Examples of PkGenerator

Examples of org.apache.cayenne.dba.PkGenerator

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        DbEntity entity = descriptor.getDbEntity();

        DataNode node = parent.getDomain().lookupDataNode(entity.getDataMap());
        boolean supportsGeneratedKeys = node.getAdapter().supportsGeneratedKeys();

        PkGenerator pkGenerator = node.getAdapter().getPkGenerator();

        for (Persistent object : objects) {
            ObjectId id = object.getObjectId();
            if (id == null || !id.isTemporary()) {
                continue;
            }

            // modify replacement id directly...
            Map<String, Object> idMap = id.getReplacementIdMap();

            boolean autoPkDone = false;

            for (DbAttribute dbAttr : entity.getPrimaryKeys()) {
                String dbAttrName = dbAttr.getName();

                if (idMap.containsKey(dbAttrName)) {
                    continue;
                }

                // handle meaningful PK
                ObjAttribute objAttr = objEntity.getAttributeForDbAttribute(dbAttr);
                if (objAttr != null) {

                    Object value = descriptor.getClassDescriptor().getProperty(
                            objAttr.getName()).readPropertyDirectly(object);

                    if (value != null) {
                        Class<?> javaClass = objAttr.getJavaClass();
                        if (javaClass.isPrimitive()
                                && value instanceof Number
                                && ((Number) value).intValue() == 0) {
                            // primitive 0 has to be treated as NULL, or otherwise we
                            // can't generate PK for POJO's
                        }
                        else {

                            idMap.put(dbAttrName, value);
                            continue;
                        }
                    }
                }

                // skip db-generated
                if (supportsGeneratedKeys && dbAttr.isGenerated()) {
                    continue;
                }

                // skip propagated
                if (isPropagated(dbAttr)) {
                    continue;
                }

                // only a single key can be generated from DB... if this is done already
                // in this loop, we must bail out.
                if (autoPkDone) {
                    throw new CayenneRuntimeException(
                            "Primary Key autogeneration only works for a single attribute.");
                }

                // finally, use database generation mechanism
                try {
                    Object pkValue = pkGenerator.generatePk(node, dbAttr);
                    idMap.put(dbAttrName, pkValue);
                    autoPkDone = true;
                }
                catch (Exception ex) {
                    throw new CayenneRuntimeException("Error generating PK: "
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Examples of org.apache.cayenne.dba.PkGenerator

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                        "Primary Key autogeneration only works for a single attribute.");
            }

            // finally, use database generation mechanism
            try {
                PkGenerator pkGenerator = node.getAdapter().getPkGenerator();
                Object pkValue = pkGenerator.generatePk(node, dbAttr);
                snapshot.put(dbAttrName, pkValue);
                autoPkDone = true;
            }
            catch (Exception ex) {
                throw new CayenneRuntimeException("Error generating PK: "
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Examples of org.apache.cayenne.dba.PkGenerator

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        DbEntity entity = descriptor.getDbEntity();

        DataNode node = parent.getDomain().lookupDataNode(entity.getDataMap());
        boolean supportsGeneratedKeys = node.getAdapter().supportsGeneratedKeys();

        PkGenerator pkGenerator = node.getAdapter().getPkGenerator();

        for (Persistent object : objects) {
            ObjectId id = object.getObjectId();
            if (id == null || !id.isTemporary()) {
                continue;
            }

            // modify replacement id directly...
            Map<String, Object> idMap = id.getReplacementIdMap();

            boolean autoPkDone = false;

            for (DbAttribute dbAttr : entity.getPrimaryKeys()) {
                String dbAttrName = dbAttr.getName();

                if (idMap.containsKey(dbAttrName)) {
                    continue;
                }

                // handle meaningful PK
                ObjAttribute objAttr = objEntity.getAttributeForDbAttribute(dbAttr);
                if (objAttr != null) {

                    Object value = descriptor.getClassDescriptor().getProperty(
                            objAttr.getName()).readPropertyDirectly(object);

                    if (value != null) {
                        Class<?> javaClass = objAttr.getJavaClass();
                        if (javaClass.isPrimitive()
                                && value instanceof Number
                                && ((Number) value).intValue() == 0) {
                            // primitive 0 has to be treated as NULL, or otherwise we
                            // can't generate PK for POJO's
                        }
                        else {

                            idMap.put(dbAttrName, value);
                            continue;
                        }
                    }
                }

                // skip db-generated
                if (supportsGeneratedKeys && dbAttr.isGenerated()) {
                    continue;
                }

                // skip propagated
                if (isPropagated(dbAttr)) {
                    continue;
                }

