Dart: Futures -> Callbacks.

mojo/dart/packages/mojo_services/lib/mojo/media/seeking_reader.mojom.dart

 // WARNING: DO NOT EDIT. This file was generated by a program.
 // See $MOJO_SDK/tools/bindings/mojom_bindings_generator.py.
 
 library seeking_reader_mojom;
 import 'dart:async';
 import 'package:mojo/bindings.dart' as bindings;
 import 'package:mojo/core.dart' as core;
 import 'package:mojo/mojo/bindings/types/service_describer.mojom.dart' as service_describer;
 import 'package:mojo_services/mojo/media/media_common.mojom.dart' as media_common_mojom;
 
 
 
 class _SeekingReaderDescribeParams extends bindings.Struct {
   static const List<bindings.StructDataHeader> kVersions = const [
     const bindings.StructDataHeader(8, 0)
   ];
 
   _SeekingReaderDescribeParams() : super(kVersions.last.size);
 
+  _SeekingReaderDescribeParams.init(
+  ) : super(kVersions.last.size);
+
   static _SeekingReaderDescribeParams deserialize(bindings.Message message) {
     var decoder = new bindings.Decoder(message);
     var result = decode(decoder);
     if (decoder.excessHandles != null) {
       decoder.excessHandles.forEach((h) => h.close());
     }
     return result;
   }
 
   static _SeekingReaderDescribeParams decode(bindings.Decoder decoder0) {
@@ skipping 41 matching lines @@
 class SeekingReaderDescribeResponseParams extends bindings.Struct {
   static const List<bindings.StructDataHeader> kVersions = const [
     const bindings.StructDataHeader(24, 0)
   ];
   media_common_mojom.MediaResult result = null;
   bool canSeek = false;
   int size = 0;
 
   SeekingReaderDescribeResponseParams() : super(kVersions.last.size);
 
+  SeekingReaderDescribeResponseParams.init(
+    media_common_mojom.MediaResult this.result, 
+    bool this.canSeek, 
+    int this.size
+  ) : super(kVersions.last.size);
+
   static SeekingReaderDescribeResponseParams deserialize(bindings.Message message) {
     var decoder = new bindings.Decoder(message);
     var result = decode(decoder);
     if (decoder.excessHandles != null) {
       decoder.excessHandles.forEach((h) => h.close());
     }
     return result;
   }
 
   static SeekingReaderDescribeResponseParams decode(bindings.Decoder decoder0) {
@@ skipping 82 matching lines @@
 
 
 class _SeekingReaderReadAtParams extends bindings.Struct {
   static const List<bindings.StructDataHeader> kVersions = const [
     const bindings.StructDataHeader(16, 0)
   ];
   int position = 0;
 
   _SeekingReaderReadAtParams() : super(kVersions.last.size);
 
+  _SeekingReaderReadAtParams.init(
+    int this.position
+  ) : super(kVersions.last.size);
+
   static _SeekingReaderReadAtParams deserialize(bindings.Message message) {
     var decoder = new bindings.Decoder(message);
     var result = decode(decoder);
     if (decoder.excessHandles != null) {
       decoder.excessHandles.forEach((h) => h.close());
     }
     return result;
   }
 
   static _SeekingReaderReadAtParams decode(bindings.Decoder decoder0) {
@@ skipping 53 matching lines @@
 
 class SeekingReaderReadAtResponseParams extends bindings.Struct {
   static const List<bindings.StructDataHeader> kVersions = const [
     const bindings.StructDataHeader(16, 0)
   ];
   media_common_mojom.MediaResult result = null;
   core.MojoDataPipeConsumer dataPipe = null;
 
   SeekingReaderReadAtResponseParams() : super(kVersions.last.size);
 
