@Override
    public int hashCode() {
        final int prime = 31;
        int hashCode = 1;

        hashCode = prime * hashCode + ((getArn() == null) ? 0 : getArn().hashCode());
        hashCode = prime * hashCode + ((getComment() == null) ? 0 : getComment().hashCode());
        hashCode = prime * hashCode + ((getCreatedAt() == null) ? 0 : getCreatedAt().hashCode());
        hashCode = prime * hashCode + ((getDataSetId() == null) ? 0 : getDataSetId().hashCode());
        hashCode = prime * hashCode + ((getFinalized() == null) ? 0 : getFinalized().hashCode());
        hashCode = prime * hashCode + ((getId() == null) ? 0 : getId().hashCode());
        hashCode = prime * hashCode + ((getSourceId() == null) ? 0 : getSourceId().hashCode());
        hashCode = prime * hashCode + ((getUpdatedAt() == null) ? 0 : getUpdatedAt().hashCode());
        hashCode = prime * hashCode + ((getRevocationComment() == null) ? 0 : getRevocationComment().hashCode());
        hashCode = prime * hashCode + ((getRevoked() == null) ? 0 : getRevoked().hashCode());
        hashCode = prime * hashCode + ((getRevokedAt() == null) ? 0 : getRevokedAt().hashCode());
        return hashCode;
    }
Returns a string representation of this object. This is useful for testing and debugging. Sensitive data will be
redacted from this string using a placeholder value.

@return A string representation of this object.

@see java.lang.Object#toString()
aws-java-sdk-dataexchange/src/main/java/com/amazonaws/services/dataexchange/model/RevisionEntry.java