/*
* FinTP - Financial Transactions Processing Application
* Copyright (C) 2013 Business Information Systems (Allevo) S.R.L.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>
* or contact Allevo at : 031281 Bucuresti, 23C Calea Vitan, Romania,
* phone +40212554577, office@allevo.ro <mailto:office@allevo.ro>, www.allevo.ro.
*/
/**
*
*/
package ro.allevo.fintpws.resources;
import java.math.BigDecimal;
import javax.persistence.EntityManager;
import javax.persistence.EntityNotFoundException;
import javax.persistence.RollbackException;
import javax.persistence.TypedQuery;
import javax.ws.rs.Consumes;
import javax.ws.rs.DELETE;
import javax.ws.rs.GET;
import javax.ws.rs.PUT;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.UriInfo;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codehaus.jettison.json.JSONException;
import org.codehaus.jettison.json.JSONObject;
import ro.allevo.fintpws.exceptions.ApplicationJsonException;
import ro.allevo.fintpws.model.QueueActionEntity;
import ro.allevo.fintpws.util.JsonResponseWrapper;
/**
* @author anda
* @version $Revision: 1.0 $
*/
public class QueueActionResource {
/**
* Field logger
*/
private static final Logger logger = LogManager
.getLogger(QueueActionResource.class);
/**
* Field ERROR_MESSAGE_GET_QUEUE_ACTION. (value is ""Error returning queue
* action : "")
*/
static final String ERROR_MESSAGE_GET_QUEUE_ACTION = "Error returning queue action : ";
/**
* Field ERROR_MESSAGE_PUT_QUEUE_ACTION. (value is ""Error updating queue
* action : "")
*/
static final String ERROR_MESSAGE_PUT_QUEUE_ACTION = "Error updating queue action : ";
/**
* Field ERROR_MESSAGE_QUEUE_ACTION_NOT_FOUND. (value is ""Queue action with
* name [%s] not found"")
*/
static final String ERROR_MESSAGE_QUEUE_ACTION_NOT_FOUND = "Queue action with action [%s] not found";
/**
* Field ERROR_REASON_JSON. (value is ""json"")
*/
static final String ERROR_REASON_JSON = "json";
/**
* Field ERROR_REASON_NUMBER_FORMAT. (value is ""number format"")
*/
static final String ERROR_REASON_NUMBER_FORMAT = "number format";
/**
* Field ERROR_REASON_CONFLICT. (value is ""conflict"")
*/
static final String ERROR_REASON_CONFLICT = "conflict";
/**
* Field ERROR_REASON_ROLLBACK. (value is ""rollback"")
*/
static final String ERROR_REASON_ROLLBACK = "rollback";
/**
* Field ERROR_REASON_PARSE. (value is ""parse"")
*/
static final String ERROR_REASON_PARSE = "parse";
/**
* Field uriInfo
*/
private UriInfo uriInfo;
/**
* Field entityManagerConfig.
*/
private EntityManager entityManagerConfig;
/**
* the JPA entity
*/
private QueueActionEntity queueActionEntity;
/**
* default constructor
*/
public QueueActionResource() {
}
/**
* action
*/
private String action;
/**
* Constructor for QueueActionResourse.
*
* @param uriInfo
* UriInfo
* @param entityManagerConfig
* EntityManager
* @param action
* String
*/
public QueueActionResource(UriInfo uriInfo,
EntityManager entityManagerConfig, String action) {
this.uriInfo = uriInfo;
this.entityManagerConfig = entityManagerConfig;
this.action = action;
queueActionEntity = null;
queueActionEntity = findByAction(entityManagerConfig, action);
}
/**
*
* @param entityManager
* EntityManager
* @param action
* String
* @return QueueActionEntity
*/
public static QueueActionEntity findByAction(EntityManager entityManager,
String action) {
final TypedQuery<QueueActionEntity> query = entityManager
.createNamedQuery("QueueActionEntity.findByAction",
QueueActionEntity.class);
final java.util.List<QueueActionEntity> results = query.setParameter(
"action", action).getResultList();
if (!results.isEmpty()) {
return results.get(0);
}
return null;
}
/**
* GET Method : returns an application/json formatted queue action
*
* @return JSONObject the queeu action
*/
@GET
@Produces(MediaType.APPLICATION_JSON)
public JSONObject getQueueAction() {
if (null == queueActionEntity) {
