Examples with ObjRelationship org.apache.cayenne.map.ObjRelationship used on opensource projects

Example 81 with ObjRelationship

use of org.apache.cayenne.map.ObjRelationship in project cayenne by apache.

the class RemoveRelationshipAction method removeObjRelationships.

public void removeObjRelationships(ObjEntity entity, ObjRelationship[] rels) {
    ProjectController mediator = getProjectController();
    for (ObjRelationship rel : rels) {
        entity.removeRelationship(rel.getName());
        RelationshipEvent e = new RelationshipEvent(Application.getFrame(), rel, entity, MapEvent.REMOVE);
        mediator.fireObjRelationshipEvent(e);
    }
}

Example 82 with ObjRelationship

use of org.apache.cayenne.map.ObjRelationship in project cayenne by apache.

the class CreateRelationshipAction method performAction.

/**
 * @see org.apache.cayenne.modeler.util.CayenneAction#performAction(ActionEvent)
 */
@Override
public void performAction(ActionEvent e) {
    ObjEntity objEnt = getProjectController().getCurrentObjEntity();
    if (objEnt != null) {
        ObjRelationship rel = new ObjRelationship();
        rel.setName(NameBuilder.builder(rel, objEnt).name());
        createObjRelationship(objEnt, rel);
        application.getUndoManager().addEdit(new CreateRelationshipUndoableEdit(objEnt, new ObjRelationship[] { rel }));
    } else {
        DbEntity dbEnt = getProjectController().getCurrentDbEntity();
        if (dbEnt != null) {
            DbRelationship rel = new DbRelationship();
            rel.setName(NameBuilder.builder(rel, dbEnt).name());
            createDbRelationship(dbEnt, rel);
            application.getUndoManager().addEdit(new CreateRelationshipUndoableEdit(dbEnt, new DbRelationship[] { rel }));
        }
    }
}

Example 83 with ObjRelationship

use of org.apache.cayenne.map.ObjRelationship in project cayenne by apache.

the class ProjectUtil method clearDbMapping.

/**
 * Clears all the mapping between this obj entity and its current db entity. Clears
 * mapping between entities, attributes and relationships.
 */
public static void clearDbMapping(ObjEntity entity) {
    DbEntity db_entity = entity.getDbEntity();
    if (db_entity == null) {
        return;
    }
    for (ObjAttribute objAttr : entity.getAttributeMap().values()) {
        DbAttribute dbAttr = objAttr.getDbAttribute();
        if (null != dbAttr) {
            objAttr.setDbAttributePath(null);
        }
    }
    for (ObjRelationship obj_rel : entity.getRelationships()) {
        obj_rel.clearDbRelationships();
    }
    entity.setDbEntity(null);
}

Example 84 with ObjRelationship

use of org.apache.cayenne.map.ObjRelationship in project cayenne by apache.

the class EOQuery method initBindings.

private void initBindings(Map bindings, Entity entity, Map qualifier) {
    if (qualifier == null) {
        return;
    }
    if ("EOKeyValueQualifier".equals(qualifier.get("class"))) {
        String key = (String) qualifier.get("key");
        if (key == null) {
            return;
        }
        Object value = qualifier.get("value");
        if (!(value instanceof Map)) {
            return;
        }
        Map valueMap = (Map) value;
        if (!"EOQualifierVariable".equals(valueMap.get("class")) || !valueMap.containsKey("_key")) {
            return;
        }
        String name = (String) valueMap.get("_key");
        String className = null;
        // so we will use Object type for all DB path...
        try {
            Object lastObject = new ASTObjPath(key).evaluate(entity);
            if (lastObject instanceof ObjAttribute) {
                className = ((ObjAttribute) lastObject).getType();
            } else if (lastObject instanceof ObjRelationship) {
                ObjEntity target = ((ObjRelationship) lastObject).getTargetEntity();
                if (target != null) {
                    className = target.getClassName();
                }
            }
        } catch (ExpressionException ex) {
            className = "java.lang.Object";
        }
        if (className == null) {
            className = "java.lang.Object";
        }
        bindings.put(name, className);
        return;
    }
    List children = (List) qualifier.get("qualifiers");
    if (children != null) {
        Iterator it = children.iterator();
        while (it.hasNext()) {
            initBindings(bindings, entity, (Map) it.next());
        }
    }
}