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Butor Framework is a framework that enables fast and easy creation of HTTP services. (asynchronous and synchronous). It consists of several modules for different layers, such as data access, services, JSON serialization and test utilities. It sits on top of popular and proven libraries such as Google Guava and Spring. The project is released under APL 2.0 This project is an authentication module (Model).

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package org.butor.dbauth.model;

import java.util.List;

import org.butor.auth.common.AuthMessageID;
import org.butor.auth.common.SecurityConstants;
import org.butor.auth.common.firm.Firm;
import org.butor.auth.common.firm.FirmKey;
import org.butor.auth.common.firm.FirmServices;
import org.butor.auth.common.firm.FirmWithAccessMode;
import org.butor.auth.common.firm.ListFirmCriteria;
import org.butor.auth.common.user.ListUserCriteria;
import org.butor.auth.common.user.User;
import org.butor.auth.dao.FirmDao;
import org.butor.auth.dao.UserDao;
import org.butor.json.CommonRequestArgs;
import org.butor.json.service.Context;
import org.butor.json.service.ResponseHandler;
import org.butor.json.service.ResponseHandlerHelper;
import org.butor.utils.AccessMode;
import org.butor.utils.ApplicationException;
import org.butor.utils.CommonMessageID;
import org.springframework.transaction.annotation.Transactional;

import com.google.common.base.Strings;

public class FirmModel implements FirmServices {
	private FirmDao firmDao;
	private UserDao userDao;
	
	@Override
	public void listFirm(Context ctx, ListFirmCriteria crit) {
		ResponseHandler rh = ctx.getResponseHandler();
		CommonRequestArgs cra = ctx.getRequest();
		List list = firmDao.listFirm(crit, cra);
		ResponseHandlerHelper.addList(list, rh);
	}

	@Override
	public void readFirm(Context ctx, long firmId, String sys, String func, AccessMode mode) {
		ResponseHandler rh = ctx.getResponseHandler();
		CommonRequestArgs cra = ctx.getRequest();
		Firm firm = firmDao.readFirm(firmId, sys, func, mode, cra);
		if (firm == null) {
			rh.addMessage(CommonMessageID.NOT_FOUND.getMessage());
			return;
		}
		rh.addRow(firm);
	}

	@Override
	@Transactional
	public void insertFirm(Context ctx, Firm firm) {
		ResponseHandler rh = ctx.getResponseHandler();
		if (Strings.isNullOrEmpty(firm.getFirmName())) {
			rh.addMessage(CommonMessageID.MISSING_ARG.getMessage("Name"));
			return;
		}
		CommonRequestArgs cra = ctx.getRequest();
		FirmKey ck = firmDao.insertFirm(firm, cra);
		if (ck == null) {
			rh.addMessage(CommonMessageID.SERVICE_FAILURE.getMessage());
			return;
		}
		rh.addRow(ck);
	}

	@Override
	@Transactional
	public void updateFirm(Context ctx, Firm firm) {
		ResponseHandler rh = ctx.getResponseHandler();
		if (Strings.isNullOrEmpty(firm.getFirmName())) {
			rh.addMessage(CommonMessageID.MISSING_ARG.getMessage("Name"));
			return;
		}
		CommonRequestArgs cra = ctx.getRequest();
		FirmKey ck = firmDao.updateFirm(firm, cra);
		if (ck == null) {
			rh.addMessage(CommonMessageID.NOT_FOUND.getMessage());
			return;
		}
		rh.addRow(ck);
	}

	@Override
	@Transactional
	public void deleteFirm(Context ctx, FirmKey firmKey) {
		CommonRequestArgs cra = ctx.getRequest();
		Firm firm = firmDao.readFirm(firmKey.getFirmId(), SecurityConstants.SYSTEM_ID, SecurityConstants.SEC_FUNC_FIRMS, AccessMode.READ, cra);
		if (firm == null) {
			ApplicationException.exception(AuthMessageID.FIRM_NOT_FOUND.getMessage());
		}
		if (firm.isActive()) {
			ApplicationException.exception(AuthMessageID.FIRM_SHOULD_BE_INACTIVE_TO_BE_DELETED.getMessage());
		}
		ListUserCriteria crit = new ListUserCriteria();
		crit.setFirmId(firm.getFirmId());
		List users = userDao.listUser(crit, null, cra);
		if (users.size()>0) {
			ApplicationException.exception(AuthMessageID.FIRM_SHOULD_NOT_HAVE_USERS_TO_BE_DELETED.getMessage());
		}
		firmDao.deleteFirm(firmKey, cra);
	}

	public void setFirmDao(FirmDao firmDao) {
		this.firmDao = firmDao;
	}

	public void setUserDao(UserDao userDao) {
		this.userDao = userDao;
	}

}