logger.error(String.format(ERROR_MESSAGE_QUEUE_ACTION_NOT_FOUND,
action));
throw new EntityNotFoundException(String.format(
ERROR_MESSAGE_QUEUE_ACTION_NOT_FOUND, action));
}
try {
return QueueActionResource.asJson(queueActionEntity,
uriInfo.getPath());
} catch (JSONException je) {
logger.error(ERROR_MESSAGE_GET_QUEUE_ACTION + ERROR_REASON_JSON, je);
throw new ApplicationJsonException(je,
ERROR_MESSAGE_GET_QUEUE_ACTION + ERROR_REASON_JSON,
Response.Status.INTERNAL_SERVER_ERROR.getStatusCode());
}
}
/**
* PUT method: updates the queue action
*
* @param jsonEntity
* JSONObject the queue action holding new values
* @return Response
*/
@PUT
@Consumes(MediaType.APPLICATION_JSON)
public Response updateQueueAction(JSONObject jsonEntity) {
if (null == queueActionEntity) {
logger.error(String.format(ERROR_MESSAGE_QUEUE_ACTION_NOT_FOUND,
action));
throw new EntityNotFoundException(String.format(
ERROR_MESSAGE_QUEUE_ACTION_NOT_FOUND, action));
}
try {
if (jsonEntity.has("action")) {
queueActionEntity.setAction(jsonEntity.optString("action"));
}
if (jsonEntity.has("description")) {
queueActionEntity.setDescription(jsonEntity
.optString("description"));
}
if (jsonEntity.has("selmsg")) {
queueActionEntity.setSelmsg(new BigDecimal(jsonEntity
.optInt("selmsg")));
}
if (jsonEntity.has("groupmsg")) {
queueActionEntity.setGroupmsg(new BigDecimal(jsonEntity
.optInt("groupmsg")));
}
if (jsonEntity.has("addoptions")) {
queueActionEntity.setAddoptions(jsonEntity
.optInt("addoptions"));
}
if(jsonEntity.has("currmsg")){
queueActionEntity.setCurrmsg(new BigDecimal(jsonEntity
.optInt("currmsg")));
}
entityManagerConfig.getTransaction().begin();
entityManagerConfig.merge(queueActionEntity);
entityManagerConfig.getTransaction().commit();
}catch (NumberFormatException nfe) {
logger.error(ERROR_MESSAGE_PUT_QUEUE_ACTION
+ ERROR_REASON_NUMBER_FORMAT, nfe);
throw new ApplicationJsonException(nfe,
ERROR_MESSAGE_PUT_QUEUE_ACTION + ERROR_REASON_JSON,
Response.Status.BAD_REQUEST.getStatusCode());
} catch (RollbackException re) {
ApplicationJsonException.handleSQLException(re,
ERROR_MESSAGE_PUT_QUEUE_ACTION, logger);
logger.error(
ERROR_MESSAGE_PUT_QUEUE_ACTION + ERROR_REASON_ROLLBACK, re);
throw re;
} finally {
if (null != entityManagerConfig) {
entityManagerConfig.close();
}
}
return JsonResponseWrapper.getResponse(Response.Status.OK,
"action queue updated");
}
/**
* DELETE method : deletes the queue action
*
* @return Response
*/
@DELETE
public Response deleteQueueAction() {
if (null == queueActionEntity) {
logger.error(String.format(ERROR_MESSAGE_QUEUE_ACTION_NOT_FOUND,
action));
throw new EntityNotFoundException(String.format(
ERROR_MESSAGE_QUEUE_ACTION_NOT_FOUND, action));
}
try {
entityManagerConfig.getTransaction().begin();
entityManagerConfig.remove(queueActionEntity);
entityManagerConfig.getTransaction().commit();
} finally {
if (null != entityManagerConfig) {
entityManagerConfig.close();
}
}
return JsonResponseWrapper.getResponse(Response.Status.OK,
"queue action deleted");
}
/**
* Returns the resource formatted as json
*
* @param queueActionEntity
* queueActionEntity
* @param path
* String
* @return JSONObject
* @throws JSONException
*/
public static JSONObject asJson(QueueActionEntity queueActionEntity,
String path) throws JSONException {
final JSONObject queueActionAsJson = ApiResource.getMetaResource(path,
QueueActionResource.class);
queueActionAsJson
.put("action", queueActionEntity.getAction())
.put("description", queueActionEntity.getDescription())
.put("currmsg", queueActionEntity.getCurrmsg())
.put("selmsg", queueActionEntity.getSelmsg())
.put("groupmsg", queueActionEntity.getGroupmsg())
.put("addoptions", queueActionEntity.getAddoptions());
return queueActionAsJson;
}
/**
* Method toString.
*
* @return String
*/
public String toString() {
return String.valueOf(queueActionEntity.getActionid());
}
}