{"id":1086,"date":"2021-03-08T22:31:12","date_gmt":"2021-03-08T14:31:12","guid":{"rendered":"https:\/\/www.52dixiaowo.com\/java\/?p=1086"},"modified":"2021-03-08T22:31:13","modified_gmt":"2021-03-08T14:31:13","slug":"jsp%e5%8a%a8%e4%bd%9c","status":"publish","type":"post","link":"https:\/\/www.52dixiaowo.com\/java\/post-1086.html","title":{"rendered":"jsp\u52a8\u4f5c"},"content":{"rendered":"\n

jsp\u52a8\u4f5c\uff0c\u4e5f\u53eb\u52a8\u4f5c(\u884c\u4e3a)\u6807\u7b7e<\/strong>\u3002\u52a8\u4f5c\u662f\u9875\u9762\u53d1\u9001\u7ed9\u5bb9\u5668\u7684\u6307\u4ee4\uff0c\u5b83\u63d0\u793a\u5bb9\u5668\u5728\u9875\u9762\u6267\u884c\u671f\u95f4\u5b8c\u6210\u67d0\u79cd\u4efb\u52a1\u3002\u52a8\u4f5c\u7684\u4e00\u822c\u683c\u5f0f\u4e3a\uff1a<\/p>\n\n\n\n

<prefix:actionName attribute - list \/><\/code><\/pre>\n\n\n\n
\u5728\u52a8\u4f5c\u6807\u7b7e\u4e2d\uff0cprefix\u662f\u524d\u7f00\u540d\uff0cactionName\u4e3a\u52a8\u4f5c\u540d\uff0cattribute-list\u8868\u793a\u9488\u5bf9\u8be5\u52a8\u4f5c\u7684\u4e00\u4e2a\u6216\u591a\u4e2a\u5c5e\u6027\/\u503c\u5bf9<\/p>\n\n\n\n
1.\u52a8\u4f5c\u8303\u56f4\uff1ajsp\u6807\u51c6\u52a8\u4f5c\u3001\u6807\u51c6\u6807\u7b7e\u5e93\u4e2d\u7684\u52a8\u4f5c\u3001\u7528\u6237\u81ea\u5b9a\u4e49\u52a8\u4f5c\u3002<\/h5>\n\n\n\n
2.jsp\u52a8\u4f5c\u4f5c\u7528\uff1a\u63a7\u5236\u4e00\u4e9b\u52a8\u6001\u64cd\u4f5c\uff0c\u5305\u62ec\u52a8\u6001\u5f15\u5165\u6587\u4ef6\uff0c\u5f15\u5bfc\u8df3\u8f6c\u9875\u9762\u7b49<\/h5>\n\n\n\n
3.jsp\u52a8\u4f5c\u6807\u7b7e\u8bed\u6cd5\u6807\u51c6\uff1a\u4e25\u683c\u9075\u5faaxml\u6807\u51c6<\/h5>\n\n\n\n
4.\u5e38\u7528\u7684\u884c\u4e3a\u6807\u7b7e<\/h5>\n\n\n\n
\u8bed\u6cd5<\/strong><\/th>\u63cf\u8ff0<\/strong><\/th><\/tr>
jsp:include<\/td>\u7528\u4e8e\u5728\u5f53\u524d\u9875\u9762\u4e2d\u5305\u542b\u9759\u6001\u6216\u52a8\u6001\u8d44\u6e90<\/td><\/tr>
jsp:useBean<\/td>\u5bfb\u627e\u548c\u521d\u59cb\u5316\u4e00\u4e2aJavaBean\u7ec4\u4ef6<\/td><\/tr>
jsp:setProperty<\/td>\u8bbe\u7f6e JavaBean\u7ec4\u4ef6\u7684\u503c<\/td><\/tr>
jsp:getProperty<\/td>\u5c06 JavaBean\u7ec4\u4ef6\u7684\u503c\u63d2\u5165\u5230 output\u4e2d<\/td><\/tr>
jsp:forward<\/td>\u4ece\u4e00\u4e2aJSP\u6587\u4ef6\u5411\u53e6\u4e00\u4e2a\u6587\u4ef6\u4f20\u9012\u4e00\u4e2a\u5305\u542b\u7528\u6237\u8bf7\u6c42\u7684request\u5bf9\u8c61<\/td><\/tr>
jsp:plugin<\/td>\u7528\u4e8e\u5728\u751f\u6210\u7684HTML\u9875\u9762\u4e2d\u5305\u542bApplet\u548cJavaBean\u5bf9\u8c61<\/td><\/tr>
