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Unified Diff: sdk/lib/collection/map.dart

Issue 11867024: Move some core classes to collection library. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Update status files with bug number. Created 7 years, 11 months ago
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Index: sdk/lib/collection/map.dart
diff --git a/sdk/lib/core/map.dart b/sdk/lib/collection/map.dart
similarity index 86%
copy from sdk/lib/core/map.dart
copy to sdk/lib/collection/map.dart
index 9b2b66675e09090be74dbf5b7ff892d2912e60fc..1beaf2b9aa785770b43daa6fd446f035c46c595e 100644
--- a/sdk/lib/core/map.dart
+++ b/sdk/lib/collection/map.dart
@@ -1,94 +1,9 @@
-// Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file
+// Copyright (c) 2013, 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.
-part of dart.core;
+part of dart.collection;
-/**
- * A [Map] is an associative container, mapping a key to a value.
- * Null values are supported, but null keys are not.
- */
-abstract class Map<K, V> {
- /**
- * Creates a map with the default implementation.
- */
- factory Map() => new _HashMapImpl<K, V>();
-
- /**
- * Creates a [Map] that contains all key value pairs of [other].
- */
- factory Map.from(Map<K, V> other) => new _HashMapImpl<K, V>.from(other);
-
-
- /**
- * Returns whether this map contains the given [value].
- */
- bool containsValue(V value);
-
- /**
- * Returns whether this map contains the given [key].
- */
- bool containsKey(K key);
-
- /**
- * Returns the value for the given [key] or null if [key] is not
- * in the map. Because null values are supported, one should either
- * use containsKey to distinguish between an absent key and a null
- * value, or use the [putIfAbsent] method.
- */
- V operator [](K key);
-
- /**
- * Associates the [key] with the given [value].
- */
- void operator []=(K key, V value);
-
- /**
- * If [key] is not associated to a value, calls [ifAbsent] and
- * updates the map by mapping [key] to the value returned by
- * [ifAbsent]. Returns the value in the map.
- */
- V putIfAbsent(K key, V ifAbsent());
-
- /**
- * Removes the association for the given [key]. Returns the value for
- * [key] in the map or null if [key] is not in the map. Note that values
- * can be null and a returned null value does not always imply that the
- * key is absent.
- */
- V remove(K key);
-
- /**
- * Removes all pairs from the map.
- */
- void clear();
-
- /**
- * Applies [f] to each {key, value} pair of the map.
- */
- void forEach(void f(K key, V value));
-
- /**
- * The keys of [this].
- */
- // TODO(floitsch): this should return a [Set].
- Iterable<K> get keys;
-
- /**
- * The values of [this].
- */
- Iterable<V> get values;
-
- /**
- * The number of {key, value} pairs in the map.
- */
- int get length;
-
- /**
- * Returns true if there is no {key, value} pair in the map.
- */
- bool get isEmpty;
-}
/**
* Hash map version of the [Map] interface. A [HashMap] does not
@@ -557,4 +472,3 @@ class _LinkedHashMapImpl<K, V> implements LinkedHashMap<K, V> {
return Maps.mapToString(this);
}
}
-
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