/** {@inheritDoc} */ @Override public boolean equals(final Object obj) { if (this == obj) { return true; } if (!super.equals(obj)) { return false; } if (getClass() != obj.getClass()) { return false; } DuplicateCode other = (DuplicateCode)obj; if (sourceCode == null) { if (other.sourceCode != null) { return false; } } else if (!sourceCode.equals(other.sourceCode)) { return false; } return true; }