                // only a single key can be generated from DB... if this is done already
                // in this loop, we must bail out.
                if (autoPkDone) {
                    throw new CayenneRuntimeException(
                            "Primary Key autogeneration only works for a single attribute.");
                }

                // finally, use database generation mechanism
                try {
                    Object pkValue = pkGenerator.generatePk(node, dbAttr);
                    idMap.put(dbAttrName, pkValue);
                    autoPkDone = true;
                }
                catch (Exception ex) {
                    throw new CayenneRuntimeException("Error generating PK: "
View Full Code Here

Examples of org.apache.cayenne.dba.PkGenerator

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    public void testCommitChangesError() {
        DataContext context = createDataContext();

        // setup mockup PK generator that will blow on PK request
        // to emulate an exception
        PkGenerator newGenerator = new JdbcPkGenerator() {

            @Override
            public Object generatePkForDbEntity(DataNode node, DbEntity ent)
                    throws Exception {
                throw new CayenneRuntimeException("Synthetic error....");
            }

            @Override
            public Object generatePk(DataNode node, DbAttribute pk)
                    throws Exception {
                throw new CayenneRuntimeException("Synthetic error....");
            }
        };

        PkGenerator oldGenerator = getNode().getAdapter().getPkGenerator();
        JdbcAdapter adapter = (JdbcAdapter) getNode().getAdapter();

        adapter.setPkGenerator(newGenerator);
        try {
            Artist newArtist = context.newObject(Artist.class);
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Examples of org.apache.cayenne.dba.PkGenerator

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                        "Primary Key autogeneration only works for a single attribute.");
            }

            // finally, use database generation mechanism
            try {
                PkGenerator pkGenerator = node.getAdapter().getPkGenerator();
                Object pkValue = pkGenerator.generatePkForDbEntity(node, joinEntity);
                snapshot.put(dbAttrName, pkValue);
                autoPkDone = true;
            }
            catch (Exception ex) {
                throw new CayenneRuntimeException("Error generating PK: "
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Examples of org.apache.cayenne.dba.PkGenerator

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        if (generatedPks.isEmpty()) {
            return;
        }

        PkGenerator pkGenerator = node.getAdapter().getPkGenerator();

        Iterator i = dataObjects.iterator();
        while (i.hasNext()) {

            DataObject object = (DataObject) i.next();
            ObjectId id = object.getObjectId();
            if (id == null || !id.isTemporary()) {
                continue;
            }

            // modify replacement id directly...
            Map idMap = id.getReplacementIdMap();

            boolean autoPkDone = false;
            Iterator it = generatedPks.iterator();
            while (it.hasNext()) {
                DbAttribute dbAttr = (DbAttribute) it.next();
                String dbAttrName = dbAttr.getName();

                if (idMap.containsKey(dbAttrName)) {
                    continue;
                }

                // handle meaningful PK
                ObjAttribute objAttr = objEntity.getAttributeForDbAttribute(dbAttr);
                if (objAttr != null) {
                    idMap.put(dbAttrName, object.readPropertyDirectly(objAttr.getName()));
                    continue;
                }

                // only a single key can be generated from DB... if this is done already
                // in this loop, we must bail out.
                if (autoPkDone) {
                    throw new CayenneRuntimeException(
                            "Primary Key autogeneration only works for a single attribute.");
                }

                // finally, use database generation mechanism
                try {
                    Object pkValue = pkGenerator.generatePkForDbEntity(node, dbEntity);
                    idMap.put(dbAttrName, pkValue);
                    autoPkDone = true;
                }
                catch (Exception ex) {
                    throw new CayenneRuntimeException("Error generating PK: "
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Examples of org.apache.cayenne.dba.PkGenerator

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            // build constraints
            createConstraints.put(name, createConstraintsQueries(dbe));
        }

        PkGenerator pkGenerator = adapter.getPkGenerator();
        dropPK = pkGenerator.dropAutoPkStatements(dbEntitiesRequiringAutoPK);
        createPK = pkGenerator.createAutoPkStatements(dbEntitiesRequiringAutoPK);
    }
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Examples of org.apache.cayenne.dba.PkGenerator

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        ObjEntity objEntity = descriptor.getEntity();
        DbEntity dbEntity = objEntity.getDbEntity();
        DataNode node = parent.getDomain().lookupDataNode(dbEntity.getDataMap());
        boolean supportsGeneratedKeys = node.getAdapter().supportsGeneratedKeys();
       
        PkGenerator pkGenerator = node.getAdapter().getPkGenerator();

        Iterator i = dataObjects.iterator();
        while (i.hasNext()) {

            Persistent object = (Persistent) i.next();
            ObjectId id = object.getObjectId();
            if (id == null || !id.isTemporary()) {
                continue;
            }

