java \u7b14\u8bd5\u9898\u5927\u5168<\/p>\n
111\u3001UML\u65b9\u9762
\n\u6807\u51c6\u5efa\u6a21\u8bed\u8a00UML\u3002\u7528\u4f8b\u56fe,\u9759\u6001\u56fe(\u5305\u62ec\u7c7b\u56fe\u3001\u5bf9\u8c61\u56fe\u548c\u5305\u56fe),\u884c\u4e3a\u56fe,\u4ea4\u4e92\u56fe(\u987a\u5e8f\u56fe,\u5408\u4f5c\u56fe),\u5b9e\u73b0\u56fe\u3002<\/p>\n
112\u3001\u8bf4\u51fa\u4e00\u4e9b\u5e38\u7528\u7684\u7c7b\uff0c\u5305\uff0c\u63a5\u53e3\uff0c\u8bf7\u5404\u4e3e5\u4e2a
\n\u5e38\u7528\u7684\u7c7b\uff1aBufferedReader BufferedWriter FileReader FileWirter String Integer
\n\u5e38\u7528\u7684\u5305\uff1ajava.lang java.awt java.io java.util java.sql
\n\u5e38\u7528\u7684\u63a5\u53e3\uff1aRemote List Map Document NodeList<\/p>\n
113\u3001\u5f00\u53d1\u4e2d\u90fd\u7528\u5230\u4e86\u90a3\u4e9b\u8bbe\u8ba1\u6a21\u5f0f?\u7528\u5728\u4ec0\u4e48\u573a\u5408?
\n\u6bcf\u4e2a\u6a21\u5f0f\u90fd\u63cf\u8ff0\u4e86\u4e00\u4e2a\u5728\u6211\u4eec\u7684\u73af\u5883\u4e2d\u4e0d\u65ad\u51fa\u73b0\u7684\u95ee\u9898\uff0c\u7136\u540e\u63cf\u8ff0\u4e86\u8be5\u95ee\u9898\u7684\u89e3\u51b3\u65b9\u6848\u7684\u6838\u5fc3\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u4f60\u53ef\u4ee5\u65e0\u6570\u6b21\u5730\u4f7f\u7528\u90a3\u4e9b\u5df2\u6709\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u65e0\u9700\u5728\u91cd\u590d\u76f8\u540c\u7684\u5de5\u4f5c\u3002\u4e3b\u8981\u7528\u5230\u4e86MVC\u7684\u8bbe\u8ba1\u6a21\u5f0f\u3002\u7528\u6765\u5f00\u53d1JSP\/Servlet\u6216\u8005J2EE\u7684\u76f8\u5173\u5e94\u7528\u3002\u7b80\u5355\u5de5\u5382\u6a21\u5f0f\u7b49\u3002<\/p>\n
114\u3001jsp\u6709\u54ea\u4e9b\u52a8\u4f5c?\u4f5c\u7528\u5206\u522b\u662f\u4ec0\u4e48?
\nJSP \u5171\u6709\u4ee5\u4e0b6\u79cd\u57fa\u672c\u52a8\u4f5c jsp:include\uff1a\u5728\u9875\u9762\u88ab\u8bf7\u6c42\u7684\u65f6\u5019\u5f15\u5165\u4e00\u4e2a\u6587\u4ef6\u3002 jsp:useBean\uff1a\u5bfb\u627e\u6216\u8005\u5b9e\u4f8b\u5316\u4e00\u4e2aJavaBean\u3002 jsp:setProperty\uff1a\u8bbe\u7f6eJavaBean\u7684\u5c5e\u6027\u3002 jsp:getProperty\uff1a\u8f93\u51fa\u67d0\u4e2aJavaBean\u7684\u5c5e\u6027\u3002 jsp:forward\uff1a\u628a\u8bf7\u6c42\u8f6c\u5230\u4e00\u4e2a\u65b0\u7684\u9875\u9762\u3002 jsp:plugin\uff1a\u6839\u636e\u6d4f\u89c8\u5668\u7c7b\u578b\u4e3aJava\u63d2\u4ef6\u751f\u6210OBJECT\u6216EMBED\u6807\u8bb0\u3002<\/p>\n
115\u3001Anonymous Inner Class (\u533f\u540d\u5185\u90e8\u7c7b) \u662f\u5426\u53ef\u4ee5extends(\u7ee7\u627f)\u5176\u5b83\u7c7b\uff0c\u662f\u5426\u53ef\u4ee5implements(\u5b9e\u73b0)interface(\u63a5\u53e3)?
