![\"menu-r.4af5f7ec.gif\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250810231442-689927e2cb5bf.gif\")
<\/p>\n \u672c\u6587\u8fd8\u6709\u914d\u5957\u7684\u7cbe\u54c1\u8d44\u6e90，\u70b9\u51fb\u83b7\u53d6 <\/p>\n
\u7b80\u4ecb：JBoss-4.2.3.GA-jdk6.zip \u662f\u4e13\u4e3aJDK 6\u4f18\u5316\u7684JBoss\u5e94\u7528\u670d\u52a1\u5668\u7248\u672c4.2.3 GA\u7684\u5b89\u88c5\u5305，\u652f\u6301Java EE 5\u6807\u51c6，\u5305\u542b\u4f01\u4e1a\u7ea7\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u548c\u90e8\u7f72\u6240\u9700\u7684\u5173\u952e\u7ec4\u4ef6\u3002\u8be5\u7248\u672c\u901a\u8fc7\u4e0eJDK 6\u7684\u7d27\u5bc6\u96c6\u6210，\u63d0\u5347\u4e86\u6027\u80fd\u5e76\u5229\u7528\u4e86JDK 6\u7684\u65b0\u7279\u6027\u3002\u538b\u7f29\u5305\u5305\u62ec\u4e86\u542f\u52a8\u548c\u7ba1\u7406\u670d\u52a1\u5668\u7684\u811a\u672c\u3001\u5ba2\u6237\u7aef\u5e93\u3001\u6587\u6863\u3001\u4e0d\u540c\u914d\u7f6e\u7684\u670d\u52a1\u5668\u5b9e\u4f8b\u3001\u5e94\u7528\u7a0b\u5e8f\u90e8\u7f72\u76ee\u5f55\u3001\u5fc5\u8981\u5e93\u6587\u4ef6\u3001\u914d\u7f6e\u6587\u4ef6\u3001\u65e5\u5fd7\u6587\u4ef6\u548c\u4e34\u65f6\u6587\u4ef6\u76ee\u5f55\u7b49\u5173\u952e\u7ec4\u4ef6\u548c\u76ee\u5f55\u3002 <\/p>\n
JBoss \u5e94\u7528\u670d\u52a1\u5668\u662f\u4e00\u6b3e\u6d41\u884c\u7684\u5f00\u6e90 Java \u5e94\u7528\u670d\u52a1\u5668，\u4e3a\u5f00\u53d1\u548c\u90e8\u7f72\u4f01\u4e1a\u7ea7 Java \u5e94\u7528\u7a0b\u5e8f\u63d0\u4f9b\u4e86\u4e00\u4e2a\u5168\u9762\u7684\u5e73\u53f0\u3002\u5b83\u7684\u8bbe\u8ba1\u91cd\u70b9\u662f\u7b80\u5316\u5f00\u53d1\u4eba\u5458\u548c\u7ba1\u7406\u5458\u7684\u5de5\u4f5c，\u540c\u65f6\u4fdd\u6301\u4f01\u4e1a\u7ea7\u6027\u80fd\u548c\u53ef\u4f38\u7f29\u6027\u3002JBoss \u7279\u522b\u91cd\u89c6\u9075\u5faa Java EE \u89c4\u8303，\u4f7f\u5f97\u5728 JBoss \u4e0a\u8fd0\u884c\u7684\u5e94\u7528\u80fd\u591f\u4eab\u53d7\u8de8\u5e73\u53f0\u517c\u5bb9\u6027\u548c\u9ad8\u5ea6\u7684\u53ef\u79fb\u690d\u6027\u3002 <\/p>\n
JBoss \u7684\u53d1\u5c55\u59cb\u4e8e 1999 \u5e74，\u6700\u521d\u662f\u4f5c\u4e3a\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u7684\u5e94\u7528\u670d\u52a1\u5668，\u63d0\u4f9b\u5bf9 Java Servlet \u548c JavaServer Pages (JSP) \u7684\u652f\u6301\u3002\u968f\u7740\u65f6\u95f4\u7684\u63a8\u79fb，JBoss \u9010\u6e10\u6f14\u8fdb\u4e3a\u4e00\u4e2a\u5168\u9762\u9075\u5faa Java EE \u89c4\u8303\u7684\u4f01\u4e1a\u7ea7\u670d\u52a1\u5668\u3002JBoss AS 4.x \u7248\u672c\u5f00\u59cb\u66f4\u52a0\u7d27\u5bc6\u5730\u9075\u5faa Java EE 1.4 \u89c4\u8303，\u5e76\u5728\u540e\u7eed\u7248\u672c\u4e2d\u6301\u7eed\u8ddf\u8fdb Java EE \u7684\u66f4\u65b0\u3002 <\/p>\n
JBoss \u5e94\u7528\u670d\u52a1\u5668\u7684\u4f18\u52bf\u4e3b\u8981\u4f53\u73b0\u5728\u5176\u9ad8\u5ea6\u6a21\u5757\u5316\u7684\u8bbe\u8ba1\u548c\u7075\u6d3b\u7684\u67b6\u6784\u3002JBoss \u7684\u6a21\u5757\u5316\u8bbe\u8ba1\u5141\u8bb8\u5f00\u53d1\u4eba\u5458\u6839\u636e\u9700\u8981\u542f\u7528\u6216\u7981\u7528\u7279\u5b9a\u529f\u80fd\u6a21\u5757，\u4ece\u800c\u4f18\u5316\u670d\u52a1\u5668\u7684\u6027\u80fd\u548c\u8d44\u6e90\u5360\u7528\u3002\u6b64\u5916，JBoss \u8fd8\u63d0\u4f9b\u4e86\u5e7f\u6cdb\u7684\u4f01\u4e1a\u7ea7\u7279\u6027，\u5305\u62ec\u4f46\u4e0d\u9650\u4e8e\u96c6\u7fa4\u652f\u6301\u3001\u4e8b\u52a1\u7ba1\u7406\u3001\u5b89\u5168\u670d\u52a1\u4ee5\u53ca\u5bf9\u591a\u79cd\u6570\u636e\u5e93\u548c\u6d88\u606f\u670d\u52a1\u7684\u96c6\u6210\u3002 <\/p>\n
\u4e3a\u4e86\u5f00\u59cb\u4f7f\u7528 JBoss，\u5f00\u53d1\u4eba\u5458\u548c\u7cfb\u7edf\u7ba1\u7406\u5458\u9700\u8981\u4e86\u89e3\u5176\u5b89\u88c5\u548c\u57fa\u672c\u914d\u7f6e\u6d41\u7a0b\u3002JBoss \u7684\u5b89\u88c5\u901a\u5e38\u6d89\u53ca\u4e0b\u8f7d\u5bf9\u5e94\u7684\u53d1\u884c\u7248，\u89e3\u538b\u7f29\u5230\u76ee\u6807\u76ee\u5f55，\u5e76\u542f\u52a8\u670d\u52a1\u5668\u3002\u914d\u7f6e\u6587\u4ef6\u4e3b\u8981\u4f4d\u4e8e standalone \u6216 domain \u6a21\u5f0f\u4e0b\u7684\u914d\u7f6e\u76ee\u5f55\u4e2d，\u8fd9\u4e9b\u914d\u7f6e\u6587\u4ef6\u5b9a\u4e49\u4e86\u670d\u52a1\u5668\u7684\u884c\u4e3a\u3001\u8fde\u63a5\u5230\u7684\u6570\u636e\u5e93\u3001\u7f51\u7edc\u8bbe\u7f6e\u7b49\u5173\u952e\u53c2\u6570\u3002\u4e00\u65e6\u914d\u7f6e\u6b63\u786e，JBoss \u5c31\u51c6\u5907\u597d\u90e8\u7f72\u4f01\u4e1a\u7ea7 Java \u5e94\u7528\u4e86\u3002 <\/p>\n
Java EE 5\u662fJava\u5e73\u53f0\u4f01\u4e1a\u7248\u7684\u4e00\u4e2a\u91cd\u8981\u66f4\u65b0，\u5f15\u5165\u4e86\u5927\u91cf\u7279\u6027\u6765\u7b80\u5316\u4f01\u4e1a\u7ea7\u5e94\u7528\u7684\u5f00\u53d1\u8fc7\u7a0b\u3002JBoss\u4f5c\u4e3a\u652f\u6301Java EE 5\u7684\u4f01\u4e1a\u7ea7\u5e94\u7528\u670d\u52a1\u5668，\u4e3aJava\u5f00\u53d1\u8005\u63d0\u4f9b\u4e86\u4e00\u4e2a\u9ad8\u6548\u548c\u4fbf\u6377\u7684\u5e94\u7528\u5f00\u53d1\u5e73\u53f0\u3002\u672c\u7ae0\u5c06\u6df1\u5165\u63a2\u8ba8Java EE 5\u7684\u6838\u5fc3\u7279\u6027\u4ee5\u53ca\u8fd9\u4e9b\u7279\u6027\u5728JBoss\u4e2d\u7684\u5b9e\u73b0\u65b9\u5f0f\u3002 <\/p>\n
EJB 3.0\u662fJava EE 5\u5e73\u53f0\u4e2d\u6700\u5177\u53d8\u9769\u6027\u7684\u66f4\u65b0\u4e4b\u4e00\u3002EJB\u6280\u672f\u4ece\u65e9\u671f\u7248\u672c\u5f00\u59cb，\u5c31\u4e00\u76f4\u662fJava EE\u67b6\u6784\u4e2d\u7684\u6838\u5fc3\u7ec4\u4ef6，\u5176\u4e3b\u8981\u76ee\u7684\u662f\u7b80\u5316\u4f01\u4e1a\u7ea7\u5e94\u7528\u7684\u5f00\u53d1\u3002\u5728EJB 3.0\u4e2d，\u5f15\u5165\u4e86\u6ce8\u89e3（Annotations）\u548cPOJO（Plain Old Java Object）\u7684\u652f\u6301，\u5927\u5e45\u964d\u4f4e\u4e86\u4f01\u4e1a\u5e94\u7528\u7ec4\u4ef6\u5f00\u53d1\u7684\u590d\u6742\u6027\u3002 <\/p>\n
