{"id":790,"date":"2023-09-09T19:47:01","date_gmt":"2023-02-26T11:54:06","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/index.php\/2023\/11\/30\/%e4%bd%bf%e7%94%a8%e6%b3%a8%e8%a7%a3%e7%9a%84hibernate%e4%b8%80%e5%af%b9%e5%a4%9a%e6%98%a0%e5%b0%84%e7%a4%ba%e4%be%8b\/"},"modified":"2025-08-03T08:00:49","modified_gmt":"2025-08-03T00:00:49","slug":"%e4%bd%bf%e7%94%a8%e6%b3%a8%e8%a7%a3%e7%9a%84hibernate%e4%b8%80%e5%af%b9%e5%a4%9a%e6%98%a0%e5%b0%84%e7%a4%ba%e4%be%8b","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8%e6%b3%a8%e8%a7%a3%e7%9a%84hibernate%e4%b8%80%e5%af%b9%e5%a4%9a%e6%98%a0%e5%b0%84%e7%a4%ba%e4%be%8b\/","title":{"rendered":"Hibernate\u4e00\u5bf9\u591a\u6620\u5c04\u6ce8\u89e3\u914d\u7f6eJava\u6559\u7a0b"},"content":{"rendered":"

\u8fd9\u662f\u6587\u7ae0\u300a\u4f7f\u7528\u6ce8\u89e3\u7684Hibernate\u4e00\u5bf9\u591a\u6620\u5c04\u793a\u4f8b\u300b\u7684\u7b2c1\u90e8\u5206\uff08\u51715\u90e8\u5206\uff09\u3002<\/p>\n

\u4eca\u5929\u6211\u4eec\u5c06\u6df1\u5165\u7814\u7a76Hibernate\u4e2d\u7684\u4e00\u5bf9\u591a\u6620\u5c04\u3002\u6211\u4eec\u5c06\u901a\u8fc7\u6ce8\u89e3\u548cXML\u914d\u7f6e\u6765\u4ecb\u7ecdHibernate\u7684\u4e00\u5bf9\u591a\u6620\u5c04\u793a\u4f8b\u3002<\/p>\n

\u5728Hibernate\u4e2d\u7684\u4e00\u5bf9\u591a\u6620\u5c04<\/h2>\n

\u7b80\u800c\u8a00\u4e4b\uff0c\u4e00\u5bf9\u591a\u6620\u5c04\u6307\u7684\u662f\u4e00\u4e2a\u8868\u4e2d\u7684\u4e00\u884c\u53ef\u4ee5\u6620\u5c04\u5230\u53e6\u4e00\u4e2a\u8868\u4e2d\u7684\u591a\u884c\u3002\u4f8b\u5982\uff0c\u60f3\u8c61\u4e00\u4e2a\u8d2d\u7269\u8f66\u7cfb\u7edf\uff0c\u6211\u4eec\u4e3a\u5546\u54c1\u521b\u5efa\u4e86\u53e6\u4e00\u5f20\u8868\u3002\u4e00\u4e2a\u8d2d\u7269\u8f66\u53ef\u4ee5\u62e5\u6709\u591a\u4e2a\u5546\u54c1\uff0c\u6240\u4ee5\u8fd9\u91cc\u5c31\u5b58\u5728\u4e00\u5bf9\u591a\u6620\u5c04\u5173\u7cfb\u3002\u6211\u4eec\u5c06\u4f7f\u7528\u8d2d\u7269\u8f66-\u5546\u54c1\u7684\u573a\u666f\u4f5c\u4e3aHibernate\u4e00\u5bf9\u591a\u6620\u5c04\u7684\u793a\u4f8b\u3002<\/p>\n

Hibernate\u4e2d\u7684\u4e00\u5bf9\u591a\u6620\u5c04 – \u6570\u636e\u5e93\u8bbe\u7f6e<\/h3>\n

\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u5916\u952e\u7ea6\u675f\u6765\u8fdb\u884c\u4e00\u5bf9\u591a\u7684\u6620\u5c04\u3002\u4e0b\u9762\u662f\u6211\u4eec\u7684\u8d2d\u7269\u8f66\u548c\u5546\u54c1\u8868\u7684\u6570\u636e\u5e93\u811a\u672c\u3002\u6211\u6b63\u5728\u4f7f\u7528MySQL\u6570\u636e\u5e93\u6765\u8fdb\u884cHibernate\u4e00\u5bf9\u591a\u6620\u5c04\u793a\u4f8b\u3002<\/p>\n

setup.sql<\/p>\n

CREATE TABLE `Cart` (\r\n  `cart_id` int(11) unsigned NOT NULL AUTO_INCREMENT,\r\n  `total` decimal(10,0) NOT NULL,\r\n  `name` varchar(10) DEFAULT NULL,\r\n  PRIMARY KEY (`cart_id`)\r\n) ENGINE=InnoDB AUTO_INCREMENT=5 DEFAULT CHARSET=utf8;\r\n\r\nCREATE TABLE `Items` (\r\n  `id` int(11) unsigned NOT NULL AUTO_INCREMENT,\r\n  `cart_id` int(11) unsigned NOT NULL,\r\n  `item_id` varchar(10) NOT NULL,\r\n  `item_total` decimal(10,0) NOT NULL,\r\n  `quantity` int(3) NOT NULL,\r\n  PRIMARY KEY (`id`),\r\n  KEY `cart_id` (`cart_id`),\r\n  CONSTRAINT `items_ibfk_1` FOREIGN KEY (`cart_id`) REFERENCES `Cart` (`cart_id`)\r\n) ENGINE=InnoDB AUTO_INCREMENT=7 DEFAULT CHARSET=utf8;\r\n<\/code><\/pre>\n
\u4e0b\u9762\u662f\u8d2d\u7269\u8f66\u548c\u5546\u54c1\u8868\u7684\u5b9e\u4f53\u5173\u7cfb\u56fe\u3002\u6211\u4eec\u7684\u6570\u636e\u5e93\u8bbe\u7f6e\u5df2\u7ecf\u51c6\u5907\u597d\u4e86\uff0c\u8ba9\u6211\u4eec\u5f00\u59cb\u521b\u5efaHibernate\u4e00\u5bf9\u591a\u6620\u5c04\u793a\u4f8b\u9879\u76ee\u3002\u9996\u5148\uff0c\u6211\u4eec\u5c06\u4f7f\u7528\u57fa\u4e8eXML\u7684\u914d\u7f6e\uff0c\u7136\u540e\u6211\u4eec\u5c06\u4f7f\u7528Hibernate\u548cJPA\u6ce8\u89e3\u6765\u5b9e\u73b0\u4e00\u5bf9\u591a\u6620\u5c04\u3002<\/p>\n