\n\u53ef\u4ee5\u7ee7\u627f\u5176\u4ed6\u7c7b\u6216\u5b8c\u6210\u5176\u4ed6\u63a5\u53e3\uff0c\u5728swing\u7f16\u7a0b\u4e2d\u5e38\u7528\u6b64\u65b9\u5f0f\u3002<\/p>\n
116\u3001\u5e94\u7528\u670d\u52a1\u5668\u4e0eWEB SERVER\u7684\u533a\u522b\uff1f
\n\u5e94\u7528\u670d\u52a1\u5668\uff1aWeblogic\u3001Tomcat\u3001Jboss
\nWEB SERVER\uff1aIIS\u3001 Apache<\/p>\n
117\u3001BS\u4e0eCS\u7684\u8054\u7cfb\u4e0e\u533a\u522b\u3002
\nC\/S\u662fClient\/Server\u7684\u7f29\u5199\u3002\u670d\u52a1\u5668\u901a\u5e38\u91c7\u7528\u9ad8\u6027\u80fd\u7684PC\u3001\u5de5\u4f5c\u7ad9\u6216\u5c0f\u578b\u673a\uff0c\u5e76\u91c7\u7528\u5927\u578b\u6570\u636e\u5e93\u7cfb\u7edf\uff0c\u5982Oracle\u3001Sybase\u3001Informix\u6216 SQL Server\u3002\u5ba2\u6237\u7aef\u9700\u8981\u5b89\u88c5\u4e13\u7528\u7684\u5ba2\u6237\u7aef\u8f6f\u4ef6\u3002
\nB\/\uff33 \u662fBrower\/Server\u7684\u7f29\u5199\uff0c\u5ba2\u6237\u673a\u4e0a\u53ea\u8981\u5b89\u88c5\u4e00\u4e2a\u6d4f\u89c8\u5668\uff08Browser\uff09\uff0c\u5982Netscape Navigator\u6216Internet Explorer\uff0c\u670d\u52a1\u5668\u5b89\u88c5Oracle\u3001Sybase\u3001Informix\u6216 SQL Server\u7b49\u6570\u636e\u5e93\u3002\u5728\u8fd9\u79cd\u7ed3\u6784\u4e0b\uff0c\u7528\u6237\u754c\u9762\u5b8c\u5168\u901a\u8fc7WWW\u6d4f\u89c8\u5668\u5b9e\u73b0\uff0c\u4e00\u90e8\u5206\u4e8b\u52a1\u903b\u8f91\u5728\u524d\u7aef\u5b9e\u73b0\uff0c\u4f46\u662f\u4e3b\u8981\u4e8b\u52a1\u903b\u8f91\u5728\u670d\u52a1\u5668\u7aef\u5b9e\u73b0\u3002\u6d4f\u89c8\u5668\u901a\u8fc7\uff37eb Server \u540c\u6570\u636e\u5e93\u8fdb\u884c\u6570\u636e\u4ea4\u4e92\u3002
\nC\/S \u4e0e B\/S \u533a\u522b\uff1a
\n\uff11\uff0e\u786c\u4ef6\u73af\u5883\u4e0d\u540c:
\n\u3000\u3000C\/S \u4e00\u822c\u5efa\u7acb\u5728\u4e13\u7528\u7684\u7f51\u7edc\u4e0a, \u5c0f\u8303\u56f4\u91cc\u7684\u7f51\u7edc\u73af\u5883, \u5c40\u57df\u7f51\u4e4b\u95f4\u518d\u901a\u8fc7\u4e13\u95e8\u670d\u52a1\u5668\u63d0\u4f9b\u8fde\u63a5\u548c\u6570\u636e\u4ea4\u6362\u670d\u52a1.
\n\u3000\u3000B\/S \u5efa\u7acb\u5728\u5e7f\u57df\u7f51\u4e4b\u4e0a\u7684, \u4e0d\u5fc5\u662f\u4e13\u95e8\u7684\u7f51\u7edc\u786c\u4ef6\u73af\u5883,\u4f8b\u4e0e\u7535\u8bdd\u4e0a\u7f51, \u79df\u7528\u8bbe\u5907. \u4fe1\u606f\u81ea\u5df1\u7ba1\u7406. \u6709\u6bd4C\/S\u66f4\u5f3a\u7684\u9002\u5e94\u8303\u56f4, \u4e00\u822c\u53ea\u8981\u6709\u64cd\u4f5c\u7cfb\u7edf\u548c\u6d4f\u89c8\u5668\u5c31\u884c
\n\uff12\uff0e\u5bf9\u5b89\u5168\u8981\u6c42\u4e0d\u540c
\n\u3000\u3000C\/S \u4e00\u822c\u9762\u5411\u76f8\u5bf9\u56fa\u5b9a\u7684\u7528\u6237\u7fa4, \u5bf9\u4fe1\u606f\u5b89\u5168\u7684\u63a7\u5236\u80fd\u529b\u5f88\u5f3a. \u4e00\u822c\u9ad8\u5ea6\u673a\u5bc6\u7684\u4fe1\u606f\u7cfb\u7edf\u91c7\u7528C\/S \u7ed3\u6784\u9002\u5b9c. \u53ef\u4ee5\u901a\u8fc7B\/S\u53d1\u5e03\u90e8\u5206\u53ef\u516c\u5f00\u4fe1\u606f.
\n\u3000\u3000B\/S \u5efa\u7acb\u5728\u5e7f\u57df\u7f51\u4e4b\u4e0a, \u5bf9\u5b89\u5168\u7684\u63a7\u5236\u80fd\u529b\u76f8\u5bf9\u5f31, \u53ef\u80fd\u9762\u5411\u4e0d\u53ef\u77e5\u7684\u7528\u6237\u3002
\n\uff13\uff0e\u5bf9\u7a0b\u5e8f\u67b6\u6784\u4e0d\u540c
\n\u3000\u3000C\/S \u7a0b\u5e8f\u53ef\u4ee5\u66f4\u52a0\u6ce8\u91cd\u6d41\u7a0b, \u53ef\u4ee5\u5bf9\u6743\u9650\u591a\u5c42\u6b21\u6821\u9a8c, \u5bf9\u7cfb\u7edf\u8fd0\u884c\u901f\u5ea6\u53ef\u4ee5\u8f83\u5c11\u8003\u8651.