\u5728EJB 3.0\u4e4b\u524d，\u5f00\u53d1\u8005\u9700\u8981\u7f16\u5199\u5927\u91cf\u7684\u63a5\u53e3\u548c\u914d\u7f6e\u6587\u4ef6\u6765\u5b9a\u4e49EJB\u3002\u4f8b\u5982，\u4e00\u4e2a\u7b80\u5355\u7684session bean\u7684\u5b9a\u4e49\u53ef\u80fd\u6d89\u53ca\u5230\u591a\u4e2a\u63a5\u53e3\u548c\u90e8\u7f72\u63cf\u8ff0\u6587\u4ef6\u3002\u800cEJB 3.0\u901a\u8fc7\u6ce8\u89e3，\u4f7f\u5f97\u5f00\u53d1\u8005\u4ec5\u9700\u5728POJO\u7c7b\u4e0a\u6dfb\u52a0\u6ce8\u89e3，\u5373\u53ef\u5b9e\u73b0EJB\u7684\u529f\u80fd\u3002\u8fd9\u4e0d\u4f46\u7b80\u5316\u4e86\u4ee3\u7801，\u4e5f\u63d0\u9ad8\u4e86\u5f00\u53d1\u6548\u7387\u3002 <\/p>\n
import javax.ejb.Stateless;
\nimport javax.annotation.PostConstruct;
\nimport javax.annotation.PreDestroy;<\/p>\n
@Stateless
\npublic class MySessionBean {<\/p>\n
public String sayHello() {
\n return "Hello, World!";
\n }<\/p>\n
@PostConstruct
\n public void init() {
\n \/\/ \u521d\u59cb\u5316\u4ee3\u7801
\n }<\/p>\n
@PreDestroy
\n public void destroy() {
\n \/\/ \u9500\u6bc1\u524d\u7684\u6e05\u7406\u4ee3\u7801
\n }
\n}<\/p>\n
\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u793a\u4f8b\u4e2d， @Stateless \u6ce8\u89e3\u6807\u8bc6\u8fd9\u662f\u4e00\u4e2a\u65e0\u72b6\u6001\u7684Session Bean\u3002 @PostConstruct \u548c @PreDestroy \u5206\u522b\u5728bean\u7684\u751f\u547d\u5468\u671f\u7684\u76f8\u5e94\u9636\u6bb5\u88ab\u8c03\u7528\u3002 <\/p>\n
JavaServer Faces (JSF) \u662fJava EE\u4e2d\u7684\u4e00\u4e2a\u7528\u4e8e\u6784\u5efaWeb\u7528\u6237\u754c\u9762\u7684\u7ec4\u4ef6\u6846\u67b6\u3002JSF 2.0\u4f5c\u4e3aJava EE 5\u7684\u4e00\u90e8\u5206，\u5e26\u6765\u4e86\u8bb8\u591a\u6539\u8fdb，\u5305\u62ec\u66f4\u52a0\u7b80\u6d01\u7684\u914d\u7f6e\u65b9\u5f0f，\u901a\u8fc7\u6ce8\u89e3\u7b80\u5316\u4e86\u9875\u9762\u5bfc\u822a\u89c4\u5219\u7684\u5b9a\u4e49，\u4ee5\u53ca\u5bf9Facelets\u6a21\u677f\u7684\u652f\u6301\u3002 <\/p>\n
JSF\u4e0eWeb\u670d\u52a1\u7684\u6574\u5408，\u8ba9\u5f00\u53d1\u8005\u80fd\u591f\u521b\u5efa\u9762\u5411\u670d\u52a1\u7684Web\u5e94\u7528\u3002\u4e00\u4e2aJSF\u9875\u9762\u53ef\u4ee5\u901a\u8fc7EJB\u7ec4\u4ef6\u8bbf\u95ee\u540e\u7aef\u670d\u52a1\u3002\u8fd9\u4e3a\u6784\u5efaSOA（Service-Oriented Architecture，\u9762\u5411\u670d\u52a1\u67b6\u6784）\u63d0\u4f9b\u4e86\u5f88\u597d\u7684\u652f\u6301\u3002 <\/p>\n
\u5bb9\u5668\u7ba1\u7406\u7684\u6301\u4e45\u5316（Container-Managed Persistence, CMP）\u662fJava EE\u4e2d\u7684\u4e00\u4e2a\u6982\u5ff5，\u7528\u4e8e\u7b80\u5316\u4f01\u4e1a\u5e94\u7528\u4e2d\u6570\u636e\u7684\u6301\u4e45\u5316\u64cd\u4f5c\u3002JBoss\u4f5c\u4e3aJava EE 5\u7684\u5b9e\u73b0\u8005，\u4e3a\u5f00\u53d1\u8005\u63d0\u4f9b\u4e86\u901a\u8fc7\u5bb9\u5668\u7ba1\u7406\u7684\u65b9\u5f0f\u6765\u5b9e\u73b0\u6570\u636e\u6301\u4e45\u5316\u3002 <\/p>\n
\u5728JBoss\u4e2d，\u5f00\u53d1\u8005\u4e0d\u9700\u8981\u7f16\u5199\u8bbf\u95ee\u6570\u636e\u5e93\u7684\u5e95\u5c42SQL\u4ee3\u7801\u3002\u76f8\u53cd，\u901a\u8fc7EJB\u5b9e\u4f53bean，\u53ef\u4ee5\u5b9e\u73b0\u5bf9\u6570\u636e\u5e93\u7684CRUD（\u521b\u5efa\u3001\u8bfb\u53d6\u3001\u66f4\u65b0\u3001\u5220\u9664）\u64cd\u4f5c，\u800c\u5e95\u5c42\u7684\u6570\u636e\u5e93\u4ea4\u4e92\u5219\u7531\u5bb9\u5668\u81ea\u52a8\u7ba1\u7406\u3002\u5f00\u53d1\u8005\u53ea\u9700\u5173\u6ce8\u4e1a\u52a1\u903b\u8f91\u7684\u5b9e\u73b0\u5373\u53ef\u3002 <\/p>\n
<!– CMP\u7684ejb-jar.xml\u914d\u7f6e\u793a\u4f8b –>
\n<entity-mappings>
\n <entity class="com.example.MyEntity">
\n <prim-key-class>java.lang.Long<\/prim-key-class>
\n <table name="MY_ENTITY_TABLE"\/>
\n <attributes>
\n <attribute name="id" column-name="ID" \/>
\n <attribute name="name" column-name="NAME" \/>
\n <\/attributes>
\n <\/entity>
\n<\/entity-mappings><\/p>\n
\u5728\u4e0a\u9762\u7684XML\u914d\u7f6e\u4e2d，\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a MyEntity \u7684\u5b9e\u4f53\u7c7b，\u5176\u4e2d\u5305\u542b\u4e86 id \u548c name \u4e24\u4e2a\u5c5e\u6027，\u5e76\u6620\u5c04\u5230\u6570\u636e\u5e93\u8868 MY_ENTITY_TABLE \u4e2d\u5bf9\u5e94\u7684\u5217\u3002 <\/p>\n
\u5728Java EE 5\u4e2d，\u58f0\u660e\u5f0f\u4e8b\u52a1\u7ba1\u7406\u5141\u8bb8\u5f00\u53d1\u8005\u901a\u8fc7\u6ce8\u89e3\u6216\u914d\u7f6e\u6587\u4ef6\u6765\u63a7\u5236\u4e8b\u52a1\u8fb9\u754c，\u800c\u65e0\u9700\u5728\u4ee3\u7801\u4e2d\u663e\u5f0f\u5730\u7f16\u5199\u4e8b\u52a1\u7ba1\u7406\u903b\u8f91\u3002JBoss\u901a\u8fc7\u652f\u6301\u8fd9\u79cd\u58f0\u660e\u5f0f\u65b9\u5f0f，\u4f7f\u5f97\u4e8b\u52a1\u7ba1\u7406\u4e0e\u4e1a\u52a1\u903b\u8f91\u5206\u79bb，\u63d0\u9ad8\u4e86\u4ee3\u7801\u7684\u6e05\u6670\u5ea6\u548c\u53ef\u7ef4\u62a4\u6027\u3002 <\/p>\n
\u4f8b\u5982，\u5f00\u53d1\u8005\u53ef\u4ee5\u5728EJB\u7684\u65b9\u6cd5\u4e0a\u4f7f\u7528 @TransactionAttribute \u6ce8\u89e3\u6765\u6307\u5b9a\u4e8b\u52a1\u884c\u4e3a，\u5982 REQUIRED \u3001 REQUIRES_NEW \u7b49\u3002\u8fd9\u6837，JBoss\u5bb9\u5668\u4f1a\u81ea\u52a8\u5904\u7406\u4e8b\u52a1\u7684\u5f00\u59cb\u3001\u63d0\u4ea4\u6216\u56de\u6eda\u3002 <\/p>\n
