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/*-
* ================================================================================
* ECOMP Portal
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property
* ================================================================================
* 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.openecomp.portalapp.portal.service;
import java.util.List;
import org.openecomp.portalapp.portal.domain.SharedContext;
/**
* Defines the methods exposed by the service that manages shared context
* objects in the database via Hibernate.
*/
public interface SharedContextService {
/**
* Gets all shared context objects for the specified context ID.
*
* @return List of SharedContext objects
*/
List<SharedContext> getSharedContexts(String contextId);
/**
* Gets the shared context with the specified context ID and key.
*
* @param contextId
* Context ID; usually a session ID
* @param key
* Key for the key-value pair
* @return Value found in the database, null if any parameter is null or no
* shared context exists with that context ID - key pair.
*/
SharedContext getSharedContext(String contextId, String key);
/**
* Creates a new shared context in the database with the specified context
* ID, key and value.
*
* @param context
* SharedContext object to save.
* @param key
* Key for the key-value pair.
* @param value
* Value for the key-value pair.
*/
void addSharedContext(String contextId, String key, String value);
/**
* Saves the specified shared context to the database.
*
* @param context
* SharedContext object to save.
*/
void saveSharedContext(SharedContext context);
/**
* Deletes the specified shared context from the database.
*
* @param context
* SharedContext object to delete.
*/
void deleteSharedContext(SharedContext context);
/**
* Deletes all shared contexts with the specified context ID.
*
* @param contextId
* Context ID; usually a session ID
* @return number of shared-context objects deleted
*/
int deleteSharedContexts(String contextId);
/**
* Deletes all shared contexts with a creation time that is older than the
* specified value.
*
* @param ageInSeconds
* Expiration threshold in seconds
*/
void expireSharedContexts(int ageInSeconds);
}
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