Hibernate\u4e00\u5bf9\u591a\u6620\u5c04\u9879\u76ee\u7ed3\u6784<\/h3>\n
\u5728Eclipse\u6216\u60a8\u6700\u559c\u6b22\u7684IDE\u4e2d\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684Maven\u9879\u76ee\uff0c\u6700\u7ec8\u7684\u9879\u76ee\u7ed3\u6784\u5c06\u5982\u4e0b\u56fe\u6240\u793a\u3002<\/p>\n
Hibernate\u7684Maven\u4f9d\u8d56<\/h3>\n
\u6211\u4eec\u6700\u7ec8\u7684pom.xml\u6587\u4ef6\u5305\u542b\u4e86\u5bf9Hibernate\u548cMySQL\u9a71\u52a8\u7a0b\u5e8f\u7684\u4f9d\u8d56\u3002Hibernate\u4f7f\u7528JBoss\u65e5\u5fd7\u8bb0\u5f55\uff0c\u5e76\u4e14\u5b83\u4f1a\u81ea\u52a8\u4f5c\u4e3a\u4f20\u9012\u4f9d\u8d56\u6dfb\u52a0\u8fdb\u6765\u3002<\/p>\n
<project xmlns=\"https:\/\/maven.apache.org\/POM\/4.0.0\" xmlns:xsi=\"https:\/\/www.w3.org\/2001\/XMLSchema-instance\" xsi:schemaLocation=\"https:\/\/maven.apache.org\/POM\/4.0.0 https:\/\/maven.apache.org\/xsd\/maven-4.0.0.xsd\">\r\n  <modelVersion>4.0.0<\/modelVersion>\r\n  <groupId>com.Olivia.hibernate<\/groupId>\r\n  <artifactId>HibernateOneToManyMapping<\/artifactId>\r\n  <version>0.0.1-SNAPSHOT<\/version>\r\n  \r\n  <dependencies>\r\n  \t<dependency>\r\n  \t\t<groupId>org.hibernate<\/groupId>\r\n  \t\t<artifactId>hibernate-core<\/artifactId>\r\n  \t\t<version>4.3.5.Final<\/version>\r\n  \t<\/dependency>\r\n  \t<dependency>\r\n  \t\t<groupId>mysql<\/groupId>\r\n  \t\t<artifactId>mysql-connector-java<\/artifactId>\r\n  \t\t<version>5.0.5<\/version>\r\n  \t<\/dependency>\r\n  <\/dependencies>\r\n  \r\n<\/project>\r\n<\/code><\/pre>\n
\u8bf7\u6ce8\u610f\uff0c\u6211\u6b63\u5728\u4f7f\u7528\u6700\u65b0\u7684Hibernate\u7248\u672c4.3.5.Final\u548c\u57fa\u4e8e\u6211\u7684\u6570\u636e\u5e93\u5b89\u88c5\u7684MySQL\u9a71\u52a8\u7a0b\u5e8f\u7248\u672c\u3002<\/p>\n
Hibernate\u7684\u4e00\u5bf9\u591a\u6620\u5c04\u6a21\u578b\u7c7b<\/h3>\n
\u5bf9\u4e8e\u6211\u4eec\u7684Cart\u548cItems\u8868\uff0c\u6211\u4eec\u6709\u76f8\u5e94\u7684\u6a21\u578b\u7c7b\u6765\u53cd\u6620\u5b83\u4eec\u3002<\/p>\n
Cart.java<\/p>\n
package com.Olivia.hibernate.model;\r\n\r\nimport java.util.Set;\r\n\r\npublic class Cart {\r\n\r\n\tprivate long id;\r\n\tprivate double total;\r\n\tprivate String name;\r\n\tprivate Set<Items> items;\r\n\t\r\n\tpublic long getId() {\r\n\t\treturn id;\r\n\t}\r\n\tpublic void setId(long id) {\r\n\t\tthis.id = id;\r\n\t}\r\n\tpublic double getTotal() {\r\n\t\treturn total;\r\n\t}\r\n\tpublic void setTotal(double total) {\r\n\t\tthis.total = total;\r\n\t}\r\n\tpublic String getName() {\r\n\t\treturn name;\r\n\t}\r\n\tpublic void setName(String name) {\r\n\t\tthis.name = name;\r\n\t}\r\n\tpublic Set<Items> getItems() {\r\n\t\treturn items;\r\n\t}\r\n\tpublic void setItems(Set<Items> items) {\r\n\t\tthis.items = items;\r\n\t}\r\n\t\r\n}\r\n<\/code><\/pre>\n
\u6211\u6b63\u5728\u4f7f\u7528\u4e00\u4e2a\u96c6\u5408\uff0c\u4ee5\u4fbf\u6bcf\u4e2a\u8bb0\u5f55\u90fd\u662f\u552f\u4e00\u7684\u3002\u6211\u4eec\u4e5f\u53ef\u4ee5\u5728Hibernate\u4e2d\u4f7f\u7528\u5217\u8868\u6216\u6570\u7ec4\u8fdb\u884c\u4e00\u5bf9\u591a\u7684\u6620\u5c04\u3002<\/p>\n
Items.java<\/p>\n
