List of usage examples for javax.naming.directory Attribute get
Object get() throws NamingException;
From source file:org.apache.ranger.ldapusersync.process.LdapDeltaUserGroupBuilder.java
private void getGroups(UserGroupSink sink) throws Throwable { NamingEnumeration<SearchResult> groupSearchResultEnum = null; DateFormat dateFormat = new SimpleDateFormat("yyyyMMddhhmmss"); long highestdeltaSyncGroupTime = deltaSyncGroupTime; try {// w w w . j ava 2 s .co m createLdapContext(); int total; // Activate paged results if (pagedResultsEnabled) { ldapContext.setRequestControls( new Control[] { new PagedResultsControl(pagedResultsSize, Control.NONCRITICAL) }); } extendedGroupSearchFilter = "(objectclass=" + groupObjectClass + ")"; if (groupSearchFilter != null && !groupSearchFilter.trim().isEmpty()) { String customFilter = groupSearchFilter.trim(); if (!customFilter.startsWith("(")) { customFilter = "(" + customFilter + ")"; } extendedGroupSearchFilter = extendedGroupSearchFilter + customFilter; } extendedAllGroupsSearchFilter = "(&" + extendedGroupSearchFilter + "(|(uSNChanged>=" + deltaSyncGroupTime + ")(modifyTimestamp>=" + deltaSyncGroupTimeStamp + "Z)))"; LOG.info("extendedAllGroupsSearchFilter = " + extendedAllGroupsSearchFilter); for (int ou = 0; ou < groupSearchBase.length; ou++) { byte[] cookie = null; int counter = 0; try { int paged = 0; do { groupSearchResultEnum = ldapContext.search(groupSearchBase[ou], extendedAllGroupsSearchFilter, groupSearchControls); while (groupSearchResultEnum.hasMore()) { final SearchResult groupEntry = groupSearchResultEnum.next(); if (groupEntry == null) { if (LOG.isInfoEnabled()) { LOG.info("groupEntry null, skipping sync for the entry"); } continue; } counter++; Attribute groupNameAttr = groupEntry.getAttributes().get(groupNameAttribute); if (groupNameAttr == null) { if (LOG.isInfoEnabled()) { LOG.info(groupNameAttribute + " empty for entry " + groupEntry.getNameInNamespace() + ", skipping sync"); } continue; } String gName = (String) groupNameAttr.get(); String transformGroupName = groupNameTransform(gName); // If group based search is enabled, then // update the group name to ranger admin // check for group members and populate userInfo object with user's full name and group mapping if (groupSearchFirstEnabled) { LOG.debug("Update Ranger admin with " + transformGroupName); sink.addOrUpdateGroup(transformGroupName); } Attribute timeStampAttr = groupEntry.getAttributes().get("uSNChanged"); if (timeStampAttr != null) { String uSNChangedVal = (String) timeStampAttr.get(); long currentDeltaSyncTime = Long.parseLong(uSNChangedVal); if (currentDeltaSyncTime > highestdeltaSyncGroupTime) { highestdeltaSyncGroupTime = currentDeltaSyncTime; } } else { timeStampAttr = groupEntry.getAttributes().get("modifytimestamp"); if (timeStampAttr != null) { String timeStampVal = (String) timeStampAttr.get(); Date parseDate = dateFormat.parse(timeStampVal); long currentDeltaSyncTime = parseDate.getTime(); LOG.info("timeStampVal = " + timeStampVal + "and currentDeltaSyncTime = " + currentDeltaSyncTime); if (currentDeltaSyncTime > highestdeltaSyncGroupTime) { highestdeltaSyncGroupTime = currentDeltaSyncTime; deltaSyncGroupTimeStamp = timeStampVal; } } } Attribute groupMemberAttr = groupEntry.getAttributes().get(groupMemberAttributeName); int userCount = 0; if (groupMemberAttr == null || groupMemberAttr.size() <= 0) { LOG.info("No members available for " + gName); continue; } NamingEnumeration<?