String[] closest = Arrays.copyOfRange(tokens, numCols0, numCols0 + numCols1);
//If not found, bedtools returns -1 for positions
if (closest[1].trim().equalsIgnoreCase("-1")) {
continue;
}
feat = codec.decode(closest);
} else if (operation == Operation.MULTIINTER) {
//We only look at regions common to ALL inputs
//Columns: chr \t start \t \end \t # of files which contained this feature \t comma-separated list files +many more
int numRegions = Integer.parseInt(tokens[3]);
if (numRegions < sources.length) {