count = 0;
rand.setSeed(seed);
}
public static SourceBuilder builder() {
return new SourceBuilder() {
@Override
public EventSource build(Context ctx, String... argv) {
if (argv.length < 4 || argv.length > 5) {
throw new IllegalArgumentException(
"usage: attrsynth(count, attrs, attrSz, valSz[,rseed=curtime]) // count=0 infinite");