            // modify replacement id directly...
            Map idMap = id.getReplacementIdMap();

            boolean autoPkDone = false;
            Iterator it = dbEntity.getPrimaryKey().iterator();
            while (it.hasNext()) {
                DbAttribute dbAttr = (DbAttribute) it.next();
                String dbAttrName = dbAttr.getName();

                if (idMap.containsKey(dbAttrName)) {
                    continue;
                }

                // handle meaningful PK
                ObjAttribute objAttr = objEntity.getAttributeForDbAttribute(dbAttr);
                if (objAttr != null) {

                    Object value = descriptor
                            .getProperty(objAttr.getName())
                            .readPropertyDirectly(object);

                    if (value != null) {
                        Class javaClass = objAttr.getJavaClass();
                        if (javaClass.isPrimitive()
                                && value instanceof Number
                                && ((Number) value).intValue() == 0) {
                            // primitive 0 has to be treated as NULL, or otherwise we
                            // can't generate PK for POJO's
                        }
                        else {

                            idMap.put(dbAttrName, value);
                            continue;
                        }
                    }
                }
               
                // skip db-generated
                if (supportsGeneratedKeys && dbAttr.isGenerated()) {
                    continue;
                }

                // skip propagated
                if (isPropagated(dbAttr)) {
                    continue;
                }
               
                // only a single key can be generated from DB... if this is done already
                // in this loop, we must bail out.
                if (autoPkDone) {
                    throw new CayenneRuntimeException(
                            "Primary Key autogeneration only works for a single attribute.");
                }

                // finally, use database generation mechanism
                try {
                    Object pkValue = pkGenerator.generatePkForDbEntity(node, dbEntity);
                    idMap.put(dbAttrName, pkValue);
                    autoPkDone = true;
                }
                catch (Exception ex) {
                    throw new CayenneRuntimeException("Error generating PK: "
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Examples of org.apache.cayenne.dba.PkGenerator

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            if (supportsFK) {
                createFK.put(name, createFkConstraintsQueries(dbe));
            }
        }

        PkGenerator pkGenerator = adapter.getPkGenerator();
        dropPK = pkGenerator.dropAutoPkStatements(dbEntitiesRequiringAutoPK);
        createPK = pkGenerator.createAutoPkStatements(dbEntitiesRequiringAutoPK);
    }
View Full Code Here

Examples of org.apache.cayenne.dba.PkGenerator

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        if (owner == null) {
            throw new CayenneRuntimeException(
                    "No suitable DataNode to handle primary key generation.");
        }

        PkGenerator pkGenerator = owner.getAdapter().getPkGenerator();
        boolean supportsGeneratedKeys = owner.getAdapter().supportsGeneratedKeys();
        List pkAttributes = dbEntity.getPrimaryKey();

        boolean pkFromMaster = true;
        Iterator i = dataObjects.iterator();
        while (i.hasNext()) {

            DataObject object = (DataObject) i.next();
            ObjectId id = object.getObjectId();
            if (id == null || !id.isTemporary()) {
                continue;
            }

            // modify replacement id directly...
            Map idMap = id.getReplacementIdMap();

            // first get values delivered via relationships
            if (pkFromMaster) {
                pkFromMaster = appendPkFromMasterRelationships(
                        idMap,
                        object,
                        objEntity,
                        dbEntity,
                        supportsGeneratedKeys);
            }

            boolean autoPkDone = false;
            Iterator it = pkAttributes.iterator();
            while (it.hasNext()) {
                DbAttribute dbAttr = (DbAttribute) it.next();
                String dbAttrName = dbAttr.getName();

                if (idMap.containsKey(dbAttrName)) {
                    continue;
                }

                // put a "null" for generated key, so that potential dependent objects
                // could record a change in their snapshot
                if (supportsGeneratedKeys && dbAttr.isGenerated()) {
                    idMap.put(dbAttrName, null);
                    continue;
                }

                ObjAttribute objAttr = objEntity.getAttributeForDbAttribute(dbAttr);
                if (objAttr != null) {
                    idMap.put(dbAttrName, object.readPropertyDirectly(objAttr.getName()));
                    continue;
                }

                // only a single key can be generated from DB... if this is done already
                // in this loop, we must bail out.
                if (autoPkDone) {
                    throw new CayenneException(
                            "Primary Key autogeneration only works for a single attribute.");
                }

                // finally, use database generation mechanism
                try {
                    Object pkValue = pkGenerator.generatePkForDbEntity(owner, dbEntity);
                    idMap.put(dbAttrName, pkValue);
                    autoPkDone = true;
                }
                catch (Exception ex) {
                    throw new CayenneException(
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