{"id":273762,"date":"2024-05-16T13:46:52","date_gmt":"2024-05-16T05:46:52","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/273762.html"},"modified":"2024-05-16T13:47:03","modified_gmt":"2024-05-16T05:47:03","slug":"tomcat-%e5%90%af%e5%8a%a8%e7%9a%84-java-%e9%a1%b9%e7%9b%ae%e9%a1%b5%e9%9d%a2%e4%b8%ad%e6%96%87%e4%b9%b1%e7%a0%81%e5%a6%82%e4%bd%95%e8%a7%a3%e5%86%b3","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/273762.html","title":{"rendered":"tomcat \u542f\u52a8\u7684 java \u9879\u76ee\u9875\u9762\u4e2d\u6587\u4e71\u7801\u5982\u4f55\u89e3\u51b3"},"content":{"rendered":"

\"tomcat<\/p>\n

Tomcat\u542f\u52a8\u7684Java\u9879\u76ee\u51fa\u73b0\u9875\u9762\u4e2d\u6587\u4e71\u7801\u95ee\u9898\u4e3b\u8981\u662f\u7531\u4e8e\u7f16\u7801\u8bbe\u7f6e\u4e0d\u4e00\u81f4\u5bfc\u81f4\u7684\u3002\u89e3\u51b3\u65b9\u6cd5\u5305\u62ec\u786e\u4fddTomcat\u670d\u52a1\u5668\u3001\u9879\u76ee\u6587\u4ef6\u4ee5\u53ca\u6570\u636e\u5e93\u7684\u7f16\u7801\u65b9\u5f0f\u4fdd\u6301\u4e00\u81f4\u3001\u8fdb\u884c\u76f8\u5e94\u7f16\u7801\u7684\u914d\u7f6e<\/strong>\uff0c\u5177\u4f53\u53ef\u4ee5\u4ece\u8bbe\u7f6eTomcat\u670d\u52a1\u5668\u7684URIEncoding<\/strong>\u3001\u8c03\u6574\u9879\u76ee\u7684JSP\u9875\u9762\u7f16\u7801<\/strong>\u3001\u914d\u7f6eServlet\u7684\u7f16\u7801\u8fc7\u6ee4\u5668<\/strong>\u4ee5\u53ca\u8c03\u6574\u6570\u636e\u5e93\u8fde\u63a5\u7684\u7f16\u7801\u8bbe\u7f6e<\/strong>\u7b49\u65b9\u9762\u5165\u624b\u8fdb\u884c\u4fee\u6b63\u3002\u4e0b\u9762\uff0c\u6211\u4eec\u5c06\u4ece\u8fd9\u51e0\u4e2a\u65b9\u9762\u8be6\u7ec6\u9610\u8ff0\u5982\u4f55\u89e3\u51b3\u6b64\u95ee\u9898\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u8bbe\u7f6eTomcat\u670d\u52a1\u5668\u7684URIEncoding<\/h3>\n<\/p>\n

\u9996\u5148\uff0c\u9700\u8981\u786e\u4fddTomcat\u670d\u52a1\u5668\u5904\u7406\u8bf7\u6c42\u548c\u54cd\u5e94\u65f6\u4f7f\u7528\u7684\u7f16\u7801\u4e0e\u9879\u76ee\u6587\u4ef6\u7f16\u7801\u4e00\u81f4\u3002Tomcat\u9ed8\u8ba4\u7684URL\u7f16\u7801\u65b9\u5f0f\u662fISO-8859-1\uff0c\u5b83\u4e0d\u652f\u6301\u4e2d\u6587\uff0c\u6211\u4eec\u9700\u8981\u4fee\u6539\u4e3a\u652f\u6301\u4e2d\u6587\u7684\u7f16\u7801\uff0c\u5982UTF-8\u3002<\/p>\n<\/p>\n

\u4fee\u6539server.xml\u914d\u7f6e\u6587\u4ef6<\/h4>\n<\/p>\n

\u6253\u5f00Tomcat\u5b89\u88c5\u76ee\u5f55\u4e0b\u7684conf\u6587\u4ef6\u5939\uff0c\u627e\u5230server.xml\u6587\u4ef6\u3002\u5728\u6807\u7b7e\u4e2d\u6dfb\u52a0URIEncoding\u5c5e\u6027\uff1a<\/p>\n<\/p>\n

<Connector port="8080" protocol="HTTP\/1.1"<\/p>\n
           connectionTimeout="20000"<\/p>\n
           redirectPort="8443"<\/p>\n
           URIEncoding="UTF-8" \/><\/p>\n
<\/code><\/pre>\n<\/p>\n
