import com.jfinal.render.RenderFactory; //导入依赖的package包/类
public void render() {

        // render with view
        String view = getView();
        if (view != null) {
            RenderFactory.me().getRender(view).setContext(request, response).render();
            return;
        }

        // render with html content
        PrintWriter writer = null;
        try {
            response.setContentType(contentType);
            writer = response.getWriter();
            writer.write(getErrorHtml().toJson());
            writer.flush();
        } catch (IOException e) {
            throw new RenderException(e);
        } finally {
            if (writer != null)
                writer.close();
        }
    }
 

import com.jfinal.render.RenderFactory; //导入依赖的package包/类
@Override
public void handle(String target, HttpServletRequest request, HttpServletResponse response, boolean[] isHandled) {
    if (!target.startsWith("/api")) {
        this.nextHandler.handle(target, request, response, isHandled);
        return;
    }
    
    if (JFinal.me().getAction(target, new String[1]) == null) {
        isHandled[0] = true;
        try {
            request.setCharacterEncoding("utf-8");
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
        RenderFactory.me().getJsonRender(new BaseResponse(Code.NOT_FOUND, "resource is not found")).setContext(request, response).render();
    } else {
        this.nextHandler.handle(target, request, response, isHandled);
    }
}
 

import com.jfinal.render.RenderFactory; //导入依赖的package包/类
public void render() {
    response.setStatus(getErrorCode());    // HttpServletResponse.SC_XXX_XXX

    // render with view
    String view = getView();
    if (view != null) {
        RenderFactory.me().getRender(view).setContext(request, response).render();
        return;
    }

    // render with html content
    PrintWriter writer = null;
    try {
        response.setContentType(contentType);
        writer = response.getWriter();
        writer.write(getErrorHtml());
        writer.flush();
    } catch (IOException e) {
        throw new RenderException(e);
    } finally {
        if (writer != null) {
            writer.close();
        }
    }
}
 

import com.jfinal.render.RenderFactory; //导入依赖的package包/类
@Override
public void handle(String target, HttpServletRequest request, HttpServletResponse response, boolean[] isHandled) {
    if (checkView(target)) {
        isHandled[0] = true;
        RenderFactory.me().getErrorRender(403).setContext(request, response).render();
        return;
    }
    next.handle(target, request, response, isHandled);
}
 

import com.jfinal.render.RenderFactory; //导入依赖的package包/类
@Override
public void render() {
    RenderFactory.me().getRender(view).setContext(request, response).render();
}