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implement a few more classpath methods, including Collection.addAll and Collection.toArray

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This commit is contained in:
Joel Dice
2008-02-28 11:37:10 -07:00
parent c810eb36d8
commit 9d76d6a04e
11 changed files with 109 additions and 35 deletions
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14
classpath/java/util/HashSet.java
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@ -40,18 +40,24 @@ public class HashSet<T> implements Set<T> {
return map.containsKey(element);
}
public void addAll(Collection<T> c) {
for (T t: c) add(t);
}
public boolean add(T element) {
return map.put(element, Value) != Value;
}
public boolean addAll(Collection<? extends T> collection) {
boolean change = false;
for (T t: collection) if (add(t)) change = true;
return change;
}
public boolean remove(T element) {
return map.remove(element) != Value;
}
public <T> T[] toArray(T[] array) {
return Collections.toArray(this, array);
}
public void clear() {
map.clear();
}