import javax.ejb.Stateless;
\nimport javax.ejb.TransactionAttribute;
\nimport javax.ejb.TransactionAttributeType;<\/p>\n
@Stateless
\npublic class MyTransactionalService {<\/p>\n
@TransactionAttribute(TransactionAttributeType.REQUIRED)
\n public void performTransaction() {
\n \/\/ \u4e1a\u52a1\u903b\u8f91
\n }
\n}<\/p>\n
\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d，\u5982\u679c performTransaction \u65b9\u6cd5\u88ab\u8c03\u7528\u65f6，\u5f53\u524d\u6ca1\u6709\u6d3b\u8dc3\u7684\u4e8b\u52a1，\u5219JBoss\u5bb9\u5668\u5c06\u81ea\u52a8\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u4e8b\u52a1\u3002\u5982\u679c\u65b9\u6cd5\u6267\u884c\u6210\u529f，\u5219\u4e8b\u52a1\u63d0\u4ea4；\u5982\u679c\u53d1\u751f\u5f02\u5e38，\u5219\u4e8b\u52a1\u56de\u6eda\u3002 <\/p>\n
\u4f9d\u8d56\u6ce8\u5165（Dependency Injection, DI）\u662f\u73b0\u4ee3\u4f01\u4e1a\u7ea7\u5f00\u53d1\u4e2d\u7684\u4e00\u9879\u5173\u952e\u6280\u672f，\u5b83\u5141\u8bb8\u5bf9\u8c61\u5b9a\u4e49\u5b83\u4eec\u9700\u8981\u7684\u4f9d\u8d56\u5173\u7cfb，\u800c\u5bb9\u5668\u8d1f\u8d23\u63d0\u4f9b\u8fd9\u4e9b\u4f9d\u8d56\u3002\u5728JBoss\u4e2d，\u4f9d\u8d56\u6ce8\u5165\u53ef\u4ee5\u901a\u8fc7\u6ce8\u89e3\u5b9e\u73b0，\u5982 @EJB \u548c @Inject \u7b49\u3002 <\/p>\n
\u901a\u8fc7\u4f9d\u8d56\u6ce8\u5165，\u5f00\u53d1\u8005\u53ef\u4ee5\u8f7b\u677e\u5730\u5728\u4e0d\u540c\u7684\u7ec4\u4ef6\u4e4b\u95f4\u4f20\u9012\u4f9d\u8d56，\u4f7f\u5f97\u7ec4\u4ef6\u66f4\u52a0\u7075\u6d3b\u548c\u53ef\u91cd\u7528\u3002\u8fd9\u79cd\u6a21\u5f0f\u63d0\u9ad8\u4e86\u4ee3\u7801\u7684\u6a21\u5757\u5316\u7a0b\u5ea6，\u5e76\u4e14\u4f7f\u5f97\u5355\u5143\u6d4b\u8bd5\u548c\u7ef4\u62a4\u53d8\u5f97\u66f4\u4e3a\u65b9\u4fbf\u3002 <\/p>\n
import javax.ejb.Stateless;
\nimport javax.inject.Inject;<\/p>\n
@Stateless
\npublic class MyService {<\/p>\n
@Inject
\n private MyDependency myDependency;<\/p>\n
public void performAction() {
\n myDependency.doSomething();
\n }
\n}<\/p>\n
class MyDependency {
\n public void doSomething() {
\n \/\/ \u6267\u884c\u67d0\u4e9b\u64cd\u4f5c
\n }
\n}<\/p>\n
\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d， MyService \u7c7b\u4f7f\u7528\u4e86 @Inject \u6ce8\u89e3\u6765\u6ce8\u5165 MyDependency \u7684\u5b9e\u4f8b\u3002 performAction \u65b9\u6cd5\u5728\u88ab\u8c03\u7528\u65f6，\u4f1a\u5229\u7528\u6ce8\u5165\u7684\u4f9d\u8d56\u6765\u6267\u884c\u4e1a\u52a1\u903b\u8f91\u3002 <\/p>\n
\u901a\u8fc7\u6df1\u5165Java EE 5\u7684\u652f\u6301，JBoss\u4e3a\u4f01\u4e1a\u5e94\u7528\u5f00\u53d1\u8005\u63d0\u4f9b\u4e86\u4e00\u4e2a\u5f3a\u5927\u7684\u5e73\u53f0，\u4f7f\u5f97\u5f00\u53d1\u8005\u80fd\u591f\u66f4\u52a0\u4e13\u6ce8\u4e8e\u4e1a\u52a1\u903b\u8f91\u7684\u5b9e\u73b0，\u800c\u4e0d\u5fc5\u62c5\u5fc3\u5e95\u5c42\u7684\u590d\u6742\u6027\u548c\u7ec6\u8282\u3002\u4e0b\u4e00\u7ae0\u8282，\u6211\u4eec\u5c06\u63a2\u8ba8JBoss\u5bf9JPA\u548cHibernate\u7684\u96c6\u6210\u652f\u6301\u3002 <\/p>\n
EJB（Enterprise JavaBeans）\u6280\u672f\u662fJava EE（Java Platform, Enterprise Edition）\u5e73\u53f0\u7684\u6838\u5fc3，\u5b83\u4e3a\u6784\u5efa\u53ef\u4f38\u7f29\u3001\u5b89\u5168\u3001\u4e8b\u52a1\u6027\u7684\u4f01\u4e1a\u7ea7\u5e94\u7528\u63d0\u4f9b\u4e86\u7ec4\u4ef6\u67b6\u6784\u3002\u5728JBoss\u5e94\u7528\u670d\u52a1\u5668\u4e2d，EJB 3.0\u89c4\u8303\u7684\u5b9e\u65bd\u663e\u8457\u7b80\u5316\u4e86\u4f01\u4e1a\u7ea7Java\u7ec4\u4ef6\u7684\u5f00\u53d1\u6d41\u7a0b\u3002\u672c\u7ae0\u5c06\u5bf9EJB 3.0\u7684\u65b0\u7279\u6027\u8fdb\u884c\u8be6\u7ec6\u63a2\u8ba8，\u5e76\u901a\u8fc7\u5177\u4f53\u7684\u5e94\u7528\u5b9e\u4f8b，\u5c55\u793a\u5728JBoss\u670d\u52a1\u5668\u4e2d\u5982\u4f55\u5f00\u53d1\u548c\u90e8\u7f72EJB\u7ec4\u4ef6\u3002 <\/p>\n
\u968f\u7740EJB 3.0\u89c4\u8303\u7684\u53d1\u5e03，\u5f00\u53d1\u6a21\u5f0f\u5f97\u5230\u4e86\u663e\u8457\u7684\u7b80\u5316\u3002EJB 3.0\u5f15\u5165\u4e86\u6ce8\u89e3（Annotations）\u6982\u5ff5，\u5141\u8bb8\u5f00\u53d1\u8005\u4ee5\u58f0\u660e\u5f0f\u7684\u65b9\u5f0f\u6765\u914d\u7f6e\u548c\u7ba1\u7406EJB\u7ec4\u4ef6\u3002\u4e0e\u4e4b\u524d\u7684EJB\u7248\u672c\u76f8\u6bd4，\u8fd9\u4e00\u53d8\u5316\u6781\u5927\u5730\u51cf\u5c11\u4e86\u9700\u8981\u7f16\u5199\u7684XML\u914d\u7f6e\u6587\u4ef6\u7684\u6570\u91cf\u548c\u590d\u6742\u6027\u3002 <\/p>\n
\u4ee3\u7801\u793a\u4f8b： <\/p>\n
import javax.ejb.Stateless;
\nimport javax.annotation.PostConstruct;<\/p>\n
@Stateless
\npublic class GreetingServiceBean {<\/p>\n
@PostConstruct
\n private void initialize() {
\n \/\/ \u521d\u59cb\u5316\u4ee3\u7801…
\n }
\n public String sayHello(String name) {
\n return "Hello " + name + "!";
\n }
\n}<\/p>\n
\u903b\u8f91\u5206\u6790： <\/p>\n
\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f，\u5f00\u53d1\u8005\u53ef\u4ee5\u4e13\u6ce8\u4e8e\u4e1a\u52a1\u903b\u8f91\u7684\u5b9e\u73b0，\u800c\u4e0d\u5fc5\u62c5\u5fc3\u7e41\u7410\u7684\u914d\u7f6e\u3002 <\/p>\n
\u5c3d\u7ba1EJB 3.0\u63a8\u5d07\u4f7f\u7528\u6ce8\u89e3\u8fdb\u884c\u5f00\u53d1，\u4f46\u5b83\u5e76\u6ca1\u6709\u5b8c\u5168\u6452\u5f03XML\u914d\u7f6e\u3002\u5f00\u53d1\u8005\u53ef\u4ee5\u6839\u636e\u9700\u8981\u9009\u62e9\u4f7f\u7528\u6ce8\u89e3\u6216XML，\u6216\u4e24\u8005\u7ed3\u5408\u7684\u65b9\u5f0f\u6765\u7ba1\u7406EJB\u7ec4\u4ef6\u3002\u8fd9\u79cd\u65b9\u5f0f\u4e3a\u8fc1\u79fb\u65e7\u7248\u672c\u7684EJB\u5e94\u7528\u63d0\u4f9b\u4e86\u7075\u6d3b\u6027\u3002 <\/p>\n
