source: DASISH/t5.6/backend/annotator-backend/trunk/annotator-backend/src/main/java/eu/dasish/annotation/backend/rest/AnnotationResource.java @ 3452

/*
 * Copyright (C) 2013 DASISH
 *
 * 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 2
 * 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, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */
package eu.dasish.annotation.backend.rest;

import eu.dasish.annotation.backend.BackendConstants;
import eu.dasish.annotation.backend.dao.DaoDispatcher;
import eu.dasish.annotation.backend.identifiers.AnnotationIdentifier;
import eu.dasish.annotation.backend.identifiers.UserIdentifier;
import eu.dasish.annotation.schema.Annotation;
import eu.dasish.annotation.schema.ObjectFactory;
import java.sql.SQLException;
import javax.servlet.http.HttpServletRequest;
import javax.ws.rs.Consumes;
import javax.ws.rs.DELETE;
import javax.ws.rs.GET;
import javax.ws.rs.POST;
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.MediaType;
import javax.xml.bind.JAXBElement;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

/**
 *
 * @author olhsha
 */
@Component
@Path("/annotations")
public class AnnotationResource {
    
    @Autowired
    private DaoDispatcher daoDispatcher;
    @Context
    private HttpServletRequest httpServletRequest;

    public void setHttpRequest(HttpServletRequest request) {
        this.httpServletRequest = request;
    }

    public AnnotationResource() {
    }

    @GET
    @Produces(MediaType.TEXT_XML)
    @Path("{annotationid: " + BackendConstants.regExpIdentifier + "}")
    public JAXBElement<Annotation> getAnnotation(@PathParam("annotationid") String annotationIdentifier) throws SQLException {
        final Number annotationID = daoDispatcher.getAnnotationInternalIdentifier(new AnnotationIdentifier(annotationIdentifier));
        final Annotation annotation = daoDispatcher.getAnnotation(annotationID);
        return new ObjectFactory().createAnnotation(annotation);
    }

    ///////////////////////////////////////////////////////
    // TODO: return envelope: deleted or not deleted
    @DELETE
    @Path("{annotationid: " + BackendConstants.regExpIdentifier + "}")
    public String deleteAnnotation(@PathParam("annotationid") String annotationIdentifier) throws SQLException {
        final Number annotationID = daoDispatcher.getAnnotationInternalIdentifier(new AnnotationIdentifier(annotationIdentifier));
        int[] resultDelete = daoDispatcher.deleteAnnotation(annotationID);
        String result = Integer.toString(resultDelete[0]);
        return result;
    }

    ///////////////////////////////////////////////////////
    // TODO: should be returning the envelope!!!
    @POST
    @Consumes(MediaType.APPLICATION_XML)
    @Produces(MediaType.APPLICATION_XML)
    @Path("")
    public JAXBElement<Annotation> createAnnotation(Annotation annotation) throws SQLException {
        String remoteUser = httpServletRequest.getRemoteUser();
        Number userID = null;
        if (remoteUser != null) {
            userID = daoDispatcher.getUserInternalIdentifier(new UserIdentifier(remoteUser));
        }
        Number newAnnotationID =  daoDispatcher.addUsersAnnotation(annotation, userID);
        Annotation newAnnotation = daoDispatcher.getAnnotation(newAnnotationID); 
        return (new ObjectFactory().createAnnotation(newAnnotation));
    }
}