@Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        sb.append("{");
        if (getDocumentsAdded() != null)
            sb.append("DocumentsAdded: ").append(getDocumentsAdded()).append(",");
        if (getDocumentsModified() != null)
            sb.append("DocumentsModified: ").append(getDocumentsModified()).append(",");
        if (getDocumentsDeleted() != null)
            sb.append("DocumentsDeleted: ").append(getDocumentsDeleted()).append(",");
        if (getDocumentsFailed() != null)
            sb.append("DocumentsFailed: ").append(getDocumentsFailed()).append(",");
        if (getDocumentsScanned() != null)
            sb.append("DocumentsScanned: ").append(getDocumentsScanned());
        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-qbusiness/src/main/java/com/amazonaws/services/qbusiness/model/DataSourceSyncJobMetrics.java