{"id":271372,"date":"2024-05-16T12:51:53","date_gmt":"2024-05-16T04:51:53","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/271372.html"},"modified":"2024-05-16T12:52:08","modified_gmt":"2024-05-16T04:52:08","slug":"java-%e9%a1%b9%e7%9b%ae%e4%bb%a3%e7%a0%81%e5%a6%82%e4%bd%95%e9%98%bb%e6%ad%a2%e9%93%be%e6%8e%a5%e5%8a%a0%e8%bd%bd-2","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/271372.html","title":{"rendered":"java \u9879\u76ee\u4ee3\u7801\u5982\u4f55\u963b\u6b62\u94fe\u63a5\u52a0\u8f7d"},"content":{"rendered":"

\"java<\/p>\n

\u5728Java\u9879\u76ee\u4e2d\u963b\u6b62\u94fe\u63a5\u52a0\u8f7d\u901a\u5e38\u6d89\u53ca\u4e24\u4e2a\u65b9\u9762\uff1a\u524d\u7aef\u7f51\u9875\u4e2d\u963b\u6b62\u8d85\u94fe\u63a5\u8df3\u8f6c<\/strong> \u548c \u540e\u7aef\u670d\u52a1\u5668\u62e6\u622a\u8bf7\u6c42<\/strong>\u3002\u963b\u6b62\u8d85\u94fe\u63a5\u8df3\u8f6c<\/strong> \u53ef\u4ee5\u901a\u8fc7JavaScript\u7684preventDefault()\u65b9\u6cd5\u6216\u8005\u8fd4\u56defalse\u6765\u5b9e\u73b0\uff0c\u8fd9\u6837\u53ef\u4ee5\u5728\u4e0d\u79bb\u5f00\u5f53\u524d\u9875\u9762\u7684\u60c5\u51b5\u4e0b\u9632\u6b62\u9ed8\u8ba4\u7684\u94fe\u63a5\u884c\u4e3a\u3002\u540e\u7aef\u670d\u52a1\u5668\u62e6\u622a\u8bf7\u6c42<\/strong> \u5219\u6d89\u53ca\u5230\u7f16\u5199\u8fc7\u6ee4\u5668\u6216\u62e6\u622a\u5668\uff0c\u5728\u8bf7\u6c42\u8fbe\u5230\u76ee\u6807\u8d44\u6e90\u4e4b\u524d\u8fdb\u884c\u68c0\u67e5\u548c\u5904\u7406\uff0c\u5982\u57fa\u4e8e\u7528\u6237\u6743\u9650\u3001\u8bf7\u6c42\u7c7b\u578b\u6216\u5176\u4ed6\u4e1a\u52a1\u903b\u8f91\u6765\u51b3\u5b9a\u662f\u5426\u5141\u8bb8\u8bf7\u6c42\u7ee7\u7eed\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u524d\u7aef\u963b\u6b62\u8d85\u94fe\u63a5\u52a0\u8f7d<\/h3>\n<\/p>\n

\u5728\u524d\u7aef\u963b\u6b62\u8d85\u94fe\u63a5\u9ed8\u8ba4\u884c\u4e3a\u7684\u505a\u6cd5\u5f88\u7b80\u5355\u3002\u5f53\u7528\u6237\u70b9\u51fb\u94fe\u63a5\u65f6\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528JavaScript\u6765\u6355\u83b7\u70b9\u51fb\u4e8b\u4ef6\uff0c\u5e76\u963b\u6b62\u94fe\u63a5\u7684\u9ed8\u8ba4\u8df3\u8f6c\u884c\u4e3a\u3002<\/p>\n<\/p>\n

\u4f7f\u7528JavaScript preventDefault()\u65b9\u6cd5<\/strong><\/p>\n<\/p>\n

\u8fd9\u662f\u6700\u5e38\u7528\u7684\u65b9\u6cd5\uff0c\u4f60\u53ef\u4ee5\u7ed9\u94fe\u63a5\u7ed1\u5b9a\u4e00\u4e2a\u70b9\u51fb\u4e8b\u4ef6\u5904\u7406\u5668\uff0c\u5728\u5904\u7406\u5668\u4e2d\u8c03\u7528\u4e8b\u4ef6\u5bf9\u8c61\u7684preventDefault()\u65b9\u6cd5\u6765\u963b\u6b62\u9ed8\u8ba4\u884c\u4e3a\u3002<\/p>\n<\/p>\n

<a href="http:\/\/example.com" id="myLink">Click me<\/a><\/p>\n
<script><\/p>\n
