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下面是POM依赖 com.amazon.redshift redshift-jdbc42 下面是POM依赖 <dependency> <groupId>com.amazon.redshift</groupId> <artifactId>redshift-jdbc42</artifactId> <version>2.1.0.28</version> </dependency> 数据库连接代码包含在以下路径中 src -> main -> utils -> DatabaseConnection.java import java.sql.Driver; import java.util.Properties; import java.sql.*; public class DatabaseConnection { Logger logger = LoggerFactory.getLogger(DatabaseConnection.class); Connection connection = null; Properties props = new Properties(); public void getDataBaseConnection() { try { Class.forName("com.amazon.redshift.jdbc42.Driver"); logger.info("Connecting to database..."); String jdbcUrl = "jdbc:redshift://endpoint:port/dbname"; String dbUsername = "username"; String dbPassword = "password"; jdbcUrl = jdbcUrl + "?AccessKeyID=" + dbUsername + "&SecretAccessKey=" + dbPassword + "&DbUser=admin&ssl=true&tcpKeepAlive=true"; props.setProperty("ssl", "true"); props.setProperty("user", dbUsername); props.setProperty("password", dbPassword); connection = DriverManager.getConnection(jdbcUrl, props); if (connection != null) { logger.info("Connected to the database!"); } else { logger.info("Failed to make connection!"); } } catch (Exception e) { e.printStackTrace(); } } } 并在testng文件的以下路径中调用上面的代码 src->测试->java->测试->名称->sample_test.java import utils.DatabaseConnection; public class sample_test extends TestBase { DatabaseConnection dbconn = new DatabaseConnection(); @Test public void db_test(){ dbconn.getDataBaseConnection(); } } 执行上述操作后，出现以下错误 at java.lang.reflect.Method.invoke (Method.java:566) at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283) at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226) at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407) at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348) Caused by: org.apache.maven.plugin.MojoFailureException: Exception in provider at org.apache.maven.plugin.surefire.SurefirePlugin.assertNoException (SurefirePlugin.java:328) at org.apache.maven.plugin.surefire.SurefirePlugin.handleSummary (SurefirePlugin.java:318) at org.apache.maven.plugin.surefire.AbstractSurefireMojo.executeAfterPreconditionsChecked (AbstractSurefireMojo.java:892) at org.apache.maven.plugin.surefire.AbstractSurefireMojo.execute (AbstractSurefireMojo.java:755) at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo (DefaultBuildPluginManager.java:126) at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 (MojoExecutor.java:328) at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute (MojoExecutor.java:316) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:212) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:174) at org.apache.maven.lifecycle.internal.MojoExecutor.access$000 (MojoExecutor.java:75) at org.apache.maven.lifecycle.internal.MojoExecutor$1.run (MojoExecutor.java:162) at org.apache.maven.plugin.DefaultMojosExecutionStrategy.execute (DefaultMojosExecutionStrategy.java:39) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:159) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:105) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:73) at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build (SingleThreadedBuilder.java:53) at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:118) at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:261) at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173) at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101) at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906) at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283) at org.apache.maven.cli.MavenCli.main (MavenCli.java:206) at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method) at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62) at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke (Method.java:566) at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283) at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226) at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407) at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348) Caused by: org.apache.maven.surefire.booter.SurefireExecutionException: Exception in provider at org.apache.maven.plugin.surefire.InPluginVMSurefireStarter.runSuitesInProcess (InPluginVMSurefireStarter.java:87) at org.apache.maven.plugin.surefire.AbstractSurefireMojo.executeProvider (AbstractSurefireMojo.java:1010) at org.apache.maven.plugin.surefire.AbstractSurefireMojo.executeAfterPreconditionsChecked (AbstractSurefireMojo.java:862) at org.apache.maven.plugin.surefire.AbstractSurefireMojo.execute (AbstractSurefireMojo.java:755) at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo (DefaultBuildPluginManager.java:126) at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 (MojoExecutor.java:328) at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute (MojoExecutor.java:316) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:212) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:174) at org.apache.maven.lifecycle.internal.MojoExecutor.access$000 (MojoExecutor.java:75) at org.apache.maven.lifecycle.internal.MojoExecutor$1.run (MojoExecutor.java:162) at org.apache.maven.plugin.DefaultMojosExecutionStrategy.execute (DefaultMojosExecutionStrategy.java:39) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:159) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:105) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:73) at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build (SingleThreadedBuilder.java:53) at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:118) at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:261) at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173) at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101) at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906) at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283) at