\n\u3000 \u3000B\/S \u5bf9\u5b89\u5168\u4ee5\u53ca\u8bbf\u95ee\u901f\u5ea6\u7684\u591a\u91cd\u7684\u8003\u8651, \u5efa\u7acb\u5728\u9700\u8981\u66f4\u52a0\u4f18\u5316\u7684\u57fa\u7840\u4e4b\u4e0a. \u6bd4C\/S\u6709\u66f4\u9ad8\u7684\u8981\u6c42 B\/S\u7ed3\u6784\u7684\u7a0b\u5e8f\u67b6\u6784\u662f\u53d1\u5c55\u7684\u8d8b\u52bf, \u4eceMS\u7684.Net\u7cfb\u5217\u7684BizTalk 2000 Exchange 2000\u7b49, \u5168\u9762\u652f\u6301\u7f51\u7edc\u7684\u6784\u4ef6\u642d\u5efa\u7684\u7cfb\u7edf. SUN \u548cIBM\u63a8\u7684JavaBean \u6784\u4ef6\u6280\u672f\u7b49,\u4f7f B\/S\u66f4\u52a0\u6210\u719f.
\n\uff14\uff0e\u8f6f\u4ef6\u91cd\u7528\u4e0d\u540c
\n\u3000\u3000C\/S \u7a0b\u5e8f\u53ef\u4ee5\u4e0d\u53ef\u907f\u514d\u7684\u6574\u4f53\u6027\u8003\u8651, \u6784\u4ef6\u7684\u91cd\u7528\u6027\u4e0d\u5982\u5728B\/S\u8981\u6c42\u4e0b\u7684\u6784\u4ef6\u7684\u91cd\u7528\u6027\u597d.
\n\u3000\u3000B\/S \u5bf9\u7684\u591a\u91cd\u7ed3\u6784,\u8981\u6c42\u6784\u4ef6\u76f8\u5bf9\u72ec\u7acb\u7684\u529f\u80fd. \u80fd\u591f\u76f8\u5bf9\u8f83\u597d\u7684\u91cd\u7528.\u5c31\u5165\u4e70\u6765\u7684\u9910\u684c\u53ef\u4ee5\u518d\u5229\u7528,\u800c\u4e0d\u662f\u505a\u5728\u5899\u4e0a\u7684\u77f3\u5934\u684c\u5b50
\n\uff15\uff0e\u7cfb\u7edf\u7ef4\u62a4\u4e0d\u540c
\n\u3000\u3000C\/S \u7a0b\u5e8f\u7531\u4e8e\u6574\u4f53\u6027, \u5fc5\u987b\u6574\u4f53\u8003\u5bdf, \u5904\u7406\u51fa\u73b0\u7684\u95ee\u9898\u4ee5\u53ca\u7cfb\u7edf\u5347\u7ea7. \u5347\u7ea7\u96be. \u53ef\u80fd\u662f\u518d\u505a\u4e00\u4e2a\u5168\u65b0\u7684\u7cfb\u7edf
\n\u3000\u3000B\/S \u6784\u4ef6\u7ec4\u6210,\u65b9\u9762\u6784\u4ef6\u4e2a\u522b\u7684\u66f4\u6362,\u5b9e\u73b0\u7cfb\u7edf\u7684\u65e0\u7f1d\u5347\u7ea7. \u7cfb\u7edf\u7ef4\u62a4\u5f00\u9500\u51cf\u5230\u6700\u5c0f.\u7528\u6237\u4ece\u7f51\u4e0a\u81ea\u5df1\u4e0b\u8f7d\u5b89\u88c5\u5c31\u53ef\u4ee5\u5b9e\u73b0\u5347\u7ea7.
\n\uff16\uff0e\u5904\u7406\u95ee\u9898\u4e0d\u540c
\n\u3000\u3000C\/S \u7a0b\u5e8f\u53ef\u4ee5\u5904\u7406\u7528\u6237\u9762\u56fa\u5b9a, \u5e76\u4e14\u5728\u76f8\u540c\u533a\u57df, \u5b89\u5168\u8981\u6c42\u9ad8\u9700\u6c42, \u4e0e\u64cd\u4f5c\u7cfb\u7edf\u76f8\u5173. \u5e94\u8be5\u90fd\u662f\u76f8\u540c\u7684\u7cfb\u7edf
\n\u3000\u3000B\/S \u5efa\u7acb\u5728\u5e7f\u57df\u7f51\u4e0a, \u9762\u5411\u4e0d\u540c\u7684\u7528\u6237\u7fa4, \u5206\u6563\u5730\u57df, \u8fd9\u662fC\/S\u65e0\u6cd5\u4f5c\u5230\u7684. \u4e0e\u64cd\u4f5c\u7cfb\u7edf\u5e73\u53f0\u5173\u7cfb\u6700\u5c0f.
\n\uff17\uff0e\u7528\u6237\u63a5\u53e3\u4e0d\u540c
\n\u3000\u3000C\/S \u591a\u662f\u5efa\u7acb\u7684Window\u5e73\u53f0\u4e0a,\u8868\u73b0\u65b9\u6cd5\u6709\u9650,\u5bf9\u7a0b\u5e8f\u5458\u666e\u904d\u8981\u6c42\u8f83\u9ad8
\n\u3000\u3000B\/S \u5efa\u7acb\u5728\u6d4f\u89c8\u5668\u4e0a, \u6709\u66f4\u52a0\u4e30\u5bcc\u548c\u751f\u52a8\u7684\u8868\u73b0\u65b9\u5f0f\u4e0e\u7528\u6237\u4ea4\u6d41. \u5e76\u4e14\u5927\u90e8\u5206\u96be\u5ea6\u51cf\u4f4e,\u51cf\u4f4e\u5f00\u53d1\u6210\u672c.
