aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--libdino/src/util/weak_map.vala43
1 files changed, 24 insertions, 19 deletions
diff --git a/libdino/src/util/weak_map.vala b/libdino/src/util/weak_map.vala
index 5a89be11..0fd9d55d 100644
--- a/libdino/src/util/weak_map.vala
+++ b/libdino/src/util/weak_map.vala
@@ -5,13 +5,30 @@ public class WeakMap<K, V> : Gee.AbstractMap<K, V> {
private HashMap<K, weak V> hash_map;
private HashMap<K, WeakNotifyWrapper> notify_map;
+ public HashDataFunc<K>? key_hash_func = null;
+ public EqualDataFunc<K>? key_equal_func = null;
+ public EqualDataFunc<V>? value_equal_func = null;
+
public WeakMap(owned HashDataFunc<K>? key_hash_func = null, owned EqualDataFunc<K>? key_equal_func = null, owned EqualDataFunc<V>? value_equal_func = null) {
if (!typeof(V).is_object()) {
error("WeakMap only takes values that are Objects");
}
- hash_map = new HashMap<K, weak V>(key_hash_func, key_equal_func, value_equal_func);
- notify_map = new HashMap<K, WeakNotifyWrapper>(key_hash_func, key_equal_func, value_equal_func);
+ this.key_hash_func = (owned)key_hash_func;
+ this.key_equal_func = (owned)key_equal_func;
+ this.value_equal_func = (owned)value_equal_func;
+
+ if (this.key_equal_func == null || this.key_equal_func == null || this.value_equal_func == null) {
+ hash_map = new HashMap<K, weak V>();
+ notify_map = new HashMap<K, WeakNotifyWrapper>();
+ } else {
+ hash_map = new HashMap<K, weak V>((v) => { return this.key_hash_func(v); },
+ (a, b) => { return this.key_equal_func(a, b); },
+ (a, b) => { return this.value_equal_func(a, b); });
+ notify_map = new HashMap<K, WeakNotifyWrapper>((v) => { return this.key_hash_func(v); },
+ (a, b) => { return this.key_equal_func(a, b); },
+ (a, b) => { return this.value_equal_func(a, b); });
+ }
}
public override void clear() {
@@ -60,25 +77,18 @@ public class WeakMap<K, V> : Gee.AbstractMap<K, V> {
}
public override bool unset(K key, out V value = null) {
- if (!hash_map.has_key(key)) return false;
+ if (!hash_map.has_key(key)) {
+ value = null;
+ return false;
+ }
Object v_obj = (Object) hash_map[key];
v_obj.weak_unref(notify_map[key].func);
notify_map.unset(key);
- return hash_map.unset(key);
+ return hash_map.unset(key, out value);
}
public override Gee.Set<Gee.Map.Entry<K,V>> entries { owned get; }
- [CCode (notify = false)]
- public Gee.EqualDataFunc<K> key_equal_func {
- get { return hash_map.key_equal_func; }
- }
-
- [CCode (notify = false)]
- public Gee.HashDataFunc<K> key_hash_func {
- get { return hash_map.key_hash_func; }
- }
-
public override Gee.Set<K> keys {
owned get { return hash_map.keys; }
}
@@ -87,11 +97,6 @@ public class WeakMap<K, V> : Gee.AbstractMap<K, V> {
public override int size { get { return hash_map.size; } }
- [CCode (notify = false)]
- public Gee.EqualDataFunc<V> value_equal_func {
- get { return hash_map.value_equal_func; }
- }
-
public override Gee.Collection<V> values {
owned get {
assert_not_reached();