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use inner joins

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Athou
2013-05-16 12:06:35 +02:00
parent 5f8a4e179f
commit 104c33e679
1 changed files with 20 additions and 21 deletions
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41
src/main/java/com/commafeed/backend/dao/FeedEntryStatusDAO.java
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@@ -10,7 +10,6 @@ import javax.persistence.Query;
import javax.persistence.TypedQuery; import javax.persistence.TypedQuery;
import javax.persistence.criteria.CriteriaQuery; import javax.persistence.criteria.CriteriaQuery;
import javax.persistence.criteria.Join; import javax.persistence.criteria.Join;
import javax.persistence.criteria.JoinType;
import javax.persistence.criteria.Path; import javax.persistence.criteria.Path;
import javax.persistence.criteria.Predicate; import javax.persistence.criteria.Predicate;
import javax.persistence.criteria.Root; import javax.persistence.criteria.Root;
@@ -68,13 +67,13 @@ public class FeedEntryStatusDAO extends GenericDAO<FeedEntryStatus> {
List<Predicate> predicates = Lists.newArrayList(); List<Predicate> predicates = Lists.newArrayList();
Join<FeedEntryStatus, FeedSubscription> subJoin = (Join<FeedEntryStatus, FeedSubscription>) root Join<FeedEntryStatus, FeedSubscription> subJoin = (Join<FeedEntryStatus, FeedSubscription>) root
.fetch(FeedEntryStatus_.subscription, JoinType.LEFT); .fetch(FeedEntryStatus_.subscription);
subJoin.fetch(FeedSubscription_.feed, JoinType.LEFT); subJoin.fetch(FeedSubscription_.feed);
Join<FeedEntryStatus, FeedEntry> entryJoin = (Join<FeedEntryStatus, FeedEntry>) root Join<FeedEntryStatus, FeedEntry> entryJoin = (Join<FeedEntryStatus, FeedEntry>) root
.fetch(FeedEntryStatus_.entry, JoinType.LEFT); .fetch(FeedEntryStatus_.entry);
Join<FeedEntry, FeedEntryContent> contentJoin = (Join<FeedEntry, FeedEntryContent>) entryJoin Join<FeedEntry, FeedEntryContent> contentJoin = (Join<FeedEntry, FeedEntryContent>) entryJoin
.fetch(FeedEntry_.content, JoinType.LEFT); .fetch(FeedEntry_.content);
predicates predicates
.add(builder.equal(subJoin.get(FeedSubscription_.user), user)); .add(builder.equal(subJoin.get(FeedSubscription_.user), user));
@@ -106,17 +105,17 @@ public class FeedEntryStatusDAO extends GenericDAO<FeedEntryStatus> {
List<Predicate> predicates = Lists.newArrayList(); List<Predicate> predicates = Lists.newArrayList();
Join<FeedEntryStatus, FeedSubscription> subJoin = (Join<FeedEntryStatus, FeedSubscription>) root Join<FeedEntryStatus, FeedSubscription> subJoin = (Join<FeedEntryStatus, FeedSubscription>) root
.fetch(FeedEntryStatus_.subscription, JoinType.LEFT); .fetch(FeedEntryStatus_.subscription);
subJoin.fetch(FeedSubscription_.feed, JoinType.LEFT); subJoin.fetch(FeedSubscription_.feed);
Join<FeedEntryStatus, FeedEntry> entryJoin = (Join<FeedEntryStatus, FeedEntry>) root Join<FeedEntryStatus, FeedEntry> entryJoin = (Join<FeedEntryStatus, FeedEntry>) root
.fetch(FeedEntryStatus_.entry, JoinType.LEFT); .fetch(FeedEntryStatus_.entry);
predicates predicates
.add(builder.equal(subJoin.get(FeedSubscription_.user), user)); .add(builder.equal(subJoin.get(FeedSubscription_.user), user));
predicates.add(builder.equal(root.get(FeedEntryStatus_.starred), true)); predicates.add(builder.equal(root.get(FeedEntryStatus_.starred), true));
query.where(predicates.toArray(new Predicate[0])); query.where(predicates.toArray(new Predicate[0]));
if (includeContent) { if (includeContent) {
entryJoin.fetch(FeedEntry_.content, JoinType.LEFT); entryJoin.fetch(FeedEntry_.content);
} }
orderBy(query, entryJoin, order); orderBy(query, entryJoin, order);
@@ -140,10 +139,10 @@ public class FeedEntryStatusDAO extends GenericDAO<FeedEntryStatus> {