> userEnum = groupMemberAttr.getAll(); while (userEnum.hasMore()) { String originalUserFullName = (String) userEnum.next(); if (originalUserFullName == null || originalUserFullName.trim().isEmpty()) { continue; } userCount++; String userName = getShortUserName(originalUserFullName); originalUserFullName = originalUserFullName.toLowerCase(); if (groupSearchFirstEnabled && !userSearchEnabled) { String transformUserName = userNameTransform(userName); try { sink.addOrUpdateUser(transformUserName); } catch (Throwable t) { LOG.error("sink.addOrUpdateUser failed with exception: " + t.getMessage() + ", for user: " + transformUserName); } userNameMap.put(originalUserFullName, transformUserName); } //System.out.println("Adding " + userNameMap.get(originalUserFullName) + " and fullname = " + originalUserFullName + " to " + gName); if (userNameMap.get(originalUserFullName) != null) { groupUserTable.put(gName, originalUserFullName, userNameMap.get(originalUserFullName)); } else { groupUserTable.put(gName, originalUserFullName, originalUserFullName); } groupNameMap.put(groupEntry.getNameInNamespace().toLowerCase(), gName); } LOG.info("No. of members in the group " + gName + " = " + userCount); } // Examine the paged results control response Control[] controls = ldapContext.getResponseControls(); if (controls != null) { for (int i = 0; i < controls.length; i++) { if (controls[i] instanceof PagedResultsResponseControl) { PagedResultsResponseControl prrc = (PagedResultsResponseControl) controls[i]; total = prrc.getResultSize(); if (total != 0) { LOG.debug("END-OF-PAGE total : " + total); } else { LOG.debug("END-OF-PAGE total : unknown"); } cookie = prrc.getCookie(); } } } else { LOG.debug("No controls were sent from the server"); } // Re-activate paged results if (pagedResultsEnabled) { LOG.debug(String.format("Fetched paged results round: %s", ++paged)); ldapContext.setRequestControls(new Control[] { new PagedResultsControl(pagedResultsSize, cookie, Control.CRITICAL) }); } } while (cookie != null); LOG.info("LdapDeltaUserGroupBuilder.getGroups() completed with group count: " + counter); } catch (Exception t) { LOG.error("LdapDeltaUserGroupBuilder.getGroups() failed with exception: " + t); LOG.info("LdapDeltaUserGroupBuilder.getGroups() group count: " + counter); } } } finally { if (groupSearchResultEnum != null) { groupSearchResultEnum.close(); } closeLdapContext(); } if (groupHierarchyLevels > 0) { LOG.debug("deltaSyncGroupTime = " + deltaSyncGroupTime); if (deltaSyncGroupTime > 0) { LOG.info( "LdapDeltaUserGroupBuilder.getGroups(): Going through group hierarchy for nested group evaluation for deltasync"); goUpGroupHierarchyLdap(groupNameMap.keySet(), groupHierarchyLevels - 1); } } if (deltaSyncGroupTime < highestdeltaSyncGroupTime) { // Incrementing highestdeltaSyncGroupTime (for AD) in order to avoid search record repetition for next sync cycle. deltaSyncGroupTime = highestdeltaSyncGroupTime + 1; // Incrementing the highest timestamp value (for OpenLdap) with 1min in order to avoid search record repetition for next sync cycle. deltaSyncGroupTimeStamp = dateFormat.format(new Date(highestdeltaSyncGroupTime + 60000l)); } }
From source file:de.acosix.alfresco.mtsupport.repo.auth.ldap.EnhancedLDAPUserRegistry.java
protected UidNodeDescription mapToNode(final SearchResult searchResult, final String idAttributeName, final Map<String, String> attributeMapping, final Map<String, String> attributeDefaults) throws NamingException { final Attributes attributes = searchResult.getAttributes(); final Collection<String> uidValues = this.mapAttribute(attributes.get(idAttributeName), String.class); final String uid = uidValues.iterator().next(); final UidNodeDescription nodeDescription = new UidNodeDescription(searchResult.getNameInNamespace(), uid); final Attribute modifyTimestamp = attributes.get(this.modifyTimestampAttributeName); if (modifyTimestamp != null) { try {/*ww w . j ava2s .com*/ nodeDescription.setLastModified(this.timestampFormat.parse(modifyTimestamp.get().toString())); LOGGER.debug("Setting last modified of node {} to {}", uid, nodeDescription.getLastModified()); } catch (final ParseException e) { throw new AlfrescoRuntimeException("Failed to parse timestamp.", e); } } final PropertyMap properties = nodeDescription.getProperties(); for (final String key : attributeMapping.keySet()) { final QName keyQName = QName.createQName(key, this.namespaceService); final String attributeName = attributeMapping.get(key); if (attributeName != null) { final Attribute attribute = attributes.get(attributeName); final