public void setChildConnections(Collection<APIConnection> childConnections) {
        this.childConnections = childConnections;
    }
Sets the collection of all child connections to the given collection,
which may be null if children have not been queried.

@param childConnections
    The collection containing all child connections of this connection
    group, or null if children have not been queried.
guacamole/src/main/java/org/apache/guacamole/rest/connectiongroup/APIConnectionGroup.java