\u4ee3\u7801\u793a\u4f8b： <\/p>\n
<ejb-jar>
\n <session>
\n <ejb-name>GreetingService<\/ejb-name>
\n <home>com.example.GreetingServiceHome<\/home>
\n <remote>com.example.GreetingService<\/remote>
\n <ejb-class>com.example.GreetingServiceBean<\/ejb-class>
\n <session-type>Stateless<\/session-type>
\n <transaction-type>Container<\/transaction-type>
\n <\/session>
\n<\/ejb-jar><\/p>\n
\u903b\u8f91\u5206\u6790： <\/p>\n
\u5728JBoss\u5e94\u7528\u670d\u52a1\u5668\u4e0a，\u5f00\u53d1\u548c\u90e8\u7f72Session Bean\u7684\u8fc7\u7a0b\u5df2\u7ecf\u88ab\u6781\u5927\u5730\u7b80\u5316\u3002\u4e0b\u9762\u5c06\u901a\u8fc7\u4e00\u4e2a\u7b80\u5355\u7684\u5b9e\u4f8b，\u8bf4\u660e\u5982\u4f55\u521b\u5efa\u4e00\u4e2aEJB 3.0 Session Bean，\u5e76\u5728JBoss\u4e0a\u8fdb\u884c\u90e8\u7f72\u548c\u6d4b\u8bd5\u3002 <\/p>\n
\u5f00\u53d1\u6b65\u9aa4： <\/p>\n
\u4ee3\u7801\u793a\u4f8b： <\/p>\n
import javax.ejb.Stateless;
\nimport javax.ejb.Remote;<\/p>\n
@Stateless
\n@Remote(GreetingService.class)
\npublic class GreetingServiceBean implements GreetingService {<\/p>\n
@Override
\n public String sayHello(String name) {
\n return "Hello " + name + "!";
\n }
\n}<\/p>\n
\u903b\u8f91\u5206\u6790： <\/p>\n
Message-Driven Bean（MDB）\u662fEJB\u7ec4\u4ef6\u6a21\u578b\u4e2d\u7528\u4e8e\u5904\u7406\u6d88\u606f\u7684\u5f02\u6b65\u7ec4\u4ef6\u3002JBoss\u5bf9EJB 3.0\u4e2d\u7684MDB\u63d0\u4f9b\u4e86\u5b8c\u5584\u7684\u652f\u6301\u3002\u4e0b\u9762\u5c06\u5c55\u793a\u5982\u4f55\u5728JBoss\u670d\u52a1\u5668\u4e0a\u521b\u5efa\u548c\u914d\u7f6eMDB\u3002 <\/p>\n
\u5f00\u53d1\u6b65\u9aa4： <\/p>\n
\u4ee3\u7801\u793a\u4f8b： <\/p>\n
import javax.ejb.ActivationConfigProperty;
\nimport javax.ejb.MessageDriven;
\nimport javax.jms.Message;
\nimport javax.jms.MessageListener;<\/p>\n
@MessageDriven(activationConfig = {
\n @ActivationConfigProperty(propertyName = "destinationType", propertyValue = "javax.jms.Queue")
\n})
\npublic class GreetingMessageBean implements MessageListener {<\/p>\n
@Override
\n public void onMessage(Message message) {
\n \/\/ \u5904\u7406\u63a5\u6536\u5230\u7684\u6d88\u606f…
\n }
\n}<\/p>\n
\u903b\u8f91\u5206\u6790： <\/p>\n
\u901a\u8fc7\u8fd9\u4e2a\u4f8b\u5b50，\u6211\u4eec\u80fd\u770b\u5230EJB 3.0\u4e0eJBoss\u670d\u52a1\u5668\u7684\u7ed3\u5408\u4f7f\u7528，\u4e0d\u4ec5\u7b80\u5316\u4e86\u5f00\u53d1，\u4e5f\u63d0\u9ad8\u4e86\u4f01\u4e1a\u5e94\u7528\u7684\u53ef\u4f38\u7f29\u6027\u548c\u7075\u6d3b\u6027\u3002\u5728\u540e\u7eed\u7ae0\u8282\u4e2d，\u6211\u4eec\u5c06\u7ee7\u7eed\u63a2\u8ba8EJB 3.0\u5728JBoss\u4e0a\u7684\u66f4\u591a\u5b9e\u8df5\u548c\u5e94\u7528\u3002 <\/p>\n
JMS（Java\u6d88\u606f\u670d\u52a1）\u662fJava EE 5\u4e2d\u7528\u4e8e\u4f01\u4e1a\u7ea7\u6d88\u606f\u4f20\u9012\u7684\u4e00\u7ec4API\u3002\u5b83\u63d0\u4f9b\u4e86\u4e0d\u540c\u5e94\u7528\u4e4b\u95f4\u4ee5\u53ca\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e4b\u95f4\u677e\u8026\u5408\u7684\u901a\u4fe1\u673a\u5236\u3002JBoss\u4f5c\u4e3aJava EE 5\u7684\u4e00\u4e2a\u91cd\u8981\u5b9e\u8df5\u8005，\u5728\u96c6\u6210JMS\u65b9\u9762\u5177\u6709\u81ea\u5df1\u72ec\u7279\u7684\u4f18\u52bf\u548c\u7279\u70b9\u3002\u672c\u7ae0\u8282\u5c06\u6df1\u5165\u63a2\u8ba8JMS\u7684\u57fa\u7840\u77e5\u8bc6\u4ee5\u53caJBoss\u4e2dJMS\u7684\u5177\u4f53\u5b9e\u73b0\u65b9\u5f0f\u3002 <\/p>\n
JMS\u5b9a\u4e49\u4e86\u4e00\u7ec4\u6807\u51c6\u7684\u63a5\u53e3\u548c\u884c\u4e3a，\u4ee5\u652f\u6301\u5728\u4e0d\u540cJMS\u63d0\u4f9b\u5546\u4e4b\u95f4\u8fdb\u884c\u5e94\u7528\u79fb\u690d\u3002JMS\u4f53\u7cfb\u7ed3\u6784\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u6838\u5fc3\u7ec4\u4ef6： <\/p>\n
\u6d88\u606f\u7c7b\u578b\u5728JMS\u4e2d\u4e3b\u8981\u6709\u4e24\u79cd\u6a21\u578b：\u70b9\u5bf9\u70b9\u6a21\u578b\u548c\u53d1\u5e03\/\u8ba2\u9605\u6a21\u578b\u3002 <\/p>\n
\u70b9\u5bf9\u70b9\u6a21\u578b\u5f3a\u8c03\u7684\u662f\u6d88\u606f\u7684\u53ef\u9760\u4f20\u8f93\u548c\u4e00\u5bf9\u4e00\u7684\u901a\u4fe1，\u800c\u53d1\u5e03\/\u8ba2\u9605\u6a21\u578b\u66f4\u4fa7\u91cd\u4e8e\u4e00\u5bf9\u591a\u7684\u901a\u4fe1\u6a21\u5f0f\u548c\u7075\u6d3b\u6027\u3002\u8fd9\u4e24\u79cd\u6a21\u578b\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u5404\u6709\u7528\u9014\u3002 <\/p>\n
JBoss\u652f\u6301JMS\u670d\u52a1\u7684\u5b9e\u73b0\u4e3b\u8981\u901a\u8fc7JBoss Messaging\u6765\u8fdb\u884c\u3002JBoss Messaging\u662f\u4e00\u79cd\u9ad8\u6027\u80fd\u3001\u53ef\u4f38\u7f29\u7684\u6d88\u606f\u670d\u52a1，\u5b83\u4f7f\u7528\u4e86ActiveMQ\u4f5c\u4e3a\u5e95\u5c42\u7684\u6d88\u606f\u5f15\u64ce\u3002 <\/p>\n
JBoss\u63d0\u4f9b\u4e86\u7ba1\u7406\u63a7\u5236\u53f0，\u901a\u8fc7\u56fe\u5f62\u754c\u9762\u7684\u65b9\u5f0f\u6765\u914d\u7f6e\u548c\u7ba1\u7406JMS\u8d44\u6e90\u3002\u63a7\u5236\u53f0\u754c\u9762\u76f4\u89c2\u4e14\u6613\u4e8e\u64cd\u4f5c，\u5141\u8bb8\u7528\u6237\u65e0\u9700\u6df1\u5165\u4e86\u89e3\u5e95\u5c42\u914d\u7f6e\u6587\u4ef6\u5373\u53ef\u5b8c\u6210JMS\u8d44\u6e90\u7684\u7ba1\u7406\u3002 <\/p>\n
<!– JBoss Messaging\u914d\u7f6e\u793a\u4f8b –>
\n<subsystem xmlns="urn:jboss:domain:messaging-activemq:1.0">
\n <server name="default">
\n <security-setting match="jms.queue.exampleQueue">
