@Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        sb.append("{");
        if (getArn() != null)
            sb.append("Arn: ").append(getArn()).append(",");
        if (getComment() != null)
            sb.append("Comment: ").append(getComment()).append(",");
        if (getCreatedAt() != null)
            sb.append("CreatedAt: ").append(getCreatedAt()).append(",");
        if (getDataSetId() != null)
            sb.append("DataSetId: ").append(getDataSetId()).append(",");
        if (getFinalized() != null)
            sb.append("Finalized: ").append(getFinalized()).append(",");
        if (getId() != null)
            sb.append("Id: ").append(getId()).append(",");
        if (getSourceId() != null)
            sb.append("SourceId: ").append(getSourceId()).append(",");
        if (getUpdatedAt() != null)
            sb.append("UpdatedAt: ").append(getUpdatedAt()).append(",");
        if (getRevocationComment() != null)
            sb.append("RevocationComment: ").append(getRevocationComment()).append(",");
        if (getRevoked() != null)
            sb.append("Revoked: ").append(getRevoked()).append(",");
        if (getRevokedAt() != null)
            sb.append("RevokedAt: ").append(getRevokedAt());
        sb.append("}");
        return sb.toString();
    }
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