UserProvidedServiceActivationPlugin.java

/**
 * Copyright (C) 2015 Orange
 * 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 com.francetelecom.clara.cloud.activation.plugin.cf;

import com.francetelecom.clara.cloud.activation.plugin.cf.domain.CFServiceActivationService;
import com.francetelecom.clara.cloud.activation.plugin.cf.domain.ServiceActivationStatus;
import com.francetelecom.clara.cloud.activation.plugin.cf.infrastructure.CfAdapter;
import com.francetelecom.clara.cloud.commons.NotFoundException;
import com.francetelecom.clara.cloud.commons.TechnicalException;
import com.francetelecom.clara.cloud.commons.tasks.Failure;
import com.francetelecom.clara.cloud.commons.tasks.TaskStatus;
import com.francetelecom.clara.cloud.coremodel.ActivationContext;
import com.francetelecom.clara.cloud.model.ModelItemRepository;
import com.francetelecom.clara.cloud.paas.activation.ActivationPlugin;
import com.francetelecom.clara.cloud.paas.activation.ActivationStepEnum;
import com.francetelecom.clara.cloud.techmodel.cf.UserProvidedServiceRepository;
import com.francetelecom.clara.cloud.techmodel.cf.services.userprovided.AbstractUserProvidedService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.util.Assert;

/**
 * Wraps the {@link CfAdapter} with TaskStatus expected
 */
@Service
public class UserProvidedServiceActivationPlugin extends ActivationPlugin<AbstractUserProvidedService> {

    private CFServiceActivationService cfServiceActivationService;

    private UserProvidedServiceRepository userProvidedServiceRepository;

    private static final Logger logger = LoggerFactory.getLogger(UserProvidedServiceActivationPlugin.class);


    @Autowired
    public UserProvidedServiceActivationPlugin(CFServiceActivationService cfServiceActivationService, ModelItemRepository modelItemRepository,
                                               UserProvidedServiceRepository userProvidedServiceRepository) {
        super();
        this.cfServiceActivationService = cfServiceActivationService;
        this.userProvidedServiceRepository = userProvidedServiceRepository;
        this.modelItemRepository = modelItemRepository;
    }

    @Override
    public boolean accept(Class<?> entityClass, ActivationStepEnum step) {
        return AbstractUserProvidedService.class.isAssignableFrom(entityClass) && (ActivationStepEnum.ACTIVATE.equals(step) || ActivationStepEnum.DELETE.equals(step));
    }

    @Override
    public TaskStatus activate(int entityId, Class<AbstractUserProvidedService> entityClass, ActivationContext context) throws NotFoundException {
        final AbstractUserProvidedService service;
        final ServiceActivationStatus status;
        try {
            service = userProvidedServiceRepository.findOne(entityId);
            Assert.notNull(service, "User Provided Service[" + entityId + "] does not exist.");
            status = cfServiceActivationService.activate(service);
            service.activate();
            userProvidedServiceRepository.save(service);
        } catch (Exception e) {
            String message = "Unable to activate User Provided Service. " + e.getMessage();
            logger.error(message, e);
            return new Failure(message);
        }
        return status;
    }

    @Override
    public TaskStatus delete(int entityId, Class<AbstractUserProvidedService> entityClass) throws NotFoundException {
        final AbstractUserProvidedService service;
        final ServiceActivationStatus status;
        try {
            service = userProvidedServiceRepository.findOne(entityId);
            Assert.notNull(service, "User Provided Service[" + entityId + "] does not exist.");
            status = cfServiceActivationService.delete(service);
            service.delete();
            userProvidedServiceRepository.save(service);
        } catch (Exception e) {
            String message = "unable to delete User Provided Service. " + e.getMessage();
            logger.error(message);
            return new Failure(message);
        }
        return status;
    }

    @Override
    public TaskStatus firststart(final AbstractUserProvidedService service) {
        return start(service);
    }

    @Override
    public TaskStatus giveCurrentTaskStatus(TaskStatus taskStatus) {
        throw new TechnicalException("should not be called. Task should already have been completed");
    }

}