\n <role name="admin" send="true" consume="true" create="true"\/>
\n <\/security-setting>
\n <address-setting match="jms.queue.exampleQueue" max-size-bytes="10485760"\/>
\n <http-connector name="http-remoting" connector="http-remoting-connector"\/>
\n <\/server>
\n<\/subsystem><\/p>\n
\u6d88\u606f\u9a71\u52a8Bean（Message-Driven Beans, MDBs）\u662f\u4e00\u79cd\u7279\u6b8a\u7684\u65e0\u72b6\u6001\u4f1a\u8bddBean，\u7528\u4e8e\u5f02\u6b65\u63a5\u6536\u6d88\u606f\u3002\u5728JBoss\u4e2d，\u5f00\u53d1MDB\u6d89\u53ca\u5230\u51e0\u4e2a\u6b65\u9aa4： <\/p>\n
import javax.ejb.MessageDriven;
\nimport javax.inject.Inject;
\nimport javax.jms.Message;
\nimport javax.jms.MessageListener;
\nimport javax.jms.TextMessage;<\/p>\n
@MessageDriven(activationConfig = {
\n @ActivationConfigProperty(propertyName = "destinationType", propertyValue = "javax.jms.Queue"),
\n @ActivationConfigProperty(propertyName = "destination", propertyValue = "jms\/queue\/exampleQueue")
\n})
\npublic class ExampleMDB implements MessageListener {
\n @Inject
\n private MyService myService;<\/p>\n
public void onMessage(Message message) {
\n try {
\n if (message instanceof TextMessage) {
\n String text = ((TextMessage) message).getText();
\n myService.processMessage(text);
\n }
\n } catch (Exception e) {
\n \/\/ Handle exception
\n }
\n }
\n}<\/p>\n
\u5728\u8fd9\u4e2a\u5b9e\u4f8b\u4e2d， ExampleMDB \u7c7b\u76d1\u542c\u4e86\u540d\u4e3a exampleQueue \u7684\u961f\u5217\u3002\u5f53\u6d88\u606f\u5230\u8fbe\u961f\u5217\u65f6， onMessage \u65b9\u6cd5\u88ab\u81ea\u52a8\u8c03\u7528，\u7136\u540e\u8c03\u7528 MyService \u7684 processMessage \u65b9\u6cd5\u5904\u7406\u6d88\u606f\u3002 <\/p>\n
\u901a\u8fc7\u4e0a\u8ff0\u5185\u5bb9，\u672c\u7ae0\u8282\u6df1\u5165\u63a2\u8ba8\u4e86JMS\u7684\u57fa\u7840\u77e5\u8bc6\u548cJBoss\u5982\u4f55\u96c6\u6210\u548c\u5b9e\u73b0JMS\u7684\u7ec6\u8282\u3002\u4e0b\u4e00\u7ae0\u8282\u5c06\u4ecb\u7ecdJPA\u4e0eHibernate\u5728JBoss\u4e2d\u7684\u5b8c\u7f8e\u96c6\u6210\u3002 <\/p>\n
Java Persistence API（JPA）\u662fJava EE\u5e73\u53f0\u4e2d\u7684\u4e00\u90e8\u5206，\u65e8\u5728\u63d0\u4f9b\u4e00\u79cd\u6301\u4e45\u5316\u6570\u636e\u7684\u7edf\u4e00\u65b9\u5f0f，\u4e3b\u8981\u5173\u6ce8\u5bf9\u8c61\u548c\u5173\u7cfb\u6570\u636e\u5e93\u4e4b\u95f4\u7684\u6620\u5c04\u3002JPA\u7684\u6f14\u8fdb\u663e\u8457\u7b80\u5316\u4e86Java\u5bf9\u8c61\u4e0e\u6570\u636e\u5e93\u4e4b\u95f4\u7684\u4ea4\u4e92，\u5141\u8bb8\u5f00\u53d1\u8005\u4ee5\u9762\u5411\u5bf9\u8c61\u7684\u65b9\u5f0f\u6765\u5904\u7406\u6570\u636e\u6301\u4e45\u5316\u3002 <\/p>\n
JPA\u901a\u8fc7\u4e00\u7cfb\u5217\u6ce8\u89e3\u548c\u63a5\u53e3，\u63d0\u4f9b\u4e86\u4e00\u79cd\u58f0\u660e\u5f0f\u7684\u6570\u636e\u6301\u4e45\u5316\u65b9\u5f0f\u3002JPA 1.0\u89c4\u8303\u8d77\u6e90\u4e8eEJB 3.0\u89c4\u8303，\u5e76\u8fc5\u901f\u6210\u4e3aJava\u6301\u4e45\u5316\u6280\u672f\u7684\u884c\u4e1a\u6807\u51c6\u3002JPA 2.0\u548c2.1\u5728\u6027\u80fd\u548c\u6613\u7528\u6027\u65b9\u9762\u90fd\u6709\u4e86\u663e\u8457\u63d0\u5347，\u63d0\u4f9b\u4e86\u66f4\u591a\u7279\u6027\u6765\u7b80\u5316\u6570\u636e\u6301\u4e45\u5316\u7684\u64cd\u4f5c\u3002 <\/p>\n
Hibernate\u662f\u4e00\u4e2a\u5f00\u6e90\u7684\u3001\u529f\u80fd\u5f3a\u5927\u7684\u6301\u4e45\u5316\u6846\u67b6，\u5b83\u63d0\u4f9b\u4e86Java\u5bf9\u8c61\u6301\u4e45\u5316\u7684\u5168\u9762\u5b9e\u73b0，\u5e76\u4e14\u662fJPA\u89c4\u8303\u7684\u53c2\u8003\u5b9e\u73b0\u4e4b\u4e00\u3002Hibernate\u5177\u6709\u5f88\u597d\u7684\u7075\u6d3b\u6027\u548c\u6269\u5c55\u6027，\u652f\u6301\u591a\u79cd\u6570\u636e\u5e93\u5e76\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684API，\u80fd\u591f\u6ee1\u8db3\u590d\u6742\u7684\u4e1a\u52a1\u9700\u6c42\u3002 <\/p>\n
Hibernate\u5728JPA\u7684\u57fa\u7840\u4e0a\u63d0\u4f9b\u4e86\u4e00\u4e9b\u989d\u5916\u7684\u529f\u80fd，\u79f0\u4e3aHibernate\u6269\u5c55\u3002\u8fd9\u4e9b\u6269\u5c55\u5305\u62ec\u4e8c\u7ea7\u7f13\u5b58\u3001\u5ef6\u8fdf\u52a0\u8f7d\u3001\u7ea7\u8054\u64cd\u4f5c\u7b49\u9ad8\u7ea7\u7279\u6027，\u8fd9\u4e9b\u7279\u6027\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u8005\u66f4\u6709\u6548\u5730\u7ba1\u7406\u6570\u636e\u5e93\u64cd\u4f5c\u3002\u5728JBoss\u73af\u5883\u4e2d，Hibernate\u901a\u5e38\u4f5c\u4e3a\u9ed8\u8ba4\u7684\u6301\u4e45\u5316\u63d0\u4f9b\u8005，\u4f7f\u5f97JPA\u4e0eHibernate\u7684\u96c6\u6210\u53d8\u5f97\u65e0\u7f1d\u3002 <\/p>\n
JBoss\u5e94\u7528\u670d\u52a1\u5668\u9ed8\u8ba4\u96c6\u6210\u4e86Hibernate\u4f5c\u4e3a\u5176\u5bf9\u8c61\u5173\u7cfb\u6620\u5c04（ORM）\u6846\u67b6\u3002\u8981\u5728JBoss\u4e0a\u4f7f\u7528Hibernate\u8fdb\u884c\u6570\u636e\u6301\u4e45\u5316\u64cd\u4f5c，\u9996\u5148\u9700\u8981\u5bf9JBoss\u7684\u914d\u7f6e\u6587\u4ef6\u8fdb\u884c\u9002\u5f53\u4fee\u6539，\u4ee5\u786e\u4fddHibernate\u80fd\u591f\u6b63\u786e\u52a0\u8f7d\u5e76\u7ba1\u7406\u5b9e\u4f53\u7c7b\u3002 <\/p>\n
\u4ee5\u4e0b\u662f\u4e00\u4e2a\u57fa\u672c\u7684 persistence.xml \u6587\u4ef6\u914d\u7f6e\u793a\u4f8b，\u5c55\u793a\u4e86\u5982\u4f55\u5728JBoss\u4e0a\u914d\u7f6eHibernate\u73af\u5883： <\/p>\n
<persistence xmlns="http:\/\/java.sun.com\/xml\/ns\/persistence"
\n xmlns:xsi="http:\/\/www.w3.org\/2001\/XMLSchema-instance"
