public DescribeGameServerInstancesResult withGameServerInstances(GameServerInstance... gameServerInstances) {
        if (this.gameServerInstances == null) {
            setGameServerInstances(new java.util.ArrayList<GameServerInstance>(gameServerInstances.length));
        }
        for (GameServerInstance ele : gameServerInstances) {
            this.gameServerInstances.add(ele);
        }
        return this;
    }
<p>
The collection of requested game server instances.
</p>
<p>
<b>NOTE:</b> This method appends the values to the existing list (if any). Use
{@link #setGameServerInstances(java.util.Collection)} or {@link #withGameServerInstances(java.util.Collection)}
if you want to override the existing values.
</p>

@param gameServerInstances
       The collection of requested game server instances.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-gamelift/src/main/java/com/amazonaws/services/gamelift/model/DescribeGameServerInstancesResult.java