/*
* 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.RoutingKeyWordEntity;
import ro.allevo.fintpws.util.JsonResponseWrapper;
/**
*
* @author Edi
* @version $Revision: 1.0 $
*/
public class RoutingKeyWordResource {
/**
* Field logger
*/
private static final Logger logger = LogManager
.getLogger(RoutingKeyWordResource.class);
/**
* Field ERROR_MESSAGE_GET_ROUTING_KEY_WORD. (value is ""Error returning
* routing key word : "")
*/
static final String ERROR_MESSAGE_GET_ROUTING_KEY_WORD = "Error returning routing key word : ";
/**
* Field ERROR_MESSAGE_PUT_ROUTING_KEY_WORD. (value is ""Error updating
* routing key word : "")
*/
static final String ERROR_MESSAGE_PUT_ROUTING_KEY_WORD = "Error updating routing key word : ";
/**
* Field ERROR_MESSAGE_ROUTING_KEY_WORD_NOT_FOUND. (value is ""Routing key
* word with name [%s] not found"")
*/
static final String ERROR_MESSAGE_ROUTING_KEY_WORD_NOT_FOUND = "Routing key word with guid [%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 RoutingKeyWordEntity routingKeyWordEntity;
/**
* default constructor
*/
public RoutingKeyWordResource() {
}
/**
* keyword
*/
private String keyword;
/**
* Constructor for RoutingKeyWordResource.
*
* @param uriInfo
* UriInfo
* @param entityManagerConfig
* EntityManager
* @param keyword
* String
*/
public RoutingKeyWordResource(UriInfo uriInfo,
EntityManager entityManagerConfig, String keyword) {
this.uriInfo = uriInfo;
this.entityManagerConfig = entityManagerConfig;
this.keyword = keyword;
routingKeyWordEntity = null;
routingKeyWordEntity = findByKeyword(entityManagerConfig, keyword);
}
/**
*
* @param entityManager
* EntityManager
* @param keyword
* String
* @return RoutingKeyWordEntity
*/
public static RoutingKeyWordEntity findByKeyword(
EntityManager entityManager, String keyword) {
final TypedQuery<RoutingKeyWordEntity> query = entityManager
.createNamedQuery("RoutingKeyWordEntity.findByKeyword",
RoutingKeyWordEntity.class);
final java.util.List<RoutingKeyWordEntity> results = query
.setParameter("keyword", keyword).getResultList();
if (!results.isEmpty()) {
return results.get(0);
}
return null;
}
/**
* GET Method : returns an application/json formatted routing key word
*
* @return JSONObject the routing key word
*/
@GET
@Produces(MediaType.APPLICATION_JSON)
public JSONObject getRoutingKeyWord() {
if (null == routingKeyWordEntity) {
logger.error(String.format(
ERROR_MESSAGE_ROUTING_KEY_WORD_NOT_FOUND, keyword));
throw new EntityNotFoundException(String.format(
ERROR_MESSAGE_ROUTING_KEY_WORD_NOT_FOUND, keyword));
}
try {
return RoutingKeyWordResource.asJson(routingKeyWordEntity,
uriInfo.getPath());
} catch (JSONException je) {
logger.error(
ERROR_MESSAGE_GET_ROUTING_KEY_WORD + ERROR_REASON_JSON, je);
throw new ApplicationJsonException(je,
ERROR_MESSAGE_GET_ROUTING_KEY_WORD + ERROR_REASON_JSON,
Response.Status.INTERNAL_SERVER_ERROR.getStatusCode());
}
}
/**
* PUT method: updates the routing key word
*
* @param jsonEntity
* JSONObject the routing key word holding new values
* @return Response
*/
@PUT
@Consumes(MediaType.APPLICATION_JSON)
public Response updateRoutingKeyWord(JSONObject jsonEntity) {
if (null == routingKeyWordEntity) {
logger.error(String.format(