\n xsi:schemaLocation="http:\/\/java.sun.com\/xml\/ns\/persistence
\n http:\/\/java.sun.com\/xml\/ns\/persistence\/persistence_2_0.xsd"
\n version="2.0">
\n <persistence-unit name="myPersistenceUnit">
\n <provider>org.hibernate.jpa.HibernatePersistenceProvider<\/provider>
\n <jta-data-source>java:\/MyDS<\/jta-data-source>
\n <properties>
\n <property name="hibernate.dialect" value="org.hibernate.dialect.H2Dialect"\/>
\n <property name="hibernate.show_sql" value="true"\/>
\n <property name="hibernate.hbm2ddl.auto" value="update"\/>
\n <\/properties>
\n <\/persistence-unit>
\n<\/persistence><\/p>\n
\u5728\u8fd9\u4e2a\u914d\u7f6e\u4e2d，\u6307\u5b9a\u4e86Hibernate\u4f5c\u4e3a\u63d0\u4f9b\u8005，\u5e76\u8bbe\u7f6e\u4e86\u6570\u636e\u6e90\u3002 hibernate.dialect \u5c5e\u6027\u5141\u8bb8Hibernate\u6839\u636e\u6240\u9009\u7684\u6570\u636e\u5e93\u9009\u62e9\u5408\u9002\u7684SQL\u65b9\u8a00， hibernate.show_sql \u5c5e\u6027\u5219\u7528\u4e8e\u8f93\u51fa\u751f\u6210\u7684SQL\u8bed\u53e5，\u4ee5\u4fbf\u4e8e\u8c03\u8bd5\u3002 <\/p>\n
\u4e00\u65e6\u914d\u7f6e\u5b8c\u6210，\u5f00\u53d1\u8005\u4fbf\u53ef\u4ee5\u5f00\u59cb\u521b\u5efa\u548c\u7ba1\u7406\u5b9e\u4f53\u7c7b\u3002\u4e0b\u9762\u7684\u4ee3\u7801\u5c55\u793a\u4e86\u5982\u4f55\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684JPA\u5b9e\u4f53，\u5e76\u5728JBoss\u670d\u52a1\u5668\u4e0a\u6267\u884c\u57fa\u672c\u7684\u6301\u4e45\u5316\u64cd\u4f5c： <\/p>\n
import javax.persistence.*;
\nimport java.io.Serializable;<\/p>\n
@Entity
\n@Table(name = "USERS")
\npublic class User implements Serializable {<\/p>\n
private static final long serialVersionUID = 1L;<\/p>\n
@Id
\n @GeneratedValue(strategy = GenerationType.IDENTITY)
\n @Column(name = "USER_ID")
\n private long id;<\/p>\n
@Column(name = "USER_NAME")
\n private String userName;<\/p>\n
@Column(name = "USER_EMAIL")
\n private String userEmail;<\/p>\n
\/\/ \u7701\u7565\u6784\u9020\u51fd\u6570\u3001getter\u548csetter\u65b9\u6cd5
\n}<\/p>\n
\/\/ \u5728\u4e1a\u52a1\u903b\u8f91\u4e2d\u4f7f\u7528
\nimport javax.persistence.EntityManager;
\nimport javax.persistence.EntityManagerFactory;
\nimport javax.persistence.PersistenceUnit;<\/p>\n
public class UserDAO {<\/p>\n
@PersistenceUnit
\n private EntityManagerFactory entityManagerFactory;<\/p>\n
public void addUser(User user) {
\n EntityManager entityManager = entityManagerFactory.createEntityManager();
\n try {
\n entityManager.getTransaction().begin();
\n entityManager.persist(user);
\n entityManager.getTransaction().commit();
\n } finally {
\n entityManager.close();
\n }
\n }
\n}<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d， User \u5b9e\u4f53\u7c7b\u4f7f\u7528\u4e86JPA\u6ce8\u89e3\u6765\u5b9a\u4e49\u5bf9\u8c61\u4e0e\u6570\u636e\u5e93\u8868\u4e4b\u95f4\u7684\u6620\u5c04\u3002\u5728 UserDAO \u7c7b\u4e2d，\u901a\u8fc7 EntityManager \u8fdb\u884c\u6570\u636e\u7684\u6301\u4e45\u5316\u64cd\u4f5c，\u5305\u62ec\u6dfb\u52a0\u65b0\u7528\u6237\u3002 <\/p>\n
\u8fd9\u4e2a\u7b80\u5355\u7684\u4f8b\u5b50\u6f14\u793a\u4e86JPA\u7684\u6613\u7528\u6027\u548cHibernate\u5728JBoss\u4e2d\u4f7f\u7528\u7684\u65e0\u7f1d\u96c6\u6210\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f，\u5f00\u53d1\u8005\u53ef\u4ee5\u66f4\u52a0\u4e13\u6ce8\u4e8e\u4e1a\u52a1\u903b\u8f91\u7684\u5b9e\u73b0，\u800c\u4e0d\u662f\u5e95\u5c42\u7684\u6570\u636e\u5e93\u64cd\u4f5c\u7ec6\u8282\u3002 <\/p>\n
Web\u670d\u52a1\u662f\u6784\u5efa\u73b0\u4ee3\u5206\u5e03\u5f0f\u7cfb\u7edf\u7684\u57fa\u77f3，\u5b83\u5141\u8bb8\u4e0d\u540c\u5e94\u7528\u7a0b\u5e8f\u4e4b\u95f4\u8fdb\u884c\u901a\u4fe1，\u4e0d\u8bba\u5b83\u4eec\u662f\u5728\u540c\u4e00\u53f0\u673a\u5668\u4e0a\u8fd8\u662f\u8de8\u8d8a\u4e86\u4e92\u8054\u7f51\u3002\u5728JBoss\u5e94\u7528\u670d\u52a1\u5668\u4e2d，\u5bf9Web\u670d\u52a1\u7684\u96c6\u6210\u548c\u4f7f\u7528，\u9075\u5faa\u4e86\u4e1a\u754c\u5e7f\u6cdb\u8ba4\u53ef\u7684\u6807\u51c6，\u786e\u4fdd\u4e86\u5e73\u53f0\u7684\u4e92\u64cd\u4f5c\u6027\u548c\u7cfb\u7edf\u7684\u53ef\u6269\u5c55\u6027\u3002 <\/p>\n
\u7b80\u5355\u5bf9\u8c61\u8bbf\u95ee\u534f\u8bae（SOAP）\u548c\u4ee3\u8868\u6027\u72b6\u6001\u4f20\u8f93（REST）\u662f\u4e24\u79cd\u4e3b\u6d41\u7684Web\u670d\u52a1\u5b9e\u73b0\u65b9\u5f0f，\u5b83\u4eec\u5404\u6709\u5343\u79cb，\u9002\u5e94\u4e0d\u540c\u7684\u4e1a\u52a1\u573a\u666f\u548c\u5f00\u53d1\u9700\u6c42\u3002 <\/p>\n
SOAP\u662f\u4e00\u79cd\u57fa\u4e8eXML\u7684\u6d88\u606f\u4f20\u9012\u534f\u8bae，\u5b83\u63d0\u4f9b\u4e86\u5b9a\u4e49\u8fdc\u7a0b\u8fc7\u7a0b\u8c03\u7528（RPC）\u548c\u6d88\u606f\u4f20\u9012\u7684\u6807\u51c6\u65b9\u5f0f\u3002SOAP\u7684\u4f18\u70b9\u5728\u4e8e\u5176\u4e25\u683c\u7684\u6807\u51c6\u89c4\u8303，\u4e3a\u590d\u6742\u7684\u4e8b\u52a1\u63d0\u4f9b\u4e86\u826f\u597d\u7684\u652f\u6301，\u4f46\u5176\u7f3a\u70b9\u4e5f\u5f88\u660e\u663e，\u6bd4\u5982\u6d88\u606f\u4f53\u79ef\u8f83\u5927，\u5904\u7406\u901f\u5ea6\u6162\u3002JBoss\u901a\u8fc7JAX-WS（Java API for XML Web Services）\u652f\u6301SOAP\u534f\u8bae，\u5f00\u53d1\u8005\u53ef\u4ee5\u5229\u7528\u8fd9\u4e9b\u5de5\u5177\u6765\u5b9e\u73b0SOAP\u670d\u52a1\u3002 <\/p>\n
