Package org.apache.cayenne.query

Examples of org.apache.cayenne.query.ObjectIdQuery

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        assertEquals(key1v1, object.getObjectId().getIdSnapshot().get(
                CompoundPkTestEntity.KEY1_PK_COLUMN));
        assertEquals(key2v1, object.getObjectId().getIdSnapshot().get(
                CompoundPkTestEntity.KEY2_PK_COLUMN));

        ObjectIdQuery refetch = new ObjectIdQuery(
                object.getObjectId(),
                false,
                ObjectIdQuery.CACHE_REFRESH);
        refreshedObject = (CompoundPkTestEntity) Cayenne.objectForQuery(
                context,
                refetch);
        assertEquals(object.getObjectId(), refreshedObject.getObjectId());

        object.setKey2(key2v2);

        context.commitChanges();
        assertEquals(key1v1, object.getObjectId().getIdSnapshot().get(
                CompoundPkTestEntity.KEY1_PK_COLUMN));
        assertEquals(key2v2, object.getObjectId().getIdSnapshot().get(
                CompoundPkTestEntity.KEY2_PK_COLUMN));

        ObjectIdQuery refetch1 = new ObjectIdQuery(
                object.getObjectId(),
                false,
                ObjectIdQuery.CACHE_REFRESH);
        refreshedObject = (CompoundPkTestEntity) Cayenne.objectForQuery(
                context,
                refetch1);
        assertEquals(object.getObjectId(), refreshedObject.getObjectId());

        object.setKey2(key2v3);

        context.commitChanges();
        assertEquals(key1v1, object.getObjectId().getIdSnapshot().get(
                CompoundPkTestEntity.KEY1_PK_COLUMN));
        assertEquals(key2v3, object.getObjectId().getIdSnapshot().get(
                CompoundPkTestEntity.KEY2_PK_COLUMN));

        ObjectIdQuery refetch2 = new ObjectIdQuery(
                object.getObjectId(),
                false,
                ObjectIdQuery.CACHE_REFRESH);
        refreshedObject = (CompoundPkTestEntity) Cayenne.objectForQuery(
                context,
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        assertEquals(key1v1, object.getObjectId().getIdSnapshot().get(
                CompoundPkTestEntity.KEY1_PK_COLUMN));
        assertEquals(key2v1, object.getObjectId().getIdSnapshot().get(
                CompoundPkTestEntity.KEY2_PK_COLUMN));

        ObjectIdQuery refetch = new ObjectIdQuery(
                object.getObjectId(),
                false,
                ObjectIdQuery.CACHE_REFRESH);
        refreshedObject = (CompoundPkTestEntity) Cayenne.objectForQuery(
                context,
                refetch);
        assertEquals(object.getObjectId(), refreshedObject.getObjectId());

        object.setKey1(key1v2);
        object.setKey2(key2v2);

        context.commitChanges();
        assertEquals(key1v2, object.getObjectId().getIdSnapshot().get(
                CompoundPkTestEntity.KEY1_PK_COLUMN));
        assertEquals(key2v2, object.getObjectId().getIdSnapshot().get(
                CompoundPkTestEntity.KEY2_PK_COLUMN));

        ObjectIdQuery refetch1 = new ObjectIdQuery(
                object.getObjectId(),
                false,
                ObjectIdQuery.CACHE_REFRESH);
        refreshedObject = (CompoundPkTestEntity) Cayenne.objectForQuery(
                context,
                refetch1);
        assertEquals(object.getObjectId(), refreshedObject.getObjectId());

        object.setKey1(key1v3);
        object.setKey2(key2v3);

        context.commitChanges();
        assertEquals(key1v3, object.getObjectId().getIdSnapshot().get(
                CompoundPkTestEntity.KEY1_PK_COLUMN));
        assertEquals(key2v3, object.getObjectId().getIdSnapshot().get(
                CompoundPkTestEntity.KEY2_PK_COLUMN));