+  SeekingReaderReadAtResponseParams.init(
+    media_common_mojom.MediaResult this.result, 
+    core.MojoDataPipeConsumer this.dataPipe
+  ) : super(kVersions.last.size);
+
   static SeekingReaderReadAtResponseParams deserialize(bindings.Message message) {
     var decoder = new bindings.Decoder(message);
     var result = decode(decoder);
     if (decoder.excessHandles != null) {
       decoder.excessHandles.forEach((h) => h.close());
     }
     return result;
   }
 
   static SeekingReaderReadAtResponseParams decode(bindings.Decoder decoder0) {
@@ skipping 62 matching lines @@
   Map toJson() {
     throw new bindings.MojoCodecError(
         'Object containing handles cannot be encoded to JSON.');
   }
 }
 
 const int _seekingReaderMethodDescribeName = 0;
 const int _seekingReaderMethodReadAtName = 1;
 
 class _SeekingReaderServiceDescription implements service_describer.ServiceDescription {
-  dynamic getTopLevelInterface([Function responseFactory]) =>
-      responseFactory(null);
+  void getTopLevelInterface(Function responder) {
+    responder(null);
+  }
 
-  dynamic getTypeDefinition(String typeKey, [Function responseFactory]) =>
-      responseFactory(null);
+  void getTypeDefinition(String typeKey, Function responder) {
+    responder(null);
+  }
 
-  dynamic getAllTypeDefinitions([Function responseFactory]) =>
-      responseFactory(null);
+  void getAllTypeDefinitions(Function responder) {
+    responder(null);
+  }
 }
 
 abstract class SeekingReader {
   static const String serviceName = null;
 
   static service_describer.ServiceDescription _cachedServiceDescription;
   static service_describer.ServiceDescription get serviceDescription {
     if (_cachedServiceDescription == null) {
       _cachedServiceDescription = new _SeekingReaderServiceDescription();
     }
     return _cachedServiceDescription;
   }
 
   static SeekingReaderProxy connectToService(
       bindings.ServiceConnector s, String url, [String serviceName]) {
     SeekingReaderProxy p = new SeekingReaderProxy.unbound();
     String name = serviceName ?? SeekingReader.serviceName;
     if ((name == null) || name.isEmpty) {
       throw new core.MojoApiError(
           "If an interface has no ServiceName, then one must be provided.");
     }
     s.connectToService(url, p, name);
     return p;
   }
-  dynamic describe([Function responseFactory = null]);
-  dynamic readAt(int position,[Function responseFactory = null]);
+  void describe(void callback(media_common_mojom.MediaResult result, int size, bool canSeek));
+  void readAt(int position,void callback(media_common_mojom.MediaResult result, core.MojoDataPipeConsumer dataPipe));
   static const int kUnknownSize = 18446744073709551615;
 }
 
 abstract class SeekingReaderInterface
     implements bindings.MojoInterface<SeekingReader>,
                SeekingReader {
   factory SeekingReaderInterface([SeekingReader impl]) =>
       new SeekingReaderStub.unbound(impl);
 
   factory SeekingReaderInterface.fromEndpoint(
@@ skipping 30 matching lines @@
 
   void handleResponse(bindings.ServiceMessage message) {
     switch (message.header.type) {
       case _seekingReaderMethodDescribeName:
         var r = SeekingReaderDescribeResponseParams.deserialize(
             message.payload);
         if (!message.header.hasRequestId) {
           proxyError("Expected a message with a valid request Id.");
           return;
         }
-        Completer c = completerMap[message.header.requestId];
-        if (c == null) {
+        Function callback = callbackMap[message.header.requestId];
+        if (callback == null) {
           proxyError(
               "Message had unknown request Id: ${message.header.requestId}");
           return;
         }
-        completerMap.remove(message.header.requestId);
-        if (c.isCompleted) {
-          proxyError("Response completer already completed");
-          return;
-        }
-        c.complete(r);
+        callbackMap.remove(message.header.requestId);
+        callback(r.result , r.size , r.canSeek );
         break;
       case _seekingReaderMethodReadAtName:
         var r = SeekingReaderReadAtResponseParams.deserialize(
             message.payload);
         if (!message.header.hasRequestId) {
           proxyError("Expected a message with a valid request Id.");
           return;
         }
-        Completer c = completerMap[message.header.requestId];
-        if (c == null) {
+        Function callback = callbackMap[message.header.requestId];
+        if (callback == null) {
           proxyError(
               "Message had unknown request Id: ${message.header.requestId}");
           return;
         }
-        completerMap.remove(message.header.requestId);
-        if (c.isCompleted) {
-          proxyError("Response completer already completed");
-          return;
-        }
-        c.complete(r);
+        callbackMap.remove(message.header.requestId);
+        callback(r.result , r.dataPipe );
         break;
       default:
         proxyError("Unexpected message type: ${message.header.type}");
         close(immediate: true);
         break;
     }
   }
 
