| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.cassandra.cql3.statements; |
| |
| import java.util.List; |
| |
| import com.google.common.collect.ImmutableList; |
| |
| import org.apache.cassandra.auth.*; |
| import org.apache.cassandra.config.DatabaseDescriptor; |
| import org.apache.cassandra.config.SchemaConstants; |
| import org.apache.cassandra.cql3.ColumnIdentifier; |
| import org.apache.cassandra.cql3.ColumnSpecification; |
| import org.apache.cassandra.cql3.ResultSet; |
| import org.apache.cassandra.db.marshal.BooleanType; |
| import org.apache.cassandra.db.marshal.UTF8Type; |
| import org.apache.cassandra.transport.messages.ResultMessage; |
| |
| public class ListUsersStatement extends ListRolesStatement |
| { |
| // pseudo-virtual cf as the actual datasource is dependent on the IRoleManager impl |
| private static final String KS = SchemaConstants.AUTH_KEYSPACE_NAME; |
| private static final String CF = "users"; |
| |
| private static final List<ColumnSpecification> metadata = |
| ImmutableList.of(new ColumnSpecification(KS, CF, new ColumnIdentifier("name", true), UTF8Type.instance), |
| new ColumnSpecification(KS, CF, new ColumnIdentifier("super", true), BooleanType.instance)); |
| |
| @Override |
| protected ResultMessage formatResults(List<RoleResource> sortedRoles) |
| { |
| ResultSet result = new ResultSet(metadata); |
| |
| IRoleManager roleManager = DatabaseDescriptor.getRoleManager(); |
| for (RoleResource role : sortedRoles) |
| { |
| if (!roleManager.canLogin(role)) |
| continue; |
| result.addColumnValue(UTF8Type.instance.decompose(role.getRoleName())); |
| result.addColumnValue(BooleanType.instance.decompose(Roles.hasSuperuserStatus(role))); |
| } |
| return new ResultMessage.Rows(result); |
| } |
| } |