document.getElementById('myLink').addEventListener('click', function(event){<\/p>\n
    event.preventDefault();<\/p>\n
    \/\/ \u6b64\u5904\u53ef\u4ee5\u7f16\u5199\u5176\u4ed6\u903b\u8f91\uff0c\u5982\u5f39\u51fa\u63d0\u793a\u3001\u8bb0\u5f55\u65e5\u5fd7\u7b49<\/p>\n
});<\/p>\n
<\/script><\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4f7f\u7528return false<\/strong><\/p>\n<\/p>\n
\u53e6\u4e00\u79cd\u65b9\u6cd5\u662f\u5728\u94fe\u63a5\u7684onclick\u5c5e\u6027\u4e2d\u8fd4\u56defalse\u3002\u8fd9\u6837\u4e5f\u53ef\u4ee5\u963b\u6b62\u9ed8\u8ba4\u884c\u4e3a\uff0c\u5c3d\u7ba1\u8fd9\u79cd\u65b9\u6cd5\u76f8\u8f83\u4e8eaddEventListener()\u66f4\u4e0d\u63a8\u8350\uff0c\u56e0\u4e3a\u5b83\u53ef\u80fd\u4f1a\u5bfc\u81f4\u4ee3\u7801\u96be\u4ee5\u7ef4\u62a4\u3002<\/p>\n<\/p>\n
<a href="http:\/\/example.com" onclick="return false;">Click me<\/a><\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u4e24\u79cd\u65b9\u6cd5\u90fd\u53ef\u4ee5\u6709\u6548\u5730\u963b\u6b62\u94fe\u63a5\u7684\u9ed8\u8ba4\u8df3\u8f6c\u884c\u4e3a\uff0c\u4f46\u5f71\u54cd\u8303\u56f4\u9650\u5236\u5728\u524d\u7aef\u7528\u6237\u64cd\u4f5c\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u540e\u7aef\u62e6\u622a\u8bf7\u6c42<\/h3>\n<\/p>\n
\u5728\u540e\u7aef\u62e6\u622a\u8bf7\u6c42\u662f\u66f4\u52a0\u5b89\u5168\u7684\u505a\u6cd5\uff0c\u56e0\u4e3a\u5373\u4f7f\u524d\u7aef\u7684JavaScript\u88ab\u7ed5\u8fc7\uff0c\u540e\u7aef\u7684\u5b89\u5168\u63aa\u65bd\u4ecd\u7136\u53ef\u4ee5\u963b\u6321\u4e0d\u5408\u6cd5\u6216\u975e\u6cd5\u7684\u8bf7\u6c42\u3002<\/p>\n<\/p>\n
\u4f7f\u7528Servlet Filter<\/strong><\/p>\n<\/p>\n
\u5728Java Web\u5e94\u7528\u4e2d\uff0c\u4f60\u53ef\u4ee5\u5b9e\u73b0\u4e00\u4e2aFilter\u6765\u62e6\u622a\u8bf7\u6c42\u3002\u901a\u8fc7\u5728Filter\u4e2d\u5206\u6790\u8bf7\u6c42\u7684URL\u3001\u53c2\u6570\u3001header\u6216\u7528\u6237\u8ba4\u8bc1\u4fe1\u606f\uff0c\u4f60\u53ef\u4ee5\u51b3\u5b9a\u662f\u5426\u4f20\u9012\u8bf7\u6c42\u5230\u4e0b\u4e00\u4e2a\u7ec4\u4ef6\uff0c\u6216\u662f\u76f4\u63a5\u8fd4\u56de\u4e00\u4e2a\u9519\u8bef\u54cd\u5e94\u3002<\/p>\n<\/p>\n
@WebFilter("\/sensitivePath\/*")<\/p>\n
public class MyFilter implements Filter {<\/p>\n
    public void doFilter(ServletRequest req, ServletResponse res, FilterChAI<\/a>n chain)<\/p>\n
        throws IOException, ServletException {<\/p>\n
        HttpServletRequest request = (HttpServletRequest) req;<\/p>\n
        \/\/ \u68c0\u67e5\u94fe\u63a5\u6216\u8005\u6743\u9650\u9a8c\u8bc1\u903b\u8f91<\/p>\n
        if (\/*\u9a8c\u8bc1\u4e0d\u901a\u8fc7*\/) {<\/p>\n
            HttpServletResponse response = (HttpServletResponse) res;<\/p>\n
