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use metamodel

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Athou
2013-04-12 10:44:41 +02:00
parent b459975522
commit edd2ec42c7
8 changed files with 56 additions and 68 deletions
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18
src/main/java/com/commafeed/backend/dao/FeedCategoryDAO.java
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@@ -8,8 +8,8 @@ import javax.persistence.NoResultException;
import org.apache.commons.lang.ObjectUtils;
import com.commafeed.backend.model.FeedCategory;
import com.commafeed.backend.model.FeedCategory_;
import com.commafeed.backend.model.User;
import com.commafeed.frontend.utils.ModelFactory.MF;
import com.google.common.collect.Iterables;
import com.google.common.collect.Lists;
import com.uaihebert.model.EasyCriteria;
@@ -20,27 +20,27 @@ public class FeedCategoryDAO extends GenericDAO<FeedCategory> {
public List<FeedCategory> findAll(User user) {
EasyCriteria<FeedCategory> criteria = createCriteria();
criteria.andEquals(MF.i(proxy().getUser()), user);
criteria.andEquals(FeedCategory_.user.getName(), user);
criteria.innerJoinFetch(MF.i(proxy().getUser()));
criteria.innerJoinFetch(FeedCategory_.user.getName());
return criteria.getResultList();
}
public FeedCategory findById(User user, Long id) {
EasyCriteria<FeedCategory> criteria = createCriteria();
criteria.andEquals(MF.i(proxy().getUser()), user);
criteria.andEquals(MF.i(proxy().getId()), id);
criteria.andEquals(FeedCategory_.user.getName(), user);
criteria.andEquals(FeedCategory_.id.getName(), id);
return Iterables.getFirst(criteria.getResultList(), null);
}
public FeedCategory findByName(User user, String name, FeedCategory parent) {
EasyCriteria<FeedCategory> criteria = createCriteria();
criteria.andEquals(MF.i(proxy().getUser()), user);
criteria.andEquals(MF.i(proxy().getName()), name);
criteria.andEquals(FeedCategory_.user.getName(), user);
criteria.andEquals(FeedCategory_.name.getName(), name);
if (parent == null) {
criteria.andIsNull(MF.i(proxy().getParent()));
criteria.andIsNull(FeedCategory_.parent.getName());
} else {
criteria.andEquals(MF.i(proxy().getParent()), parent);
criteria.andEquals(FeedCategory_.parent.getName(), parent);
}
FeedCategory category = null;

7
src/main/java/com/commafeed/backend/dao/FeedDAO.java
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@@ -14,7 +14,6 @@ import org.apache.commons.lang.time.DateUtils;
import com.commafeed.backend.model.Feed;
import com.commafeed.backend.model.Feed_;
import com.commafeed.frontend.utils.ModelFactory.MF;
import com.google.common.collect.Iterables;
import com.uaihebert.model.EasyCriteria;
@@ -52,14 +51,14 @@ public class FeedDAO extends GenericDAO<Feed> {
}
public Feed findByUrl(String url) {
List<Feed> feeds = findByField(MF.i(proxy().getUrl()), url);
List<Feed> feeds = findByField(Feed_.url, url);
return Iterables.getFirst(feeds, null);
}
public Feed findByIdWithEntries(Long feedId, int offset, int limit) {
EasyCriteria<Feed> criteria = createCriteria();
criteria.andEquals(MF.i(proxy().getId()), feedId);
criteria.leftJoinFetch(MF.i(proxy().getEntries()));
criteria.andEquals(Feed_.id.getName(), feedId);
criteria.leftJoinFetch(Feed_.entries.getName());
criteria.setFirstResult(offset);
criteria.setMaxResults(limit);

5
src/main/java/com/commafeed/backend/dao/FeedEntryDAO.java
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@@ -10,7 +10,6 @@ import javax.persistence.criteria.Root;
import com.commafeed.backend.model.Feed;
import com.commafeed.backend.model.FeedEntry;
import com.commafeed.backend.model.FeedEntry_;
import com.commafeed.frontend.utils.ModelFactory.MF;
import com.uaihebert.model.EasyCriteria;
@Stateless
@@ -20,8 +19,8 @@ public class FeedEntryDAO extends GenericDAO<FeedEntry> {
public List<FeedEntry> findByGuids(List<String> guids) {
EasyCriteria<FeedEntry> criteria = createCriteria();
criteria.setDistinctTrue();
criteria.andStringIn(MF.i(proxy().getGuid()), guids);
criteria.leftJoinFetch(MF.i(proxy().getFeeds()));
criteria.andStringIn(FeedEntry_.guid.getName(), guids);
criteria.leftJoinFetch(FeedEntry_.feeds.getName());
return criteria.getResultList();
}