\n\uff18\uff0e\u4fe1\u606f\u6d41\u4e0d\u540c
\n\u3000\u3000C\/S \u7a0b\u5e8f\u4e00\u822c\u662f\u5178\u578b\u7684\u4e2d\u592e\u96c6\u6743\u7684\u673a\u68b0\u5f0f\u5904\u7406, \u4ea4\u4e92\u6027\u76f8\u5bf9\u4f4e
\n\u3000\u3000B\/S \u4fe1\u606f\u6d41\u5411\u53ef\u53d8\u5316, B-B B-C B-G\u7b49\u4fe1\u606f\u3001\u6d41\u5411\u7684\u53d8\u5316, \u66f4\u50cf\u4ea4\u6613\u4e2d\u5fc3\u3002<\/p>\n
118\u3001LINUX\u4e0b\u7ebf\u7a0b\uff0cGDI\u7c7b\u7684\u89e3\u91ca\u3002
\nLINUX\u5b9e\u73b0\u7684\u5c31\u662f\u57fa\u4e8e\u6838\u5fc3\u8f7b\u91cf\u7ea7\u8fdb\u7a0b\u7684"\u4e00\u5bf9\u4e00"\u7ebf\u7a0b\u6a21\u578b\uff0c\u4e00\u4e2a\u7ebf\u7a0b\u5b9e\u4f53\u5bf9\u5e94\u4e00\u4e2a\u6838\u5fc3\u8f7b\u91cf\u7ea7\u8fdb\u7a0b\uff0c\u800c\u7ebf\u7a0b\u4e4b\u95f4\u7684\u7ba1\u7406\u5728\u6838\u5916\u51fd\u6570\u5e93\u4e2d\u5b9e\u73b0\u3002
\nGDI\u7c7b\u4e3a\u56fe\u50cf\u8bbe\u5907\u7f16\u7a0b\u63a5\u53e3\u7c7b\u5e93\u3002<\/p>\n
119\u3001STRUTS\u7684\u5e94\u7528(\u5982STRUTS\u67b6\u6784)
\nStruts \u662f\u91c7\u7528Java Servlet\/JavaServer Pages\u6280\u672f\uff0c\u5f00\u53d1Web\u5e94\u7528\u7a0b\u5e8f\u7684\u5f00\u653e\u6e90\u7801\u7684framework\u3002 \u91c7\u7528Struts\u80fd\u5f00\u53d1\u51fa\u57fa\u4e8eMVC(Model-View-Controller)\u8bbe\u8ba1\u6a21\u5f0f\u7684\u5e94\u7528\u6784\u67b6\u3002 Struts\u6709\u5982\u4e0b\u7684\u4e3b\u8981\u529f\u80fd\uff1a \u4e00.\u5305\u542b\u4e00\u4e2acontroller servlet\uff0c\u80fd\u5c06\u7528\u6237\u7684\u8bf7\u6c42\u53d1\u9001\u5230\u76f8\u5e94\u7684Action\u5bf9\u8c61\u3002 \u4e8c.JSP\u81ea\u7531tag\u5e93\uff0c\u5e76\u4e14\u5728controller servlet\u4e2d\u63d0\u4f9b\u5173\u8054\u652f\u6301\uff0c\u5e2e\u52a9\u5f00\u53d1\u5458\u521b\u5efa\u4ea4\u4e92\u5f0f\u8868\u5355\u5e94\u7528\u3002 \u4e09.\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u5b9e\u7528\u5bf9\u8c61\uff1aXML\u5904\u7406\u3001\u901a\u8fc7Java reflection APIs\u81ea\u52a8\u5904\u7406JavaBeans\u5c5e\u6027\u3001\u56fd\u9645\u5316\u7684\u63d0\u793a\u548c\u6d88\u606f\u3002<\/p>\n
120\u3001Jdo\u662f\u4ec0\u4e48?
\nJDO \u662fJava\u5bf9\u8c61\u6301\u4e45\u5316\u7684\u65b0\u7684\u89c4\u8303\uff0c\u4e3ajava data object\u7684\u7b80\u79f0,\u4e5f\u662f\u4e00\u4e2a\u7528\u4e8e\u5b58\u53d6\u67d0\u79cd\u6570\u636e\u4ed3\u5e93\u4e2d\u7684\u5bf9\u8c61\u7684\u6807\u51c6\u5316API\u3002JDO\u63d0\u4f9b\u4e86\u900f\u660e\u7684\u5bf9\u8c61\u5b58\u50a8\uff0c\u56e0\u6b64\u5bf9\u5f00\u53d1\u4eba\u5458\u6765\u8bf4\uff0c\u5b58\u50a8\u6570\u636e\u5bf9\u8c61\u5b8c\u5168\u4e0d\u9700\u8981\u989d \u5916\u7684\u4ee3\u7801\uff08\u5982JDBC API\u7684\u4f7f\u7528\uff09\u3002\u8fd9\u4e9b\u7e41\u7410\u7684\u4f8b\u884c\u5de5\u4f5c\u5df2\u7ecf\u8f6c\u79fb\u5230JDO\u4ea7\u54c1\u63d0\u4f9b\u5546\u8eab\u4e0a\uff0c\u4f7f\u5f00\u53d1\u4eba\u5458\u89e3\u8131\u51fa\u6765\uff0c\u4ece\u800c\u96c6\u4e2d\u65f6\u95f4\u548c\u7cbe\u529b\u5728\u4e1a\u52a1\u903b\u8f91\u4e0a\u3002\u53e6\u5916\uff0cJDO\u5f88\u7075\u6d3b\uff0c\u56e0\u4e3a\u5b83 \u53ef\u4ee5\u5728\u4efb\u4f55\u6570\u636e\u5e95\u5c42\u4e0a\u8fd0\u884c\u3002JDBC\u53ea\u662f\u9762\u5411\u5173\u7cfb\u6570\u636e\u5e93\uff08RDBMS\uff09JDO\u66f4\u901a\u7528\uff0c\u63d0\u4f9b\u5230\u4efb\u4f55\u6570\u636e\u5e95\u5c42\u7684\u5b58\u50a8\u529f\u80fd\uff0c\u6bd4\u5982\u5173\u7cfb\u6570\u636e\u5e93\u3001\u6587\u4ef6\u3001XML\u4ee5\u53ca\u5bf9 \u8c61\u6570\u636e\u5e93\uff08ODBMS\uff09\u7b49\u7b49\uff0c\u4f7f\u5f97\u5e94\u7528\u53ef\u79fb\u690d\u6027\u66f4\u5f3a\u3002<\/p>\n
