public ImmutableDoubleByteMap newWithKeyValue(double key, byte value)
{
MutableDoubleByteMap map = new DoubleByteHashMap(this.size() + 1);
map.putAll(this);
map.put(key, value);
return map.toImmutable();
}
public ImmutableDoubleByteMap newWithoutKey(double key)
{
MutableDoubleByteMap map = new DoubleByteHashMap(this.size());