@Override
public boolean equals(Object o) {
if (this == o) return true;
if (!(o instanceof StringDistanceFunction)) return false;
StringDistanceFunction that = (StringDistanceFunction) o;
if (!dist.equals(that.dist)) return false;
if (!str1.equals(that.str1)) return false;
if (!str2.equals(that.str2)) return false;
return true;
}
@Override
public boolean equals(Object o) {
return o instanceof TestValueSource && source.equals(((TestValueSource) o).source);
}