121\u3001\u5185\u90e8\u7c7b\u53ef\u4ee5\u5f15\u7528\u4ed6\u5305\u542b\u7c7b\u7684\u6210\u5458\u5417\uff1f\u6709\u6ca1\u6709\u4ec0\u4e48\u9650\u5236\uff1f
\n\u4e00\u4e2a\u5185\u90e8\u7c7b\u5bf9\u8c61\u53ef\u4ee5\u8bbf\u95ee\u521b\u5efa\u5b83\u7684\u5916\u90e8\u7c7b\u5bf9\u8c61\u7684\u5185\u5bb9<\/p>\n
\u5185\u90e8\u7c7b\u5982\u679c\u4e0d\u662fstatic\u7684\uff0c\u90a3\u4e48\u5b83\u53ef\u4ee5\u8bbf\u95ee\u521b\u5efa\u5b83\u7684\u5916\u90e8\u7c7b\u5bf9\u8c61\u7684\u6240\u6709\u5c5e\u6027
\n\u5185\u90e8\u7c7b\u5982\u679c\u662fsattic\u7684\uff0c\u5373\u4e3anested class\uff0c\u90a3\u4e48\u5b83\u53ea\u53ef\u4ee5\u8bbf\u95ee\u521b\u5efa\u5b83\u7684\u5916\u90e8\u7c7b\u5bf9\u8c61\u7684\u6240\u6709static\u5c5e\u6027<\/p>\n
\u4e00\u822c\u666e\u901a\u7c7b\u53ea\u6709public\u6216package\u7684\u8bbf\u95ee\u4fee\u9970\uff0c\u800c\u5185\u90e8\u7c7b\u53ef\u4ee5\u5b9e\u73b0static\uff0cprotected\uff0cprivate\u7b49\u8bbf\u95ee\u4fee\u9970\u3002<\/p>\n
\u5f53\u4ece\u5916\u90e8\u7c7b\u7ee7\u627f\u7684\u65f6\u5019\uff0c\u5185\u90e8\u7c7b\u662f\u4e0d\u4f1a\u88ab\u8986\u76d6\u7684\uff0c\u5b83\u4eec\u662f\u5b8c\u5168\u72ec\u7acb\u7684\u5b9e\u4f53\uff0c\u6bcf\u4e2a\u90fd\u5728\u81ea\u5df1\u7684\u547d\u540d\u7a7a\u95f4\u5185\uff0c\u5982\u679c\u4ece\u5185\u90e8\u7c7b\u4e2d\u660e\u786e\u5730\u7ee7\u627f\uff0c\u5c31\u53ef\u4ee5\u8986\u76d6\u539f\u6765\u5185\u90e8\u7c7b\u7684\u65b9\u6cd5\u3002<\/p>\n
122\u3001WEB SERVICE\u540d\u8bcd\u89e3\u91ca\u3002JSWDL\u5f00\u53d1\u5305\u7684\u4ecb\u7ecd\u3002JAXP\u3001JAXM\u7684\u89e3\u91ca\u3002SOAP\u3001UDDI,WSDL\u89e3\u91ca\u3002
\nWeb ServiceWeb Service\u662f\u57fa\u4e8e\u7f51\u7edc\u7684\u3001\u5206\u5e03\u5f0f\u7684\u6a21\u5757\u5316\u7ec4\u4ef6\uff0c\u5b83\u6267\u884c\u7279\u5b9a\u7684\u4efb\u52a1\uff0c\u9075\u5b88\u5177\u4f53\u7684\u6280\u672f\u89c4\u8303\uff0c\u8fd9\u4e9b\u89c4\u8303\u4f7f\u5f97Web Service\u80fd\u4e0e\u5176\u4ed6\u517c\u5bb9\u7684\u7ec4\u4ef6\u8fdb\u884c\u4e92\u64cd\u4f5c\u3002
\nJAXP(Java API for XML Parsing) \u5b9a\u4e49\u4e86\u5728Java\u4e2d\u4f7f\u7528DOM, SAX, XSLT\u7684\u901a\u7528\u7684\u63a5\u53e3\u3002\u8fd9\u6837\u5728\u4f60\u7684\u7a0b\u5e8f\u4e2d\u4f60\u53ea\u8981\u4f7f\u7528\u8fd9\u4e9b\u901a\u7528\u7684\u63a5\u53e3\uff0c\u5f53\u4f60\u9700\u8981\u6539\u53d8\u5177\u4f53\u7684\u5b9e\u73b0\u65f6\u5019\u4e5f\u4e0d\u9700\u8981\u4fee\u6539\u4ee3\u7801\u3002
\nJAXM(Java API for XML Messaging) \u662f\u4e3aSOAP\u901a\u4fe1\u63d0\u4f9b\u8bbf\u95ee\u65b9\u6cd5\u548c\u4f20\u8f93\u673a\u5236\u7684API\u3002
