From 19fcec84d8d7d21e796c7624e521b60d28ee21ed Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 20:45:59 +0200
Subject: Adding upstream version 16.2.11+ds.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../thrift/tutorial/dart/server/bin/main.dart      | 163 +++++++++++++++++++++
 1 file changed, 163 insertions(+)
 create mode 100644 src/jaegertracing/thrift/tutorial/dart/server/bin/main.dart

(limited to 'src/jaegertracing/thrift/tutorial/dart/server/bin/main.dart')

diff --git a/src/jaegertracing/thrift/tutorial/dart/server/bin/main.dart b/src/jaegertracing/thrift/tutorial/dart/server/bin/main.dart
new file mode 100644
index 000000000..b8ac30d3d
--- /dev/null
+++ b/src/jaegertracing/thrift/tutorial/dart/server/bin/main.dart
@@ -0,0 +1,163 @@
+/// 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.
+
+import 'dart:async';
+import 'dart:io';
+
+import 'package:args/args.dart';
+import 'package:logging/logging.dart';
+import 'package:thrift/thrift.dart';
+import 'package:thrift/thrift_console.dart';
+import 'package:tutorial/tutorial.dart';
+import 'package:shared/shared.dart';
+
+TProtocol _protocol;
+TProcessor _processor;
+WebSocket _webSocket;
+
+main(List<String> args) {
+  Logger.root.level = Level.ALL;
+  Logger.root.onRecord.listen((LogRecord rec) {
+    print('${rec.level.name}: ${rec.time}: ${rec.message}');
+  });
+
+  var parser = new ArgParser();
+  parser.addOption('port', defaultsTo: '9090', help: 'The port to listen on');
+  parser.addOption('type',
+      defaultsTo: 'ws',
+      allowed: ['ws', 'tcp'],
+      help: 'The type of socket',
+      allowedHelp: {'ws': 'WebSocket', 'tcp': 'TCP Socket'});
+
+  ArgResults results;
+  try {
+    results = parser.parse(args);
+  } catch (e) {
+    results = null;
+  }
+
+  if (results == null) {
+    print(parser.usage);
+    exit(0);
+  }
+
+  int port = int.parse(results['port']);
+  String socketType = results['type'];
+
+  if (socketType == 'tcp') {
+    _runTcpServer(port);
+  } else if (socketType == 'ws') {
+    _runWebSocketServer(port);
+  }
+}
+
+Future _runWebSocketServer(int port) async {
+  var httpServer = await HttpServer.bind('127.0.0.1', port);
+  print('listening for WebSocket connections on $port');
+
+  httpServer.listen((HttpRequest request) async {
+    if (request.uri.path == '/ws') {
+      _webSocket = await WebSocketTransformer.upgrade(request);
+      await _initProcessor(new TWebSocket(_webSocket));
+    } else {
+      print('Invalid path: ${request.uri.path}');
+    }
+  });
+}
+
+Future _runTcpServer(int port) async {
+  var serverSocket = await ServerSocket.bind('127.0.0.1', port);
+  print('listening for TCP connections on $port');
+
+  Socket socket = await serverSocket.first;
+  await _initProcessor(new TTcpSocket(socket));
+}
+
+Future _initProcessor(TSocket socket) async {
+  TServerSocketTransport transport = new TServerSocketTransport(socket);
+  transport.onIncomingMessage.listen(_processMessage);
+  _processor = new CalculatorProcessor(new CalculatorServer());
+  _protocol = new TBinaryProtocol(transport);
+  await _protocol.transport.open();
+
+  print('connected');
+}
+
+Future _processMessage(_) async {
+  _processor.process(_protocol, _protocol);
+}
+
+class CalculatorServer implements Calculator {
+  final Map<int, SharedStruct> _log = {};
+
+  Future ping() async {
+    print('ping()');
+  }
+
+  Future<int> add(int num1, int num2) async {
+    print('add($num1, $num2)');
+
+    return num1 + num2;
+  }
+
+  Future<int> calculate(int logid, Work work) async {
+    print('calulate($logid, ${work.toString()})');
+
+    int val;
+
+    switch (work.op) {
+      case Operation.ADD:
+        val = work.num1 + work.num2;
+        break;
+
+      case Operation.SUBTRACT:
+        val = work.num1 - work.num2;
+        break;
+
+      case Operation.MULTIPLY:
+        val = work.num1 * work.num2;
+        break;
+
+      case Operation.DIVIDE:
+        if (work.num2 == 0) {
+          var x = new InvalidOperation();
+          x.whatOp = work.op;
+          x.why = 'Cannot divide by 0';
+          throw x;
+        }
+        val = (work.num1 / work.num2).floor();
+        break;
+    }
+
+    var log = new SharedStruct();
+    log.key = logid;
+    log.value = '$val "${work.comment}"';
+    this._log[logid] = log;
+
+    return val;
+  }
+
+  Future zip() async {
+    print('zip()');
+  }
+
+  Future<SharedStruct> getStruct(int key) async {
+    print('getStruct($key)');
+
+    return _log[key];
+  }
+}
-- 
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