dap4/d4core/src/main/java/dap4/core/dmr/DapNode.java
public DapGroup getGroup()
    {
        if(this.sort == DapSort.DATASET)
            return null;
        // Walk the parent node until we find a group
        DapNode group = parent;
        while(group != null) {
            switch (group.getSort()) {
            case DATASET:
            case GROUP:
                return (DapGroup) group;
            default:
                group = group.getParent();
                break;
            }
        }
        return (DapGroup) group;
    }
public DapGroup getGroup()
    {
        if(this.sort == DapSort.DATASET)
            return null;
        // Walk the parent node until we find a group
        DapNode group = parent;
        while(group != null) {
            switch (group.getSort()) {
            case DATASET:
            case GROUP:
                return (DapGroup) group;
            default:
                group = group.getParent();
                break;
            }
        }
        return (DapGroup) group;
    }
public DapGroup getGroup ( ) { if ( this . sort == DapSort . DATASET ) return null ; // Walk the parent node until we find a group DapNode group = parent ; while ( group != null ) { switch ( group . getSort ( ) ) { case DATASET : case GROUP : return ( DapGroup ) group ; default : group = group . getParent ( ) ; break ; } } return ( DapGroup ) group ; }
Closest containing group

@returns closest group not equal to this
or null if this is a DapDataset
Closest containing group