39
src/main/java/com/commafeed/backend/dao/FeedEntryStatusDAO.java
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@@ -21,11 +21,9 @@ import com.commafeed.backend.model.FeedEntryContent_;
import com.commafeed.backend.model.FeedEntryStatus;
import com.commafeed.backend.model.FeedEntryStatus_;
import com.commafeed.backend.model.FeedEntry_;
import com.commafeed.backend.model.FeedSubscription;
import com.commafeed.backend.model.FeedSubscription_;
import com.commafeed.backend.model.User;
import com.commafeed.backend.model.UserSettings.ReadingOrder;
import com.commafeed.frontend.utils.ModelFactory.MF;
import com.google.api.client.util.Lists;
import com.google.api.client.util.Maps;
import com.uaihebert.model.EasyCriteria;
@@ -37,13 +35,13 @@ public class FeedEntryStatusDAO extends GenericDAO<FeedEntryStatus> {
public FeedEntryStatus findById(User user, Long id) {
EasyCriteria<FeedEntryStatus> criteria = createCriteria();
criteria.andEquals(MF.i(proxy().getId()), id);
criteria.andEquals(FeedEntryStatus_.id.getName(), id);
criteria.innerJoinFetch(MF.i(proxy().getSubscription()));
criteria.innerJoinFetch(MF.i(proxy().getEntry()));
criteria.innerJoinFetch(FeedEntryStatus_.subscription.getName());
criteria.innerJoinFetch(FeedEntryStatus_.entry.getName());
criteria.andJoinEquals(MF.i(proxy().getSubscription()),
MF.i(MF.p(FeedSubscription.class).getUser()), user);
criteria.andJoinEquals(FeedEntryStatus_.subscription.getName(),
FeedSubscription_.user.getName(), user);
FeedEntryStatus status = null;
try {
@@ -54,8 +52,8 @@ public class FeedEntryStatusDAO extends GenericDAO<FeedEntryStatus> {
return status;
}
public List<FeedEntryStatus> findByKeywords(User user,
String keywords, int offset, int limit, boolean includeContent) {
public List<FeedEntryStatus> findByKeywords(User user, String keywords,
int offset, int limit, boolean includeContent) {
String joinedKeywords = StringUtils.join(
keywords.toLowerCase().split(" "), "%");
@@ -136,8 +134,7 @@ public class FeedEntryStatusDAO extends GenericDAO<FeedEntryStatus> {
public List<FeedEntryStatus> findByFeed(Feed feed, User user,
boolean unreadOnly, ReadingOrder order, boolean includeContent) {
return findByFeed(feed, user, unreadOnly, -1, -1, order,
includeContent);
return findByFeed(feed, user, unreadOnly, -1, -1, order, includeContent);
}
public List<FeedEntryStatus> findByFeed(Feed feed, User user,
@@ -169,16 +166,16 @@ public class FeedEntryStatusDAO extends GenericDAO<FeedEntryStatus> {
return q.getResultList();
}
public List<FeedEntryStatus> findByCategories(List<FeedCategory> categories,
User user, boolean unreadOnly, ReadingOrder order,
boolean includeContent) {
public List<FeedEntryStatus> findByCategories(
List<FeedCategory> categories, User user, boolean unreadOnly,
ReadingOrder order, boolean includeContent) {
return findByCategories(categories, user, unreadOnly, -1, -1, order,
includeContent);
}
public List<FeedEntryStatus> findByCategories(List<FeedCategory> categories,
User user, boolean unreadOnly, int offset, int limit,
ReadingOrder order, boolean includeContent) {
public List<FeedEntryStatus> findByCategories(
List<FeedCategory> categories, User user, boolean unreadOnly,
int offset, int limit, ReadingOrder order, boolean includeContent) {
CriteriaQuery<FeedEntryStatus> query = builder.createQuery(getType());
Root<FeedEntryStatus> root = query.from(getType());
@@ -225,14 +222,14 @@ public class FeedEntryStatusDAO extends GenericDAO<FeedEntryStatus> {
public void markCategoryEntries(User user, List<FeedCategory> categories,
Date olderThan) {
List<FeedEntryStatus> statuses = findByCategories(categories, user, true,
ReadingOrder.desc, false);
List<FeedEntryStatus> statuses = findByCategories(categories, user,
true, ReadingOrder.desc, false);
update(markList(statuses, olderThan));
}
public void markAllEntries(User user, Date olderThan) {
List<FeedEntryStatus> statuses = findAll(user, true,
ReadingOrder.desc, false);
List<FeedEntryStatus> statuses = findAll(user, true, ReadingOrder.desc,
false);
update(markList(statuses, olderThan));
}