\u91cd\u542fTomcat\u670d\u52a1\u540e\uff0c\u8be5\u8bbe\u7f6e\u4f1a\u8ba9Tomcat\u5728\u5904\u7406\u8bf7\u6c42\u65f6\u4f7f\u7528UTF-8\u7f16\u7801\uff0c\u6709\u52a9\u4e8e\u89e3\u51b3URL\u4e2d\u7684\u4e2d\u6587\u53c2\u6570\u95ee\u9898\u3002<\/p>\n<\/p>\n
\u9a8c\u8bc1\u914d\u7f6e\u6548\u679c<\/h4>\n<\/p>\n
\u5728\u8fdb\u884c\u914d\u7f6e\u66f4\u6539\u540e\uff0c\u901a\u8fc7\u5728\u6d4f\u89c8\u5668\u4e0a\u8bbf\u95ee\u542b\u6709\u4e2d\u6587\u53c2\u6570\u7684URL\uff0c\u68c0\u67e5\u662f\u5426\u8fd8\u5b58\u5728\u4e71\u7801\u73b0\u8c61\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u8c03\u6574\u9879\u76ee\u7684JSP\u9875\u9762\u7f16\u7801<\/h3>\n<\/p>\n
JSP\u9875\u9762\u7684\u9ed8\u8ba4\u7f16\u7801\u53ef\u80fd\u4e0e\u6240\u9700\u7f16\u7801\u4e0d\u7b26\uff0c\u9700\u8981\u786e\u4fdd\u5176\u4f7f\u7528UTF-8\u7f16\u7801\uff0c\u6765\u9632\u6b62\u51fa\u73b0\u4e71\u7801\u3002<\/p>\n<\/p>\n
\u8bbe\u7f6eJSP\u9875\u9762\u7f16\u7801<\/h4>\n<\/p>\n
\u5728\u9879\u76ee\u4e2d\u7684\u6bcf\u4e2aJSP\u9875\u9762\uff0c\u6216\u901a\u8fc7\u5728JSP\u9875\u9762\u7684\u9876\u90e8\u52a0\u5165\u4ee5\u4e0b\u6307\u4ee4\uff1a<\/p>\n<\/p>\n
<%@ page language="java" contentType="text\/html; charset=UTF-8" pageEncoding="UTF-8"%><\/p>\n
<\/code><\/pre>\n<\/p>\n
\u786e\u4fdd\u6240\u6709JSP\u9875\u9762\u90fd\u52a0\u4e0a\u8fd9\u4e00\u6307\u4ee4\u3002<\/p>\n<\/p>\n
\u4f7f\u7528Include\u6307\u4ee4\u96c6\u4e2d\u7ba1\u7406<\/h4>\n<\/p>\n
\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u5305\u542b\u4e0a\u8ff0\u6307\u4ee4\u7684JSP\u7247\u6bb5\u6587\u4ef6\uff0c\u7136\u540e\u5728\u5176\u4ed6JSP\u6587\u4ef6\u4e2d\u4f7f\u7528<%@ include file="\u8fd9\u91cc\u662f\u4f60\u7684\u6587\u4ef6\u8def\u5f84" %>\u6307\u4ee4\u6765\u5f15\u5165\u5b83\uff0c\u4ee5\u907f\u514d\u91cd\u590d\u7f16\u5199\u76f8\u540c\u7684\u7f16\u7801\u8bbe\u7f6e\u4ee3\u7801\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u914d\u7f6eServlet\u7684\u7f16\u7801\u8fc7\u6ee4\u5668<\/h3>\n<\/p>\n
\u5728Servlet\u63a5\u6536\u8bf7\u6c42\u548c\u8fd4\u56de\u54cd\u5e94\u65f6\u4e5f\u53ef\u80fd\u53d1\u751f\u7f16\u7801\u95ee\u9898\uff0c\u4f7f\u7528\u7f16\u7801\u8fc7\u6ee4\u5668\u53ef\u4ee5\u5728\u6240\u6709\u8bf7\u6c42\u5904\u7406\u4e4b\u524d\u7edf\u4e00\u5b57\u7b26\u96c6\u7f16\u7801\u3002<\/p>\n<\/p>\n
\u521b\u5efa\u7f16\u7801\u8fc7\u6ee4\u5668\u7c7b<\/h4>\n<\/p>\n
\u5f00\u53d1\u4e00\u4e2a\u5b9e\u73b0\u4e86javax.servlet.Filter<\/code>\u63a5\u53e3\u7684\u7f16\u7801\u8fc7\u6ee4\u5668\u7c7b\uff0c\u5e76\u5728doFilter<\/code>\u65b9\u6cd5\u4e2d\u8bbe\u7f6e\u8bf7\u6c42\u548c\u54cd\u5e94\u7684\u7f16\u7801\uff1a<\/p>\n<\/p>\n
public void doFilter(ServletRequest request, ServletResponse response, FilterChAI<\/a>n chain)<\/p>\n
    throws IOException, ServletException {<\/p>\n
    request.setCharacterEncoding("UTF-8");<\/p>\n
    response.setCharacterEncoding("UTF-8");<\/p>\n
    response.setContentType("text\/html; charset=UTF-8");<\/p>\n
