public ImmutableIntFloatMap newWithKeyValue(int key, float value)
{
MutableIntFloatMap map = new IntFloatHashMap(this.size() + 1);
map.putAll(this);
map.put(key, value);
return map.toImmutable();
}
public ImmutableIntFloatMap newWithoutKey(int key)
{
MutableIntFloatMap map = new IntFloatHashMap(this.size());