public AssociateUserProficienciesRequest withUserProficiencies(UserProficiency... userProficiencies) {
        if (this.userProficiencies == null) {
            setUserProficiencies(new java.util.ArrayList<UserProficiency>(userProficiencies.length));
        }
        for (UserProficiency ele : userProficiencies) {
            this.userProficiencies.add(ele);
        }
        return this;
    }
<p>
The proficiencies to associate with the user.
</p>
<p>
<b>NOTE:</b> This method appends the values to the existing list (if any). Use
{@link #setUserProficiencies(java.util.Collection)} or {@link #withUserProficiencies(java.util.Collection)} if
you want to override the existing values.
</p>

@param userProficiencies
       The proficiencies to associate with the user.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-connect/src/main/java/com/amazonaws/services/connect/model/AssociateUserProficienciesRequest.java