            response.sendError(HttpServletResponse.SC_FORBIDDEN, "Access denied");<\/p>\n
            return;<\/p>\n
        }<\/p>\n
        chain.doFilter(req, res);<\/p>\n
    }<\/p>\n
    \/\/ \u5176\u4ed6\u5fc5\u8981\u7684\u65b9\u6cd5\u5b9e\u73b0...<\/p>\n
}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4f7f\u7528Spring Security Interceptors<\/strong><\/p>\n<\/p>\n
\u5982\u679c\u4f60\u7684Java\u9879\u76ee\u4f7f\u7528Spring\u6846\u67b6\uff0c\u90a3\u4e48Spring Security\u63d0\u4f9b\u4e86\u4e00\u5957\u66f4\u52a0\u5b8c\u5584\u7684\u5b89\u5168\u6846\u67b6\u3002\u4f60\u53ef\u4ee5\u914d\u7f6e\u5b89\u5168\u62e6\u622a\u5668\uff0c\u6765\u7ba1\u7406\u8bf7\u6c42\u7684\u6743\u9650\u9a8c\u8bc1\u3002<\/p>\n<\/p>\n
@Configuration<\/p>\n
@EnableWebSecurity<\/p>\n
public class MySecurityConfig extends WebSecurityConfigurerAdapter {<\/p>\n
    @Override<\/p>\n
    protected void configure(HttpSecurity http) throws Exception {<\/p>\n
        http<\/p>\n
            .authorizeRequests()<\/p>\n
            .antMatchers("\/sensitivePath\/").authenticated()<\/p>\n
            .anyRequest().permitAll()<\/p>\n
            .and()<\/p>\n
            \/\/ \u5176\u4ed6\u914d\u7f6e...<\/p>\n
    }<\/p>\n
}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4ee5\u4e0a\u4e24\u79cd\u540e\u7aef\u65b9\u6cd5\u90fd\u53ef\u4ee5\u6709\u6548\u5730\u963b\u6b62\u4e0d\u5408\u6cd5\u7684\u94fe\u63a5\u8bf7\u6c42\u88ab\u52a0\u8f7d\uff0c\u8fd9\u5bf9\u4e8e\u7ef4\u62a4\u7f51\u7ad9\u5b89\u5168\u975e\u5e38\u5173\u952e\uff0c\u7279\u522b\u662f\u5728\u5904\u7406\u654f\u611f\u6570\u636e\u6216\u6267\u884c\u91cd\u8981\u4e1a\u52a1\u903b\u8f91\u65f6\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u7ec4\u5408\u524d\u540e\u7aef\u63aa\u65bd\u589e\u5f3a\u5b89\u5168\u6027<\/h3>\n<\/p>\n
\u5c3d\u7ba1\u524d\u7aef\u6216\u540e\u7aef\u5355\u72ec\u7684\u63aa\u65bd\u53ef\u4ee5\u5728\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u9632\u6b62\u94fe\u63a5\u52a0\u8f7d\uff0c\u4f46\u6700\u4f73\u5b9e\u8df5\u662f\u5c06\u524d\u7aef\u548c\u540e\u7aef\u7684\u5b89\u5168\u63aa\u65bd\u7ed3\u5408\u8d77\u6765\uff0c\u4ece\u800c\u5728\u591a\u4e2a\u5c42\u9762\u4e0a\u63d0\u9ad8\u5e94\u7528\u7684\u6574\u4f53\u5b89\u5168\u6027\u3002<\/p>\n<\/p>\n
\u524d\u7aef\u4e0e\u540e\u7aef\u914d\u5408<\/strong><\/p>\n<\/p>\n
\u524d\u7aef\u901a\u8fc7JavaScript\u963b\u6b62\u4e0d\u5fc5\u8981\u7684\u94fe\u63a5\u8df3\u8f6c\uff0c\u51cf\u5c11\u670d\u52a1\u5668\u4e0d\u5fc5\u8981\u7684\u8bf7\u6c42\u538b\u529b\uff1b\u800c\u540e\u7aef\u62e6\u622a\u5219\u4f5c\u4e3a\u6700\u540e\u7684\u9632\u7ebf\uff0c\u786e\u4fdd\u5373\u4f7f\u524d\u7aef\u63a7\u5236\u88ab\u7ed5\u8fc7\uff0c\u4e0d\u5408\u6cd5\u7684\u8bf7\u6c42\u4ecd\u7136\u88ab\u62e6\u622a\u3002<\/p>\n<\/p>\n
