Java tutorial
/* * Copyright (c) 2005-2011 Grameen Foundation USA * All rights reserved. * * 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. * * See also http://www.apache.org/licenses/LICENSE-2.0.html for an * explanation of the license and how it is applied. */ package org.mifos.accounts.struts.action; import static org.mifos.accounts.loan.util.helpers.LoanConstants.METHODCALLED; import java.util.ArrayList; import java.util.List; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.commons.lang.StringUtils; import org.apache.struts.action.ActionErrors; import org.apache.struts.action.ActionForm; import org.apache.struts.action.ActionForward; import org.apache.struts.action.ActionMapping; import org.mifos.accounts.business.AccountBO; import org.mifos.accounts.business.AccountPaymentEntity; import org.mifos.accounts.business.AccountStateEntity; import org.mifos.accounts.business.AccountStateFlagEntity; import org.mifos.accounts.business.service.AccountBusinessService; import org.mifos.accounts.loan.business.LoanBO; import org.mifos.accounts.savings.business.SavingsBO; import org.mifos.accounts.savings.util.helpers.SavingsConstants; import org.mifos.accounts.struts.actionforms.EditStatusActionForm; import org.mifos.accounts.util.helpers.AccountState; import org.mifos.accounts.util.helpers.AccountTypes; import org.mifos.application.master.MessageLookup; import org.mifos.application.questionnaire.struts.DefaultQuestionnaireServiceFacadeLocator; import org.mifos.application.questionnaire.struts.QuestionnaireFlowAdapter; import org.mifos.application.servicefacade.ApplicationContextProvider; import org.mifos.application.util.helpers.ActionForwards; import org.mifos.application.util.helpers.Methods; import org.mifos.customers.checklist.business.AccountCheckListBO; import org.mifos.dto.domain.AccountStatusDto; import org.mifos.dto.domain.AccountUpdateStatus; import org.mifos.framework.struts.action.BaseAction; import org.mifos.framework.util.helpers.CloseSession; import org.mifos.framework.util.helpers.Constants; import org.mifos.framework.util.helpers.DateUtils; import org.mifos.framework.util.helpers.SessionUtils; import org.mifos.framework.util.helpers.TransactionDemarcate; import org.mifos.security.util.UserContext; public class EditStatusAction extends BaseAction { private QuestionnaireFlowAdapter loanQuestionnaire; @TransactionDemarcate(joinToken = true) public ActionForward load(ActionMapping mapping, ActionForm form, HttpServletRequest request, @SuppressWarnings("unused") HttpServletResponse response) throws Exception { EditStatusActionForm actionForm = (EditStatusActionForm) form; actionForm.setSelectedItems(null); actionForm.setNotes(null); actionForm.setNewStatusId(null); actionForm.setFlagId(null); actionForm.setQuestionGroups(null); actionForm.setTransactionDate(DateUtils.makeDateAsSentFromBrowser()); request.getSession().removeAttribute(Constants.BUSINESS_KEY); UserContext userContext = getUserContext(request); Integer accountId = Integer.valueOf(actionForm.getAccountId()); AccountBO accountBO = new AccountBusinessService().getAccount(accountId); java.util.Date lastPaymentDate = new java.util.Date(0); AccountPaymentEntity lastPayment = accountBO.findMostRecentNonzeroPaymentByPaymentDate(); if (lastPayment != null) { lastPaymentDate = lastPayment.getPaymentDate(); } actionForm.setLastPaymentDate(lastPaymentDate); if (accountBO.isLoanAccount()) { // NOTE - not using dto values at present but available when ui is refactored away from jsp AccountStatusDto accountStatuses = this.loanAccountServiceFacade .retrieveAccountStatuses(accountId.longValue()); LoanBO loanAccount = this.loanDao.findById(accountId); EditStatusActionForm editStatusActionForm = (EditStatusActionForm) form; editStatusActionForm.setAccountTypeId(AccountTypes.LOAN_ACCOUNT.getValue().toString()); editStatusActionForm.setCurrentStatusId(loanAccount.getAccountState().getId().toString()); editStatusActionForm.setGlobalAccountNum(loanAccount.getGlobalAccountNum()); editStatusActionForm.setAccountName(loanAccount.getLoanOffering().getPrdOfferingName()); editStatusActionForm.setInput("loan"); } if (accountBO.isSavingsAccount()) { // NOTE - not using dto values at present but available when ui is refactored away from jsp AccountStatusDto accountStatuses = this.savingsServiceFacade .retrieveAccountStatuses(accountId.longValue()); SavingsBO savingsAccount = this.savingsDao.findById(accountId.longValue()); EditStatusActionForm editStatusActionForm = (EditStatusActionForm) form; editStatusActionForm.setAccountTypeId(AccountTypes.SAVINGS_ACCOUNT.getValue().toString()); editStatusActionForm.setCurrentStatusId(savingsAccount.getAccountState().getId().toString()); editStatusActionForm.setGlobalAccountNum(savingsAccount.getGlobalAccountNum()); editStatusActionForm.setAccountName(savingsAccount.getSavingsOffering().getPrdOfferingName()); editStatusActionForm.setInput("savings"); } List<AccountStateEntity> accountStatuses = new AccountBusinessService() .getStatusList(accountBO.getAccountState(), accountBO.getType(), userContext.getLocaleId()); for (AccountStateEntity customerStatusEntity : accountStatuses) { for (AccountStateFlagEntity flag : customerStatusEntity.getFlagSet()) { String statusMessageText = ApplicationContextProvider.getBean(MessageLookup.class) .lookup(flag.getLookUpValue().getPropertiesKey()); flag.setStatusFlagMessageText(statusMessageText); } } SessionUtils.setAttribute(Constants.BUSINESS_KEY, accountBO, request); SessionUtils.setCollectionAttribute(SavingsConstants.STATUS_LIST, accountStatuses, request); return mapping.findForward(ActionForwards.load_success.toString()); } @TransactionDemarcate(joinToken = true) public ActionForward preview(ActionMapping mapping, ActionForm form, HttpServletRequest request, @SuppressWarnings("unused") HttpServletResponse response) throws Exception { AccountBO accountBO = (AccountBO) SessionUtils.getAttribute(Constants.BUSINESS_KEY, request); EditStatusActionForm editStatusActionForm = (EditStatusActionForm) form; // FIXME - ElsieF - KEITHW - is checklist functionality being removed from application? List<AccountCheckListBO> checklist = new AccountBusinessService().getStatusChecklist( getShortValue(editStatusActionForm.getNewStatusId()), getShortValue(editStatusActionForm.getAccountTypeId())); SessionUtils.setCollectionAttribute(SavingsConstants.STATUS_CHECK_LIST, checklist, request); String newStatusId = editStatusActionForm.getNewStatusId(); String newStatusName = null; if (StringUtils.isNotBlank(editStatusActionForm.getNewStatusId())) { newStatusName = new AccountBusinessService().getStatusName( AccountState.fromShort(getShortValue(editStatusActionForm.getNewStatusId())), accountBO.getType()); } SessionUtils.setAttribute(SavingsConstants.NEW_STATUS_NAME, newStatusName, request); initializeLoanQuestionnaire(accountBO.getGlobalAccountNum(), newStatusId); if (loanApproved(newStatusId) || loanClosed(newStatusId)) { return loanQuestionnaire.fetchAppliedQuestions(mapping, editStatusActionForm, request, ActionForwards.preview_success); } return mapping.findForward(ActionForwards.preview_success.toString()); } private void initializeLoanQuestionnaire(String globalAccountNum, String newStatusId) { if (loanClosed(newStatusId)) { loanQuestionnaire = new QuestionnaireFlowAdapter("Close", "Loan", ActionForwards.preview_success, "loanAccountAction.do?method=get&globalAccountNum=" + globalAccountNum, new DefaultQuestionnaireServiceFacadeLocator()); } else { loanQuestionnaire = new QuestionnaireFlowAdapter("Approve", "Loan", ActionForwards.preview_success, "loanAccountAction.do?method=get&globalAccountNum=" + globalAccountNum, new DefaultQuestionnaireServiceFacadeLocator()); } } private boolean loanApproved(String newStatusId) { return AccountState.LOAN_APPROVED.getValue().toString().equals(newStatusId); } private boolean loanClosed(String newStatusId) { return AccountState.LOAN_CLOSED_RESCHEDULED.getValue().toString().equals(newStatusId) || AccountState.LOAN_CLOSED_WRITTEN_OFF.getValue().toString().equals(newStatusId); } @TransactionDemarcate(joinToken = true) public ActionForward previous(ActionMapping mapping, @SuppressWarnings("unused") ActionForm form, @SuppressWarnings("unused") HttpServletRequest request, @SuppressWarnings("unused") HttpServletResponse response) throws Exception { return mapping.findForward(ActionForwards.previous_success.toString()); } @TransactionDemarcate(validateAndResetToken = true) public ActionForward cancel(ActionMapping mapping, ActionForm form, @SuppressWarnings("unused") HttpServletRequest request, @SuppressWarnings("unused") HttpServletResponse response) throws Exception { return mapping.findForward(getDetailAccountPage(form)); } @TransactionDemarcate(validateAndResetToken = true) @CloseSession public ActionForward update(ActionMapping mapping, ActionForm form, HttpServletRequest request, @SuppressWarnings("unused") HttpServletResponse response) throws Exception { UserContext userContext = getUserContext(request); EditStatusActionForm editStatusActionForm = (EditStatusActionForm) form; Integer