\nWSDL\u662f\u4e00\u79cd XML \u683c\u5f0f\uff0c\u7528\u4e8e\u5c06\u7f51\u7edc\u670d\u52a1\u63cf\u8ff0\u4e3a\u4e00\u7ec4\u7aef\u70b9\uff0c\u8fd9\u4e9b\u7aef\u70b9\u5bf9\u5305\u542b\u9762\u5411\u6587\u6863\u4fe1\u606f\u6216\u9762\u5411\u8fc7\u7a0b\u4fe1\u606f\u7684\u6d88\u606f\u8fdb\u884c\u64cd\u4f5c\u3002\u8fd9\u79cd\u683c\u5f0f\u9996\u5148\u5bf9\u64cd\u4f5c\u548c\u6d88\u606f\u8fdb\u884c\u62bd\u8c61\u63cf\u8ff0\uff0c\u7136\u540e\u5c06\u5176\u7ed1\u5b9a\u5230\u5177\u4f53\u7684\u7f51\u7edc\u534f\u8bae\u548c\u6d88\u606f\u683c\u5f0f\u4e0a\u4ee5\u5b9a\u4e49\u7aef\u70b9\u3002\u76f8\u5173\u7684\u5177\u4f53\u7aef\u70b9\u5373\u7ec4\u5408\u6210\u4e3a\u62bd\u8c61\u7aef\u70b9\uff08\u670d\u52a1\uff09\u3002
\nSOAP\u5373\u7b80\u5355\u5bf9\u8c61\u8bbf\u95ee\u534f\u8bae(Simple Object Access Protocol)\uff0c\u5b83\u662f\u7528\u4e8e\u4ea4\u6362XML\u7f16\u7801\u4fe1\u606f\u7684\u8f7b\u91cf\u7ea7\u534f\u8bae\u3002
\nUDDI \u7684\u76ee\u7684\u662f\u4e3a\u7535\u5b50\u5546\u52a1\u5efa\u7acb\u6807\u51c6\uff1bUDDI\u662f\u4e00\u5957\u57fa\u4e8eWeb\u7684\u3001\u5206\u5e03\u5f0f\u7684\u3001\u4e3aWeb Service\u63d0\u4f9b\u7684\u3001\u4fe1\u606f\u6ce8\u518c\u4e2d\u5fc3\u7684\u5b9e\u73b0\u6807\u51c6\u89c4\u8303\uff0c\u540c\u65f6\u4e5f\u5305\u542b\u4e00\u7ec4\u4f7f\u4f01\u4e1a\u80fd\u5c06\u81ea\u8eab\u63d0\u4f9b\u7684Web Service\u6ce8\u518c\uff0c\u4ee5\u4f7f\u522b\u7684\u4f01\u4e1a\u80fd\u591f\u53d1\u73b0\u7684\u8bbf\u95ee\u534f\u8bae\u7684\u5b9e\u73b0\u6807\u51c6\u3002<\/p>\n
soap\u662fweb service\u6700\u5173\u952e\u7684\u6280\u672f\uff0c\u662fweb service\u4e2d\u6570\u636e\u548c\u65b9\u6cd5\u8c03\u4f20\u8f93\u7684\u4ecb\u8d28\u3002<\/p>\n
WSDL\uff08web service definition language\uff09\u63cf\u8ff0\u4e86web service\u7684\u63a5\u53e3\u548c\u529f\u80fd\u3002<\/p>\n
JAVA\u4ee3\u7801\u67e5\u9519
\n1.
\nabstract class Name {
\nprivate String name;
\npublic abstract boolean isStupidName(String name) {}
\n}
\n\u5927\u4fa0\u4eec\uff0c\u8fd9\u6709\u4f55\u9519\u8bef?
\n\u7b54\u6848: \u9519\u3002abstract method\u5fc5\u987b\u4ee5\u5206\u53f7\u7ed3\u5c3e\uff0c\u4e14\u4e0d\u5e26\u82b1\u62ec\u53f7\u3002<\/p>\n
2.
\npublic class Something {
\nvoid doSomething () {
\nprivate String s = "";
\nint l = s.length();
\n}
\n}
\n\u6709\u9519\u5417?
\n\u7b54\u6848: \u9519\u3002\u5c40\u90e8\u53d8\u91cf\u524d\u4e0d\u80fd\u653e\u7f6e\u4efb\u4f55\u8bbf\u95ee\u4fee\u9970\u7b26 (private\uff0cpublic\uff0c\u548cprotected)\u3002final\u53ef\u4ee5\u7528\u6765\u4fee\u9970\u5c40\u90e8\u53d8\u91cf
\n(final\u5982\u540cabstract\u548cstrictfp\uff0c\u90fd\u662f\u975e\u8bbf\u95ee\u4fee\u9970\u7b26\uff0cstrictfp\u53ea\u80fd\u4fee\u9970class\u548cmethod\u800c\u975evariable)\u3002<\/p>\n
3.
\nabstract class Something {
\nprivate abstract String doSomething ();
\n}
\n\u8fd9\u597d\u50cf\u6ca1\u4ec0\u4e48\u9519\u5427?
\n\u7b54\u6848: \u9519\u3002abstract\u7684methods\u4e0d\u80fd\u4ee5private\u4fee\u9970\u3002abstract\u7684methods\u5c31\u662f\u8ba9\u5b50\u7c7bimplement(\u5b9e\u73b0)\u5177\u4f53\u7ec6\u8282\u7684\uff0c\u600e\u4e48\u53ef\u4ee5\u7528private\u628aabstract
\nmethod\u5c01\u9501\u8d77\u6765\u5462? (\u540c\u7406\uff0cabstract method\u524d\u4e0d\u80fd\u52a0final)\u3002<\/p>\n
4.
