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(*
* 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.
*)
unit Multiplex.Server.Main;
{$WARN SYMBOL_PLATFORM OFF}
{.$DEFINE RunEndless} // activate to interactively stress-test the server stop routines via Ctrl+C
interface
uses
Windows, SysUtils,
Generics.Collections,
Thrift.Server,
Thrift.Transport,
Thrift.Transport.Pipes,
Thrift.Protocol,
Thrift.Protocol.Multiplex,
Thrift.Processor.Multiplex,
Thrift.Collections,
Thrift.Utils,
Thrift,
Benchmark, // in gen-delphi folder
Aggr, // in gen-delphi folder
Multiplex.Test.Common,
ConsoleHelper,
Contnrs;
type
TTestServer = class
public type
ITestHandler = interface
['{CAE09AAB-80FB-48E9-B3A8-7F9B96F5419A}']
procedure SetServer( const AServer : IServer );
end;
protected type
TTestHandlerImpl = class( TInterfacedObject, ITestHandler)
private
FServer : IServer;
protected
// ITestHandler
procedure SetServer( const AServer : IServer );
property Server : IServer read FServer write SetServer;
end;
TBenchmarkServiceImpl = class( TTestHandlerImpl, TBenchmarkService.Iface)
protected
// TBenchmarkService.Iface
function fibonacci(n: ShortInt): Integer;
end;
TAggrImpl = class( TTestHandlerImpl, TAggr.Iface)
protected
FList : IThriftList<Integer>;
// TAggr.Iface
procedure addValue(value: Integer);
function getValues(): IThriftList<Integer>;
public
constructor Create;
destructor Destroy; override;
end;
public
class procedure Execute( const args: array of string);
end;
implementation
{ TTestServer.TTestHandlerImpl }
procedure TTestServer.TTestHandlerImpl.SetServer( const AServer: IServer);
begin
FServer := AServer;
end;
{ TTestServer.TBenchmarkServiceImpl }
function TTestServer.TBenchmarkServiceImpl.fibonacci(n: ShortInt): Integer;
var prev, next : Integer;
begin
prev := 0;
result := 1;
while n > 0 do begin
next := result + prev;
prev := result;
result := next;
Dec(n);
end;
end;
{ TTestServer.TAggrImpl }
constructor TTestServer.TAggrImpl.Create;
begin
inherited Create;
FList := TThriftListImpl<Integer>.Create;
end;
destructor TTestServer.TAggrImpl.Destroy;
begin
try
FreeAndNil( FList);
finally
inherited Destroy;
end;
end;
procedure TTestServer.TAggrImpl.addValue(value: Integer);
begin
FList.Add( value);
end;
function TTestServer.TAggrImpl.getValues(): IThriftList<Integer>;
begin
result := FList;
end;
{ TTestServer }
class procedure TTestServer.Execute( const args: array of string);
var
TransportFactory : ITransportFactory;
ProtocolFactory : IProtocolFactory;
ServerTrans : IServerTransport;
benchHandler : TBenchmarkService.Iface;
aggrHandler : TAggr.Iface;
benchProcessor : IProcessor;
aggrProcessor : IProcessor;
multiplex : IMultiplexedProcessor;
ServerEngine : IServer;
begin
try
// create protocol factory, default to BinaryProtocol
ProtocolFactory := TBinaryProtocolImpl.TFactory.Create( TRUE, TRUE);
servertrans := TServerSocketImpl.Create( 9090, 0, FALSE);
TransportFactory := TFramedTransportImpl.TFactory.Create;
benchHandler := TBenchmarkServiceImpl.Create;
benchProcessor := TBenchmarkService.TProcessorImpl.Create( benchHandler);
aggrHandler := TAggrImpl.Create;
aggrProcessor := TAggr.TProcessorImpl.Create( aggrHandler);
multiplex := TMultiplexedProcessorImpl.Create;
multiplex.RegisterProcessor( NAME_BENCHMARKSERVICE, benchProcessor);
multiplex.RegisterProcessor( NAME_AGGR, aggrProcessor);
ServerEngine := TSimpleServer.Create( multiplex,
ServerTrans,
TransportFactory,
ProtocolFactory);
(benchHandler as ITestHandler).SetServer( ServerEngine);
(aggrHandler as ITestHandler).SetServer( ServerEngine);
Console.WriteLine('Starting the server ...');
ServerEngine.serve();
(benchHandler as ITestHandler).SetServer( nil);
(aggrHandler as ITestHandler).SetServer( nil);
except
on E: Exception do
begin
Console.Write( E.Message);
end;
end;
Console.WriteLine( 'done.');
end;
end.
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