accountId = Integer.valueOf(editStatusActionForm.getAccountId()); AccountBO accountBO = new AccountBusinessService().getAccount(accountId); Short flagId = null; Short newStatusId = null; String updateComment = editStatusActionForm.getNotes(); if (StringUtils.isNotBlank(editStatusActionForm.getFlagId())) { flagId = getShortValue(editStatusActionForm.getFlagId()); } if (StringUtils.isNotBlank(editStatusActionForm.getNewStatusId())) { newStatusId = getShortValue(editStatusActionForm.getNewStatusId()); } checkPermission(accountBO, getUserContext(request), newStatusId, flagId); if (accountBO.isLoanAccount()) { initializeLoanQuestionnaire(accountBO.getGlobalAccountNum(), newStatusId != null ? newStatusId.toString() : null); loanQuestionnaire.saveResponses(request, editStatusActionForm, accountId); //GLIM List<LoanBO> individualLoans = this.loanDao.findIndividualLoans(accountId); List<AccountUpdateStatus> updateStatus = new ArrayList<AccountUpdateStatus>(individualLoans.size() + 1); updateStatus.add(new AccountUpdateStatus(accountId.longValue(), newStatusId, flagId, updateComment)); for (LoanBO individual : individualLoans) { updateStatus.add(new AccountUpdateStatus(individual.getAccountId().longValue(), newStatusId, flagId, updateComment)); } this.loanAccountServiceFacade.updateSeveralLoanAccountStatuses(updateStatus, editStatusActionForm.getTransactionDateValue(userContext.getPreferredLocale())); return mapping.findForward(ActionForwards.loan_detail_page.toString()); } if (accountBO.isSavingsAccount()) { AccountUpdateStatus updateStatus = new AccountUpdateStatus(accountId.longValue(), newStatusId, flagId, updateComment); this.savingsServiceFacade.updateSavingsAccountStatus(updateStatus); return mapping.findForward(ActionForwards.savings_details_page.toString()); } // nothing but loan of savings account should be detected. customer account status change goes through separate action. return null; } @TransactionDemarcate(joinToken = true) public ActionForward validate(ActionMapping mapping, ActionForm form, HttpServletRequest request, @SuppressWarnings("unused") HttpServletResponse response) throws Exception { String method = (String) request.getAttribute(SavingsConstants.METHODCALLED); String forward = null; if (method != null) { if (method.equals(Methods.preview.toString())) { forward = ActionForwards.preview_failure.toString(); } else if (method.equals(Methods.load.toString())) { forward = getDetailAccountPage(form); } else if (method.equals(Methods.update.toString())) { forward = ActionForwards.update_failure.toString(); } } return mapping.findForward(forward); } @TransactionDemarcate(joinToken = true) public ActionForward captureQuestionResponses(final ActionMapping mapping, final ActionForm form, final HttpServletRequest request, @SuppressWarnings("unused") final HttpServletResponse response) throws Exception { request.setAttribute(METHODCALLED, "captureQuestionResponses"); ActionErrors errors = loanQuestionnaire.validateResponses(request, (EditStatusActionForm) form); if (errors != null && !errors.isEmpty()) { addErrors(request, errors); return mapping.findForward(ActionForwards.captureQuestionResponses.toString()); } return loanQuestionnaire.rejoinFlow(mapping); } @TransactionDemarcate(joinToken = true) public ActionForward editQuestionResponses(final ActionMapping mapping, final ActionForm form, final HttpServletRequest request, @SuppressWarnings("unused") final HttpServletResponse response) throws Exception { request.setAttribute(METHODCALLED, "editQuestionResponses"); return loanQuestionnaire.editResponses(mapping, request, (EditStatusActionForm) form); } private String getDetailAccountPage(ActionForm form) { EditStatusActionForm editStatusActionForm = (EditStatusActionForm) form; String input = editStatusActionForm.getInput(); String forward = null; if (input.equals("loan")) { forward = ActionForwards.loan_detail_page.toString(); } else if (input.equals("savings")) { forward = ActionForwards.savings_details_page.toString(); } return forward; } private void checkPermission(AccountBO accountBO, UserContext userContext, Short newStatusId, Short flagId) throws Exception { if (null != accountBO.getPersonnel()) { new AccountBusinessService().checkPermissionForStatusChange(newStatusId, userContext, flagId, accountBO.getOffice().getOfficeId(), accountBO.getPersonnel().getPersonnelId()); } else { new AccountBusinessService().checkPermissionForStatusChange(newStatusId, userContext, flagId, accountBO.getOffice().getOfficeId(), userContext.getId()); } } }