Mercurial > lada > lada-server
view src/main/java/de/intevation/lada/rest/LProbeRESTService.java @ 39:e0a5477f657e
Documentation.
author | Raimund Renkert <rrenkert@intevation.de> |
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date | Thu, 23 May 2013 15:29:13 +0200 |
parents | c20674399ad7 |
children |
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package de.intevation.lada.rest; import java.util.List; import java.util.logging.Logger; import javax.enterprise.context.RequestScoped; import javax.inject.Inject; import javax.ws.rs.DefaultValue; import javax.ws.rs.GET; import javax.ws.rs.Path; import javax.ws.rs.PathParam; import javax.ws.rs.Produces; import javax.ws.rs.QueryParam; import javax.ws.rs.core.Context; import javax.ws.rs.core.MultivaluedMap; import javax.ws.rs.core.UriInfo; import de.intevation.lada.data.LProbeRepository; import de.intevation.lada.model.LProbe; import de.intevation.lada.service.LProbeService; /** * This class produces a RESTful service to read the contents of LProbe table. * * @author <a href="mailto:rrenkert@intevation.de">Raimund Renkert</a> */ @Path("/proben") @RequestScoped public class LProbeRESTService { /** * The Repository for LProbe. */ @Inject private LProbeRepository repository; /** * The logger for this class. */ @Inject private Logger log; /** * Request a LProbe via its id. * * @param id The LProbe id * @return JSON Object via REST service. */ @GET @Path("/{id}") @Produces("text/json") public LProbe loadById(@PathParam("id") String id) { return repository.findById(id); } /** * Request LProbe via a filter. * * Query parameters are used for the filter in form of key-value pairs. * This filter can take the three parameters * mst=$MSTID (String) * uwb=$UWBID (String) * begin=$PROBEENTNAHMEBEGIN (Timestamp) * * @param info The URL query parameters. * @return JSON Object via Rest service. */ @GET @Produces("text/json") public List<LProbe> filter(@Context UriInfo info) { MultivaluedMap<String, String> params = info.getQueryParameters(); if (params.isEmpty()) { return repository.findAll(); } String mstId = ""; String uwbId = ""; Long begin = null; if (params.containsKey("mst")) { mstId = params.getFirst("mst"); } if (params.containsKey("uwb")) { uwbId = params.getFirst("uwb"); } if (params.containsKey("begin")) { String tmp = params.getFirst("begin"); try { begin = Long.valueOf(tmp); } catch (NumberFormatException nfe) { begin = null; } } return repository.filter(mstId, uwbId, begin); } }