diff options
Diffstat (limited to 'src/main/java/org/traccar/storage/Storage.java')
-rw-r--r-- | src/main/java/org/traccar/storage/Storage.java | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/storage/Storage.java b/src/main/java/org/traccar/storage/Storage.java new file mode 100644 index 000000000..55f5c22c0 --- /dev/null +++ b/src/main/java/org/traccar/storage/Storage.java @@ -0,0 +1,53 @@ +/* + * Copyright 2022 Anton Tananaev (anton@traccar.org) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.traccar.storage; + +import org.traccar.model.BaseModel; +import org.traccar.model.Permission; +import org.traccar.storage.query.Request; + +import java.util.List; + +public abstract class Storage { + + public abstract <T> List<T> getObjects(Class<T> clazz, Request request) throws StorageException; + + public abstract <T> long addObject(T entity, Request request) throws StorageException; + + public abstract <T> void updateObject(T entity, Request request) throws StorageException; + + public abstract void removeObject(Class<?> clazz, Request request) throws StorageException; + + public abstract List<Permission> getPermissions( + Class<? extends BaseModel> ownerClass, long ownerId, + Class<? extends BaseModel> propertyClass, long propertyId) throws StorageException; + + public abstract void addPermission(Permission permission) throws StorageException; + + public abstract void removePermission(Permission permission) throws StorageException; + + public List<Permission> getPermissions( + Class<? extends BaseModel> ownerClass, + Class<? extends BaseModel> propertyClass) throws StorageException { + return getPermissions(ownerClass, 0, propertyClass, 0); + } + + public <T> T getObject(Class<T> clazz, Request request) throws StorageException { + var objects = getObjects(clazz, request); + return objects.isEmpty() ? null : objects.get(0); + } + +} |