public LoggingConfiguration withRedactedFields(FieldToMatch... redactedFields) {
        if (this.redactedFields == null) {
            setRedactedFields(new java.util.ArrayList<FieldToMatch>(redactedFields.length));
        }
        for (FieldToMatch ele : redactedFields) {
            this.redactedFields.add(ele);
        }
        return this;
    }
<p>
The parts of the request that you want redacted from the logs. For example, if you redact the cookie field, the
cookie field in the firehose will be <code>xxx</code>.
</p>
<p>
<b>NOTE:</b> This method appends the values to the existing list (if any). Use
{@link #setRedactedFields(java.util.Collection)} or {@link #withRedactedFields(java.util.Collection)} if you want
to override the existing values.
</p>

@param redactedFields
       The parts of the request that you want redacted from the logs. For example, if you redact the cookie
       field, the cookie field in the firehose will be <code>xxx</code>.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-waf/src/main/java/com/amazonaws/services/waf/model/LoggingConfiguration.java