public ListFacesResult withFaces(Face... faces) {
        if (this.faces == null) {
            setFaces(new java.util.ArrayList<Face>(faces.length));
        }
        for (Face ele : faces) {
            this.faces.add(ele);
        }
        return this;
    }
<p>
An array of <code>Face</code> objects.
</p>
<p>
<b>NOTE:</b> This method appends the values to the existing list (if any). Use
{@link #setFaces(java.util.Collection)} or {@link #withFaces(java.util.Collection)} if you want to override the
existing values.
</p>

@param faces
       An array of <code>Face</code> objects.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-rekognition/src/main/java/com/amazonaws/services/rekognition/model/ListFacesResult.java