String defaultAttribute = attributeDefaults.get(key); if (attribute != null) { final Collection<Object> mappedAttributeValue = this.mapAttribute(attribute); if (mappedAttributeValue.size() == 1) { final Object singleValue = mappedAttributeValue.iterator().next(); if (singleValue instanceof Serializable) { properties.put(keyQName, (Serializable) singleValue); } else { properties.put(keyQName, DefaultTypeConverter.INSTANCE.convert(String.class, singleValue)); } } else if (!mappedAttributeValue.isEmpty()) { final ArrayList<Serializable> values = new ArrayList<>(); mappedAttributeValue.forEach((x) -> { if (x instanceof Serializable) { values.add((Serializable) x); } else { values.add(DefaultTypeConverter.INSTANCE.convert(String.class, x)); } }); properties.put(keyQName, values); } else if (defaultAttribute != null) { properties.put(keyQName, defaultAttribute); } else { // Make sure that a 2nd sync, updates deleted ldap attributes (MNT-14026) properties.put(keyQName, null); } } else if (defaultAttribute != null) { LOGGER.debug("Node {} does not provide attriute {} - using default value", uid, attributeName); properties.put(keyQName, defaultAttribute); } else { LOGGER.debug("Node {} does not provide attriute {} - setting to null", uid, attributeName); // Make sure that a 2nd sync, updates deleted ldap attributes (MNT-14026) properties.put(keyQName, null); } } else { LOGGER.debug("No attribute name has been configured for property {}", keyQName); final String defaultValue = attributeDefaults.get(key); if (defaultValue != null) { LOGGER.debug("Using default value for {} on node {}", keyQName, uid); properties.put(keyQName, defaultValue); } } } return nodeDescription; }
From source file:nl.nn.adapterframework.ldap.LdapSender.java
protected XmlBuilder attributesToXml(Attributes atts) throws NamingException { XmlBuilder attributesElem = new XmlBuilder("attributes"); NamingEnumeration all = atts.getAll(); while (all.hasMore()) { Attribute attribute = (Attribute) all.next(); XmlBuilder attributeElem = new XmlBuilder("attribute"); attributeElem.addAttribute("name", attribute.getID()); if (attribute.size() == 1 && attribute.get() != null) { attributeElem.addAttribute("value", attribute.get().toString()); } else {//from w w w .ja v a2 s . c o m NamingEnumeration values = attribute.getAll(); while (values.hasMore()) { Object value = values.next(); XmlBuilder itemElem = new XmlBuilder("item"); itemElem.addAttribute("value", value.toString()); attributeElem.addSubElement(itemElem); } } attributesElem.addSubElement(attributeElem); } return attributesElem; }
From source file:org.apache.ranger.ldapusersync.process.LdapDeltaUserGroupBuilder.java
private void goUpGroupHierarchyLdap(Set<String> groupDNs, int groupHierarchyLevels) throws Throwable { if (groupHierarchyLevels <= 0 || groupDNs.isEmpty()) { return;//www .jav a 2s . com } Set<String> nextLevelGroups = new HashSet<String>(); NamingEnumeration<SearchResult> groupSearchResultEnum = null; try { createLdapContext(); int total; // Activate paged results if (pagedResultsEnabled) { ldapContext.setRequestControls( new Control[] { new PagedResultsControl(pagedResultsSize, Control.NONCRITICAL) }); } String groupFilter = "(&(objectclass=" + groupObjectClass + ")"; if (groupSearchFilter != null && !groupSearchFilter.trim().isEmpty()) { String customFilter = groupSearchFilter.trim(); if (!customFilter.startsWith("(")) { customFilter = "(" + customFilter + ")"; } groupFilter += customFilter + "(|"; } StringBuilder filter = new StringBuilder(); for (String groupDN : groupDNs) { filter.append("(").append(groupMemberAttributeName).append("=").append(groupDN).append(")"); } filter.append("))"); groupFilter += filter; LOG.info("extendedAllGroupsSearchFilter = " + groupFilter); for (int ou = 0; ou < groupSearchBase.length; ou++) { byte[] cookie = null; int counter = 0; try { do { groupSearchResultEnum = ldapContext.search(groupSearchBase[ou], groupFilter, groupSearchControls); while (groupSearchResultEnum.hasMore()) { final