Web.xml\u4e2dServlet\u4e2d\u7684\u914d\u7f6e<\/p>\n
->Servlet\u914d\u7f6e<\/p>\n
Servlet<\/p>\n
servlet-name\uff1a\u540d\u79f0<\/p>\n
servlet-class\uff1a\u7c7b\u540d\u79f0<\/p>\n
init-param\uff1a\u521d\u59cb\u5316\u53c2\u6570\u8282<\/p>\n
param-name\uff1a\u53c2\u6570\u540d\u79f0<\/p>\n
param-value\uff1a\u53c2\u6570\u503c<\/p>\n
load-on-straup\uff1a\u662f\u5426\u5728\u542f\u52a8\u65f6\u52a0\u8f7d\uff0c\u4e3a1\u65f6\u81ea\u52a8\u52a0\u8f7d\uff0c\u4e3a0\u65f6\u6709\u8bf7\u6c42\u65f6\u624d\u52a0\u8f7d<\/p>\n
\u5b9e\u9645\u4e2d\u5982\u679c\u4f7f\u7528\u4e86\u6846\u67b6\uff0c\u4f8b\u5982Structs\uff0cJSF\uff0cSpring\u90fd\u4f7f\u7528\u6b64\u65b9\u5f0f\u9884\u52a0\u8f7d\u3002<\/p>\n
Servlet-mapping\u914d\u7f6e<\/p>\n
servlet-mapping<\/p>\n
servlet-name<\/p>\n
url-pattern:\u5730\u5740\u683c\u5f0f\uff0c\u53ef\u4ee5\u4f7f\u7528\u901a\u914d\u7b26\u3002<\/p>\n
\u540c\u4e00\u4e2aServlet\u53ef\u4ee5\u914d\u7f6e\u591a\u4e2aurl-pattern<\/p>\n
\u540e\u7f00\u540d\u79f0\u5728\u8fd9\u91cc\u7684\u610f\u4e49\u5e76\u4e0d\u662f\u5f88\u5927\uff0c\u56e0\u4e3a\u53ef\u4ee5\u76f4\u63a5\u5728\u8fd9\u91cc\u5b9a\u4e49\u4e0d\u540c\u7684\u540e\u7f00\u540d\u79f0\u3002<\/p>\n
Context Param<\/p>\n
\u8fd9\u4e2a\u53c2\u6570\u662f\u6240\u6709\u7684Servlet\u90fd\u80fd\u591f\u8bfb\u53d6\u7684\u53c2\u6570\u3002\u914d\u7f6e\u89c4\u5219\u5982\u4e0b<\/p>\n
context-param<\/p>\n
param-name<\/p>\n
param-value<\/p>\n
\u53ef\u4ee5\u6709\u591a\u4e2a\u540c\u6837\u7684\u914d\u7f6e\u8282\u914d\u7f6e\u4e0d\u540c\u7684\u53c2\u6570\uff0cServlet\u4e2d\u901a\u8fc7\u4f7f\u7528getServletConfig().getServletContext()\u65b9\u6cd5\u83b7\u53d6servletContext\u5bf9\u8c61\uff0c\u7136\u540e\u4f7f\u7528\u5176getInitParameter()\u83b7\u53d6\u6240\u6709\u7684context-param\u53c2\u6570\u540d\u79f0\u548c\u53c2\u6570\u503c\u5217\u8868<\/p>\n
\u53e6\u4e00\u4e2a\u53ef\u9009\u7684\u65b9\u5f0f\u662f\u628a\u53c2\u6570\u914d\u7f6e\u5199\u5230properties\u6587\u4ef6\u91cc\u9762\u3002<\/p>\n
\u8d44\u6e90\u6ce8\u5165@Resource<\/p>\n
Annotation\u662fJava5.0\u5f15\u5165\u7684\u65b0\u7279\u7279\u7279\u6027\uff0c\u4ee5@\u7b26\u53f7\u4f5c\u4e3a\u6807\u8bb0\u3002<\/p>\n
\u4f8b\u5982<\/p>\n
@Resource(name=\u201cmessageFormXml\u201d)<\/p>\n
private String message;<\/p>\n
\u4ee3\u8868\u5728\u8fd0\u884c\u65f6\uff0c\u53ea\u8981\u5728web.xml\u4e2d\u914d\u7f6e\u4e00\u4e2amessageFormXml\u7684\u53c2\u6570\u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n
\u4e5f\u53ef\u4ee5\u5199\u6210\u4e0b\u9762\u7684\u5f62\u5f0f<\/p>\n
private @Resource(name=\u201cmessageFormXml\u201d) String message;<\/p>\n
\u8d44\u6e90\u6ce8\u91ca\u6dfb\u52a0\u540e\uff0c\u9700\u8981\u5728web.xml\u4e2d\u6dfb\u52a0\u5bf9\u5e94\u7684\u8282\u70b9\u540e\uff0c\u624d\u80fd\u591f\u88ab\u8bfb\u53d6\u5230\u3002<\/p>\n
Servlet\u751f\u547d\u5468\u671f<\/p>\n
\u6240\u6709\u7528\u6237\u5171\u7528\u540c\u4e00\u4e2aServlet\u5b9e\u4f8b<\/p>\n
init\u65b9\u6cd5\u548cdestroy\u65b9\u6cd5\u53ea\u4f1a\u8c03\u7528\u4e00\u6b21\uff0cservice\u5728\u6bcf\u6b21\u8bf7\u6c42\u65f6\u90fd\u4f1a\u88ab\u6267\u884c\u3002<\/p>\n
\u53ef\u4ee5\u8003\u8651\u628a\u4e00\u4e9b\u914d\u7f6e\u578b\u7684\u4e8b\u52a1\u653e\u5230init\u4e2d\u8fdb\u884c\uff0c\u8fd9\u6837\uff0c\u53ef\u4ee5\u51cf\u5c11\u6267\u884c\u7684\u6b21\u6570\u3002<\/p>\n
Servlet\u7ebf\u7a0b\u5b89\u5168<\/p>\n
Servlet\u4e0d\u662f\u7ebf\u7a0b\u5b89\u5168\u7684\uff0c\u6240\u4ee5\u516c\u5171\u79c1\u6709\u53d8\u91cf\u6709\u53ef\u80fd\u4f1a\u5b58\u5728\u7ebf\u7a0b\u540c\u6b65\u7684\u95ee\u9898\uff0c\u5728Servlet\u4e2d\u5b9a\u4e49\u5c5e\u6027\u7684\u8bdd\uff0c\u5982\u679c\u5b58\u5728\u5199\u5165\u7684\u53ef\u80fd\uff0c\u5219\u4f1a\u5bfc\u81f4\u7ebf\u7a0b\u6570\u636e\u540c\u6b65\u95ee\u9898<\/p>\n","protected":false},"excerpt":{"rendered":"