package com.Olivia.hibernate.model;\r\n\r\npublic class Items {\r\n\r\n\tprivate long id;\r\n\tprivate String itemId;\r\n\tprivate double itemTotal;\r\n\tprivate int quantity;\r\n\tprivate Cart cart;\r\n\t\r\n\t\/\/Hibernate\u9700\u8981\u65e0\u53c2\u6784\u9020\u51fd\u6570\r\n\tpublic Items(){}\r\n\t\r\n\tpublic Items(String itemId, double total, int qty, Cart c){\r\n\t\tthis.itemId=itemId;\r\n\t\tthis.itemTotal=total;\r\n\t\tthis.quantity=qty;\r\n\t\tthis.cart=c;\r\n\t}\r\n\tpublic String getItemId() {\r\n\t\treturn itemId;\r\n\t}\r\n\tpublic void setItemId(String itemId) {\r\n\t\tthis.itemId = itemId;\r\n\t}\r\n\tpublic double getItemTotal() {\r\n\t\treturn itemTotal;\r\n\t}\r\n\tpublic void setItemTotal(double itemTotal) {\r\n\t\tthis.itemTotal = itemTotal;\r\n\t}\r\n\tpublic int getQuantity() {\r\n\t\treturn quantity;\r\n\t}\r\n\tpublic void setQuantity(int quantity) {\r\n\t\tthis.quantity = quantity;\r\n\t}\r\n\tpublic Cart getCart() {\r\n\t\treturn cart;\r\n\t}\r\n\tpublic void setCart(Cart cart) {\r\n\t\tthis.cart = cart;\r\n\t}\r\n\tpublic long getId() {\r\n\t\treturn id;\r\n\t}\r\n\tpublic void setId(long id) {\r\n\t\tthis.id = id;\r\n\t}\r\n\t\r\n}\r\n<\/code><\/pre>\n
\u7269\u54c1\u4e0e\u8d2d\u7269\u8f66\u4e4b\u95f4\u5b58\u5728\u591a\u5bf9\u4e00\u7684\u5173\u7cfb\uff0c\u56e0\u6b64\u6211\u4eec\u4e0d\u9700\u8981\u4e3a\u8d2d\u7269\u8f66\u5bf9\u8c61\u521b\u5efa\u96c6\u5408\u3002<\/p>\n
Hibernate\u7684SessionFactory\u5de5\u5177\u7c7b<\/h3>\n
Hibernate\u5de5\u5177\u7c7b\u914d\u7f6e<\/h3>\n
\u6211\u4eec\u6709\u4e00\u4e2a\u7528\u4e8e\u521b\u5efaHibernate SessionFactory\u7684\u5de5\u5177\u7c7b\u300aHibernateUtil.java\u300b\u3002<\/p>\n
package com.Olivia.hibernate.util;\r\n\r\nimport org.hibernate.SessionFactory;\r\nimport org.hibernate.boot.registry.StandardServiceRegistryBuilder;\r\nimport org.hibernate.cfg.Configuration;\r\nimport org.hibernate.service.ServiceRegistry;\r\n\r\npublic class HibernateUtil {\r\n\r\n\tprivate static SessionFactory sessionFactory;\r\n\t\r\n\tprivate static SessionFactory buildSessionFactory() {\r\n        try {\r\n            \/\/ \u4ecehibernate.cfg.xml\u521b\u5efaSessionFactory\r\n        \tConfiguration configuration = new Configuration();\r\n        \tconfiguration.configure(\"hibernate.cfg.xml\");\r\n        \tSystem.out.println(\"Hibernate\u914d\u7f6e\u5df2\u52a0\u8f7d\");\r\n        \t\r\n        \tServiceRegistry serviceRegistry = new StandardServiceRegistryBuilder().applySettings(configuration.getProperties()).build();\r\n        \tSystem.out.println(\"Hibernate\u670d\u52a1\u6ce8\u518c\u5df2\u521b\u5efa\");\r\n        \t\r\n        \tSessionFactory sessionFactory = configuration.buildSessionFactory(serviceRegistry);\r\n        \t\r\n            return sessionFactory;\r\n        }\r\n        catch (Throwable ex) {\r\n            System.err.println(\"\u521d\u59cb\u5316SessionFactory\u521b\u5efa\u5931\u8d25\u3002\" + ex);\r\n            ex.printStackTrace();\r\n            throw new ExceptionInInitializerError(ex);\r\n        }\r\n    }\r\n\t\r\n\tpublic static SessionFactory getSessionFactory() {\r\n\t\tif(sessionFactory == null) sessionFactory = buildSessionFactory();\r\n        return sessionFactory;\r\n    }\r\n}\r\n<\/code><\/pre>\n
Hibernate\u914d\u7f6eXML\u6587\u4ef6<\/h3>\n
\u6211\u4eec\u7684Hibernate\u914d\u7f6e\u6587\u4ef6\u5305\u542b\u4e86\u6570\u636e\u5e93\u4fe1\u606f\u548c\u6620\u5c04\u8d44\u6e90\u7684\u8be6\u7ec6\u4fe1\u606f\u3002hibernate.cfg.xml<\/p>\n
<?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n<!DOCTYPE hibernate-configuration PUBLIC\r\n\t\t\"-\/\/Hibernate\/Hibernate Configuration DTD 3.0\/\/EN\"\r\n\t\t\"https:\/\/hibernate.org\/dtd\/hibernate-configuration-3.0.dtd\">\r\n<hibernate-configuration>\r\n    <session-factory>\r\n        <property name=\"hibernate.connection.driver_class\">com.mysql.jdbc.Driver<\/property>\r\n        <property name=\"hibernate.connection.password\">scdev123<\/property>\r\n        <property name=\"hibernate.connection.url\">jdbc:mysql:\/\/localhost\/TestDB<\/property>\r\n        <property name=\"hibernate.connection.username\">scdev<\/property>\r\n        <property name=\"hibernate.dialect\">org.hibernate.dialect.MySQLDialect<\/property>\r\n        \r\n        <property name=\"hibernate.current_session_context_class\">thread<\/property>\r\n        <property name=\"hibernate.show_sql\">true<\/property>\r\n        \r\n        <mapping resource=\"cart.hbm.xml\"\/>\r\n        <mapping resource=\"items.hbm.xml\"\/>\r\n    <\/session-factory>\r\n<\/hibernate-configuration>\r\n<\/code><\/pre>\n