        ObjectIdQuery refetch2 = new ObjectIdQuery(
                object.getObjectId(),
                false,
                ObjectIdQuery.CACHE_REFRESH);
        refreshedObject = (CompoundPkTestEntity) Cayenne.objectForQuery(
                context,
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    }

    private boolean interceptOIDQuery() {
        if (query instanceof ObjectIdQuery) {

            ObjectIdQuery oidQuery = (ObjectIdQuery) query;
            DataRow row = null;

            if (cache != null && !oidQuery.isFetchMandatory()) {
                row = cache.getCachedSnapshot(oidQuery.getObjectId());
            }

            // refresh is forced or not found in cache
            if (row == null) {

                if (oidQuery.isFetchAllowed()) {

                    runQueryInTransaction();
                }
                else {
                    response = new ListResponse();
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            }
        }

        DataObject object = (DataObject) DataObjectUtils.objectForQuery(
                this,
                new ObjectIdQuery(oid));

        if (object == null) {
            throw new CayenneRuntimeException(
                    "Refetch failure: no matching objects found for ObjectId " + oid);
        }
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            }
        }

        DataObject object = (DataObject) DataObjectUtils.objectForQuery(
                this,
                new ObjectIdQuery(oid));

        if (object == null) {
            throw new CayenneRuntimeException(
                    "Refetch failure: no matching objects found for ObjectId " + oid);
        }
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        // how do we handle this for NEW objects correctly? For now bail from the method
        if (object.getObjectId().isTemporary()) {
            return null;
        }

        ObjectIdQuery query = new ObjectIdQuery(
                object.getObjectId(),
                true,
                ObjectIdQuery.CACHE);
        QueryResponse response = context.getChannel().onQuery(null, query);
        List<?> result = response.firstList();
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        ObjectId objectId = new ObjectId(objEntity.getName(), pkName, id);

        int refreshMode = (refresh) ? ObjectIdQuery.CACHE_REFRESH : ObjectIdQuery.CACHE;

        ObjectIdQuery objectIdQuery = new ObjectIdQuery(objectId, false, refreshMode);

        return (T) DataObjectUtils.objectForQuery(getDataContext(), objectIdQuery);
    }
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        Validate.notNull(objectContext, "Null dataObjectClass parameter");
        Validate.notNull(objectContext, "Null pk parameter");

        ObjectId objectId = createObjectId(objectContext, dataObjectClass, pk);

        Query query = new ObjectIdQuery(objectId, false, ObjectIdQuery.CACHE_REFRESH);

        List objects = objectContext.performQuery(query);

        if (objects.isEmpty()) {
            return null;
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            }
        }

        DataObject object = (DataObject) DataObjectUtils.objectForQuery(
                this,
                new ObjectIdQuery(oid));

        if (object == null) {
            throw new CayenneRuntimeException(
                    "Refetch failure: no matching objects found for ObjectId " + oid);
        }
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     * @since 1.2
     */
    public synchronized DataRow getSnapshot(ObjectId oid) {

        if (context != null && context.getChannel() != null) {
            ObjectIdQuery query = new ObjectIdQuery(oid, true, ObjectIdQuery.CACHE);
            List<?> results = context.getChannel().onQuery(context, query).firstList();
            return results.isEmpty() ? null : (DataRow) results.get(0);
        }
        else {
            return null;
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Related Classes of org.apache.cayenne.query.ObjectIdQuery

  • com.adaptrex.core.persistence.cayenne.CayenneAssociationType
  • com.adaptrex.core.persistence.cayenne.CayenneCollectionType
  • com.adaptrex.core.persistence.cayenne.CayennePersistenceManager
  • org.apache.cayenne.access.ChildDiffLoader
  • org.apache.cayenne.access.DataContexQuoteTest
  • org.apache.cayenne.access.DataContext
  • org.apache.cayenne.access.DataContextEntityWithMeaningfulPKTest
  • org.apache.cayenne.access.DataContextObjectIdQueryTest
  • org.apache.cayenne.access.DataContextObjectTrackingTest
  • org.apache.cayenne.access.DataContextQueryAction
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