Mercurial > lada > lada-server
view src/main/java/de/intevation/lada/rest/LZusatzwertService.java @ 210:a305412206a3
Code documentation.
author | Raimund Renkert <rrenkert@intevation.de> |
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date | Wed, 03 Jul 2013 11:55:28 +0200 |
parents | 832e67663fd9 |
children | d8a3d188046f |
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package de.intevation.lada.rest; import java.util.ArrayList; import java.util.List; import javax.enterprise.context.RequestScoped; import javax.inject.Inject; import javax.inject.Named; import javax.ws.rs.Consumes; import javax.ws.rs.DELETE; import javax.ws.rs.GET; import javax.ws.rs.POST; import javax.ws.rs.PUT; import javax.ws.rs.Path; import javax.ws.rs.PathParam; import javax.ws.rs.Produces; import javax.ws.rs.core.Context; import javax.ws.rs.core.HttpHeaders; import javax.ws.rs.core.MultivaluedMap; import javax.ws.rs.core.UriInfo; import de.intevation.lada.authentication.Authentication; import de.intevation.lada.authentication.AuthenticationException; import de.intevation.lada.data.QueryBuilder; import de.intevation.lada.data.Repository; import de.intevation.lada.model.LZusatzWert; /** * This class produces a RESTful service to read, write and update * LZusatzwert objects. * * @author <a href="mailto:rrenkert@intevation.de">Raimund Renkert</a> */ @Path("/zusatzwert") @RequestScoped public class LZusatzwertService { /** * The Repository for SUmwelt. */ @Inject @Named("lzusatzwertrepository") private Repository repository; /** * The authorization module. */ @Inject @Named("ldapauth") private Authentication authentication; /** * Request LMessert via a filter. * * Query parameters are used for the filter in form of key-value pairs. * * @param info The URL query parameters. * @param header The HTTP header containing authorization information. * @return Response object. */ @GET @Produces("text/json") public Response filter( @Context UriInfo info, @Context HttpHeaders headers ) { try { if (!authentication.isAuthorizedUser(headers)) { return new Response(false, 699, new ArrayList<LZusatzWert>()); } MultivaluedMap<String, String> params = info.getQueryParameters(); if (params.isEmpty() || !params.containsKey("probeId")) { return new Response(false, 609, new ArrayList<LZusatzWert>()); } String probeId = params.getFirst("probeId"); if (authentication.hasAccess(headers, probeId)) { QueryBuilder<LZusatzWert> builder = new QueryBuilder<LZusatzWert>( repository.getEntityManager(), LZusatzWert.class); builder.and("probeId", probeId); return repository.filter(builder.getQuery()); } return new Response(false, 698, new ArrayList<LZusatzWert>()); } catch(AuthenticationException ae) { return new Response(false, 699, new ArrayList<LZusatzWert>()); } } /** * Update a LZusatzwert object. * * @param zusatzwert The LZusatzwert object to update. * @param headers The HTTP header containing authorization information. * @return Response object. */ @PUT @Produces("text/json") @Path("/{pzsId}/{probeId}") @Consumes("application/json") public Response update( LZusatzWert zusatzwert, @Context HttpHeaders headers ) { try { String probeId = zusatzwert.getProbeId(); if (authentication.hasAccess(headers, probeId)) { return repository.update(zusatzwert); } return new Response(false, 698, new ArrayList<LZusatzWert>()); } catch(AuthenticationException ae) { return new Response(false, 699, new ArrayList<LZusatzWert>()); } } /** * Create a new LZusatzwert object. * * @param zusatzwert The new LZusatzwert object. * @param headers THe HTTP header containing authorization information. * @return Response object. */ @POST @Produces("text/json") @Consumes("application/json") public Response create( LZusatzWert zusatzwert, @Context HttpHeaders headers ) { try { String probeId = zusatzwert.getProbeId(); if (authentication.hasAccess(headers, probeId)) { return repository.create(zusatzwert); } return new Response(false, 698, new ArrayList<LZusatzWert>()); } catch(AuthenticationException ae) { return new Response(false, 699, new ArrayList<LZusatzWert>()); } } /** * Delete a LZusatzwert object. * * @param pzsId The object id. * @param probeId The LProbe id. * @param headers The HTTP header containing authorization information. * @return Response object. */ @DELETE @Path("/{pzsId}/{probeId}") public Response delete( @PathParam("pzsId") String pzsId, @PathParam("probeId") String probeId, @Context HttpHeaders headers ) { try { if (authentication.hasAccess(headers, probeId)) { QueryBuilder<LZusatzWert> builder = new QueryBuilder<LZusatzWert>( repository.getEntityManager(), LZusatzWert.class); builder.and("pzsId", pzsId).and("probeId", probeId); Response response = repository.filter(builder.getQuery()); List<LZusatzWert> list = (List<LZusatzWert>)response.getData(); if (!list.isEmpty()) { repository.delete(list.get(0)); return new Response(true, 200, null); } return new Response(false, 600, null); } return new Response(false, 698, new ArrayList<LZusatzWert>()); } catch(AuthenticationException ae) { return new Response(false, 699, new ArrayList<LZusatzWert>()); } } }