RESTful\u5219\u662f\u57fa\u4e8eHTTP\u534f\u8bae\u7684\u4e00\u79cd\u8f7b\u91cf\u7ea7Web\u670d\u52a1\u67b6\u6784\u98ce\u683c\u3002\u5b83\u901a\u8fc7\u4f7f\u7528HTTP\u7684GET\u3001POST\u3001PUT\u3001DELETE\u7b49\u65b9\u6cd5，\u5229\u7528\u8d44\u6e90\u7684\u8868\u793a\u6765\u8fdb\u884c\u4ea4\u4e92\u3002RESTful\u7684\u4f18\u70b9\u662f\u7b80\u5355\u3001\u5feb\u901f\u3001\u8f7b\u91cf\u7ea7，\u9002\u5408\u5904\u7406\u5927\u91cf\u6570\u636e\u548c\u65e0\u72b6\u6001\u7684\u4ea4\u4e92\u3002JBoss\u901a\u8fc7JAX-RS（Java API for RESTful Web Services）\u6765\u652f\u6301RESTful\u670d\u52a1\u7684\u5f00\u53d1\u3002 <\/p>\n
Web\u670d\u52a1\u7684\u5b89\u5168\u662f\u4e0d\u5bb9\u5ffd\u89c6\u7684\u5173\u952e\u56e0\u7d20\u3002\u5728\u90e8\u7f72Web\u670d\u52a1\u65f6，\u9700\u8981\u8003\u8651\u8eab\u4efd\u9a8c\u8bc1\u3001\u6388\u6743\u3001\u6d88\u606f\u5b8c\u6574\u6027\u548c\u673a\u5bc6\u6027\u7b49\u5b89\u5168\u95ee\u9898\u3002JBoss\u5e94\u7528\u670d\u52a1\u5668\u63d0\u4f9b\u4e86\u591a\u79cd\u673a\u5236\u6765\u589e\u5f3aWeb\u670d\u52a1\u7684\u5b89\u5168\u6027，\u5305\u62ecWS-Security\u3001SSL\/TLS\u52a0\u5bc6\u4ee5\u53ca\u5b89\u5168\u4ee4\u724c\u670d\u52a1\u7b49\u3002 <\/p>\n
JBoss\u901a\u8fc7\u5185\u7f6e\u7684\u5e93\u548cAPI，\u652f\u6301\u5f00\u53d1\u8005\u8f7b\u677e\u5730\u5728\u5e94\u7528\u4e2d\u96c6\u6210\u548c\u4f7f\u7528Web\u670d\u52a1\u3002 <\/p>\n
JAX-WS\u63d0\u4f9b\u4e86\u5f00\u53d1SOAP Web\u670d\u52a1\u7684\u5b8c\u6574\u5de5\u5177\u96c6\u3002\u5f00\u53d1\u8005\u53ef\u4ee5\u4f7f\u7528JAX-WS\u7684\u6ce8\u89e3\u6765\u6807\u6ce8\u4e1a\u52a1\u63a5\u53e3\u548c\u5b9e\u73b0\u7c7b，\u4ece\u800c\u7b80\u5316SOAP\u670d\u52a1\u7684\u5f00\u53d1\u3002JBoss\u5e94\u7528\u670d\u52a1\u5668\u5bf9JAX-WS\u63d0\u4f9b\u4e86\u5168\u9762\u7684\u652f\u6301，\u5305\u62ec\u4f46\u4e0d\u9650\u4e8eWeb\u670d\u52a1\u7684\u90e8\u7f72\u3001\u7ba1\u7406\u3001\u76d1\u63a7\u7b49\u3002 <\/p>\n
JAX-RS\u5219\u662f\u4e3a\u4e86\u7b80\u5316RESTful\u670d\u52a1\u7684\u5f00\u53d1\u800c\u8bbe\u8ba1\u7684API\u3002\u5b83\u63d0\u4f9b\u4e86\u4e00\u7ec4\u8f7b\u91cf\u7ea7\u7684\u6ce8\u89e3\u6765\u5b9a\u4e49\u8d44\u6e90\u548c\u8def\u7531，\u4f7f\u5f97\u5f00\u53d1\u8005\u80fd\u591f\u4ee5\u58f0\u660e\u5f0f\u7684\u65b9\u5f0f\u5feb\u901f\u6784\u5efaRESTful\u5e94\u7528\u3002JBoss\u901a\u8fc7JAX-RS API\u5b9e\u73b0\u4e86\u5bf9RESTful\u670d\u52a1\u7684\u8f7b\u677e\u90e8\u7f72\u548c\u8c03\u7528\u3002 <\/p>\n
\u5047\u8bbe\u6211\u4eec\u8981\u5f00\u53d1\u4e00\u4e2a\u57fa\u4e8eJBoss\u7684RESTful Web\u670d\u52a1，\u7528\u4e8e\u7ba1\u7406\u7528\u6237\u4fe1\u606f\u3002\u6211\u4eec\u5c06\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u7528\u6237\u670d\u52a1，\u652f\u6301\u6dfb\u52a0\u3001\u5220\u9664\u3001\u4fee\u6539\u548c\u67e5\u8be2\u7528\u6237\u64cd\u4f5c\u3002\u4e0b\u9762\u662f\u4f7f\u7528JAX-RS\u5b9e\u73b0\u8be5\u670d\u52a1\u7684\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\u3002 <\/p>\n
@Path("\/users")
\npublic class UserService {
\n private List<User> users = new ArrayList<>();<\/p>\n
@POST
\n @Consumes(MediaType.APPLICATION_JSON)
\n public Response addUser(User user) {
\n users.add(user);
\n return Response.status(Response.Status.CREATED).build();
\n }<\/p>\n
@GET
\n @Produces(MediaType.APPLICATION_JSON)
\n public List<User> getUsers() {
\n return users;
\n }<\/p>\n
@PUT
\n @Path("\/{id}")
\n @Consumes(MediaType.APPLICATION_JSON)
\n public Response updateUser(@PathParam("id") int id, User user) {
\n if (id < users.size()) {
\n users.set(id, user);
\n return Response.ok().build();
\n } else {
\n return Response.status(Response.Status.NOT_FOUND).build();
\n }
\n }<\/p>\n
@DELETE
\n @Path("\/{id}")
\n public Response removeUser(@PathParam("id") int id) {
\n if (id < users.size()) {
\n users.remove(id);
\n return Response.ok().build();
\n } else {
\n return Response.status(Response.Status.NOT_FOUND).build();
\n }
\n }
\n}<\/p>\n
\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d，\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u7b80\u5355\u7684\u7528\u6237\u670d\u52a1\u3002\u6211\u4eec\u4f7f\u7528\u4e86 @Path \u6ce8\u89e3\u6765\u6307\u5b9a\u670d\u52a1\u7684URL\u8def\u5f84\u3002\u6bcf\u4e2a\u65b9\u6cd5\u90fd\u4f7f\u7528\u4e86\u76f8\u5e94\u7684\u6ce8\u89e3，\u5982 @POST \u8868\u793a\u6dfb\u52a0\u64cd\u4f5c， @PUT \u8868\u793a\u66f4\u65b0\u64cd\u4f5c， @DELETE \u8868\u793a\u5220\u9664\u64cd\u4f5c，\u800c @GET \u5219\u7528\u4e8e\u83b7\u53d6\u6570\u636e\u3002\u8fd9\u4e9b\u6ce8\u89e3\u4e0d\u4ec5\u7b80\u5316\u4e86\u670d\u52a1\u7684\u5f00\u53d1，\u800c\u4e14\u6e05\u6670\u5730\u5b9a\u4e49\u4e86\u670d\u52a1\u884c\u4e3a\u3002 <\/p>\n
\u5728JBoss\u4e2d\u90e8\u7f72\u4e0a\u8ff0\u670d\u52a1，\u53ea\u9700\u5c06\u5176\u7f16\u8bd1\u540e\u7684\u7c7b\u6587\u4ef6\u653e\u5165\u5e94\u7528\u7684\u9002\u5f53\u76ee\u5f55，\u5e76\u5728 web.xml \u4e2d\u8fdb\u884c\u76f8\u5e94\u7684\u914d\u7f6e\u5373\u53ef\u3002JBoss\u4f1a\u81ea\u52a8\u8bc6\u522b\u8fd9\u4e9b\u670d\u52a1\u5e76\u8fdb\u884c\u7ba1\u7406\u3002 <\/p>\n
JBoss\u7684Web\u670d\u52a1\u652f\u6301\u4e0d\u4ec5\u9650\u4e8e\u6807\u51c6\u5b9e\u73b0，\u8fd8\u5305\u62ec\u4e0e\u5176\u4ed6\u6d41\u884c\u6846\u67b6\u5982Apache CXF\u548cRestEasy\u7684\u96c6\u6210\u3002\u8fd9\u610f\u5473\u7740\u5f00\u53d1\u8005\u53ef\u4ee5\u9009\u62e9\u6700\u9002\u5408\u4ed6\u4eec\u9700\u6c42\u7684\u5de5\u5177\u548c\u5e93\u6765\u6784\u5efaWeb\u670d\u52a1\u3002 <\/p>\n
