public AccessControlAttributeValue withSource(String... source) {
        if (this.source == null) {
            setSource(new java.util.ArrayList<String>(source.length));
        }
        for (String ele : source) {
            this.source.add(ele);
        }
        return this;
    }
<p>
The identity source to use when mapping a specified attribute to IAM Identity Center.
</p>
<p>
<b>NOTE:</b> This method appends the values to the existing list (if any). Use
{@link #setSource(java.util.Collection)} or {@link #withSource(java.util.Collection)} if you want to override the
existing values.
</p>

@param source
       The identity source to use when mapping a specified attribute to IAM Identity Center.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-ssoadmin/src/main/java/com/amazonaws/services/ssoadmin/model/AccessControlAttributeValue.java