maven mybatis-generator:generate失败 Exception getting JDBC Driver

Question

生成配置文件如下: <?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE generatorConfiguration PUBLIC "-//mybatis.org//DTD MyBatis Generator Configuration 1.0//EN" "http://mybatis.org/dtd/mybatis-generator-config_1_0.dtd"> <generatorConfiguration> <context id="MySQLTables" targetRuntime="MyBatis3"> <!-- 配置数据库链接信息 --> <jdbcConnection driverClass="com.mysql.jdbc.Driver" connectionURL="jdbc:mysql://localhost:3306/ssm_crud?useSSL=false" userId="root" password="ABCabc123#"> </jdbcConnection> <javaTypeResolver> <property name="forceBigDecimals" value="false"/> </javaTypeResolver> <!-- 指定javaBean生成的位置 --> <javaModelGenerator targetPackage="io.ride.domain" targetProject=".\src\main\java"> <property name="enableSubPackages" value="true"/> <property name="trimStrings" value="true"/> </javaModelGenerator> <!-- 制定sql映射文件的生成位置 --> <sqlMapGenerator targetPackage="io.ride.mapper" targetProject=".\src\main\java"> <property name="enableSubPackages" value="true"/> </sqlMapGenerator> <!-- 指定dao接口生成位置 --> <javaClientGenerator type="XMLMAPPER" targetPackage="io.ride.dao" targetProject=".\src\main\java"> <property name="enableSubPackages" value="true"/> </javaClientGenerator> <!-- 制定每个表的生成策略 --> <table tableName="t_emp" domainObjectName="Employee"></table> <table tableName="t_dpt" domainObjectName="Department"></table> <!--<table schema="DB2ADMIN" tableName="ALLTYPES" domainObjectName="Customer">--> <!--<property name="useActualColumnNames" value="true"/>--> <!--<generatedKey column="ID" sqlStatement="DB2" identity="true"/>--> <!--<columnOverride column="DATE_FIELD" property="startDate"/>--> <!--<ignoreColumn column="FRED"/>--> <!--<columnOverride column="LONG_VARCHAR_FIELD" jdbcType="VARCHAR"/>--> <!--</table>--> </context> </generatorConfiguration> maven配置 <plugins> <plugin> <groupId>org.mybatis.generator</groupId> <artifactId>mybatis-generator-maven-plugin</artifactId> <version>1.3.3</version> <configuration> <!-- 指定配置文件 --> <configurationFile>mybatis-generator.xml</configurationFile> <verbose>true</verbose> <overwrite>true</overwrite> </configuration> <executions> <execution> <id>Generate MyBatis Artifacts</id> <goals> <goal>generate</goal> </goals> </execution> </executions> <dependencies> <dependency> <groupId>org.mybatis.generator</groupId> <artifactId>mybatis-generator-core</artifactId> <version>1.3.3</version> </dependency> </dependencies> </plugin> </plugins> 异常报错:org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal org.mybatis.generator:mybatis-generator-maven-plugin:1.3.3:generate (default-cli) on project SSM_CRUD: Execution default-cli of goal org.mybatis.generator:mybatis-generator-maven-plugin:1.3.3:generate failed: Exception getting JDBC Driver [ERROR] Failed to execute goal org.mybatis.generator:mybatis-generator-maven-plugin:1.3.3:generate (default-cli) on project SSM_CRUD: Execution default-cli of goal org.mybatis.generator:mybatis-generator-maven-plugin:1.3.3:generate failed: Exception getting JDBC Driver: com.mysql.jdbc.Driver -> [Help 1] org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal org.mybatis.generator:mybatis-generator-maven-plugin:1.3.3:generate (default-cli) on project SSM_CRUD: Execution default-cli of goal org.mybatis.generator:mybatis-generator-maven-plugin:1.3.3:generate failed: Exception getting JDBC Driver at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:212) at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153) at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:116) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:80) at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:51) at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:128) at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:307) at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:193) at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:106) at org.apache.maven.cli.MavenCli.execute(MavenCli.java:863) at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:288) at org.apache.maven.cli.MavenCli.main(MavenCli.java:199) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289) at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229) at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415) at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356) at org.codehaus.classworlds.Launcher.main(Launcher.java:47) Caused by: org.apache.maven.plugin.PluginExecutionException: Execution default-cli of goal org.mybatis.generator:mybatis-generator-maven-plugin:1.3.3:generate failed: Exception getting JDBC Driver at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:145) at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:207) ... 21 more Caused by: java.lang.RuntimeException: Exception getting JDBC Driver at org.mybatis.generator.internal.db.ConnectionFactory.getDriver(ConnectionFactory.java:85) at org.mybatis.generator.internal.db.ConnectionFactory.getConnection(ConnectionFactory.java:54) at org.mybatis.generator.config.Context.getConnection(Context.java:733) at org.mybatis.generator.config.Context.introspectTables(Context.java:618) at org.mybatis.generator.api.MyBatisGenerator.generate(MyBatisGenerator.java:254) at org.mybatis.generator.api.MyBatisGenerator.generate(MyBatisGenerator.java:188) at org.mybatis.generator.maven.MyBatisGeneratorMojo.execute(MyBatisGeneratorMojo.java:199) at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:134) ... 22 more Caused by: java.lang.ClassNotFoundException: com.mysql.jdbc.Driver at org.codehaus.plexus.classworlds.strategy.SelfFirstStrategy.loadClass(SelfFirstStrategy.java:50) at org.codehaus.plexus.classworlds.realm.ClassRealm.unsynchronizedLoadClass(ClassRealm.java:271) at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:247) at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:239) at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Class.java:348) at org.mybatis.generator.internal.ObjectFactory.internalClassForName(ObjectFactory.java:167) at org.mybatis.generator.internal.ObjectFactory.externalClassForName(ObjectFactory.java:122) at org.mybatis.generator.internal.db.ConnectionFactory.getDriver(ConnectionFactory.java:82) ... 29 more [ERROR] [ERROR] Re-run Maven using the -X switch to enable full debug logging. [ERROR] [ERROR] For more information about the errors and possible solutions, please read the following articles: [ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/PluginExecutionException

Answer 1

<plugin>
    <groupId>org.mybatis.generator</groupId>
    <artifactId>mybatis-generator-maven-plugin</artifactId>
    <version>1.3.2</version>
    <configuration>
        <configurationFile>${basedir}/src/main/resources/generatorConfig.xml</configurationFile>
        <overwrite>false</overwrite>
        <verbose>true</verbose>
    </configuration>
    <dependencies>
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>${mysql.version}</version>
        </dependency>
    </dependencies>
</plugin>

在plugin中单独依赖Mysql驱动包

Answer 2

java.lang.ClassNotFoundException: com.mysql.jdbc.Driver。。。。少了mysql的jar包？？？