Examples with BucketResultNode com.yahoo.searchlib.expression.BucketResultNode used on opensource projects

Example 1 with BucketResultNode

use of com.yahoo.searchlib.expression.BucketResultNode in project vespa by vespa-engine.

the class ExpressionConverter method toBucketList.

private ResultNodeVector toBucketList(PredefinedFunction fnc) {
    ResultNodeVector ret = null;
    for (int i = 0, len = fnc.getNumBuckets(); i < len; ++i) {
        BucketResultNode bucket = toBucket(fnc.getBucket(i));
        if (ret == null) {
            if (bucket instanceof FloatBucketResultNode) {
                ret = new FloatBucketResultNodeVector();
            } else if (bucket instanceof IntegerBucketResultNode) {
                ret = new IntegerBucketResultNodeVector();
            } else if (bucket instanceof RawBucketResultNode) {
                ret = new RawBucketResultNodeVector();
            } else {
                ret = new StringBucketResultNodeVector();
            }
        }
        ret.add(bucket);
    }
    return ret;
}

Example 2 with BucketResultNode

use of com.yahoo.searchlib.expression.BucketResultNode in project vespa by vespa-engine.

the class Grouping method unifyNull.

public void unifyNull() {
    class FindGroup implements ObjectPredicate {

        @Override
        public boolean check(Object obj) {
            return obj instanceof Group;
        }
    }
    class UnifyNullGroupId implements ObjectOperation {

        @Override
        public void execute(Object obj) {
            Group group = (Group) obj;
            ResultNode id = group.getId();
            if (id instanceof BucketResultNode && ((BucketResultNode) id).empty()) {
                group.setId(new NullResultNode());
            }
        }
    }
    selectMembers(new FindGroup(), new UnifyNullGroupId());
}