SearchResult groupEntry = groupSearchResultEnum.next(); if (groupEntry == null) { if (LOG.isInfoEnabled()) { LOG.info("groupEntry null, skipping sync for the entry"); } continue; } counter++; Attribute groupNameAttr = groupEntry.getAttributes().get(groupNameAttribute); if (groupNameAttr == null) { if (LOG.isInfoEnabled()) { LOG.info(groupNameAttribute + " empty for entry " + groupEntry.getNameInNamespace() + ", skipping sync"); } continue; } nextLevelGroups.add(groupEntry.getNameInNamespace()); String gName = (String) groupNameAttr.get(); Attribute groupMemberAttr = groupEntry.getAttributes().get(groupMemberAttributeName); int userCount = 0; if (groupMemberAttr == null || groupMemberAttr.size() <= 0) { LOG.info("No members available for " + gName); continue; } NamingEnumeration<?> userEnum = groupMemberAttr.getAll(); while (userEnum.hasMore()) { String originalUserFullName = (String) userEnum.next(); if (originalUserFullName == null || originalUserFullName.trim().isEmpty()) { continue; } userCount++; originalUserFullName = originalUserFullName.toLowerCase(); if (userNameMap.get(originalUserFullName) != null) { groupUserTable.put(gName, originalUserFullName, userNameMap.get(originalUserFullName)); } else { groupUserTable.put(gName, originalUserFullName, originalUserFullName); } groupNameMap.put(groupEntry.getNameInNamespace().toLowerCase(), gName); } LOG.info("No. of members in the group " + gName + " = " + userCount); } // Examine the paged results control response Control[] controls = ldapContext.getResponseControls(); if (controls != null) { for (int i = 0; i < controls.length; i++) { if (controls[i] instanceof PagedResultsResponseControl) { PagedResultsResponseControl prrc = (PagedResultsResponseControl) controls[i]; total = prrc.getResultSize(); if (total != 0) { LOG.debug("END-OF-PAGE total : " + total); } else { LOG.debug("END-OF-PAGE total : unknown"); } cookie = prrc.getCookie(); } } } else { LOG.debug("No controls were sent from the server"); } // Re-activate paged results if (pagedResultsEnabled) { ldapContext.setRequestControls(new Control[] { new PagedResultsControl(pagedResultsSize, cookie, Control.CRITICAL) }); } } while (cookie != null); LOG.info("LdapDeltaUserGroupBuilder.goUpGroupHierarchyLdap() completed with group count: " + counter); } catch (RuntimeException re) { LOG.error("LdapDeltaUserGroupBuilder.goUpGroupHierarchyLdap() failed with runtime exception: ", re); throw re; } catch (Exception t) { LOG.error("LdapDeltaUserGroupBuilder.goUpGroupHierarchyLdap() failed with exception: ", t); LOG.info("LdapDeltaUserGroupBuilder.goUpGroupHierarchyLdap() group count: " + counter); } } } catch (RuntimeException re) { LOG.error("LdapDeltaUserGroupBuilder.goUpGroupHierarchyLdap() failed with exception: ", re); throw re; } finally { if (groupSearchResultEnum != null) { groupSearchResultEnum.close(); } closeLdapContext(); } goUpGroupHierarchyLdap(nextLevelGroups, groupHierarchyLevels - 1); }
From source file:org.opentravel.schemacompiler.security.impl.JNDIAuthenticationProvider.java
/** * Returns the specified attribute value from the list of attributes provided. If multiple * values are assigned to the requested attribute, only the first available value will be * returned./*from ww w . j av a 2s. c o m*/ * * @param attributes * the list of attributes from which to return a value * @param attributeName * the name of the attribute whose value is to be returned * @return String * @throws NamingException * thrown if an error occurs while scanning the attributes */ private String getAttributeValue(Attributes attributes, String attributeName) throws NamingException { Attribute attribute = (attributes == null) ? null : attributes.get(attributeName); String attributeValue = null; if (attribute != null) { Object attrValue = attribute.get(); if (attrValue != null) { if (attrValue instanceof byte[]) { attributeValue = new String((byte[]) attrValue); } else { attributeValue = attrValue.toString(); } } } return attributeValue; }
