I have just cut out everything not needed to show the foul behaviour and wanted
to attach it to an issue in bug trackin system but I see that you don't welcome
zipped projects. It is relatively simple so I am attaching it here.
import org.jboss.aop.joinpoint.Invocation;
| import org.jboss.aop.joinpoint.MethodInvocation;
|
| public class SecurityAspect {
|
| Invocation invocation;
|
| public Object authenticationAdvice(Invocation inv) throws Throwable {
| this.invocation = inv;
| System.out.print("authentication advice: ");
|
| if (inv instanceof MethodInvocation) {
| MethodInvocation mi = (MethodInvocation)inv;
| show_login_form("Please sign in.");
| }
|
| return null;
| }
|
| private void show_login_form(String message) {
| LoginFrame loginDialog = new LoginFrame(this, message);
| loginDialog.setVisible(true);
| }
|
| //callback method for login dialog
| public void authenticate(String userName,String passwd) throws
Throwable {
|
|
| System.out.println("before invoke next");
| invocation.invokeNext();
| System.out.println("after invoke next");
| }
|
| }
| @SuppressWarnings("serial")
| public class LoginFrame extends JDialog {
| JTextField userName = new JTextField();
| JTextField password = new JPasswordField();
| JButton okButton = new JButton("OK");
| JButton cancelButton = new JButton("Cancel");
| public LoginFrame(final SecurityAspect securityInterceptor, String
message) {
|
| this.setTitle("Authentication");
|
| userName.setPreferredSize(new Dimension(150,20));
| password.setPreferredSize(new Dimension(160,20));
| this.setPreferredSize(new Dimension(400,100));
|
| this.setLayout(new FlowLayout());
| this.add(new JLabel(message));
| this.add(new JLabel("User Name:"));
|
| this.add(userName);
| this.add(new JLabel("Password:"));
|
| add(password);
|
|
| add(okButton);
| add(cancelButton);
|
|
| final JDialog thisDialog = this;
|
| okButton.addActionListener(new ActionListener() {
|
| public void actionPerformed(ActionEvent arg0) {
| try {
| thisDialog.setVisible(false);
| thisDialog.setEnabled(false);
| //make call back to security interceptor
|
securityInterceptor.authenticate(noNull(userName.getText()),
noNull(password.getText()));
| } catch (Throwable e) {
| e.printStackTrace();
| }
| }
|
| private String noNull(String text) {
| return text==null?"":text;
| }
| });
|
| }
| }
|
| <aop>
| <aspect name="SecurityAspect"
class="com.siemens.smarthome.aspects.security.SecurityAspect"/>
| <bind pointcut="execution(public void
com.siemens.smarthome.MainApplication->start()) AND
!within(com.siemens.smarthome.aspects.security.SecurityAspect) AND
!withincode(public void
com.siemens.smarthome.aspects.security.SecurityAspect->authenticate(..))">
| <advice name="authenticationAdvice" aspect="SecurityAspect"/>
| </bind>
| </aop>
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