34
src/main/java/com/commafeed/backend/dao/FeedSubscriptionDAO.java
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@@ -7,8 +7,8 @@ import javax.ejb.Stateless;
import com.commafeed.backend.model.Feed;
import com.commafeed.backend.model.FeedCategory;
import com.commafeed.backend.model.FeedSubscription;
import com.commafeed.backend.model.FeedSubscription_;
import com.commafeed.backend.model.User;
import com.commafeed.frontend.utils.ModelFactory.MF;
import com.google.common.collect.Iterables;
import com.uaihebert.factory.EasyCriteriaFactory;
import com.uaihebert.model.EasyCriteria;
@@ -17,37 +17,35 @@ import com.uaihebert.model.EasyCriteria;
@SuppressWarnings("serial")
public class FeedSubscriptionDAO extends GenericDAO<FeedSubscription> {
public FeedSubscription findById(User user, Long id) {
EasyCriteria<FeedSubscription> criteria = createCriteria();
criteria.andEquals(MF.i(proxy().getUser()), user);
criteria.andEquals(MF.i(proxy().getId()), id);
criteria.leftJoinFetch(MF.i(proxy().getFeed()));
criteria.leftJoinFetch(MF.i(proxy().getUser()));
criteria.andEquals(FeedSubscription_.user.getName(), user);
criteria.andEquals(FeedSubscription_.id.getName(), id);
criteria.leftJoinFetch(FeedSubscription_.feed.getName());
criteria.leftJoinFetch(FeedSubscription_.user.getName());
return Iterables.getFirst(criteria.getResultList(), null);
}
public List<FeedSubscription> findByFeed(Feed feed) {
EasyCriteria<FeedSubscription> criteria = createCriteria();
criteria.andEquals(MF.i(proxy().getFeed()), feed);
criteria.andEquals(FeedSubscription_.feed.getName(), feed);
return criteria.getResultList();
}
public FeedSubscription findByFeed(User user, Feed feed) {
EasyCriteria<FeedSubscription> criteria = createCriteria();
criteria.andEquals(MF.i(proxy().getUser()), user);
criteria.andEquals(MF.i(proxy().getFeed()), feed);
criteria.andEquals(FeedSubscription_.user.getName(), user);
criteria.andEquals(FeedSubscription_.feed.getName(), feed);
return Iterables.getFirst(criteria.getResultList(), null);
}
public List<FeedSubscription> findAll(User user) {
EasyCriteria<FeedSubscription> criteria = createCriteria();
criteria.andEquals(MF.i(proxy().getUser()), user);
criteria.andEquals(FeedSubscription_.user.getName(), user);
criteria.innerJoinFetch(MF.i(proxy().getFeed()));
criteria.innerJoinFetch(MF.i(proxy().getUser()));
criteria.leftJoinFetch(MF.i(proxy().getCategory()));
criteria.innerJoinFetch(FeedSubscription_.feed.getName());
criteria.innerJoinFetch(FeedSubscription_.user.getName());
criteria.leftJoinFetch(FeedSubscription_.category.getName());
return criteria.getResultList();
}
@@ -55,8 +53,8 @@ public class FeedSubscriptionDAO extends GenericDAO<FeedSubscription> {
FeedCategory category) {
EasyCriteria<FeedSubscription> criteria = EasyCriteriaFactory
.createQueryCriteria(em, getType());
criteria.andEquals(MF.i(proxy().getUser()), user);
criteria.andEquals(MF.i(proxy().getCategory()), category);
criteria.andEquals(FeedSubscription_.user.getName(), user);
criteria.andEquals(FeedSubscription_.category.getName(), category);
return criteria.getResultList();
}
@@ -64,8 +62,8 @@ public class FeedSubscriptionDAO extends GenericDAO<FeedSubscription> {
public List<FeedSubscription> findWithoutCategories(User user) {
EasyCriteria<FeedSubscription> criteria = EasyCriteriaFactory
.createQueryCriteria(em, getType());
criteria.andEquals(MF.i(proxy().getUser()), user);
criteria.andIsNull(MF.i(proxy().getCategory()));
criteria.andEquals(FeedSubscription_.user.getName(), user);
criteria.andIsNull(FeedSubscription_.category.getName());
return criteria.getResultList();
}