ERROR_MESSAGE_ROUTING_KEY_WORD_NOT_FOUND, keyword));
throw new EntityNotFoundException(String.format(
ERROR_MESSAGE_ROUTING_KEY_WORD_NOT_FOUND, keyword));
}
try {
if (jsonEntity.has("keyword")) {
routingKeyWordEntity
.setKeyword(jsonEntity.getString("keyword"));
}
if (jsonEntity.has("comparer")) {
routingKeyWordEntity.setComparer(jsonEntity
.getString("comparer"));
}
if (jsonEntity.has("selector")) {
routingKeyWordEntity.setSelector(jsonEntity
.optString("selector"));
}
if (jsonEntity.has("description")) {
routingKeyWordEntity.setDescription(jsonEntity
.optString("description"));
}
if (jsonEntity.has("selectoriso")) {
routingKeyWordEntity.setSelectoriso(jsonEntity
.optString("selectoriso"));
}
entityManagerConfig.getTransaction().begin();
entityManagerConfig.merge(routingKeyWordEntity);
entityManagerConfig.getTransaction().commit();
} catch (NumberFormatException nfe) {
logger.error(ERROR_MESSAGE_PUT_ROUTING_KEY_WORD
+ ERROR_REASON_NUMBER_FORMAT, nfe);
throw new ApplicationJsonException(nfe,
ERROR_MESSAGE_PUT_ROUTING_KEY_WORD + ERROR_REASON_JSON,
Response.Status.BAD_REQUEST.getStatusCode());
} catch (RollbackException re) {
ApplicationJsonException.handleSQLException(re,
ERROR_MESSAGE_PUT_ROUTING_KEY_WORD, logger);
logger.error(ERROR_MESSAGE_PUT_ROUTING_KEY_WORD
+ ERROR_REASON_ROLLBACK, re);
throw re;
} catch (JSONException je) {
logger.error(
ERROR_MESSAGE_PUT_ROUTING_KEY_WORD + ERROR_REASON_JSON, je);
throw new ApplicationJsonException(je,
ERROR_MESSAGE_PUT_ROUTING_KEY_WORD + ERROR_REASON_JSON,
Response.Status.BAD_REQUEST.getStatusCode());
} finally {
if (null != entityManagerConfig) {
entityManagerConfig.close();
}
}
return JsonResponseWrapper.getResponse(Response.Status.OK,
"routing key word updated");
}
/**
* DELETE method : deletes the routing key word
*
* @return Response
*/
@DELETE
public Response deleteRoutingKeyWord() {
if (null == routingKeyWordEntity) {
logger.error(String.format(
ERROR_MESSAGE_ROUTING_KEY_WORD_NOT_FOUND, keyword));
throw new EntityNotFoundException(String.format(
ERROR_MESSAGE_ROUTING_KEY_WORD_NOT_FOUND, keyword));
}
try {
entityManagerConfig.getTransaction().begin();
entityManagerConfig.remove(routingKeyWordEntity);
entityManagerConfig.getTransaction().commit();
} finally {
if (null != entityManagerConfig) {
entityManagerConfig.close();
}
}
return JsonResponseWrapper.getResponse(Response.Status.OK,
"routing key word deleted");
}
/**
* Returns the resource formatted as json
*
* @param routingKeyWordEntity
* RoutingKeyWordEntity
* @param path
* String
* @return JSONObject
* @throws JSONException
*/
public static JSONObject asJson(RoutingKeyWordEntity routingKeyWordEntity,
String path) throws JSONException {
final JSONObject routingKeyWordAsJson = ApiResource.getMetaResource(
path, RoutingKeyWordResource.class);
routingKeyWordAsJson.put("keyword", routingKeyWordEntity.getKeyword())
.put("comparer", routingKeyWordEntity.getComparer())
.put("selector", routingKeyWordEntity.getSelector())
.put("description", routingKeyWordEntity.getDescription())
.put("selectoriso", routingKeyWordEntity.getSelectoriso());
return routingKeyWordAsJson;
}
/**
* toString method
*
* @return res
*/
public String toString() {
return String.valueOf(routingKeyWordEntity.getGuid());
}
}