List<Predicate> predicates = Lists.newArrayList(); List<Predicate> predicates = Lists.newArrayList();
Join<FeedEntryStatus, FeedSubscription> subJoin = (Join<FeedEntryStatus, FeedSubscription>) root Join<FeedEntryStatus, FeedSubscription> subJoin = (Join<FeedEntryStatus, FeedSubscription>) root
.fetch(FeedEntryStatus_.subscription, JoinType.LEFT); .fetch(FeedEntryStatus_.subscription);
subJoin.fetch(FeedSubscription_.feed, JoinType.LEFT); subJoin.fetch(FeedSubscription_.feed);
Join<FeedEntryStatus, FeedEntry> entryJoin = (Join<FeedEntryStatus, FeedEntry>) root Join<FeedEntryStatus, FeedEntry> entryJoin = (Join<FeedEntryStatus, FeedEntry>) root
.fetch(FeedEntryStatus_.entry, JoinType.LEFT); .fetch(FeedEntryStatus_.entry);
predicates predicates
.add(builder.equal(subJoin.get(FeedSubscription_.user), user)); .add(builder.equal(subJoin.get(FeedSubscription_.user), user));
@@ -152,7 +151,7 @@ public class FeedEntryStatusDAO extends GenericDAO<FeedEntryStatus> {
} }
if (includeContent) { if (includeContent) {
entryJoin.fetch(FeedEntry_.content, JoinType.LEFT); entryJoin.fetch(FeedEntry_.content);
} }
query.where(predicates.toArray(new Predicate[0])); query.where(predicates.toArray(new Predicate[0]));
@@ -195,10 +194,10 @@ public class FeedEntryStatusDAO extends GenericDAO<FeedEntryStatus> {
List<Predicate> predicates = Lists.newArrayList(); List<Predicate> predicates = Lists.newArrayList();
Join<FeedEntryStatus, FeedSubscription> subJoin = (Join<FeedEntryStatus, FeedSubscription>) root Join<FeedEntryStatus, FeedSubscription> subJoin = (Join<FeedEntryStatus, FeedSubscription>) root
.fetch(FeedEntryStatus_.subscription, JoinType.LEFT); .fetch(FeedEntryStatus_.subscription);
subJoin.fetch(FeedSubscription_.feed, JoinType.LEFT); subJoin.fetch(FeedSubscription_.feed);
Join<FeedEntryStatus, FeedEntry> entryJoin = (Join<FeedEntryStatus, FeedEntry>) root Join<FeedEntryStatus, FeedEntry> entryJoin = (Join<FeedEntryStatus, FeedEntry>) root
.fetch(FeedEntryStatus_.entry, JoinType.LEFT); .fetch(FeedEntryStatus_.entry);
predicates predicates
.add(builder.equal(subJoin.get(FeedSubscription_.user), user)); .add(builder.equal(subJoin.get(FeedSubscription_.user), user));
@@ -209,7 +208,7 @@ public class FeedEntryStatusDAO extends GenericDAO<FeedEntryStatus> {
} }
if (includeContent) { if (includeContent) {
entryJoin.fetch(FeedEntry_.content, JoinType.LEFT); entryJoin.fetch(FeedEntry_.content);
} }
query.where(predicates.toArray(new Predicate[0])); query.where(predicates.toArray(new Predicate[0]));
@@ -239,10 +238,10 @@ public class FeedEntryStatusDAO extends GenericDAO<FeedEntryStatus> {
List<Predicate> predicates = Lists.newArrayList(); List<Predicate> predicates = Lists.newArrayList();
Join<FeedEntryStatus, FeedSubscription> subJoin = (Join<FeedEntryStatus, FeedSubscription>) root Join<FeedEntryStatus, FeedSubscription> subJoin = (Join<FeedEntryStatus, FeedSubscription>) root
.fetch(FeedEntryStatus_.subscription, JoinType.LEFT); .fetch(FeedEntryStatus_.subscription);
subJoin.fetch(FeedSubscription_.feed, JoinType.LEFT); subJoin.fetch(FeedSubscription_.feed);
Join<FeedEntryStatus, FeedEntry> entryJoin = (Join<FeedEntryStatus, FeedEntry>) root Join<FeedEntryStatus, FeedEntry> entryJoin = (Join<FeedEntryStatus, FeedEntry>) root
.fetch(FeedEntryStatus_.entry, JoinType.LEFT); .fetch(FeedEntryStatus_.entry);
predicates predicates
.add(builder.equal(subJoin.get(FeedSubscription_.user), user)); .add(builder.equal(subJoin.get(FeedSubscription_.user), user));
@@ -252,7 +251,7 @@ public class FeedEntryStatusDAO extends GenericDAO<FeedEntryStatus> {
} }
if (includeContent) { if (includeContent) {
entryJoin.fetch(FeedEntry_.content, JoinType.LEFT); entryJoin.fetch(FeedEntry_.content);
} }
query.where(predicates.toArray(new Predicate[0])); query.where(predicates.toArray(new Predicate[0]));