org.statefulj.demo.ddd.account.application.AccountController.java Source code

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Here is the source code for org.statefulj.demo.ddd.account.application.AccountController.java

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/***
 * 
 * Copyright 2014 Andrew Hall
 *
 * 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.statefulj.demo.ddd.account.application;

import javax.annotation.Resource;

import org.springframework.security.access.prepost.PreAuthorize;
import org.springframework.web.servlet.ModelAndView;
import org.statefulj.demo.ddd.account.domain.Account;
import org.statefulj.demo.ddd.account.domain.AccountApplicationResponseEvent;
import org.statefulj.demo.ddd.account.domain.AccountService;
import org.statefulj.demo.ddd.account.domain.ApplicationForm;
import org.statefulj.demo.ddd.customer.domain.Customer;
import org.statefulj.demo.ddd.customer.domain.CustomerSessionService;
import org.statefulj.framework.core.annotations.StatefulController;
import org.statefulj.framework.core.annotations.Transition;

import static org.statefulj.demo.ddd.account.application.AccountApplicationRules.*;
import static org.statefulj.demo.ddd.account.domain.Account.*;

@StatefulController(value = AccountController.BEAN_ID, clazz = Account.class, startState = NON_EXISTENT, finderId = AccountService.ID, factoryId = AccountService.ID)
public class AccountController {

    public static final String BEAN_ID = "accountApplication";

    // Events
    //
    static final String ACCOUNT_APPROVED_EVENT = "camel:" + ACCOUNT_APPROVED;
    static final String ACCOUNT_REJECTED_EVENT = "camel:" + ACCOUNT_REJECTED;
    static final String ACCOUNT_APPLICATION_EVENT = "springmvc:post:/accounts";
    static final String ACCOUNT_DISPLAY_EVENT = "springmvc:/accounts/{id}";

    @Resource
    private CustomerSessionService customerSessionService;

    @Resource
    private AccountApplicationService accountApplicationService;

    @Transition(event = ACCOUNT_APPLICATION_EVENT)
    public String applyForAccount(Account account, String event, ApplicationForm form) {
        Customer customer = customerSessionService.findLoggedInCustomer();
        accountApplicationService.applyForAccount(account, customer.getCustomerId(), form);
        return "redirect:/customer";
    }

    @Transition(event = ACCOUNT_APPROVED_EVENT)
    public void accountApproved(Account account, String event, AccountApplicationResponseEvent response) {
        account.approve(response);
    }

    @Transition(event = ACCOUNT_REJECTED_EVENT)
    public void accountRejected(Account account, String event, AccountApplicationResponseEvent response) {
        account.reject(response);
    }

    // Make sure that only the owner can access the account
    //
    @Transition(event = ACCOUNT_DISPLAY_EVENT)
    @PreAuthorize("#account.customerId.id == principal.customerId.id")
    public ModelAndView displayAccount(Account account, String event) {
        ModelAndView mv = new ModelAndView("account");
        mv.addObject("account", account);
        return mv;
    }
}