jsp:element<\/td>\u52a8\u6001\u521b\u5efa\u4e00\u4e2aXML\u5143\u7d20<\/td><\/tr>
jsp:attribute<\/td>\u5b9a\u4e49\u52a8\u6001\u521b\u5efa\u7684XML\u5143\u7d20\u7684\u5c5e\u6027<\/td><\/tr>
jsp:body<\/td>\u5b9a\u4e49\u52a8\u6001\u521b\u5efa\u7684XML\u5143\u7d20\u7684\u4e3b\u4f53<\/td><\/tr>
jsp:text<\/td>\u7528\u4e8e\u5c01\u88c5\u6a21\u677f\u6570\u636e<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
jsp\u52a8\u4f5c\u5fc5\u987b\u7684\u5c5e\u6027\u67092\u4e2a\uff1aid\u5c5e\u6027\u548cscope\u5c5e\u6027\nid\u5c5e\u6027\uff1aid\u5c5e\u6027\u662f\u52a8\u4f5c\u5143\u7d20\u7684\u552f\u4e00\u8868\u793a\uff0c\u53ef\u88abPageContext\u8c03\u7528\nscope\u5c5e\u6027\uff1a\u8bc6\u522b\u52a8\u4f5c\u5143\u7d20\u7684\u751f\u547d\u5468\u671f\uff0cpage,request,session,application\u56db\u79cd<\/code><\/pre>\n\n\n\n
5.include\u5305\u542b\u52a8\u4f5c<\/h5>\n\n\n\n
<jsp:include page=\"copyrigt.jsp\" \/><\/code><\/pre>\n\n\n\n
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6.useBean\uff0csetProperty\uff0cgetProperty\u52a8\u4f5c<\/h5>\n\n\n\n
<jsp:useBean id=\"person\" type=\"com.demo.Person\" scope=\"session\" class=\"com.demo.Customer\" \/><\/code><\/pre>\n\n\n\n
\u8be5\u52a8\u4f5c\u5728\u6307\u5b9a\u4f5c\u7528\u57df\u4e2d\u67e5\u627e\u7c7b\u578b\u4e3aPerson\u7684\u5b9e\u4f8b\uff0c\u5982\u679c\u627e\u5230\uff0c\u5219\u4f7f\u7528person\u6307\u5411\u5b83\uff0c\u82e5\u6ca1\u6709\uff0c\u4f7f\u7528class\u521b\u5efa\u4e00\u4e2a\u5b9e\u4f8b<\/p>\n\n\n\n
<jsp:setProperty name=\"beanNme\" \n    {property = \"propertyName\" value=\"{String | <%= expression %>}\" |        \n    property = \"propertyName\" [param = \"paramName\"] |\n    property = \"*\"} \n\/><\/code><\/pre>\n\n\n\n
name\u5c5e\u6027\u7528\u6765\u8868\u793a\u4e00\u4e2abean\u5b9e\u4f8b\uff0cproperty\u5c5e\u6027\u662f\u5b9e\u4f8b\u7684\u5c5e\u6027\uff0cvalue\u662f\u5c5e\u6027\u6307\u5b9a\u7684\u503c\uff0cparam\u5c5e\u6027\u6307\u5b9a\u8bf7\u6c42\u53c2\u6570\u540d\uff0c\u628a\u8be5\u53c2\u6570\u4f5c\u4e3avalue\uff0c\u6240\u4ee5\u4e0d\u53ef\u4e0evalue\u5c5e\u6027\u540c\u65f6\u4f7f\u7528<\/p>\n\n\n\n
<jsp:getProperty name=\"customer\" property=\"phone \/><\/code><\/pre>\n\n\n\n
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7.forward\u8f6c\u53d1\u52a8\u4f5c<\/h5>\n\n\n\n
<jsp:forward page=\"other.jsp\" \/><\/code><\/pre>\n\n\n\n
\u5b9e\u73b0\u5bf9jsp\u7684\u8f6c\u53d1<\/p>\n\n\n\n
<\/p>\n","protected":false},"excerpt":{"rendered":"
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