public boolean isShuffle(){
		if (this.operationNames.size() > 0){
			String operationName = this.operationNames.get(0);
			return Ops.isShuffle(operationName);
		}
		return false;
	}
public boolean isShuffle ( ) { if ( this . operationNames . size ( ) > 0 ) { String operationName = this . operationNames . get ( 0 ) ; return Ops . isShuffle ( operationName ) ; } return false ; }
Returns <i>true</i> if this {@link DStreamOperation} represents a <i>shuffle</i>
operation (see {@link Ops#isShuffle(String)}