\npublic class Something {
\npublic int addOne(final int x) {
\nreturn ++x;
\n}
\n}
\n\u8fd9\u4e2a\u6bd4\u8f83\u660e\u663e\u3002
\n\u7b54\u6848: \u9519\u3002int x\u88ab\u4fee\u9970\u6210final\uff0c\u610f\u5473\u7740x\u4e0d\u80fd\u5728addOne method\u4e2d\u88ab\u4fee\u6539\u3002<\/p>\n
5.
\npublic class Something {
\npublic static void main(String[] args) {
\nOther o = new Other();
\nnew Something().addOne(o);
\n}
\npublic void addOne(final Other o) {
\no.i++;
\n}
\n}
\nclass Other {
\npublic int i;
\n}
\n\u548c\u4e0a\u9762\u7684\u5f88\u76f8\u4f3c\uff0c\u90fd\u662f\u5173\u4e8efinal\u7684\u95ee\u9898\uff0c\u8fd9\u6709\u9519\u5417?
\n\u7b54\u6848: \u6b63\u786e\u3002\u5728addOne method\u4e2d\uff0c\u53c2\u6570o\u88ab\u4fee\u9970\u6210final\u3002\u5982\u679c\u5728addOne method\u91cc\u6211\u4eec\u4fee\u6539\u4e86o\u7684reference
\n(\u6bd4\u5982: o = new Other();)\uff0c\u90a3\u4e48\u5982\u540c\u4e0a\u4f8b\u8fd9\u9898\u4e5f\u662f\u9519\u7684\u3002\u4f46\u8fd9\u91cc\u4fee\u6539\u7684\u662fo\u7684member vairable
\n(\u6210\u5458\u53d8\u91cf)\uff0c\u800co\u7684reference\u5e76\u6ca1\u6709\u6539\u53d8\u3002<\/p>\n
6.
\nclass Something {
\nint i;
\npublic void doSomething() {
\nSystem.out.println("i = " + i);
\n}
\n}
\n\u6709\u4ec0\u4e48\u9519\u5462? \u770b\u4e0d\u51fa\u6765\u554a\u3002
\n\u7b54\u6848: \u6b63\u786e\u3002\u8f93\u51fa\u7684\u662f"i = 0"\u3002int i\u5c5e\u65bcinstant variable (\u5b9e\u4f8b\u53d8\u91cf\uff0c\u6216\u53eb\u6210\u5458\u53d8\u91cf)\u3002instant variable\u6709default value\u3002int\u7684default value\u662f0\u3002<\/p>\n
7.
\nclass Something {
\nfinal int i;
\npublic void doSomething() {
\nSystem.out.println("i = " + i);
\n}
\n}
\n\u548c\u4e0a\u9762\u4e00\u9898\u53ea\u6709\u4e00\u4e2a\u5730\u65b9\u4e0d\u540c\uff0c\u5c31\u662f\u591a\u4e86\u4e00\u4e2afinal\u3002\u8fd9\u96be\u9053\u5c31\u9519\u4e86\u5417?
\n\u7b54 \u6848: \u9519\u3002final int i\u662f\u4e2afinal\u7684instant variable (\u5b9e\u4f8b\u53d8\u91cf\uff0c\u6216\u53eb\u6210\u5458\u53d8\u91cf)\u3002final\u7684instant variable\u6ca1\u6709default value\uff0c\u5fc5\u987b\u5728constructor (\u6784\u9020\u5668)\u7ed3\u675f\u4e4b\u524d\u88ab\u8d4b\u4e88\u4e00\u4e2a\u660e\u786e\u7684\u503c\u3002\u53ef\u4ee5\u4fee\u6539\u4e3a"final int i = 0;"\u3002<\/p>\n
8.
\npublic class Something {
\npublic static void main(String[] args) {
\nSomething s = new Something();
\nSystem.out.println("s.doSomething() returns " + doSomething());
\n}
\npublic String doSomething() {
\nreturn "Do something …";
\n}
\n}
\n\u770b\u4e0a\u53bb\u5f88\u5b8c\u7f8e\u3002
\n\u7b54 \u6848: \u9519\u3002\u770b\u4e0a\u53bb\u5728main\u91cccall doSomething\u6ca1\u6709\u4ec0\u4e48\u95ee\u9898\uff0c\u6bd5\u7adf\u4e24\u4e2amethods\u90fd\u5728\u540c\u4e00\u4e2aclass\u91cc\u3002\u4f46\u4ed4\u7ec6\u770b\uff0cmain\u662fstatic\u7684\u3002static method\u4e0d\u80fd\u76f4\u63a5call non-static methods\u3002\u53ef\u6539\u6210"System.out.println("s.doSomething() returns " + s.doSomething());"\u3002\u540c\u7406\uff0cstatic method\u4e0d\u80fd\u8bbf\u95eenon-static instant variable\u3002<\/p>\n
9.
