[英]Hibernate can't find the H2 driver
首先對不起我的英語
我有一個帶有 Hibernate 和 JPA 的 Maven 項目。 我已經注釋了enitites。 當我嘗試運行我的程序時,它顯示此錯誤:
Caused by: org.hibernate.boot.registry.classloading.spi.ClassLoadingException: Unable to load class [org.h2.Driver]
Caused by: java.lang.ClassNotFoundException: Could not load requested class : org.h2.Driver
這是我的 hibernate.cfg.xml:
<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE hibernate-configuration SYSTEM
"http://www.hibernate.org/dtd/hibernate-configuration-3.0.dtd">
<hibernate-configuration>
<session-factory>
<property name="hibernate.dialect">org.hibernate.dialect.H2Dialect</property>
<property name="hibernate.connection.driver_class">org.h2.Driver</property>
<property name="hibernate.connection.url">jdbc:h2:mem:test</property>
<property name="hibernate.connection.username">sa</property>
<property name="hibernate.connection.password"></property>
<property name="hibernate.hbm2ddl.auto">create-drop</property>
<property name="show_sql">false</property>
<mapping class="model.User"/>
</session-factory>
</hibernate-configuration>
這是我的 pom.xml:
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>agilexpert</groupId>
<artifactId>agilexpert</artifactId>
<version>1.0-SNAPSHOT</version>
<dependencies>
<dependency>
<groupId>javax.persistence</groupId>
<artifactId>javax.persistence-api</artifactId>
<version>2.2</version>
</dependency>
<dependency>
<groupId>com.h2database</groupId>
<artifactId>h2</artifactId>
<version>1.4.195</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-core</artifactId>
<version>5.3.6.Final</version>
</dependency>
</dependencies>
</project>
我該如何解決這個問題?
在上面的pom
<dependency>
<groupId>com.h2database</groupId>
<artifactId>h2</artifactId>
<version>1.4.195</version>
<scope>test</scope>
</dependency>
刪除<scope>test</scope>
對於 Gradle: testImplementation 'com.h2database:h2:1.4.200' => 默認情況下會在依賴項任務中使用實現 'com.h2database:h2:1.4.200'
如果我們不刪除測試,那么它將僅在測試模塊中進行
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