Improve user admin configuration

[lgpl/argeo-commons.git] / org.argeo.security.ui.admin / src / org / argeo / security / ui / admin / internal / UiAdminUtils.java

diff --git a/org.argeo.security.ui.admin/src/org/argeo/security/ui/admin/internal/UiAdminUtils.java b/org.argeo.security.ui.admin/src/org/argeo/security/ui/admin/internal/UiAdminUtils.java
index 1cd9c0e3a5f7da528e35a4d0b4dd833651b7c337..3872f8dfd86f90aa5bcaba63ed66affe40fe8d08 100644 (file)
--- a/org.argeo.security.ui.admin/src/org/argeo/security/ui/admin/internal/UiAdminUtils.java
+++ b/org.argeo.security.ui.admin/src/org/argeo/security/ui/admin/internal/UiAdminUtils.java
@@ -5,6 +5,15 @@ import java.security.Principal;
 
 import javax.security.auth.Subject;
 import javax.security.auth.x500.X500Principal;
+import javax.transaction.Status;
+import javax.transaction.UserTransaction;
+
+import org.argeo.ArgeoException;
+import org.eclipse.ui.IWorkbenchWindow;
+import org.eclipse.ui.PlatformUI;
+import org.eclipse.ui.services.ISourceProviderService;
+import org.osgi.service.useradmin.Role;
+import org.osgi.service.useradmin.User;
 
 /** First effort to centralize back end methods used by the user admin UI */
 public class UiAdminUtils {
@@ -16,6 +25,21 @@ public class UiAdminUtils {
 
        }
 
+       public final static String getUsername(User user) {
+               String cn = getProperty(user, UserAdminConstants.KEY_CN);
+               if (isEmpty(cn))
+                       cn = getProperty(user, UserAdminConstants.KEY_UID);
+               return cn;
+       }
+
+       public final static String getProperty(Role role, String key) {
+               Object obj = role.getProperties().get(key);
+               if (obj != null)
+                       return (String) obj;
+               else
+                       return "";
+       }
+
        public final static String getDefaultCn(String firstName, String lastName) {
                return (firstName.trim() + " " + lastName.trim() + " ").trim();
        }
@@ -31,4 +55,40 @@ public class UiAdminUtils {
                        return !"".equals(string.trim());
        }
 
+       public final static boolean isEmpty(String string) {
+               if (string == null)
+                       return true;
+               else
+                       return "".equals(string.trim());
+       }
+
+       /** Must be called from the UI Thread. */
+       public final static void beginTransactionIfNeeded(
+                       UserTransaction userTransaction) {
+               try {
+                       if (userTransaction.getStatus() == Status.STATUS_NO_TRANSACTION) {
+                               userTransaction.begin();
+                               notifyTransactionStateChange(userTransaction);
+                       }
+               } catch (Exception e) {
+                       throw new ArgeoException("Unable to begin transaction", e);
+               }
+       }
+
+       /** Easily notify the ActiveWindow that the transaction had a state change */
+       public final static void notifyTransactionStateChange(
+                       UserTransaction userTransaction) {
+               try {
+                       IWorkbenchWindow aww = PlatformUI.getWorkbench()
+                                       .getActiveWorkbenchWindow();
+                       ISourceProviderService sourceProviderService = (ISourceProviderService) aww
+                                       .getService(ISourceProviderService.class);
+                       UserTransactionProvider esp = (UserTransactionProvider) sourceProviderService
+                                       .getSourceProvider(UserTransactionProvider.TRANSACTION_STATE);
+                       esp.setUserTransaction(userTransaction);
+                       esp.fireTransactionStateChange();
+               } catch (Exception e) {
+                       throw new ArgeoException("Unable to begin transaction", e);
+               }
+       }
 }
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