McPringle/sportchef

/*
 * SportChef – Sports Competition Management Software
 * Copyright (C) 2016 Marcus Fihlon
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package ch.sportchef.business;

import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import javax.ws.rs.ext.ExceptionMapper;
import javax.ws.rs.ext.Provider;
import java.util.HashMap;

@Provider
public class WebApplicationExceptionMapper implements ExceptionMapper<WebApplicationException> {

    @Override
    public Response toResponse(final WebApplicationException e) {
        // If the message did not come with a status, we'll default to an internal
        // server error status.
        final int status = e.getResponse() == null ? 500 : e.getResponse().getStatus();

        // Get a nice human readable message for our status code if the exception
        // doesn't already have a message
//        final String msg = e.getMessage() == null ?
//                HttpStatus.getMessage(status) : e.getMessage();
        final String msg = e.getMessage();

        // Create a JSON response with the provided hashmap
        return Response.status(status)
                .type(MediaType.APPLICATION_JSON_TYPE)
                .entity(new HashMap<String, String>() { {
                    put("error", msg);
                } }).build();
    }

}