@Override public boolean addAll(Collection<? extends T> c) { boolean changed = false; for (T o : c) { T existing = getOrAdd(o); if ( existing!=o ) changed=true; } return changed; }
@Override public final boolean add(T t) { T existing = getOrAdd(t); return existing==t; }
@Override public boolean addAll(Collection<? extends T> c) { boolean changed = false; for (T o : c) { T existing = getOrAdd(o); if ( existing!=o ) changed=true; } return changed; }
@Override public final boolean add(T t) { T existing = getOrAdd(t); return existing==t; }
@Override public boolean addAll(Collection<? extends T> c) { boolean changed = false; for (T o : c) { T existing = getOrAdd(o); if ( existing!=o ) changed=true; } return changed; }
@Override public final boolean add(T t) { T existing = getOrAdd(t); return existing==t; }
@Override public final boolean add(T t) { T existing = getOrAdd(t); return existing==t; }
@Override public boolean addAll(Collection<? extends T> c) { boolean changed = false; for (T o : c) { T existing = getOrAdd(o); if ( existing!=o ) changed=true; } return changed; }
@Override public final boolean add(T t) { T existing = getOrAdd(t); return existing==t; }
@Override public boolean addAll(Collection<? extends T> c) { boolean changed = false; for (T o : c) { T existing = getOrAdd(o); if ( existing!=o ) changed=true; } return changed; }