From source file:org.josso.gateway.identity.service.store.ldap.LDAPIdentityStore.java
/** * Fetches the supplied user./*from www .j a va2 s . c om*/ * * @param attrValue the user id * @return the user id for the supplied uid * @throws NamingException LDAP error obtaining user information. * @throws IOException */ protected String selectUser(String attrId, String attrValue) throws NamingException, IOException { String uidValue = null; InitialLdapContext ctx = createLdapInitialContext(false); StartTlsResponse tls = null; if (getEnableStartTls()) { tls = startTls(ctx); } BasicAttributes matchAttrs = new BasicAttributes(true); String uidAttrName = this.getPrincipalUidAttributeID(); String usersCtxDN = this.getUsersCtxDN(); matchAttrs.put(attrId, attrValue); // String[] principalAttr = {attrId}; try { // NamingEnumeration answer = ctx.search(usersCtxDN, matchAttrs, principalAttr); // This gives more control over search behavior : NamingEnumeration answer = ctx.search(usersCtxDN, "(&(" + attrId + "=" + attrValue + "))", getSearchControls()); while (answer.hasMore()) { SearchResult sr = (SearchResult) answer.next(); Attributes attrs = sr.getAttributes(); Attribute uidAttr = attrs.get(uidAttrName); if (uidAttr == null) { logger.warn("Invalid user attrValue attribute '" + uidAttrName + "'"); continue; } uidValue = uidAttr.get().toString(); if (uidValue != null) { if (logger.isDebugEnabled()) logger.debug( "Found user '" + uidAttrName + "=" + uidValue + "' for user '" + attrValue + "'"); } else { if (logger.isDebugEnabled()) logger.debug("User not found for user '" + attrValue + "'"); } } } catch (NamingException e) { if (logger.isDebugEnabled()) logger.debug("Failed to locate user", e); } finally { // Close the context to release the connection if (tls != null) { tls.close(); } ctx.close(); } return uidValue; }
From source file:org.lsc.jndi.JndiServices.java
/** * Return the LDAP schema.//from ww w . j av a 2 s.co m * * @param attrsToReturn * list of attribute names to return (or null for all * 'standard' attributes) * @return the map of name => attribute * @throws NamingException * thrown if something goes wrong (bad */ @SuppressWarnings("unchecked") public Map<String, List<String>> getSchema(final String[] attrsToReturn) throws NamingException { Map<String, List<String>> attrsResult = new HashMap<String, List<String>>(); // connect to directory Hashtable<String, String> props = (Hashtable<String, String>) ctx.getEnvironment(); String baseUrl = (String) props.get(Context.PROVIDER_URL); baseUrl = baseUrl.substring(0, baseUrl.lastIndexOf('/')); props.put(Context.PROVIDER_URL, baseUrl); DirContext schemaCtx = new InitialLdapContext(props, null); // find schema entry SearchControls sc = new SearchControls(); sc.setSearchScope(SearchControls.OBJECT_SCOPE); sc.setReturningAttributes(new String[] { "subschemaSubentry" }); NamingEnumeration<SearchResult> schemaDnSR = schemaCtx.search("", "(objectclass=*)", sc); SearchResult sr = null; Attribute subschemaSubentry = null; String subschemaSubentryDN = null; if (schemaDnSR.hasMore()) { sr = schemaDnSR.next(); } if (sr != null) { subschemaSubentry = sr.getAttributes().get("subschemaSubentry"); } if (subschemaSubentry != null && subschemaSubentry.size() > 0) { subschemaSubentryDN = (String) subschemaSubentry.get(); } if (subschemaSubentryDN != null) { // get schema attributes from subschemaSubentryDN Attributes schemaAttrs = schemaCtx.getAttributes(subschemaSubentryDN, attrsToReturn != null ? attrsToReturn : new String[] { "*", "+" }); if (schemaAttrs != null) { for (String attr : attrsToReturn) { Attribute schemaAttr = schemaAttrs.get(attr); if (schemaAttr != null) { attrsResult.put(schemaAttr.getID(), (List<String>) Collections.list(schemaAttr.getAll())); } } } } return attrsResult; }
From source file:org.josso.gateway.identity.service.store.ldap.LDAPIdentityStore.java
