图11. 跨域发送ajax请求时,浏览器控制台输出的详细错误信息 publicclassCORSFilterimplementsFilter{@OverridepublicvoiddoFilter(ServletRequest request, ServletResponse response, FilterChain chain)throwsIOException, ServletException {//允许所
--设置的接口就为 IP:port+项目名+下方定义/SetInfo: http://localhost:8080/myServers/SetInfo --><servlet> <servlet-name>third</servlet-name> <servlet-class>mytest.server.SetInfo</servlet-class> </servlet> <servlet-mapping> <servlet-name>third</servlet-name> <url-pattern>/SetInfo</url-pa...
service(HttpServletRequest req, HttpServletResponse resp) Receives standard HTTP requests from the public service method and dispatches them to the doXXX methods defined in this class. void service(ServletRequest req, ServletResponse res) Dispatches client requests to the protected service method. ...
代码语言: 1privatestaticMethod[]getAllDeclaredMethods(Class<?>c){23if(c.equals(javax.servlet.http.HttpServlet.class)){4returnnull;5}67Method[]parentMethods=getAllDeclaredMethods(c.getSuperclass());8Method[]thisMethods=c.getDeclaredMethods();910if((parentMethods!=null)&&(parentMethods.length>0)...
在新建一个servlet 项目的时候,发现setContentType方法和getWriter方法调用异常, 通常情况下,任何支持 Servlet 3.0 或更高版本的容器都应该支持这个方法。所以就排除了版本的问题。
resp.sendError(HttpServletResponse.SC_BAD_REQUEST, msg); } } private Method[] getAllDeclaredMethods(Class<? extends HttpServlet> c) { Class<?> clazz = c; Method[] allMethods = null; while (!clazz.equals(HttpServlet.class)) { Method[] thisMethods = clazz.getDeclaredMethods(); if (all...
* All methods are delegated to the wrapped request. * * @author Craig R. McClanahan * @author Remy Maucherat */ @SuppressWarnings("deprecation") public class RequestFacade implements HttpServletRequest { // --- Instance Variables /** * The wrapped request. (这个门面类包装了: org.apache...
public static boolean doXsrfFilter(ServletRequest request, ServletResponse response, Set<String> methodsToIgnore, String headerName) throws IOException, ServletException { HttpServletRequest httpRequest = (HttpServletRequest)request; if (methodsToIgnore == null) { methodsToIgnore = XSRF_METHODS_TO_IGNOR...
Provides a convenient implementation of the HttpServletRequest interface that can be subclassed by developers wishing to adapt the request to a Servlet. This class implements the Wrapper or Decorator pattern. Methods default to calling through to the wrapped request object.Since...
All URLs sent to the HttpServletResponse.sendRedirect method should be run through this method. Otherwise, URL rewriting canont be used with browsers which do not support cookies. Parameters: url- the url to be encoded. Returns: the encoded URL if encoding is needed; the unchanged URL ...