org.apache.maven.cli.MavenCli.main (MavenCli.java:206) at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method) at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62) at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke (Method.java:566) at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283) at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226) at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407) at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348) Caused by: org.testng.TestNGException: Cannot instantiate class tests.name.sample_test at org.testng.internal.objects.InstanceCreator.newInstance (InstanceCreator.java:41) at org.testng.ITestObjectFactory.newInstance (ITestObjectFactory.java:18) at org.testng.internal.objects.SimpleObjectDispenser.instantiateUsingDefaultConstructor (SimpleObjectDispenser.java:178) at org.testng.internal.objects.SimpleObjectDispenser.createInstance (SimpleObjectDispenser.java:87) at org.testng.internal.objects.SimpleObjectDispenser.dispense (SimpleObjectDispenser.java:40) at org.testng.internal.objects.GuiceBasedObjectDispenser.dispense (GuiceBasedObjectDispenser.java:28) at org.testng.internal.ClassImpl.getDefaultInstance (ClassImpl.java:106) at org.testng.internal.ClassImpl.getInstances (ClassImpl.java:136) at org.testng.TestClass.getInstances (TestClass.java:129) at org.testng.TestClass.initTestClassesAndInstances (TestClass.java:109) at org.testng.TestClass.init (TestClass.java:101) at org.testng.TestClass.<init> (TestClass.java:66) at org.testng.TestRunner.initMethods (TestRunner.java:465) at org.testng.TestRunner.init (TestRunner.java:333) at org.testng.TestRunner.init (TestRunner.java:286) at org.testng.TestRunner.<init> (TestRunner.java:176) at org.testng.SuiteRunner$DefaultTestRunnerFactory.newTestRunner (SuiteRunner.java:635) at org.testng.SuiteRunner.init (SuiteRunner.java:221) at org.testng.SuiteRunner.<init> (SuiteRunner.java:114) at org.testng.TestNG.createSuiteRunner (TestNG.java:1338) at org.testng.TestNG.createSuiteRunners (TestNG.java:1314) at org.testng.TestNG.runSuitesLocally (TestNG.java:1160) at org.testng.TestNG.runSuites (TestNG.java:1092) at org.testng.TestNG.run (TestNG.java:1060) at org.apache.maven.surefire.testng.TestNGExecutor.run (TestNGExecutor.java:132) at org.apache.maven.surefire.testng.TestNGDirectoryTestSuite.executeSingleClass (TestNGDirectoryTestSuite.java:112) at org.apache.maven.surefire.testng.TestNGDirectoryTestSuite.execute (TestNGDirectoryTestSuite.java:99) at org.apache.maven.surefire.testng.TestNGProvider.invoke (TestNGProvider.java:147) at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method) at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62) at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke (Method.java:566) at org.apache.maven.surefire.util.ReflectionUtils.invokeMethodWithArray2 (ReflectionUtils.java:202) at org.apache.maven.surefire.booter.ProviderFactory$ProviderProxy.invoke (ProviderFactory.java:155) at org.apache.maven.surefire.booter.ProviderFactory.invokeProvider (ProviderFactory.java:81) at org.apache.maven.plugin.surefire.InPluginVMSurefireStarter.runSuitesInProcess (InPluginVMSurefireStarter.java:82) at org.apache.maven.plugin.surefire.AbstractSurefireMojo.executeProvider (AbstractSurefireMojo.java:1010) at org.apache.maven.plugin.surefire.AbstractSurefireMojo.executeAfterPreconditionsChecked (AbstractSurefireMojo.java:862) at org.apache.maven.plugin.surefire.AbstractSurefireMojo.execute (AbstractSurefireMojo.java:755) at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo (DefaultBuildPluginManager.java:126) at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 (MojoExecutor.java:328) at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute (MojoExecutor.java:316) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:212) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:174) at org.apache.maven.lifecycle.internal.MojoExecutor.access$000 (MojoExecutor.java:75) at org.apache.maven.lifecycle.internal.MojoExecutor$1.run (MojoExecutor.java:162) at org.apache.maven.plugin.DefaultMojosExecutionStrategy.execute (DefaultMojosExecutionStrategy.java:39) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:159) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:105) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:73) at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build (SingleThreadedBuilder.java:53) at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:118) at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:261) at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173) at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101) at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906) at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283) at org.apache.maven.cli.MavenCli.main (MavenCli.java:206) at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method) at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62) at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke (Method.java:566) at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283) at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226) at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407) at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348) Caused by: java.lang.reflect.InvocationTargetException at jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0 (Native Method) at jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance (NativeConstructorAccessorImpl.java:62) at jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance (DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance (Constructor.java:490) at org.testng.internal.objects.InstanceCreator.newInstance (InstanceCreator.java:38) at org.testng.ITestObjectFactory.newInstance (ITestObjectFactory.java:18) at org.testng.internal.objects.SimpleObjectDispenser.instantiateUsingDefaultConstructor (SimpleObjectDispenser.java:178) at org.testng.internal.objects.SimpleObjectDispenser.createInstance (SimpleObjectDispenser.java:87) at org.testng.internal.objects.SimpleObjectDispenser.dispense (SimpleObjectDispenser.java:40) at org.testng.internal.objects.GuiceBasedObjectDispenser.dispense (GuiceBasedObjectDispenser.java:28) at org.testng.internal.ClassImpl.getDefaultInstance (ClassImpl.java:106) at org.testng.internal.ClassImpl.getInstances (ClassImpl.java:136) at org.testng.TestClass.getInstances (TestClass.java:129) at org.testng.TestClass.initTestClassesAndInstances (TestClass.java:109) at org.testng.TestClass.init (TestClass.java:101) at org.testng.TestClass.