Hibernate\u4e00\u5bf9\u591a\u6620\u5c04\u793a\u4f8b – XML\u914d\u7f6e<\/h3>\n
\u8fd9\u662f\u6559\u7a0b\u4e2d\u6700\u91cd\u8981\u7684\u90e8\u5206\uff0c\u8ba9\u6211\u4eec\u770b\u770b\u5982\u4f55\u5728Hibernate\u4e2d\u5bf9Cart\u548cItems\u7c7b\u8fdb\u884c\u4e00\u5bf9\u591a\u7684\u6620\u5c04\u3002cart.hbm.xml\u6587\u4ef6\u3002<\/p>\n
<?xml version=\"1.0\"?>\r\n<!DOCTYPE hibernate-mapping PUBLIC \"-\/\/Hibernate\/Hibernate Mapping DTD 3.0\/\/EN\"\r\n\t\"https:\/\/hibernate.org\/dtd\/hibernate-mapping-3.0.dtd\">\r\n\t\r\n<hibernate-mapping package=\"com.Olivia.hibernate.model\">\r\n\t<class name=\"Cart\" table=\"CART\" >\r\n\t\t<id name=\"id\" type=\"long\">\r\n\t\t\t<column name=\"cart_id\" \/>\r\n\t\t\t<generator class=\"identity\" \/>\r\n\t\t<\/id>\r\n\t\t<property name=\"total\" type=\"double\">\r\n\t\t\t<column name=\"total\" \/>\r\n\t\t<\/property>\r\n\t\t<property name=\"name\" type=\"string\">\r\n\t\t\t<column name=\"name\" \/>\r\n\t\t<\/property>\r\n\t\t<set name=\"items\" table=\"ITEMS\" fetch=\"select\">\r\n\t\t\t<key>\r\n\t\t\t\t<column name=\"cart_id\" not-null=\"true\"><\/column>\r\n\t\t\t<\/key>\r\n\t\t\t<one-to-many class=\"Items\"\/>\r\n\t\t<\/set>\r\n\t<\/class>\r\n\t\r\n<\/hibernate-mapping>\r\n<\/code><\/pre>\n
\u91cd\u8981\u7684\u90e8\u5206\u662f\u96c6\u5408\u5143\u7d20\u548c\u5176\u4e2d\u7684\u4e00\u5bf9\u591a\u5143\u7d20\u3002\u6ce8\u610f\u6211\u4eec\u63d0\u4f9b\u4e86\u952e(\u5373cart_id\uff09\u7528\u4e8e\u4e00\u5bf9\u591a\u6620\u5c04\u3002items.hbm.xml.<\/p>\n
<?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n<!DOCTYPE hibernate-mapping PUBLIC \"-\/\/Hibernate\/Hibernate Mapping DTD 3.0\/\/EN\" \r\n\"https:\/\/hibernate.org\/dtd\/hibernate-mapping-3.0.dtd\" >\r\n\r\n<hibernate-mapping package=\"com.Olivia.hibernate.model\">\r\n\r\n\t<class name=\"Items\" table=\"ITEMS\">\r\n\t\t<id name=\"id\" type=\"long\">\r\n\t\t\t<column name=\"id\" \/>\r\n\t\t\t<generator class=\"identity\" \/>\r\n\t\t<\/id>\r\n\t\t<property name=\"itemId\" type=\"string\">\r\n\t\t\t<column name=\"item_id\"><\/column>\r\n\t\t<\/property>\r\n\t\t<property name=\"itemTotal\" type=\"double\">\r\n\t\t\t<column name=\"item_total\"><\/column>\r\n\t\t<\/property>\r\n\t\t<property name=\"quantity\" type=\"integer\">\r\n\t\t\t<column name=\"quantity\"><\/column>\r\n\t\t<\/property>\r\n\t\t\r\n\t\t<many-to-one name=\"cart\" class=\"Cart\">\r\n\t\t\t<column name=\"cart_id\" not-null=\"true\"><\/column>\r\n\t\t<\/many-to-one>\r\n\t<\/class>\r\n\r\n<\/hibernate-mapping>\r\n<\/code><\/pre>\n
\u8bf7\u6ce8\u610f\uff0c\u4ece\u7269\u54c1\u5230\u8d2d\u7269\u8f66\u4e4b\u95f4\u5b58\u5728\u591a\u5bf9\u4e00\u7684\u5173\u7cfb\u3002\u56e0\u6b64\uff0c\u6211\u4eec\u9700\u8981\u4f7f\u7528\u591a\u5bf9\u4e00\u7684\u5143\u7d20\u6765\u8868\u793a\u8d2d\u7269\u8f66\uff0c\u5e76\u63d0\u4f9b\u5c06\u4e0e\u952e\u8fdb\u884c\u6620\u5c04\u7684\u5217\u540d\u79f0\u3002\u6839\u636e\u8d2d\u7269\u8f66\u7684Hibernate\u6620\u5c04\u914d\u7f6e\uff0c\u5b83\u7684\u952ecart_id\u5c06\u7528\u4e8e\u6620\u5c04\u3002\u6211\u4eec\u57fa\u4e8eXML\u6620\u5c04\u7684Hibernate\u4e00\u5bf9\u591a\u6620\u5c04\u793a\u4f8b\u9879\u76ee\u5df2\u7ecf\u51c6\u5907\u597d\u4e86\uff0c\u8ba9\u6211\u4eec\u7f16\u5199\u4e00\u4e2a\u6d4b\u8bd5\u7a0b\u5e8f\u5e76\u68c0\u67e5\u5b83\u662f\u5426\u6b63\u5e38\u5de5\u4f5c\u3002<\/p>\n
