public void setContainerDefinitions(java.util.Collection<ContainerDefinition> containerDefinitions) {
        if (containerDefinitions == null) {
            this.containerDefinitions = null;
            return;
        }

        this.containerDefinitions = new java.util.ArrayList<ContainerDefinition>(containerDefinitions);
    }
<p>
The set of container definitions that are included in the container group.
</p>

@param containerDefinitions
       The set of container definitions that are included in the container group.
aws-java-sdk-gamelift/src/main/java/com/amazonaws/services/gamelift/model/ContainerGroupDefinition.java