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Unified Diff: sdk/lib/html/src/Serialization.dart

Issue 11691009: Moved most of html lib generating scripts into tools. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Created 8 years ago
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Index: sdk/lib/html/src/Serialization.dart
diff --git a/sdk/lib/html/src/Serialization.dart b/sdk/lib/html/src/Serialization.dart
deleted file mode 100644
index 4db5c0d285bf00e1c854cb4dc5d52908a2b64595..0000000000000000000000000000000000000000
--- a/sdk/lib/html/src/Serialization.dart
+++ /dev/null
@@ -1,180 +0,0 @@
-// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-// Patch file for the dart:isolate library.
-
-part of html;
-
-/********************************************************
- Inserted from lib/isolate/serialization.dart
- ********************************************************/
-
-class _MessageTraverserVisitedMap {
-
- operator[](var object) => null;
- void operator[]=(var object, var info) { }
-
- void reset() { }
- void cleanup() { }
-
-}
-
-/** Abstract visitor for dart objects that can be sent as isolate messages. */
-abstract class _MessageTraverser {
-
- _MessageTraverserVisitedMap _visited;
- _MessageTraverser() : _visited = new _MessageTraverserVisitedMap();
-
- /** Visitor's entry point. */
- traverse(var x) {
- if (isPrimitive(x)) return visitPrimitive(x);
- _visited.reset();
- var result;
- try {
- result = _dispatch(x);
- } finally {
- _visited.cleanup();
- }
- return result;
- }
-
- _dispatch(var x) {
- if (isPrimitive(x)) return visitPrimitive(x);
- if (x is List) return visitList(x);
- if (x is Map) return visitMap(x);
- if (x is SendPort) return visitSendPort(x);
- if (x is SendPortSync) return visitSendPortSync(x);
-
- // Overridable fallback.
- return visitObject(x);
- }
-
- visitPrimitive(x);
- visitList(List x);
- visitMap(Map x);
- visitSendPort(SendPort x);
- visitSendPortSync(SendPortSync x);
-
- visitObject(Object x) {
- // TODO(floitsch): make this a real exception. (which one)?
- throw "Message serialization: Illegal value $x passed";
- }
-
- static bool isPrimitive(x) {
- return (x == null) || (x is String) || (x is num) || (x is bool);
- }
-}
-
-
-/** Visitor that serializes a message as a JSON array. */
-abstract class _Serializer extends _MessageTraverser {
- int _nextFreeRefId = 0;
-
- visitPrimitive(x) => x;
-
- visitList(List list) {
- int copyId = _visited[list];
- if (copyId != null) return ['ref', copyId];
-
- int id = _nextFreeRefId++;
- _visited[list] = id;
- var jsArray = _serializeList(list);
- // TODO(floitsch): we are losing the generic type.
- return ['list', id, jsArray];
- }
-
- visitMap(Map map) {
- int copyId = _visited[map];
- if (copyId != null) return ['ref', copyId];
-
- int id = _nextFreeRefId++;
- _visited[map] = id;
- var keys = _serializeList(map.keys);
- var values = _serializeList(map.values);
- // TODO(floitsch): we are losing the generic type.
- return ['map', id, keys, values];
- }
-
- _serializeList(List list) {
- int len = list.length;
- var result = new List(len);
- for (int i = 0; i < len; i++) {
- result[i] = _dispatch(list[i]);
- }
- return result;
- }
-}
-
-/** Deserializes arrays created with [_Serializer]. */
-abstract class _Deserializer {
- Map<int, dynamic> _deserialized;
-
- _Deserializer();
-
- static bool isPrimitive(x) {
- return (x == null) || (x is String) || (x is num) || (x is bool);
- }
-
- deserialize(x) {
- if (isPrimitive(x)) return x;
- // TODO(floitsch): this should be new HashMap<int, dynamic>()
- _deserialized = new HashMap();
- return _deserializeHelper(x);
- }
-
- _deserializeHelper(x) {
- if (isPrimitive(x)) return x;
- assert(x is List);
- switch (x[0]) {
- case 'ref': return _deserializeRef(x);
- case 'list': return _deserializeList(x);
- case 'map': return _deserializeMap(x);
- case 'sendport': return deserializeSendPort(x);
- default: return deserializeObject(x);
- }
- }
-
- _deserializeRef(List x) {
- int id = x[1];
- var result = _deserialized[id];
- assert(result != null);
- return result;
- }
-
- List _deserializeList(List x) {
- int id = x[1];
- // We rely on the fact that Dart-lists are directly mapped to Js-arrays.
- List dartList = x[2];
- _deserialized[id] = dartList;
- int len = dartList.length;
- for (int i = 0; i < len; i++) {
- dartList[i] = _deserializeHelper(dartList[i]);
- }
- return dartList;
- }
-
- Map _deserializeMap(List x) {
- Map result = new Map();
- int id = x[1];
- _deserialized[id] = result;
- List keys = x[2];
- List values = x[3];
- int len = keys.length;
- assert(len == values.length);
- for (int i = 0; i < len; i++) {
- var key = _deserializeHelper(keys[i]);
- var value = _deserializeHelper(values[i]);
- result[key] = value;
- }
- return result;
- }
-
- deserializeSendPort(List x);
-
- deserializeObject(List x) {
- // TODO(floitsch): Use real exception (which one?).
- throw "Unexpected serialized object";
- }
-}
-
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