public UpdateProtectionGroupRequest withMembers(java.util.Collection<String> members) {
        setMembers(members);
        return this;
    }
<p>
The Amazon Resource Names (ARNs) of the resources to include in the protection group. You must set this when you
set <code>Pattern</code> to <code>ARBITRARY</code> and you must not set it for any other <code>Pattern</code>
setting.
</p>

@param members
       The Amazon Resource Names (ARNs) of the resources to include in the protection group. You must set this
       when you set <code>Pattern</code> to <code>ARBITRARY</code> and you must not set it for any other
       <code>Pattern</code> setting.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-shield/src/main/java/com/amazonaws/services/shield/model/UpdateProtectionGroupRequest.java