   @override
   String toString() {
@@ skipping 24 matching lines @@
     return newMockedProxy;
   }
 
   static SeekingReaderProxy newFromEndpoint(
       core.MojoMessagePipeEndpoint endpoint) {
     assert(endpoint.setDescription("For SeekingReaderProxy"));
     return new SeekingReaderProxy.fromEndpoint(endpoint);
   }
 
 
-  dynamic describe([Function responseFactory = null]) {
+  void describe(void callback(media_common_mojom.MediaResult result, int size, bool canSeek)) {
     if (impl != null) {
-      return new Future(() => impl.describe(_SeekingReaderStubControl._seekingReaderDescribeResponseParamsFactory));
+      impl.describe(callback);
+      return;
     }
     var params = new _SeekingReaderDescribeParams();
-    return ctrl.sendMessageWithRequestId(
+    ctrl.sendMessageWithRequestId(
         params,
         _seekingReaderMethodDescribeName,
         -1,
-        bindings.MessageHeader.kMessageExpectsResponse);
+        bindings.MessageHeader.kMessageExpectsResponse,
+        callback);
   }
-  dynamic readAt(int position,[Function responseFactory = null]) {
+  void readAt(int position,void callback(media_common_mojom.MediaResult result, core.MojoDataPipeConsumer dataPipe)) {
     if (impl != null) {
-      return new Future(() => impl.readAt(position,_SeekingReaderStubControl._seekingReaderReadAtResponseParamsFactory));
+      impl.readAt(position,callback);
+      return;
     }
     var params = new _SeekingReaderReadAtParams();
     params.position = position;
-    return ctrl.sendMessageWithRequestId(
+    ctrl.sendMessageWithRequestId(
         params,
         _seekingReaderMethodReadAtName,
         -1,
-        bindings.MessageHeader.kMessageExpectsResponse);
+        bindings.MessageHeader.kMessageExpectsResponse,
+        callback);
   }
 }
 
 class _SeekingReaderStubControl
     extends bindings.StubMessageHandler
     implements bindings.StubControl<SeekingReader> {
   SeekingReader _impl;
 
   _SeekingReaderStubControl.fromEndpoint(
       core.MojoMessagePipeEndpoint endpoint, [SeekingReader impl])
       : super.fromEndpoint(endpoint, autoBegin: impl != null) {
     _impl = impl;
   }
 
   _SeekingReaderStubControl.fromHandle(
       core.MojoHandle handle, [SeekingReader impl])
       : super.fromHandle(handle, autoBegin: impl != null) {
     _impl = impl;
   }
 
   _SeekingReaderStubControl.unbound([this._impl]) : super.unbound();
 
   String get serviceName => SeekingReader.serviceName;
 
 
-  static SeekingReaderDescribeResponseParams _seekingReaderDescribeResponseParamsFactory(media_common_mojom.MediaResult result, int size, bool canSeek) {
-    var result = new SeekingReaderDescribeResponseParams();
-    result.result = result;
-    result.size = size;
-    result.canSeek = canSeek;
-    return result;
+  Function _seekingReaderDescribeResponseParamsResponder(
+      int requestId) {
+  return (media_common_mojom.MediaResult result, int size, bool canSeek) {
+      var result = new SeekingReaderDescribeResponseParams();
+      result.result = result;
+      result.size = size;
+      result.canSeek = canSeek;
+      sendResponse(buildResponseWithId(
+          result,
+          _seekingReaderMethodDescribeName,
+          requestId,
+          bindings.MessageHeader.kMessageIsResponse));
+    };
   }
-  static SeekingReaderReadAtResponseParams _seekingReaderReadAtResponseParamsFactory(media_common_mojom.MediaResult result, core.MojoDataPipeConsumer dataPipe) {
-    var result = new SeekingReaderReadAtResponseParams();
-    result.result = result;
-    result.dataPipe = dataPipe;
-    return result;
+  Function _seekingReaderReadAtResponseParamsResponder(
+      int requestId) {
+  return (media_common_mojom.MediaResult result, core.MojoDataPipeConsumer dataPipe) {
+      var result = new SeekingReaderReadAtResponseParams();
+      result.result = result;
+      result.dataPipe = dataPipe;
+      sendResponse(buildResponseWithId(
+          result,
+          _seekingReaderMethodReadAtName,
+          requestId,
+          bindings.MessageHeader.kMessageIsResponse));
+    };
   }
 
