public void setSystemIds(java.util.Collection<String> systemIds) {
        if (systemIds == null) {
            this.systemIds = null;
            return;
        }

        this.systemIds = new java.util.ArrayList<String>(systemIds);
    }
public void setSystemIds ( java . util . Collection < String > systemIds ) { if ( systemIds == null ) { this . systemIds = null ; return ; } this . systemIds = new java . util . ArrayList < String > ( systemIds ) ; }
Relates to SPEKE implementation. DRM system identifiers. DASH output groups support a max of two system ids.
Other group types support one system id.

@param systemIds
Relates to SPEKE implementation. DRM system identifiers. DASH output groups support a max of two system
ids. Other group types support one system id.