/** * Fetches the supplied user DN.// w ww. ja va 2 s .c o m * * @param uid the user id * @return the user DN for the supplied uid * @throws NamingException LDAP error obtaining user information. * @throws IOException */ protected String selectUserDN(String uid) throws NamingException, IOException { String dn = null; InitialLdapContext ctx = createLdapInitialContext(false); StartTlsResponse tls = null; if (getEnableStartTls()) { tls = startTls(ctx); } String principalUidAttrName = this.getPrincipalUidAttributeID(); String usersCtxDN = this.getUsersCtxDN(); try { // NamingEnumeration answer = ctx.search(usersCtxDN, matchAttrs, principalAttr); // This gives more control over search behavior : NamingEnumeration answer = ctx.search(usersCtxDN, "(&(" + principalUidAttrName + "=" + uid + "))", getSearchControls()); while (answer.hasMore()) { SearchResult sr = (SearchResult) answer.next(); Attributes attrs = sr.getAttributes(); Attribute uidAttr = attrs.get(principalUidAttrName); if (uidAttr == null) { logger.warn("Invalid user uid attribute '" + principalUidAttrName + "'"); continue; } String uidValue = uidAttr.get().toString(); if (uidValue != null) { dn = sr.getName() + "," + usersCtxDN; if (logger.isDebugEnabled()) logger.debug("Found user '" + principalUidAttrName + "=" + uidValue + "' for user '" + uid + "' DN=" + dn); } else { if (logger.isDebugEnabled()) logger.debug("User not found for user '" + uid + "'"); } } } catch (NamingException e) { if (logger.isDebugEnabled()) logger.debug("Failed to locate user", e); } finally { // Close the context to release the connection if (tls != null) { tls.close(); } ctx.close(); } return dn; }
From source file:org.josso.gateway.identity.service.store.ldap.LDAPIdentityStore.java
/** * Get user UID attribute for the given certificate. * * @param lookupValue value used for credentials lookup * @param certificate user certificate/*from w w w .j a v a2s. c o m*/ * @param cp credential provider * @return user UID * @throws NamingException LDAP error obtaining user UID. * @throws IOException */ protected String loadUID(String lookupValue, X509Certificate certificate, CredentialProvider cp) throws NamingException, IOException { String uidValue = null; InitialLdapContext ctx = createLdapInitialContext(false); StartTlsResponse tls = null; if (getEnableStartTls()) { tls = startTls(ctx); } String schemeName = null; if (cp instanceof AuthenticationScheme) { schemeName = ((AuthenticationScheme) cp).getName(); } String principalLookupAttrName = this.getPrincipalLookupAttributeID(); if (principalLookupAttrName == null || principalLookupAttrName.trim().equals("") || !"strong-authentication".equals(schemeName)) { principalLookupAttrName = this.getPrincipalUidAttributeID(); } String principalUidAttrName = this.getPrincipalUidAttributeID(); String certificateAttrName = this.getUserCertificateAtrributeID(); String usersCtxDN = this.getUsersCtxDN(); try { // NamingEnumeration answer = ctx.search(usersCtxDN, matchAttrs, principalAttr); // This gives more control over search behavior : NamingEnumeration answer = ctx.search(usersCtxDN, "(&(" + principalLookupAttrName + "={0})(" + certificateAttrName + "={1}))", new Object[] { lookupValue, certificate.getEncoded() }, getSearchControls()); while (answer.hasMore()) { SearchResult sr = (SearchResult) answer.next(); Attributes attrs = sr.getAttributes(); Attribute uidAttr = attrs.get(principalUidAttrName); if (uidAttr == null) { logger.warn("Invalid user uid attribute '" + principalUidAttrName + "'"); continue; } uidValue = uidAttr.get().toString(); if (uidValue != null) { if (logger.isDebugEnabled()) logger.debug("Found user " + principalUidAttrName + "=" + uidValue); } else { if (logger.isDebugEnabled()) logger.debug("User not found for certificate '" + certificate.getSubjectX500Principal().getName() + "'"); } } } catch (NamingException e) { if (logger.isDebugEnabled()) logger.debug("Failed to locate user", e); } catch (CertificateEncodingException e) { if (logger.isDebugEnabled()) logger.debug("Certificate encoding exception", e); } finally { // Close the context to release the connection if (tls != null) { tls.close(); } ctx.close(); } return uidValue; }