-  dynamic handleMessage(bindings.ServiceMessage message) {
+  void handleMessage(bindings.ServiceMessage message) {
     if (bindings.ControlMessageHandler.isControlMessage(message)) {
-      return bindings.ControlMessageHandler.handleMessage(this,
-                                                          0,
-                                                          message);
+      bindings.ControlMessageHandler.handleMessage(
+          this, 0, message);
+      return;
     }
     if (_impl == null) {
       throw new core.MojoApiError("$this has no implementation set");
     }
     switch (message.header.type) {
       case _seekingReaderMethodDescribeName:
-        var response = _impl.describe(_seekingReaderDescribeResponseParamsFactory);
-        if (response is Future) {
-          return response.then((response) {
-            if (response != null) {
-              return buildResponseWithId(
-                  response,
-                  _seekingReaderMethodDescribeName,
-                  message.header.requestId,
-                  bindings.MessageHeader.kMessageIsResponse);
-            }
-          });
-        } else if (response != null) {
-          return buildResponseWithId(
-              response,
-              _seekingReaderMethodDescribeName,
-              message.header.requestId,
-              bindings.MessageHeader.kMessageIsResponse);
-        }
+        _impl.describe(_seekingReaderDescribeResponseParamsResponder(message.header.requestId));
         break;
       case _seekingReaderMethodReadAtName:
         var params = _SeekingReaderReadAtParams.deserialize(
             message.payload);
-        var response = _impl.readAt(params.position,_seekingReaderReadAtResponseParamsFactory);
-        if (response is Future) {
-          return response.then((response) {
-            if (response != null) {
-              return buildResponseWithId(
-                  response,
-                  _seekingReaderMethodReadAtName,
-                  message.header.requestId,
-                  bindings.MessageHeader.kMessageIsResponse);
-            }
-          });
-        } else if (response != null) {
-          return buildResponseWithId(
-              response,
-              _seekingReaderMethodReadAtName,
-              message.header.requestId,
-              bindings.MessageHeader.kMessageIsResponse);
-        }
+        _impl.readAt(params.position, _seekingReaderReadAtResponseParamsResponder(message.header.requestId));
         break;
       default:
         throw new bindings.MojoCodecError("Unexpected message name");
         break;
     }
-    return null;
   }
 
   SeekingReader get impl => _impl;
   set impl(SeekingReader d) {
     if (d == null) {
       throw new core.MojoApiError("$this: Cannot set a null implementation");
     }
     if (isBound && (_impl == null)) {
       beginHandlingEvents();
     }
@@ skipping 33 matching lines @@
       core.MojoHandle handle, [SeekingReader impl])
       : super(new _SeekingReaderStubControl.fromHandle(handle, impl));
 
   static SeekingReaderStub newFromEndpoint(
       core.MojoMessagePipeEndpoint endpoint) {
     assert(endpoint.setDescription("For SeekingReaderStub"));
     return new SeekingReaderStub.fromEndpoint(endpoint);
   }
 
 
-  dynamic describe([Function responseFactory = null]) {
-    return impl.describe(responseFactory);
+  void describe(void callback(media_common_mojom.MediaResult result, int size, bool canSeek)) {
+    return impl.describe(callback);
   }
-  dynamic readAt(int position,[Function responseFactory = null]) {
-    return impl.readAt(position,responseFactory);
+  void readAt(int position,void callback(media_common_mojom.MediaResult result, core.MojoDataPipeConsumer dataPipe)) {
+    return impl.readAt(position,callback);
   }
 }