import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.ModifyCacheDirectiveResponseProto; //导入依赖的package包/类
@Override
public ModifyCacheDirectiveResponseProto modifyCacheDirective(
    RpcController controller, ModifyCacheDirectiveRequestProto request)
    throws ServiceException {
  try {
    server.modifyCacheDirective(
        PBHelper.convert(request.getInfo()),
        PBHelper.convertCacheFlags(request.getCacheFlags()));
    return ModifyCacheDirectiveResponseProto.newBuilder().build();
  } catch (IOException e) {
    throw new ServiceException(e);
  }
}
 

import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.ModifyCacheDirectiveResponseProto; //导入依赖的package包/类
@Override
public ModifyCacheDirectiveResponseProto modifyCacheDirective(
    RpcController controller, ModifyCacheDirectiveRequestProto request)
    throws ServiceException {
  try {
    server.modifyCacheDirective(
        PBHelperClient.convert(request.getInfo()),
        PBHelperClient.convertCacheFlags(request.getCacheFlags()));
    return ModifyCacheDirectiveResponseProto.newBuilder().build();
  } catch (IOException e) {
    throw new ServiceException(e);
  }
}