@Path("/path/")
public interface TestService {
    
	
	@GET
	@Path("/user/{name}")
	public Response getUserName(@PathParam("name") String name,HttpServletResponse response) throws IOException;

    @GET
	@Path("/images/")
	@Produces("image/png")
	public InputStream getImage() throws IOException;

}

public class TestServiceImpl implements TestService {
	
	@POST
	public Response getUserName(String name) {
       
       if (name==null ){
             ..редирикт
       }else{
		return Response.status(200)
					.entity("Hello " + name).build();
          }
	}
    
public InputStream getImage() throws IOException {
	          File imageFile = new File(FILE_PATH);
	          if (imageFile==null) {
	               throw new FileNotFoundException("image not found");
	          }
	         FileInputStream fis = new FileInputStream(imageFile);
	         return fis;
	 }
	
}

    URI targetURI = new URI("path/images");;
    return Response.seeOther(targetURI).