Hibernate\u4e00\u5bf9\u591a\u6620\u5c04\u793a\u4f8b-\u6d4b\u8bd5\u7a0b\u5e8f<\/h3>\n
Hibernate\u4e00\u5bf9\u591a\u6620\u5c04\u793a\u4f8b – \u7b2c3\u90e8\u5206<\/h2>\n
HibernateOneToManyMain.java\u4ee3\u7801\u793a\u4f8b<\/h3>\n
package com.Olivia.hibernate.main;\r\n\r\nimport java.util.HashSet;\r\nimport java.util.Set;\r\n\r\nimport org.hibernate.Session;\r\nimport org.hibernate.SessionFactory;\r\nimport org.hibernate.Transaction;\r\n\r\nimport com.Olivia.hibernate.model.Cart;\r\nimport com.Olivia.hibernate.model.Items;\r\nimport com.Olivia.hibernate.util.HibernateUtil;\r\n\r\npublic class HibernateOneToManyMain {\r\n\r\n\tpublic static void main(String[] args) {\r\n\r\n\t\tCart cart = new Cart();\r\n\t\tcart.setName(\"\u6211\u7684\u8d2d\u7269\u8f66\");\r\n\t\t\r\n\t\tItems item1 = new Items(\"I1\", 10, 1, cart);\r\n\t\tItems item2 = new Items(\"I2\", 20, 2, cart);\r\n\t\tSet<Items> itemsSet = new HashSet<Items>();\r\n\t\titemsSet.add(item1); itemsSet.add(item2);\r\n\t\t\r\n\t\tcart.setItems(itemsSet);\r\n\t\tcart.setTotal(10*1 + 20*2);\r\n\t\t\r\n\t\tSessionFactory sessionFactory = null;\r\n\t\tSession session = null;\r\n\t\tTransaction tx = null;\r\n\t\ttry{\r\n\t\t\/\/\u83b7\u53d6\u4f1a\u8bdd\r\n\t\tsessionFactory = HibernateUtil.getSessionFactory();\r\n\t\tsession = sessionFactory.getCurrentSession();\r\n\t\tSystem.out.println(\"\u4f1a\u8bdd\u5df2\u521b\u5efa\");\r\n\t\t\/\/\u5f00\u59cb\u4e8b\u52a1\r\n\t\ttx = session.beginTransaction();\r\n\t\t\r\n\t\t\/\/\u4fdd\u5b58\u6a21\u578b\u5bf9\u8c61\r\n\t\tsession.save(cart);\r\n\t\tsession.save(item1);\r\n\t\tsession.save(item2);\r\n\t\t\r\n\t\t\/\/\u63d0\u4ea4\u4e8b\u52a1\r\n\t\ttx.commit();\r\n\t\tSystem.out.println(\"\u8d2d\u7269\u8f66ID=\"+cart.getId());\r\n\t\t\r\n\t\t}catch(Exception e){\r\n\t\t\tSystem.out.println(\"\u53d1\u751f\u5f02\u5e38\u3002 \"+e.getMessage());\r\n\t\t\te.printStackTrace();\r\n\t\t}finally{\r\n\t\t\tif(!sessionFactory.isClosed()){\r\n\t\t\t\tSystem.out.println(\"\u5173\u95edSessionFactory\");\r\n\t\t\t\tsessionFactory.close();\r\n\t\t\t}\r\n\t\t}\r\n\t}\r\n\r\n}\r\n<\/code><\/pre>\n
\u8bf7\u6ce8\u610f\uff0c\u6211\u4eec\u9700\u8981\u9010\u4e2a\u4fdd\u5b58\u8d2d\u7269\u8f66\u548c\u7269\u54c1\u5bf9\u8c61\u3002Hibernate\u4f1a\u8d1f\u8d23\u66f4\u65b0\u7269\u54c1\u8868\u4e2d\u7684\u5916\u952e\u3002\u5f53\u6211\u4eec\u6267\u884c\u4e0a\u8ff0\u7a0b\u5e8f\u65f6\uff0c\u4f1a\u5f97\u5230\u4ee5\u4e0b\u8f93\u51fa\u3002<\/p>\n
Hibernate\u914d\u7f6e\u5df2\u52a0\u8f7d\r\nHibernate\u670d\u52a1\u6ce8\u518c\u5df2\u521b\u5efa\r\n\u4f1a\u8bdd\u5df2\u521b\u5efa\r\nHibernate: insert into CART (total, name) values (?, ?)\r\nHibernate: insert into ITEMS (item_id, item_total, quantity, cart_id) values (?, ?, ?, ?)\r\nHibernate: insert into ITEMS (item_id, item_total, quantity, cart_id) values (?, ?, ?, ?)\r\nHibernate: update ITEMS set cart_id=? where id=?\r\nHibernate: update ITEMS set cart_id=? where id=?\r\n\u8d2d\u7269\u8f66ID=6\r\n\u5173\u95edSessionFactory\r\n<\/code><\/pre>\n
\u8bf7\u6ce8\u610f\uff0cHibernate\u4f7f\u7528Update\u67e5\u8be2\u6765\u8bbe\u7f6eITEMS\u8868\u4e2d\u7684cart_id\u3002<\/p>\n
\u4f7f\u7528Hibernate\u6ce8\u89e3\u8fdb\u884c\u4e00\u5bf9\u591a\u6620\u5c04<\/h3>\n
\u65e2\u7136\u6211\u4eec\u5df2\u7ecf\u770b\u8fc7\u5982\u4f55\u5728Hibernate\u4e2d\u4f7f\u7528\u57fa\u4e8eXML\u7684\u914d\u7f6e\u5b9e\u73b0\u4e00\u5bf9\u591a\u6620\u5c04\uff0c\u73b0\u5728\u8ba9\u6211\u4eec\u770b\u770b\u5982\u4f55\u4f7f\u7528JPA\u6ce8\u89e3\u6765\u505a\u540c\u6837\u7684\u4e8b\u60c5\u3002<\/p>\n
