public java.util.List<Role> getRoles() {
        if (roles == null) {
            roles = new com.amazonaws.internal.SdkInternalList<Role>();
        }
        return roles;
    }
<p>
A list of roles.
</p>

@return A list of roles.
aws-java-sdk-iam/src/main/java/com/amazonaws/services/identitymanagement/model/ListRolesResult.java