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remove deprecated duplicate feed detection

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Athou
2013-11-16 07:40:44 +01:00
parent 97586cd2c8
commit fce9086b27
7 changed files with 0 additions and 214 deletions
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47
src/main/java/com/commafeed/backend/dao/FeedDAO.java
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@@ -6,15 +6,12 @@ import java.util.List;
import javax.ejb.Stateless;
import javax.persistence.TypedQuery;
import javax.persistence.criteria.CriteriaQuery;
import javax.persistence.criteria.Expression;
import javax.persistence.criteria.Join;
import javax.persistence.criteria.JoinType;
import javax.persistence.criteria.Path;
import javax.persistence.criteria.Predicate;
import javax.persistence.criteria.Root;
import javax.persistence.criteria.SetJoin;
import javax.persistence.criteria.Subquery;
import javax.persistence.metamodel.SingularAttribute;
import org.apache.commons.codec.digest.DigestUtils;
import org.apache.commons.lang.StringUtils;
@@ -26,7 +23,6 @@ import com.commafeed.backend.model.FeedSubscription_;
import com.commafeed.backend.model.Feed_;
import com.commafeed.backend.model.User;
import com.commafeed.backend.model.User_;
import com.commafeed.frontend.model.FeedCount;
import com.google.common.collect.Iterables;
import com.google.common.collect.Lists;
@@ -107,47 +103,4 @@ public class FeedDAO extends GenericDAO<Feed> {
return q.getResultList();
}
public static enum DuplicateMode {
NORMALIZED_URL(Feed_.normalizedUrlHash), LAST_CONTENT(Feed_.lastContentHash), PUSH_TOPIC(Feed_.pushTopicHash);
private SingularAttribute<Feed, String> path;
private DuplicateMode(SingularAttribute<Feed, String> path) {
this.path = path;
}
public SingularAttribute<Feed, String> getPath() {
return path;
}
}
public List<FeedCount> findDuplicates(DuplicateMode mode, int offset, int limit, long minCount) {
CriteriaQuery<String> query = builder.createQuery(String.class);
Root<Feed> root = query.from(getType());
Path<String> path = root.get(mode.getPath());
Expression<Long> count = builder.count(path);
query.select(path);
query.groupBy(path);
query.having(builder.greaterThan(count, minCount));
TypedQuery<String> q = em.createQuery(query);
limit(q, offset, limit);
List<String> pathValues = q.getResultList();
List<FeedCount> result = Lists.newArrayList();
for (String pathValue : pathValues) {
FeedCount fc = new FeedCount(pathValue);
for (Feed feed : findByField(mode.getPath(), pathValue)) {
Feed f = new Feed();
f.setId(feed.getId());
f.setUrl(feed.getUrl());
fc.getFeeds().add(f);
}
result.add(fc);
}
return result;
}
}