dtu.ds.warnme.ws.rest.json.HelloWorldRestService.java Source code

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Here is the source code for dtu.ds.warnme.ws.rest.json.HelloWorldRestService.java

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/**
 * Project:   warnme-server
 * File:      HelloWorldService.java
 * License: 
 *            This file is licensed under GNU General Public License version 3
 *            http://www.gnu.org/licenses/gpl-3.0.txt
 *
 * Copyright: Bartosz Cichecki [ cichecki.bartosz@gmail.com ]
 * Date:      19-03-2014
 */

package dtu.ds.warnme.ws.rest.json;

import java.io.IOException;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.security.access.prepost.PreAuthorize;
import org.springframework.stereotype.Controller;
import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseBody;

import dtu.ds.warnme.ws.rest.json.utils.RestUtils;

/**
 * @author Bartosz Cichecki
 */
@Controller
@Transactional(propagation = Propagation.REQUIRES_NEW)
public class HelloWorldRestService {

    private static Logger log = LoggerFactory.getLogger(HelloWorldRestService.class);

    @PreAuthorize("hasRole('SOME_FAKE_PROFILE')")
    @RequestMapping(value = "/denied", method = RequestMethod.GET, produces = RestUtils.CONTENT_APPLICATION_JSON_UTF8)
    public @ResponseBody String denied() throws Exception {
        throw new Exception("Hurray!");
    }

    @ExceptionHandler(Exception.class)
    public @ResponseBody String handleException(Exception ex, HttpServletRequest request,
            HttpServletResponse response) throws IOException {
        response.setHeader("Content-Type", "application/json");
        response.setStatus(HttpServletResponse.SC_NOT_FOUND);
        return ex.getMessage();
    }

    @RequestMapping(value = "/hello", method = RequestMethod.GET, produces = RestUtils.CONTENT_APPLICATION_JSON_UTF8)
    @PreAuthorize("hasRole('USER')")
    public @ResponseBody String sayHello() {
        log.info("Hello!");
        return "Hello!";
    }

    @RequestMapping(value = "/err", method = RequestMethod.GET, produces = RestUtils.CONTENT_APPLICATION_JSON_UTF8)
    public @ResponseBody String sendError() throws Exception {
        throw new Exception("Hurray!");
    }
}