JBoss\u7ba1\u7406\u63a7\u5236\u53f0\u662f\u7ba1\u7406\u5458\u4e0e\u5f00\u53d1\u8005\u7528\u6765\u76d1\u63a7\u548c\u7ba1\u7406JBoss\u670d\u52a1\u5668\u7684\u4e00\u4e2a\u91cd\u8981\u5de5\u5177\u3002\u63a7\u5236\u53f0\u63d0\u4f9b\u4e86\u4e00\u4e2a\u76f4\u89c2\u7684Web\u754c\u9762，\u8ba9\u7ba1\u7406\u5458\u53ef\u4ee5\u8f7b\u677e\u5730\u5b8c\u6210\u670d\u52a1\u5668\u914d\u7f6e\u3001\u5e94\u7528\u90e8\u7f72\u548c\u8fd0\u884c\u65f6\u76d1\u63a7\u7b49\u4efb\u52a1\u3002 <\/p>\n
\u63a7\u5236\u53f0\u7684\u754c\u9762\u8bbe\u8ba1\u76f4\u89c2\u6613\u7528，\u901a\u5e38\u7531\u4ee5\u4e0b\u51e0\u4e2a\u4e3b\u8981\u90e8\u5206\u7ec4\u6210： <\/p>\n
\u5bf9\u4e8e\u5e94\u7528\u7684\u90e8\u7f72\u4e0e\u914d\u7f6e\u7ba1\u7406，JBoss\u7ba1\u7406\u63a7\u5236\u53f0\u63d0\u4f9b\u4e86\u4ee5\u4e0b\u529f\u80fd： <\/p>\n
Java Management Extensions (JMX) \u662fJava\u5e73\u53f0\u4e2d\u7528\u4e8e\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\u7684\u4e00\u7ec4\u6280\u672f\u89c4\u8303\u3002JBoss\u670d\u52a1\u5668\u901a\u8fc7JMX\u96c6\u6210，\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u7ba1\u7406\u529f\u80fd\u3002 <\/p>\n
JMX\u7531\u4ee5\u4e0b\u51e0\u4e2a\u4e3b\u8981\u7ec4\u4ef6\u7ec4\u6210： <\/p>\n
\u5728JBoss\u4e2d，\u6240\u6709\u53ef\u7ba1\u7406\u7684\u8d44\u6e90\u548c\u670d\u52a1\u90fd\u88ab\u5c01\u88c5\u4e3aMBean，\u5141\u8bb8\u901a\u8fc7JMX\u8fdb\u884c\u8bbf\u95ee\u548c\u63a7\u5236\u3002 <\/p>\n
\u5bf9\u4e8eJBoss\u670d\u52a1\u5668\u7684MBean\u64cd\u4f5c，\u53ef\u4ee5\u6267\u884c\u4ee5\u4e0b\u6b65\u9aa4： <\/p>\n
\u6027\u80fd\u76d1\u63a7\u662f\u4fdd\u8bc1\u5e94\u7528\u670d\u52a1\u5668\u5065\u5eb7\u8fd0\u884c\u7684\u5173\u952e\u73af\u8282\u3002JBoss\u7ba1\u7406\u63a7\u5236\u53f0\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u63d0\u4f9b\u6027\u80fd\u76d1\u63a7： <\/p>\n
\u7ba1\u7406\u5458\u53ef\u4ee5\u901a\u8fc7\u5b9e\u65f6\u76d1\u63a7\u56fe\u8868\u6765\u8ddf\u8e2a\u8fd9\u4e9b\u6027\u80fd\u6307\u6807，\u5e76\u53ca\u65f6\u4f5c\u51fa\u8c03\u6574\u3002 <\/p>\n
graph LR
\nA[JBoss\u7ba1\u7406\u63a7\u5236\u53f0] –> B[\u90e8\u7f72\u76ee\u5f55]
\nA –> C[\u670d\u52a1\u5668\u914d\u7f6e]
\nA –> D[\u7cfb\u7edf\u5c5e\u6027]
\nA –> E[\u65e5\u5fd7\u548c\u76d1\u63a7]
\nB –> F[\u90e8\u7f72\u65b0\u5e94\u7528]
\nC –> G[\u914d\u7f6e\u4fee\u6539]
\nD –> H[\u5e94\u7528\u7ba1\u7406]
\nE –> I[\u6027\u80fd\u76d1\u63a7]
\nI –> J[\u670d\u52a1\u5668\u72b6\u6001]
\nI –> K[\u5e94\u7528\u6027\u80fd]
\nI –> L[\u81ea\u5b9a\u4e49\u76d1\u63a7]<\/p>\n
\u901a\u8fc7\u4e0a\u8ff0\u6d41\u7a0b\u56fe\u53ef\u4ee5\u770b\u51faJBoss\u7ba1\u7406\u63a7\u5236\u53f0\u4e2d\u6027\u80fd\u76d1\u63a7\u7684\u5177\u4f53\u6267\u884c\u8def\u5f84\u548c\u64cd\u4f5c\u6d41\u7a0b，\u4ece\u800c\u6709\u6548\u5730\u7ba1\u7406\u5e94\u7528\u670d\u52a1\u5668\u7684\u8fd0\u884c\u72b6\u6001\u548c\u6027\u80fd\u6307\u6807\u3002 <\/p>\n
\u672c\u6587\u8fd8\u6709\u914d\u5957\u7684\u7cbe\u54c1\u8d44\u6e90，\u70b9\u51fb\u83b7\u53d6 <\/p>\n
\u7b80\u4ecb：JBoss-4.2.3.GA-jdk6.zip \u662f\u4e13\u4e3aJDK 6\u4f18\u5316\u7684JBoss\u5e94\u7528\u670d\u52a1\u5668\u7248\u672c4.2.3 GA\u7684\u5b89\u88c5\u5305，\u652f\u6301Java EE 5\u6807\u51c6，\u5305\u542b\u4f01\u4e1a\u7ea7\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u548c\u90e8\u7f72\u6240\u9700\u7684\u5173\u952e\u7ec4\u4ef6\u3002\u8be5\u7248\u672c\u901a\u8fc7\u4e0eJDK 6\u7684\u7d27\u5bc6\u96c6\u6210，\u63d0\u5347\u4e86\u6027\u80fd\u5e76\u5229\u7528\u4e86JDK 6\u7684\u65b0\u7279\u6027\u3002\u538b\u7f29\u5305\u5305\u62ec\u4e86\u542f\u52a8\u548c\u7ba1\u7406\u670d\u52a1\u5668\u7684\u811a\u672c\u3001\u5ba2\u6237\u7aef\u5e93\u3001\u6587\u6863\u3001\u4e0d\u540c\u914d\u7f6e\u7684\u670d\u52a1\u5668\u5b9e\u4f8b\u3001\u5e94\u7528\u7a0b\u5e8f\u90e8\u7f72\u76ee\u5f55\u3001\u5fc5\u8981\u5e93\u6587\u4ef6\u3001\u914d\u7f6e\u6587\u4ef6\u3001\u65e5\u5fd7\u6587\u4ef6\u548c\u4e34\u65f6\u6587\u4ef6\u76ee\u5f55\u7b49\u5173\u952e\u7ec4\u4ef6\u548c\u76ee\u5f55\u3002 <\/p>\n
\u672c\u6587\u8fd8\u6709\u914d\u5957\u7684\u7cbe\u54c1\u8d44\u6e90，\u70b9\u51fb\u83b7\u53d6 <\/p><\/p>\n","protected":false},"excerpt":{"rendered":"
\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb827\u6b21\uff0c\u70b9\u8d5e23\u6b21\uff0c\u6536\u85cf14\u6b21\u3002JBoss \u5e94\u7528\u670d\u52a1\u5668\u662f\u4e00\u6b3e\u6d41\u884c\u7684\u5f00\u6e90 Java \u5e94\u7528\u670d\u52a1\u5668\uff0c\u4e3a\u5f00\u53d1\u548c\u90e8\u7f72\u4f01\u4e1a\u7ea7 Java \u5e94\u7528\u7a0b\u5e8f\u63d0\u4f9b\u4e86\u4e00\u4e2a\u5168\u9762\u7684\u5e73\u53f0\u3002\u5b83\u7684\u8bbe\u8ba1\u91cd\u70b9\u662f\u7b80\u5316\u5f00\u53d1\u4eba\u5458\u548c\u7ba1\u7406\u5458\u7684\u5de5\u4f5c\uff0c\u540c\u65f6\u4fdd\u6301\u4f01\u4e1a\u7ea7\u6027\u80fd\u548c\u53ef\u4f38\u7f29\u6027\u3002JBoss \u7279\u522b\u91cd\u89c6\u9075\u5faa Java EE \u89c4\u8303\uff0c\u4f7f\u5f97\u5728 JBoss \u4e0a\u8fd0\u884c\u7684\u5e94\u7528\u80fd\u591f\u4eab\u53d7\u8de8\u5e73\u53f0\u517c\u5bb9\u6027\u548c\u9ad8\u5ea6\u7684\u53ef\u79fb\u690d\u6027\u3002<\/p>\n","protected":false},"author":2,"featured_media":51795,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"topic":[],"class_list":["post-51796","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server"],"yoast_head":"\n