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/*
* 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);
}
}
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