\/\/ \u524d\u7aef\u4ee3\u7801\u793a\u4f8b<\/p>\n
document.getElementById('sensitiveLink').addEventListener('click', function(event){<\/p>\n
    \/\/ \u524d\u7aef\u9a8c\u8bc1\u903b\u8f91\uff0c\u5982\u68c0\u67e5\u7528\u6237\u72b6\u6001<\/p>\n
    if (\/*\u7528\u6237\u672a\u767b\u5f55\u6216\u6ca1\u6709\u6743\u9650*\/) {<\/p>\n
        event.preventDefault();<\/p>\n
        \/\/ \u79ef\u6781\u4ea4\u4e92\uff0c\u5982\u63d0\u793a\u7528\u6237\u767b\u5f55\u6216\u65e0\u6743\u8bbf\u95ee<\/p>\n
    } else {<\/p>\n
        \/\/ \u53d1\u9001\u8bf7\u6c42\u5230\u540e\u7aef<\/p>\n
    }<\/p>\n
});<\/p>\n
<\/code><\/pre>\n<\/p>\n
\/\/ \u540e\u7aef\u4ee3\u7801\u793a\u4f8b<\/p>\n
@WebFilter("\/sensitivePath\/*")<\/p>\n
public class SecurityFilter implements Filter {<\/p>\n
    public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain)<\/p>\n
        throws IOException, ServletException {<\/p>\n
        \/\/ \u540e\u7aef\u6743\u9650\u9a8c\u8bc1<\/p>\n
        if (\/*\u9a8c\u8bc1\u4e0d\u901a\u8fc7*\/) {<\/p>\n
            \/\/ \u76f4\u63a5\u8fd4\u56de\u9519\u8bef\u54cd\u5e94<\/p>\n
            res.sendError(HttpServletResponse.SC_FORBIDDEN, "You shall not pass!");<\/p>\n
            return;<\/p>\n
        }<\/p>\n
        chain.doFilter(req, res);<\/p>\n
    }<\/p>\n
}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u56db\u3001\u5904\u7406\u590d\u6742\u7684\u5b89\u5168\u573a\u666f<\/h3>\n<\/p>\n
\u5728\u4e00\u4e9b\u590d\u6742\u7684\u5b89\u5168\u573a\u666f\u4e0b\uff0c\u4f60\u53ef\u80fd\u9700\u8981\u6839\u636e\u8be6\u7ec6\u7684\u4e1a\u52a1\u903b\u8f91\u548c\u5b89\u5168\u9700\u6c42\u6765\u8bbe\u8ba1\u66f4\u52a0\u7cbe\u7ec6\u5316\u7684\u94fe\u63a5\u8bbf\u95ee\u63a7\u5236\u65b9\u6848\u3002<\/p>\n<\/p>\n
\u533a\u5206\u4e0d\u540c\u7684\u8bf7\u6c42\u7c7b\u578b<\/strong><\/p>\n<\/p>\n
\u5bf9\u4e8e\u4e0d\u540c\u7c7b\u578b\u7684\u8bf7\u6c42\uff0c\u5982GET\u548cPOST\uff0c\u4f60\u53ef\u80fd\u9700\u8981\u5e94\u7528\u4e0d\u540c\u7684\u5b89\u5168\u89c4\u5219\u3002<\/p>\n<\/p>\n
\u7528\u6237\u89d2\u8272\u548c\u6743\u9650<\/strong><\/p>\n<\/p>\n
\u7ed3\u5408\u7528\u6237\u7684\u89d2\u8272\u548c\u6743\u9650\uff0c\u9488\u5bf9\u4e0d\u540c\u7684\u7528\u6237\u5e94\u7528\u4e0d\u540c\u7684\u8bbf\u95ee\u63a7\u5236\u7b56\u7565\uff0c\u786e\u4fdd\u7528\u6237\u53ea\u80fd\u8bbf\u95ee\u5bf9\u5e94\u6743\u9650\u7684\u94fe\u63a5\u3002<\/p>\n<\/p>\n