Hibernate\u4e00\u5bf9\u591a\u6620\u5c04\u793a\u4f8b\u6ce8\u91ca<\/h4>\n
\u9664\u4e86\u4f7f\u7528\u6ce8\u89e3\u6765\u8fdb\u884cHibernate\u4e00\u5bf9\u591a\u6620\u5c04\u65f6\u7684\u6620\u5c04\u5143\u7d20\u7684\u66f4\u6539\u5916\uff0cHibernate\u914d\u7f6e\u6587\u4ef6\u51e0\u4e4e\u76f8\u540c\u3002\u800c\u914d\u7f6e\u6587\u4ef6\u540d\u79f0\u4e3ahibernate-annotation.cfg.xml\u3002<\/p>\n
<?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n<!DOCTYPE hibernate-configuration PUBLIC\r\n\t\t\"-\/\/Hibernate\/Hibernate Configuration DTD 3.0\/\/EN\"\r\n\t\t\"https:\/\/hibernate.org\/dtd\/hibernate-configuration-3.0.dtd\">\r\n<hibernate-configuration>\r\n    <session-factory>\r\n        <property name=\"hibernate.connection.driver_class\">com.mysql.jdbc.Driver<\/property>\r\n        <property name=\"hibernate.connection.password\">scdev123<\/property>\r\n        <property name=\"hibernate.connection.url\">jdbc:mysql:\/\/localhost\/TestDB<\/property>\r\n        <property name=\"hibernate.connection.username\">scdev<\/property>\r\n        <property name=\"hibernate.dialect\">org.hibernate.dialect.MySQLDialect<\/property>\r\n        \r\n        <property name=\"hibernate.current_session_context_class\">thread<\/property>\r\n        <property name=\"hibernate.show_sql\">true<\/property>\r\n        \r\n        <mapping class=\"com.Olivia.hibernate.model.Cart1\"\/>\r\n        <mapping class=\"com.Olivia.hibernate.model.Items1\"\/>\r\n    <\/session-factory>\r\n<\/hibernate-configuration>\r\n<\/code><\/pre>\n
Hibernate\u7684SessionFactory\u5b9e\u7528\u7c7b<\/h4>\n
\u8fd9\u662f\u6587\u7ae0\u300a\u4f7f\u7528\u6ce8\u89e3\u7684Hibernate\u4e00\u5bf9\u591a\u6620\u5c04\u793a\u4f8b\u300b\u7684\u7b2c4\u90e8\u5206\uff08\u51715\u90e8\u5206\uff09\u3002<\/p>\n
SessionFactory\u7684\u5b9e\u7528\u5de5\u5177\u7c7b\u51e0\u4e4e\u76f8\u540c\uff0c\u6211\u4eec\u53ea\u9700\u8981\u4f7f\u7528\u65b0\u7684Hibernate\u914d\u7f6e\u6587\u4ef6\u5373\u53ef\u3002HibernateAnnotationUtil.java<\/p>\n
package com.Olivia.hibernate.util;\r\n\r\nimport org.hibernate.SessionFactory;\r\nimport org.hibernate.boot.registry.StandardServiceRegistryBuilder;\r\nimport org.hibernate.cfg.Configuration;\r\nimport org.hibernate.service.ServiceRegistry;\r\n\r\npublic class HibernateAnnotationUtil {\r\n\r\n\tprivate static SessionFactory sessionFactory;\r\n\t\r\n\tprivate static SessionFactory buildSessionFactory() {\r\n        try {\r\n            \/\/ \u4ecehibernate-annotation.cfg.xml\u521b\u5efaSessionFactory\r\n        \tConfiguration configuration = new Configuration();\r\n        \tconfiguration.configure(\"hibernate-annotation.cfg.xml\");\r\n        \tSystem.out.println(\"Hibernate\u6ce8\u89e3\u914d\u7f6e\u5df2\u52a0\u8f7d\");\r\n        \t\r\n        \tServiceRegistry serviceRegistry = new StandardServiceRegistryBuilder().applySettings(configuration.getProperties()).build();\r\n        \tSystem.out.println(\"Hibernate\u6ce8\u89e3\u670d\u52a1\u6ce8\u518c\u5df2\u521b\u5efa\");\r\n        \t\r\n        \tSessionFactory sessionFactory = configuration.buildSessionFactory(serviceRegistry);\r\n        \t\r\n            return sessionFactory;\r\n        }\r\n        catch (Throwable ex) {\r\n            System.err.println(\"\u521d\u59cb\u5316SessionFactory\u521b\u5efa\u5931\u8d25\u3002\" + ex);\r\n            ex.printStackTrace();\r\n            throw new ExceptionInInitializerError(ex);\r\n        }\r\n    }\r\n\t\r\n\tpublic static SessionFactory getSessionFactory() {\r\n\t\tif(sessionFactory == null) sessionFactory = buildSessionFactory();\r\n        return sessionFactory;\r\n    }\r\n}\r\n<\/code><\/pre>\n
