPanel.add( fiveJLabel );
// set up sixIconJLabel
sixIconJLabel = new JLabel();
sixIconJLabel.setBounds( , , , );
sixIconJLabel.setIcon( new ImageIcon( "images/别克.jpg" ) );
windowJPanel.add( sixIconJLabel );
// set up sixJLabel
sixJLabel = new JLabel();
sixJLabel.setBounds( , , , );
sixJLabel.setText( "别克" );
sixJLabel.setHorizontalAlignment( JLabel.CENTER );
windowJPanel.add( sixJLabel );
// set up enterJButton
enterJButton = new JButton();
enterJButton.setBounds( , , , );
enterJButton.setText( "Enter" );
contentPane.add( enterJButton );
enterJButton.addActionListener(
new ActionListener() // anonymous inner class
{
// event handler called when enterJButton is clicked
public void actionPerformed( ActionEvent event )
{
enterJButtonActionPerformed( event );
}
} // end anonymous inner class
); // end call to addActionListener
// set up clearJButton
clearJButton = new JButton();
clearJButton.setBounds( , , , );
clearJButton.setText( "Clear" );
contentPane.add( clearJButton );
// set up inputJLabel
inputJLabel = new JLabel();
inputJLabel.setBounds( , , , );
inputJLabel.setText( "Please make selection:" );
contentPane.add( inputJLabel );
selectCountryJComboBox = new JComboBox( cars );
selectCountryJComboBox.setBounds( , , , );
selectCountryJComboBox.setMaximumRowCount( 3 );
contentPane.add( selectCountryJComboBox );
// set up inputJTextField
inputJLabel2 = new JLabel();
inputJLabel2.setBounds( , , , );
inputJLabel2.setText( "Input the Numble:" );
contentPane.add( inputJLabel2 );
// set up inputJTextField
inputJTextField2 = new JTextField();
inputJTextField2.setBounds( , , , );
inputJTextField2.setHorizontalAlignment( JTextField.RIGHT );
contentPane.add( inputJTextField2 );
clearJButton.addActionListener(
new ActionListener() // anonymous inner class
{
// event handler called when clearJButton is clicked
public void actionPerformed( ActionEvent event )
{
clearJButtonActionPerformed( event );
}
} // end anonymous inner class
);
// set up displayJTextField
displayJTextArea = new JTextArea();
displayJTextArea.setBounds( , ,, );
displayJTextArea.setEditable( false );
contentPane.add( displayJTextArea );
// set properties of application's window
setTitle( "My car Shop" ); // set title bar string
setSize( , ); // set window size
setVisible( true ); // display window
} // end method createUserInterface
private void clearJButtonActionPerformed( ActionEvent event )
{
// clear the JTextFields
inputJTextField2.setText( "" );
displayJTextArea.setText("");
} // end method clearJButtonActionPerformed
private void enterJButtonActionPerformed( ActionEvent event )
{
double z;
double c;
int x;
int y;
x=selectCountryJComboBox.getSelectedIndex();
y=Integer.parseInt(inputJTextField2.getText());
double discountRate;
int amount = Integer.parseInt( inputJTextField2.getText());
switch (amount/5)
{
case 0:
discountRate = 0;
break;
case 1:
discountRate = 1;
break;
case 2:
discountRate = 2;
break;
case 3:
discountRate = 3;
break;
default:
discountRate = 4;
} // end switch statement
c=1-discountRate/;
z=jiage[x]*y*c;
displayJTextArea.append("你选择的是:"+cars[x]+";"+
"它的单价是:"+jiage[x]+";" +"你购买该产品的数量是:"+y+"," +"\n"+"该数量的套多armadillo源码下载折扣是:"
+discountRate + " %"+";"+"本次消费的总价格是:"+z+"元"+"!"+"\n");
}
public static void main( String args[] )
{
carshop application = new carshop();
application.setDefaultCloseOperation( JFrame.EXIT_ON_CLOSE );
} // end method main
} // end class carshop