content: /*
   * Tencent is pleased to support the open source community by making Angel available.
   *
   * Copyright (C) 2017-2018 THL A29 Limited, a Tencent company. All rights reserved.
   *
   * Licensed 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
   *
   * https://opensource.org/licenses/Apache-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 com.tencent.angel.psagent.client;
  
  import com.google.protobuf.ServiceException;
  import com.tencent.angel.common.location.Location;
  import com.tencent.angel.protobuf.generated.PSAgentPSServiceProtos;
  import com.tencent.angel.ps.server.control.PSProtocol;
  import com.tencent.angel.ps.server.data.ServerState;
  import com.tencent.angel.psagent.PSAgentContext;
  
  import java.io.IOException;
  
  public class PSControlClient {
    private volatile PSProtocol ps;
  
    public PSControlClient() {
  
    }
  
    public void init(Location loc) throws IOException {
      ps = PSAgentContext.get().getControlConnectManager().getPSService(loc.getIp(), loc.getPort());
    }
  
    public ServerState getState() throws ServiceException {
      return ServerState.valueOf(ps.getState(null, PSAgentPSServiceProtos.GetStateRequest.newBuilder()
        .setClientId(PSAgentContext.get().getPSAgentId()).build()).getState());
    }
  
    public int getToken(int dateSize) throws ServiceException {
      return ps.getToken(null, PSAgentPSServiceProtos.GetTokenRequest.newBuilder()
        .setClientId(PSAgentContext.get().getPSAgentId()).setDataSize(dateSize).build()).getToken();
    }
  }
  