\u4f7f\u7528Hibernate\u6ce8\u89e3\u8fdb\u884c\u4e00\u5bf9\u591a\u6620\u5c04\u7684\u6a21\u578b\u7c7b<\/h3>\n
\u7531\u4e8e\u6211\u4eec\u6ca1\u6709\u57fa\u4e8eXML\u7684\u6620\u5c04\u6587\u4ef6\uff0c\u6240\u6709\u4e0e\u6620\u5c04\u76f8\u5173\u7684\u914d\u7f6e\u90fd\u5c06\u5728\u6a21\u578b\u7c7b\u4e2d\u4f7f\u7528JPA\u6ce8\u89e3\u6765\u5b8c\u6210\u3002\u5982\u679c\u4f60\u7406\u89e3\u57fa\u4e8eXML\u7684\u6620\u5c04\uff0c\u90a3\u4e48\u8fd9\u4e9b\u6ce8\u89e3\u7684\u4f7f\u7528\u65b9\u6cd5\u975e\u5e38\u7b80\u5355\u4e14\u76f8\u4f3c\u3002Cart1.java<\/p>\n
package com.Olivia.hibernate.model;\r\n\r\nimport java.util.Set;\r\n\r\nimport javax.persistence.Column;\r\nimport javax.persistence.Entity;\r\nimport javax.persistence.GeneratedValue;\r\nimport javax.persistence.GenerationType;\r\nimport javax.persistence.Id;\r\nimport javax.persistence.OneToMany;\r\nimport javax.persistence.Table;\r\n\r\n@Entity\r\n@Table(name=\"CART\")\r\npublic class Cart1 {\r\n\r\n\t@Id\r\n\t@GeneratedValue(strategy=GenerationType.IDENTITY)\r\n\t@Column(name=\"cart_id\")\r\n\tprivate long id;\r\n\t\r\n\t@Column(name=\"total\")\r\n\tprivate double total;\r\n\t\r\n\t@Column(name=\"name\")\r\n\tprivate String name;\r\n\t\r\n\t@OneToMany(mappedBy=\"cart1\")\r\n\tprivate Set<Items1> items1;\r\n\t\r\n\t\/\/ \u5c5e\u6027\u7684Getter\u548cSetter\u65b9\u6cd5\r\n}\r\n<\/code><\/pre>\n
\u9700\u8981\u6ce8\u610f\u7684\u91cd\u8981\u70b9\u662fOneToMany\u6ce8\u89e3\u4e2d\u4f7f\u7528\u7684mappedBy\u53d8\u91cf\uff0c\u8be5\u53d8\u91cf\u7528\u4e8e\u5b9a\u4e49Items1\u7c7b\u4e2d\u5c06\u7528\u4e8e\u6620\u5c04\u76ee\u7684\u7684\u5c5e\u6027\u3002\u56e0\u6b64\uff0c\u5728Items1\u7c7b\u4e2d\u5e94\u8be5\u6709\u4e00\u4e2a\u540d\u4e3a”cart1″\u7684\u5c5e\u6027\u3002\u4e0d\u8981\u5fd8\u8bb0\u5305\u542b\u6240\u6709\u7684getter-setter\u65b9\u6cd5\u3002Items1.java<\/p>\n
package com.Olivia.hibernate.model;\r\n\r\nimport javax.persistence.Column;\r\nimport javax.persistence.Entity;\r\nimport javax.persistence.GeneratedValue;\r\nimport javax.persistence.GenerationType;\r\nimport javax.persistence.Id;\r\nimport javax.persistence.JoinColumn;\r\nimport javax.persistence.ManyToOne;\r\nimport javax.persistence.Table;\r\n\r\n@Entity\r\n@Table(name=\"ITEMS\")\r\npublic class Items1 {\r\n\r\n\t@Id\r\n\t@GeneratedValue(strategy=GenerationType.IDENTITY)\r\n\t@Column(name=\"id\")\r\n\tprivate long id;\r\n\t\r\n\t@Column(name=\"item_id\")\r\n\tprivate String itemId;\r\n\t\r\n\t@Column(name=\"item_total\")\r\n\tprivate double itemTotal;\r\n\t\r\n\t@Column(name=\"quantity\")\r\n\tprivate int quantity;\r\n\t\r\n\t@ManyToOne\r\n\t@JoinColumn(name=\"cart_id\", nullable=false)\r\n\tprivate Cart1 cart1;\r\n\t\r\n\t\/\/Hibernate\u9700\u8981\u65e0\u53c2\u6784\u9020\u51fd\u6570\r\n\tpublic Items1(){}\r\n\t\r\n\tpublic Items1(String itemId, double total, int qty, Cart1 c){\r\n\t\tthis.itemId=itemId;\r\n\t\tthis.itemTotal=total;\r\n\t\tthis.quantity=qty;\r\n\t\tthis.cart1=c;\r\n\t}\r\n\t\/\/Getter\u548cSetter\u65b9\u6cd5\r\n}\r\n<\/code><\/pre>\n
\u4ee5\u4e0a\u4ee3\u7801\u4e2d\u6700\u91cd\u8981\u7684\u4e00\u70b9\u662fCart1\u7c7b\u53d8\u91cf\u4e0a\u7684ManyToOne\u6ce8\u89e3\u548cJoinColumn\u6ce8\u89e3\u63d0\u4f9b\u4e86\u6620\u5c04\u7684\u5217\u540d\u3002\u8fd9\u5c31\u662f\u4f7f\u7528\u6ce8\u89e3\u5728\u6a21\u578b\u7c7b\u4e2d\u8fdb\u884c\u4e00\u5bf9\u591a\u6620\u5c04\u7684\u5168\u90e8\u5185\u5bb9\u3002\u5c06\u5176\u4e0e\u57fa\u4e8eXML\u7684\u914d\u7f6e\u8fdb\u884c\u6bd4\u8f83\uff0c\u60a8\u4f1a\u53d1\u73b0\u5b83\u4eec\u975e\u5e38\u76f8\u4f3c\u3002\u8ba9\u6211\u4eec\u7f16\u5199\u4e00\u4e2a\u6d4b\u8bd5\u7a0b\u5e8f\u5e76\u6267\u884c\u5b83\u3002<\/p>\n