    chain.doFilter(request, response);<\/p>\n
}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728web.xml\u4e2d\u914d\u7f6e\u8fc7\u6ee4\u5668<\/h4>\n<\/p>\n
\u63a5\u7740\u9700\u8981\u5728web.xml\u6587\u4ef6\u4e2d\u6ce8\u518c\u521a\u624d\u521b\u5efa\u7684\u8fc7\u6ee4\u5668\uff0c\u5e76\u6307\u5b9a\u8981\u8fc7\u6ee4\u7684URL\u6a21\u5f0f\uff1a<\/p>\n<\/p>\n
<filter><\/p>\n
    <filter-name>encodingFilter<\/filter-name><\/p>\n
    <filter-class>com.yourpackage.EncodingFilter<\/filter-class><\/p>\n
<\/filter><\/p>\n
<filter-mapping><\/p>\n
    <filter-name>encodingFilter<\/filter-name><\/p>\n
    <url-pattern>\/*<\/url-pattern><\/p>\n
<\/filter-mapping><\/p>\n
<\/code><\/pre>\n<\/p>\n
\u56db\u3001\u8c03\u6574\u6570\u636e\u5e93\u8fde\u63a5\u7684\u7f16\u7801\u8bbe\u7f6e<\/h3>\n<\/p>\n
\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u4e2d\u6587\u4e71\u7801\u95ee\u9898\u53ef\u80fd\u662f\u7531\u4e8e\u6570\u636e\u5e93\u8fde\u63a5\u914d\u7f6e\u9519\u8bef\u5f15\u8d77\u7684\uff0c\u5c24\u5176\u662f\u5728\u8bfb\u53d6\u6216\u5199\u5165\u4e2d\u6587\u6570\u636e\u65f6\u3002<\/p>\n<\/p>\n
\u914d\u7f6e\u6570\u636e\u5e93\u8fde\u63a5\u5b57\u7b26\u4e32<\/h4>\n<\/p>\n
\u5728\u8fde\u63a5\u6570\u636e\u5e93\u65f6\uff0c\u9700\u8981\u6307\u5b9a\u4f7f\u7528\u6b63\u786e\u7684\u5b57\u7b26\u96c6\u7f16\u7801\uff0c\u4f8b\u5982\u5bf9\u4e8eMySQL\uff0c\u53ef\u4ee5\u5728\u8fde\u63a5\u5b57\u7b26\u4e32\u4e2d\u6307\u5b9a\uff1a<\/p>\n<\/p>\n
jdbc:mysql:\/\/localhost:3306\/yourdb?useUnicode=true&characterEncoding=UTF-8<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6837\u914d\u7f6e\u540e\uff0c\u5e94\u7528\u8fde\u63a5\u6570\u636e\u5e93\u65f6\u5c06\u4f7f\u7528UTF-8\u7f16\u7801\u8bfb\u5199\u6570\u636e\u3002<\/p>\n<\/p>\n
\u68c0\u67e5\u6570\u636e\u5e93\u8868\u7684\u5b57\u7b26\u96c6<\/h4>\n<\/p>\n
\u5728\u6570\u636e\u5e93\u5c42\u9762\uff0c\u4e5f\u9700\u8981\u786e\u4fdd\u6570\u636e\u5e93\u8868\u548c\u5b57\u6bb5\u4f7f\u7528\u7684\u5b57\u7b26\u96c6\u662fUTF-8\u3002\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0bSQL\u8bed\u53e5\u6765\u8bbe\u7f6e\u8868\u7684\u9ed8\u8ba4\u5b57\u7b26\u96c6\uff1a<\/p>\n<\/p>\n
ALTER TABLE your_table_name CONVERT TO CHARACTER SET utf8;<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u7ed3\u8bed<\/h3>\n<\/p>\n
\u4ee5\u4e0a\u6b65\u9aa4\u5c55\u793a\u4e86\u5982\u4f55\u901a\u8fc7\u4e00\u7cfb\u5217\u7684\u7f16\u7801\u8bbe\u7f6e\u6765\u89e3\u51b3Tomcat\u542f\u52a8\u7684Java\u9879\u76ee\u9875\u9762\u4e2d\u6587\u4e71\u7801\u7684\u95ee\u9898\u3002\u91cd\u8981\u7684\u662f\u8981\u786e\u4fdd\u4ece\u670d\u52a1\u5668\u5230\u9875\u9762\u518d\u5230\u6570\u636e\u5e93\u7684\u6240\u6709\u73af\u8282\u90fd\u7edf\u4e00\u91c7\u7528UTF-8\u6216\u5176\u4ed6\u652f\u6301\u4e2d\u6587\u7684\u5b57\u7b26\u96c6\uff0c\u8fd9\u6837\u624d\u80fd\u4ece\u6839\u672c\u4e0a\u89e3\u51b3\u4e71\u7801\u95ee\u9898\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
