@Override
    public boolean equals(final Object o) {
        if (this == o) {
            return true;
        }
        if (o == null || getClass() != o.getClass()) {
            return false;
        }
        final SearchCacheData that = (SearchCacheData) o;
        return Objects.equals(foundBy, that.foundBy) && Objects.equals(notFoundBy, that.notFoundBy);
    }
Encapsulates data which can  be derived from a cache search to belong to any found cache
main/src/main/java/cgeo/geocaching/SearchCacheData.java