\u4f7f\u7528Hibernate\u6ce8\u89e3\u5b9e\u73b0\u4e00\u5bf9\u591a\u6620\u5c04\u7684\u793a\u4f8b\u6d4b\u8bd5\u7a0b\u5e8f<\/h3>\n
\u8fd9\u662f\u6587\u7ae0\u300a\u4f7f\u7528\u6ce8\u89e3\u7684Hibernate\u4e00\u5bf9\u591a\u6620\u5c04\u793a\u4f8b\u300b\u7684\u7b2c5\u90e8\u5206\uff08\u51715\u90e8\u5206\uff09\u3002<\/p>\n
\u6211\u4eec\u7684\u6d4b\u8bd5\u7a0b\u5e8f\u4e0e\u57fa\u4e8eXML\u7684\u914d\u7f6e\u7c7b\u4f3c\uff0c\u6211\u4eec\u53ea\u662f\u4f7f\u7528\u65b0\u7684\u7c7b\u6765\u83b7\u53d6Hibernate Session\u5e76\u5c06\u6a21\u578b\u5bf9\u8c61\u4fdd\u5b58\u5230\u6570\u636e\u5e93\u4e2d\u3002<\/p>\n
HibernateOneToManyAnnotationMain.java<\/p>\n
package com.Olivia.hibernate.main;\r\n\r\nimport java.util.HashSet;\r\nimport java.util.Set;\r\n\r\nimport org.hibernate.Session;\r\nimport org.hibernate.SessionFactory;\r\nimport org.hibernate.Transaction;\r\n\r\nimport com.Olivia.hibernate.model.Cart1;\r\nimport com.Olivia.hibernate.model.Items1;\r\nimport com.Olivia.hibernate.util.HibernateAnnotationUtil;\r\n\r\npublic class HibernateOneToManyAnnotationMain {\r\n\r\n\tpublic static void main(String[] args) {\r\n\r\n\t\tCart1 cart = new Cart1();\r\n\t\tcart.setName(\"MyCart1\");\r\n\t\t\r\n\t\tItems1 item1 = new Items1(\"I10\", 10, 1, cart);\r\n\t\tItems1 item2 = new Items1(\"I20\", 20, 2, cart);\r\n\t\tSet<Items1> itemsSet = new HashSet<Items1>();\r\n\t\titemsSet.add(item1); itemsSet.add(item2);\r\n\t\t\r\n\t\tcart.setItems1(itemsSet);\r\n\t\tcart.setTotal(10*1 + 20*2);\r\n\t\t\r\n\t\tSessionFactory sessionFactory = null;\r\n\t\tSession session = null;\r\n\t\tTransaction tx = null;\r\n\t\ttry{\r\n\t\t\/\/\u83b7\u53d6Session\r\n\t\tsessionFactory = HibernateAnnotationUtil.getSessionFactory();\r\n\t\tsession = sessionFactory.getCurrentSession();\r\n\t\tSystem.out.println(\"Session created\");\r\n\t\t\/\/\u5f00\u59cb\u4e8b\u52a1\r\n\t\ttx = session.beginTransaction();\r\n\t\t\/\/\u4fdd\u5b58\u6a21\u578b\u5bf9\u8c61\r\n\t\tsession.save(cart);\r\n\t\tsession.save(item1);\r\n\t\tsession.save(item2);\r\n\t\t\/\/\u63d0\u4ea4\u4e8b\u52a1\r\n\t\ttx.commit();\r\n\t\tSystem.out.println(\"Cart1 ID=\"+cart.getId());\r\n\t\tSystem.out.println(\"item1 ID=\"+item1.getId()+\", Foreign Key Cart ID=\"+item1.getCart1().getId());\r\n\t\tSystem.out.println(\"item2 ID=\"+item2.getId()+\", Foreign Key Cart ID=\"+item1.getCart1().getId());\r\n\t\t\r\n\t\t}catch(Exception e){\r\n\t\t\tSystem.out.println(\"Exception occured. \"+e.getMessage());\r\n\t\t\te.printStackTrace();\r\n\t\t}finally{\r\n\t\t\tif(!sessionFactory.isClosed()){\r\n\t\t\t\tSystem.out.println(\"Closing SessionFactory\");\r\n\t\t\t\tsessionFactory.close();\r\n\t\t\t}\r\n\t\t}\r\n\t}\r\n\r\n}\r\n<\/code><\/pre>\n
\u5f53\u6211\u4eec\u6267\u884c\u4e0a\u8ff0\u7684Hibernate\u4e00\u5bf9\u591a\u6620\u5c04\u6ce8\u89e3\u793a\u4f8b\u6d4b\u8bd5\u7a0b\u5e8f\u65f6\uff0c\u6211\u4eec\u4f1a\u5f97\u5230\u4ee5\u4e0b\u8f93\u51fa\u7ed3\u679c\u3002<\/p>\n
Hibernate Annotation Configuration loaded\r\nHibernate Annotation serviceRegistry created\r\nSession created\r\nHibernate: insert into CART (name, total) values (?, ?)\r\nHibernate: insert into ITEMS (cart_id, item_id, item_total, quantity) values (?, ?, ?, ?)\r\nHibernate: insert into ITEMS (cart_id, item_id, item_total, quantity) values (?, ?, ?, ?)\r\nCart1 ID=7\r\nitem1 ID=9, Foreign Key Cart ID=7\r\nitem2 ID=10, Foreign Key Cart ID=7\r\nClosing SessionFactory\r\n<\/code><\/pre>\n
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