org.argeo.cms/src/org/argeo/cms/auth/CmsSession.java

   1 package org.argeo.cms.auth;
   2
   3 import java.time.ZonedDateTime;
   4 import java.util.Collection;
   5 import java.util.Locale;
   6 import java.util.UUID;
   7
   8 import javax.naming.ldap.LdapName;
   9 import javax.security.auth.Subject;
  10
  11 import org.argeo.naming.LdapAttrs;
  12 import org.osgi.framework.BundleContext;
  13 import org.osgi.framework.InvalidSyntaxException;
  14 import org.osgi.framework.ServiceReference;
  15 import org.osgi.service.useradmin.Authorization;
  16
  17 /** An authenticated user session. */
  18 public interface CmsSession {
  19         final static String USER_DN = LdapAttrs.DN;
  20         final static String SESSION_UUID = LdapAttrs.entryUUID.name();
  21         final static String SESSION_LOCAL_ID = LdapAttrs.uniqueIdentifier.name();
  22
  23         UUID getUuid();
  24
  25         LdapName getUserDn();
  26
  27         String getLocalId();
  28
  29         Authorization getAuthorization();
  30
  31         boolean isAnonymous();
  32
  33         ZonedDateTime getCreationTime();
  34
  35         ZonedDateTime getEnd();
  36
  37         Locale getLocale();
  38
  39         boolean isValid();
  40
  41         /** @return The {@link CmsSession} for this {@link Subject} or null. */
  42         static CmsSession getCmsSession(BundleContext bc, Subject subject) {
  43                 if (subject.getPrivateCredentials(CmsSessionId.class).isEmpty())
  44                         return null;
  45                 CmsSessionId cmsSessionId = subject.getPrivateCredentials(CmsSessionId.class).iterator().next();
  46                 String uuid = cmsSessionId.getUuid().toString();
  47                 Collection<ServiceReference<CmsSession>> sr;
  48                 try {
  49                         sr = bc.getServiceReferences(CmsSession.class, "(" + CmsSession.SESSION_UUID + "=" + uuid + ")");
  50                 } catch (InvalidSyntaxException e) {
  51                         throw new IllegalArgumentException("Cannot get CMS session for uuid " + uuid, e);
  52                 }
  53                 ServiceReference<CmsSession> cmsSessionRef;
  54                 if (sr.size() == 1) {
  55                         cmsSessionRef = sr.iterator().next();
  56                         return bc.getService(cmsSessionRef);
  57                 } else if (sr.size() == 0) {
  58                         return null;
  59                 } else
  60                         throw new IllegalStateException(sr.size() + " CMS sessions registered for " + uuid);
  61         }
  62 }