Rename enterprise into util

[lgpl/argeo-commons.git] / org.argeo.util / src / org / argeo / osgi / useradmin / LdifGroup.java

diff --git a/org.argeo.util/src/org/argeo/osgi/useradmin/LdifGroup.java b/org.argeo.util/src/org/argeo/osgi/useradmin/LdifGroup.java
new file mode 100644 (file)
index 0000000..f4e5583
--- /dev/null
+++ b/org.argeo.util/src/org/argeo/osgi/useradmin/LdifGroup.java
@@ -0,0 +1,124 @@
+package org.argeo.osgi.useradmin;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import javax.naming.InvalidNameException;
+import javax.naming.NamingEnumeration;
+import javax.naming.directory.Attribute;
+import javax.naming.directory.Attributes;
+import javax.naming.ldap.LdapName;
+
+import org.osgi.service.useradmin.Role;
+
+/** Directory group implementation */
+class LdifGroup extends LdifUser implements DirectoryGroup {
+       private final String memberAttributeId;
+
+       LdifGroup(AbstractUserDirectory userAdmin, LdapName dn, Attributes attributes) {
+               super(userAdmin, dn, attributes);
+               memberAttributeId = userAdmin.getMemberAttributeId();
+       }
+
+       @Override
+       public boolean addMember(Role role) {
+               try {
+                       Role foundRole = findRole(new LdapName(role.getName()));
+                       if (foundRole == null)
+                               throw new UnsupportedOperationException(
+                                               "Adding role " + role.getName() + " is unsupported within this context.");
+               } catch (InvalidNameException e) {
+                       throw new IllegalArgumentException("Role name" + role.getName() + " is badly formatted");
+               }
+
+               getUserAdmin().checkEdit();
+               if (!isEditing())
+                       startEditing();
+
+               Attribute member = getAttributes().get(memberAttributeId);
+               if (member != null) {
+                       if (member.contains(role.getName()))
+                               return false;
+                       else
+                               member.add(role.getName());
+               } else
+                       getAttributes().put(memberAttributeId, role.getName());
+               return true;
+       }
+
+       @Override
+       public boolean addRequiredMember(Role role) {
+               throw new UnsupportedOperationException();
+       }
+
+       @Override
+       public boolean removeMember(Role role) {
+               getUserAdmin().checkEdit();
+               if (!isEditing())
+                       startEditing();
+
+               Attribute member = getAttributes().get(memberAttributeId);
+               if (member != null) {
+                       if (!member.contains(role.getName()))
+                               return false;
+                       member.remove(role.getName());
+                       return true;
+               } else
+                       return false;
+       }
+
+       @Override
+       public Role[] getMembers() {
+               List<Role> directMembers = new ArrayList<Role>();
+               for (LdapName ldapName : getMemberNames()) {
+                       Role role = findRole(ldapName);
+                       if (role == null) {
+                               throw new UserDirectoryException("Role " + ldapName + " cannot be added.");
+                       }
+                       directMembers.add(role);
+               }
+               return directMembers.toArray(new Role[directMembers.size()]);
+       }
+
+       /**
+        * Whether a role with this name can be found from this context.
+        * 
+        * @return The related {@link Role} or <code>null</code>.
+        */
+       protected Role findRole(LdapName ldapName) {
+               Role role = getUserAdmin().getRole(ldapName.toString());
+               if (role == null) {
+                       if (getUserAdmin().getExternalRoles() != null)
+                               role = getUserAdmin().getExternalRoles().getRole(ldapName.toString());
+               }
+               return role;
+       }
+
+       @Override
+       public List<LdapName> getMemberNames() {
+               Attribute memberAttribute = getAttributes().get(memberAttributeId);
+               if (memberAttribute == null)
+                       return new ArrayList<LdapName>();
+               try {
+                       List<LdapName> roles = new ArrayList<LdapName>();
+                       NamingEnumeration<?> values = memberAttribute.getAll();
+                       while (values.hasMore()) {
+                               LdapName dn = new LdapName(values.next().toString());
+                               roles.add(dn);
+                       }
+                       return roles;
+               } catch (Exception e) {
+                       throw new UserDirectoryException("Cannot get members", e);
+               }
+       }
+
+       @Override
+       public Role[] getRequiredMembers() {
+               throw new UnsupportedOperationException();
+       }
+
+       @Override
+       public int getType() {
+               return GROUP;
+       }
+}