/*
 *  Copyright (c) 2005-2009, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
 *
 *  WSO2 Inc. licenses this file to you 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.wso2.micro.core.context;

/**
 * Represents a task that will be run when a tenant is unloaded.
 */
public interface UnloadTenantTask<T> {

    /**
     * The method that will be called by an implementation when registering an item for which this
     * task would be run for a given tenant.
     *
     * @param tenantId     the tenant's identifier.
     * @param registration the object that needs unloading.
     */
    void register(int tenantId, T registration);

    /**
     * The method that will be called by the runtime when a tenant is unloaded.
     *
     * @param tenantId the tenant's identifier.
     */
    void cleanup(int tenantId);

}