\n\u6b64\u5904\uff0cSomething\u7c7b\u7684\u6587\u4ef6\u540d\u53ebOtherThing.java
\nclass Something {
\nprivate static void main(String[] something_to_do) {
\nSystem.out.println("Do something …");
\n}
\n}
\n\u8fd9\u4e2a\u597d\u50cf\u5f88\u660e\u663e\u3002
\n\u7b54\u6848: \u6b63\u786e\u3002\u4ece\u6765\u6ca1\u6709\u4eba\u8bf4\u8fc7Java\u7684Class\u540d\u5b57\u5fc5\u987b\u548c\u5176\u6587\u4ef6\u540d\u76f8\u540c\u3002\u4f46public class\u7684\u540d\u5b57\u5fc5\u987b\u548c\u6587\u4ef6\u540d\u76f8\u540c\u3002<\/p>\n
10\uff0e
\ninterface A{
\nint x = 0;
\n}
\nclass B{
\nint x =1;
\n}
\nclass C extends B implements A {
\npublic void pX(){
\nSystem.out.println(x);
\n}
\npublic static void main(String[] args) {
\nnew C().pX();
\n}
\n}
\n\u7b54 \u6848\uff1a\u9519\u8bef\u3002\u5728\u7f16\u8bd1\u65f6\u4f1a\u53d1\u751f\u9519\u8bef(\u9519\u8bef\u63cf\u8ff0\u4e0d\u540c\u7684JVM\u6709\u4e0d\u540c\u7684\u4fe1\u606f\uff0c\u610f\u601d\u5c31\u662f\u672a\u660e\u786e\u7684x\u8c03\u7528\uff0c\u4e24\u4e2ax\u90fd\u5339\u914d\uff08\u5c31\u8c61\u5728\u540c\u65f6import java.util\u548cjava.sql\u4e24\u4e2a\u5305\u65f6\u76f4\u63a5\u58f0\u660eDate\u4e00\u6837\uff09\u3002\u5bf9\u4e8e\u7236\u7c7b\u7684\u53d8\u91cf,\u53ef\u4ee5\u7528super.x\u6765\u660e\u786e\uff0c\u800c\u63a5\u53e3\u7684\u5c5e\u6027\u9ed8\u8ba4\u9690\u542b\u4e3a public static final.\u6240\u4ee5\u53ef\u4ee5\u901a\u8fc7A.x\u6765\u660e\u786e\u3002<\/p>\n
11.
\ninterface Playable {
\nvoid play();
\n}
\ninterface Bounceable {
\nvoid play();
\n}
\ninterface Rollable extends Playable, Bounceable {
\nBall ball = new Ball("PingPang");
\n}
\nclass Ball implements Rollable {
\nprivate String name;
\npublic String getName() {
\nreturn name;
\n}
\npublic Ball(String name) {
\nthis.name = name;
\n}
\npublic void play() {
\nball = new Ball("Football");
\nSystem.out.println(ball.getName());
\n}
\n}
\n\u8fd9\u4e2a\u9519\u8bef\u4e0d\u5bb9\u6613\u53d1\u73b0\u3002
\n\u7b54 \u6848: \u9519\u3002"interface Rollable extends Playable, Bounceable"\u6ca1\u6709\u95ee\u9898\u3002interface\u53ef\u7ee7\u627f\u591a\u4e2ainterfaces\uff0c\u6240\u4ee5\u8fd9\u91cc\u6ca1\u9519\u3002\u95ee\u9898\u51fa\u5728interface Rollable\u91cc\u7684"Ball ball = new Ball("PingPang");"\u3002\u4efb\u4f55\u5728interface\u91cc\u58f0\u660e\u7684interface variable (\u63a5\u53e3\u53d8\u91cf\uff0c\u4e5f\u53ef\u79f0\u6210\u5458\u53d8\u91cf)\uff0c\u9ed8\u8ba4\u4e3apublic static final\u3002\u4e5f\u5c31\u662f\u8bf4"Ball ball = new Ball("PingPang");"\u5b9e\u9645\u4e0a\u662f"public static final Ball ball = new Ball("PingPang");"\u3002\u5728Ball\u7c7b\u7684Play()\u65b9\u6cd5\u4e2d\uff0c"ball = new Ball("Football");"\u6539\u53d8\u4e86ball\u7684reference\uff0c\u800c\u8fd9\u91cc\u7684ball\u6765\u81eaRollable interface\uff0cRollable interface\u91cc\u7684ball\u662fpublic static final\u7684\uff0cfinal\u7684object\u662f\u4e0d\u80fd\u88ab\u6539\u53d8reference\u7684\u3002\u56e0\u6b64\u7f16\u8bd1\u5668\u5c06\u5728"ball = new Ball("Football");"\u8fd9\u91cc\u663e\u793a\u6709\u9519\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
java \u7b14\u8bd5\u9898\u5927\u5168 111\u3001UML\u65b9\u9762 \u6807\u51c6\u5efa\u6a21\u8bed\u8a00UML\u3002\u7528\u4f8b\u56fe,\u9759\u6001\u56fe(\u5305\u62ec\u7c7b\u56fe\u3001\u5bf9\u8c61\u56fe\u548c\u5305\u56fe),\u884c\u4e3a\u56fe,\u4ea4\u4e92\u56fe(\u987a\u5e8f\u56fe,\u5408\u4f5c\u56fe),\u5b9e\u73b0\u56fe\u3002 112\u3001\u8bf4\u51fa\u4e00\u4e9b\u5e38\u7528\u7684\u7c7b\uff0c\u5305\uff0c\u63a5\u53e3\uff0c\u8bf7\u5404\u4e3e5\u4e2a \u5e38\u7528… <\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[28],"tags":[],"class_list":["post-1364","post","type-post","status-publish","format-standard","hentry","category-computer"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/opgogo.com\/blog2\/index.php?rest_route=\/wp\/v2\/posts\/1364","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/opgogo.com\/blog2\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/opgogo.com\/blog2\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/opgogo.com\/blog2\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/opgogo.com\/blog2\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1364"}],"version-history":[{"count":0,"href":"https:\/\/opgogo.com\/blog2\/index.php?rest_route=\/wp\/v2\/posts\/1364\/revisions"}],"wp:attachment":[{"href":"https:\/\/opgogo.com\/blog2\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1364"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/opgogo.com\/blog2\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1364"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/opgogo.com\/blog2\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1364"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}