content: // 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.cloudstack.saml;
  
  import com.cloud.utils.db.DB;
  import com.cloud.utils.db.GenericDaoBase;
  import com.cloud.utils.db.TransactionLegacy;
  import com.cloud.utils.exception.CloudRuntimeException;
  import org.springframework.stereotype.Component;
  
  import java.sql.PreparedStatement;
  
  @DB
  @Component
  public class SAMLTokenDaoImpl extends GenericDaoBase<SAMLTokenVO, Long> implements SAMLTokenDao {
  
      public SAMLTokenDaoImpl() {
          super();
      }
  
      @Override
      public void expireTokens() {
          TransactionLegacy txn = TransactionLegacy.currentTxn();
          try {
              txn.start();
              String sql = "DELETE FROM `saml_token` WHERE `created` < (NOW() - INTERVAL 1 HOUR)";
              PreparedStatement pstmt = txn.prepareAutoCloseStatement(sql);
              pstmt.executeUpdate();
              txn.commit();
          } catch (Exception e) {
              txn.rollback();
              throw new CloudRuntimeException("Unable to flush old SAML tokens due to exception", e);
          }
      }
  }
  