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.network.contrail.management;
  
  import org.apache.cloudstack.network.contrail.api.response.ServiceInstanceResponse;
  
  import com.cloud.dc.DataCenter;
  import com.cloud.network.Network;
  import com.cloud.offering.ServiceOffering;
  import com.cloud.template.VirtualMachineTemplate;
  import com.cloud.user.Account;
  
  public interface ServiceManager {
      /**
       * Create a virtual machine that executes a network service appliance (e.g. vSRX)
       * @param left Left or inside network (e.g. project network).
       * @param right Right or outside network (e.g. public network).
       * @return
       */
      public ServiceVirtualMachine createServiceInstance(DataCenter zone, Account owner, VirtualMachineTemplate template, ServiceOffering serviceOffering, String name,
          Network left, Network right);
  
      public void startServiceInstance(long instanceId);
  
      public ServiceInstanceResponse createServiceInstanceResponse(long instanceId);
  }
  