11
src/main/java/com/commafeed/backend/dao/GenericDAO.java
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@@ -11,10 +11,10 @@ import javax.persistence.TypedQuery;
import javax.persistence.criteria.CriteriaBuilder;
import javax.persistence.criteria.CriteriaQuery;
import javax.persistence.criteria.Root;
import javax.persistence.metamodel.Attribute;
import com.commafeed.backend.model.AbstractModel;
import com.commafeed.backend.model.FeedEntryStatus;
import com.commafeed.frontend.utils.ModelFactory.MF;
import com.google.common.reflect.TypeToken;
import com.uaihebert.factory.EasyCriteriaFactory;
import com.uaihebert.model.EasyCriteria;
@@ -124,9 +124,9 @@ public abstract class GenericDAO<T extends AbstractModel> implements
return em.createQuery(query).getSingleResult();
}
public List<T> findByField(String field, Object value) {
public <V> List<T> findByField(Attribute<T, V> field, V value) {
EasyCriteria<T> criteria = createCriteria();
criteria.andEquals(field, value);
criteria.andEquals(field.getName(), value);
return criteria.getResultList();
}
@@ -148,9 +148,4 @@ public abstract class GenericDAO<T extends AbstractModel> implements
public EasyCriteria<T> createCriteria() {
return EasyCriteriaFactory.createQueryCriteria(em, getType());
}
protected T proxy() {
return MF.p(getType());
}
}

6
src/main/java/com/commafeed/backend/dao/UserRoleDAO.java
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@@ -8,7 +8,7 @@ import javax.ejb.Stateless;
import com.commafeed.backend.model.User;
import com.commafeed.backend.model.UserRole;
import com.commafeed.backend.model.UserRole.Role;
import com.commafeed.frontend.utils.ModelFactory.MF;
import com.commafeed.backend.model.UserRole_;
import com.google.common.collect.Sets;
@SuppressWarnings("serial")
@@ -16,12 +16,12 @@ import com.google.common.collect.Sets;
public class UserRoleDAO extends GenericDAO<UserRole> {
public List<UserRole> findAll(User user) {
return findByField(MF.i(MF.p(UserRole.class).getUser()), user);
return findByField(UserRole_.user, user);
}
public Set<Role> findRoles(User user) {
Set<Role> list = Sets.newHashSet();
for (UserRole role : findByField(MF.i(proxy().getUser()), user)) {
for (UserRole role : findByField(UserRole_.user, user)) {
list.add(role.getRole());
}
return list;

4
src/main/java/com/commafeed/backend/dao/UserSettingsDAO.java
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@@ -5,7 +5,7 @@ import javax.persistence.NoResultException;
import com.commafeed.backend.model.User;
import com.commafeed.backend.model.UserSettings;
import com.commafeed.frontend.utils.ModelFactory.MF;
import com.commafeed.backend.model.UserSettings_;
import com.uaihebert.factory.EasyCriteriaFactory;
import com.uaihebert.model.EasyCriteria;
@@ -17,7 +17,7 @@ public class UserSettingsDAO extends GenericDAO<UserSettings> {
EasyCriteria<UserSettings> criteria = EasyCriteriaFactory
.createQueryCriteria(em, getType());
criteria.andEquals(MF.i(proxy().getUser()), user);
criteria.andEquals(UserSettings_.user.getName(), user);
UserSettings settings = null;
try {