1. \u4e3a\u4ec0\u4e48Tomcat\u542f\u52a8\u7684Java\u9879\u76ee\u9875\u9762\u4f1a\u51fa\u73b0\u4e2d\u6587\u4e71\u7801\uff1f<\/strong><\/p>\n
\u4e2d\u6587\u4e71\u7801\u95ee\u9898\u5728Tomcat\u542f\u52a8\u7684Java\u9879\u76ee\u4e2d\u5f88\u5e38\u89c1\u3002\u8fd9\u53ef\u80fd\u662f\u7531\u4e8e\u7f16\u7801\u4e0d\u5339\u914d\u6216\u7f3a\u4e4f\u9002\u5f53\u7684\u5b57\u7b26\u96c6\u652f\u6301\u6240\u5bfc\u81f4\u7684\u3002\u901a\u5e38\uff0cTomcat\u9ed8\u8ba4\u4f7f\u7528ISO-8859-1\u7f16\u7801\uff0c\u800c\u4e2d\u6587\u4f7f\u7528\u7684\u662fUTF-8\u7f16\u7801\uff0c\u6240\u4ee5\u4f1a\u5bfc\u81f4\u4e2d\u6587\u4e71\u7801\u7684\u95ee\u9898\u3002<\/p>\n
2. \u5982\u4f55\u89e3\u51b3Tomcat\u542f\u52a8\u7684Java\u9879\u76ee\u9875\u9762\u4e2d\u6587\u4e71\u7801\u95ee\u9898\uff1f<\/strong><\/p>\n
\u89e3\u51b3\u4e2d\u6587\u4e71\u7801\u95ee\u9898\u6709\u51e0\u79cd\u65b9\u6cd5\u3002\u9996\u5148\uff0c\u53ef\u4ee5\u5c1d\u8bd5\u5728Tomcat\u7684server.xml\u914d\u7f6e\u6587\u4ef6\u4e2d\u66f4\u6539\u9ed8\u8ba4\u5b57\u7b26\u96c6\u7f16\u7801\u4e3aUTF-8\u3002\u5177\u4f53\u7684\u4fee\u6539\u65b9\u6cd5\u662f\u5728\u6807\u7b7e\u4e2d\u6dfb\u52a0\u5c5e\u6027\uff1aURIEncoding="UTF-8"\u3002<\/p>\n
\u53e6\u5916\uff0c\u8fd8\u53ef\u4ee5\u5728\u9879\u76ee\u7684web.xml\u914d\u7f6e\u6587\u4ef6\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u4ee3\u7801\u6765\u6307\u5b9a\u9879\u76ee\u7684\u5b57\u7b26\u96c6\u7f16\u7801\uff1a<\/p>\n
<filter>\n    <filter-name>encodingFilter<\/filter-name>\n    <filter-class>org.springframework.web.filter.CharacterEncodingFilter<\/filter-class>\n    <init-param>\n        <param-name>encoding<\/param-name>\n        <param-value>UTF-8<\/param-value>\n    <\/init-param>\n    <init-param>\n        <param-name>forceEncoding<\/param-name>\n        <param-value>true<\/param-value>\n    <\/init-param>\n<\/filter>\n\n<filter-mapping>\n    <filter-name>encodingFilter<\/filter-name>\n    <url-pattern>\/*<\/url-pattern>\n<\/filter-mapping>\n<\/code><\/pre>\n
\u5982\u679c\u4ee5\u4e0a\u65b9\u6cd5\u4ecd\u7136\u65e0\u6cd5\u89e3\u51b3\u4e71\u7801\u95ee\u9898\uff0c\u8fd8\u53ef\u4ee5\u5c1d\u8bd5\u5728JSP\u9875\u9762\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u4ee3\u7801\u6765\u6307\u5b9a\u9875\u9762\u7684\u5b57\u7b26\u96c6\u7f16\u7801\uff1a<\/p>\n
<%@ page language="java" contentType="text\/html; charset=UTF-8" pageEncoding="UTF-8"%>\n<\/code><\/pre>\n
3. \u8fd8\u6709\u5176\u4ed6\u89e3\u51b3Tomcat\u542f\u52a8\u7684Java\u9879\u76ee\u9875\u9762\u4e2d\u6587\u4e71\u7801\u95ee\u9898\u7684\u65b9\u6cd5\u5417\uff1f<\/strong><\/p>\n
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