\u7efc\u4e0a\u6240\u8ff0\uff0c\u963b\u6b62Java\u9879\u76ee\u4ee3\u7801\u4e2d\u94fe\u63a5\u52a0\u8f7d\u65e2\u53ef\u4ee5\u901a\u8fc7\u524d\u7aef\u6280\u672f\u4e5f\u53ef\u4ee5\u901a\u8fc7\u540e\u7aef\u6280\u672f\u5b9e\u73b0\u3002\u4e00\u4e2a\u5f3a\u5065\u7684\u7cfb\u7edf\u4f1a\u5c06\u8fd9\u4e9b\u63aa\u65bd\u7ed3\u5408\u8d77\u6765\uff0c\u4ee5\u786e\u4fdd\u5e94\u7528\u7684\u5b89\u5168\u6027\u548c\u7528\u6237\u4f53\u9a8c\u3002\u5728\u540e\u7aef\u5e38\u7528Servlet Filter\u6216Spring Security Interceptors\u6765\u5904\u7406\u8bf7\u6c42\uff0c\u524d\u7aef\u5219\u4f7f\u7528JavaScript\u6765\u5904\u7406\u7528\u6237\u4e8b\u4ef6\uff0c\u4e24\u8005\u5171\u540c\u63d0\u4f9b\u591a\u5c42\u6b21\u7684\u5b89\u5168\u4fdd\u62a4\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
1. \u5982\u4f55\u5728Java\u9879\u76ee\u4e2d\u7981\u6b62\u52a0\u8f7d\u6307\u5b9a\u94fe\u63a5\uff1f<\/strong><\/p>\n
\u5728Java\u9879\u76ee\u4e2d\uff0c\u8981\u7981\u6b62\u52a0\u8f7d\u6307\u5b9a\u94fe\u63a5\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u51e0\u79cd\u65b9\u5f0f\u5b9e\u73b0\uff1a<\/p>\n
    \n
  • \u4f7f\u7528Java\u7684\u7f51\u7edc\u5e93\uff0c\u5982HttpURLConnection\u6216HttpClient\uff0c\u53d1\u9001HTTP\u8bf7\u6c42\u65f6\uff0c\u901a\u8fc7\u5224\u65ad\u94fe\u63a5\u7684URL\u6216\u8005Host\uff0c\u6765\u51b3\u5b9a\u662f\u5426\u7ee7\u7eed\u53d1\u9001\u8bf7\u6c42\u3002\u53ef\u4ee5\u5728\u53d1\u9001\u8bf7\u6c42\u524d\uff0c\u52a0\u5165\u4e00\u4e2a\u5224\u65ad\u6761\u4ef6\uff0c\u5982\u679c\u94fe\u63a5\u7b26\u5408\u7279\u5b9a\u89c4\u5219\uff0c\u5219\u4e2d\u65ad\u8bf7\u6c42\u3002<\/li>\n
  • \u4f7f\u7528\u53cd\u5411\u4ee3\u7406\u670d\u52a1\u5668\uff0c\u5982Nginx\u6216Apache\uff0c\u914d\u7f6e\u89c4\u5219\u6765\u62e6\u622a\u6307\u5b9a\u94fe\u63a5\u3002\u901a\u8fc7\u5728\u53cd\u5411\u4ee3\u7406\u670d\u52a1\u5668\u4e0a\u8bbe\u7f6e\u9488\u5bf9\u7279\u5b9aURL\u7684\u62e6\u622a\u89c4\u5219\uff0c\u53ef\u4ee5\u963b\u6b62\u8bf7\u6c42\u4f20\u9012\u5230\u771f\u6b63\u7684Java\u5e94\u7528\u7a0b\u5e8f\u670d\u52a1\u5668\u3002<\/li>\n<\/ul>\n
    2. \u5982\u4f55\u5728Java\u9879\u76ee\u4e2d\u9650\u5236\u53ef\u8bbf\u95ee\u7684\u94fe\u63a5\u5217\u8868\uff1f<\/strong><\/p>\n
    \u5982\u679c\u60f3\u9650\u5236Java\u9879\u76ee\u4e2d\u53ef\u8bbf\u95ee\u7684\u94fe\u63a5\u5217\u8868\uff0c\u53ef\u4ee5\u8003\u8651\u4ee5\u4e0b\u65b9\u6cd5\uff1a<\/p>\n
      \n
    • \n
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    • \n
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      3. \u5982\u4f55\u5728Java\u9879\u76ee\u4e2d\u5b9e\u73b0\u94fe\u63a5\u8bbf\u95ee\u9891\u7387\u7684\u9650\u5236\uff1f<\/strong><\/p>\n
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        \n
      • \n
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      • \n
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