<init> (TestClass.java:66) at org.testng.TestRunner.initMethods (TestRunner.java:465) at org.testng.TestRunner.init (TestRunner.java:333) at org.testng.TestRunner.init (TestRunner.java:286) at org.testng.TestRunner.<init> (TestRunner.java:176) at org.testng.SuiteRunner$DefaultTestRunnerFactory.newTestRunner (SuiteRunner.java:635) at org.testng.SuiteRunner.init (SuiteRunner.java:221) at org.testng.SuiteRunner.<init> (SuiteRunner.java:114) at org.testng.TestNG.createSuiteRunner (TestNG.java:1338) at org.testng.TestNG.createSuiteRunners (TestNG.java:1314) at org.testng.TestNG.runSuitesLocally (TestNG.java:1160) at org.testng.TestNG.runSuites (TestNG.java:1092) at org.testng.TestNG.run (TestNG.java:1060) at org.apache.maven.surefire.testng.TestNGExecutor.run (TestNGExecutor.java:132) at org.apache.maven.surefire.testng.TestNGDirectoryTestSuite.executeSingleClass (TestNGDirectoryTestSuite.java:112) at org.apache.maven.surefire.testng.TestNGDirectoryTestSuite.execute (TestNGDirectoryTestSuite.java:99) at org.apache.maven.surefire.testng.TestNGProvider.invoke (TestNGProvider.java:147) at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method) at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62) at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke (Method.java:566) at org.apache.maven.surefire.util.ReflectionUtils.invokeMethodWithArray2 (ReflectionUtils.java:202) at org.apache.maven.surefire.booter.ProviderFactory$ProviderProxy.invoke (ProviderFactory.java:155) at org.apache.maven.surefire.booter.ProviderFactory.invokeProvider (ProviderFactory.java:81) at org.apache.maven.plugin.surefire.InPluginVMSurefireStarter.runSuitesInProcess (InPluginVMSurefireStarter.java:82) at org.apache.maven.plugin.surefire.AbstractSurefireMojo.executeProvider (AbstractSurefireMojo.java:1010) at org.apache.maven.plugin.surefire.AbstractSurefireMojo.executeAfterPreconditionsChecked (AbstractSurefireMojo.java:862) at org.apache.maven.plugin.surefire.AbstractSurefireMojo.execute (AbstractSurefireMojo.java:755) at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo (DefaultBuildPluginManager.java:126) at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 (MojoExecutor.java:328) at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute (MojoExecutor.java:316) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:212) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:174) at org.apache.maven.lifecycle.internal.MojoExecutor.access$000 (MojoExecutor.java:75) at org.apache.maven.lifecycle.internal.MojoExecutor$1.run (MojoExecutor.java:162) at org.apache.maven.plugin.DefaultMojosExecutionStrategy.execute (DefaultMojosExecutionStrategy.java:39) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:159) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:105) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:73) at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build (SingleThreadedBuilder.java:53) at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:118) at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:261) at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173) at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101) at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906) at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283) at org.apache.maven.cli.MavenCli.main (MavenCli.java:206) at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method) at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62) at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke (Method.java:566) at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283) at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226) at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407) at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348) Caused by: java.lang.NoClassDefFoundError: java/sql/SQLException at tests.name.sample_test.<init> (sample_test.java:30) at jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0 (Native Method) at jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance (NativeConstructorAccessorImpl.java:62) at jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance (DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance (Constructor.java:490) at org.testng.internal.objects.InstanceCreator.newInstance (InstanceCreator.java:38) at org.testng.ITestObjectFactory.newInstance (ITestObjectFactory.java:18) at org.testng.internal.objects.SimpleObjectDispenser.instantiateUsingDefaultConstructor (SimpleObjectDispenser.java:178) at org.testng.internal.objects.SimpleObjectDispenser.createInstance (SimpleObjectDispenser.java:87) at org.testng.internal.objects.SimpleObjectDispenser.dispense (SimpleObjectDispenser.java:40) at org.testng.internal.objects.GuiceBasedObjectDispenser.dispense (GuiceBasedObjectDispenser.java:28) at org.testng.internal.ClassImpl.getDefaultInstance (ClassImpl.java:106) at org.testng.internal.ClassImpl.getInstances (ClassImpl.java:136) at org.testng.TestClass.getInstances (TestClass.java:129) at org.testng.TestClass.initTestClassesAndInstances (TestClass.java:109) at org.testng.TestClass.init (TestClass.java:101) at org.testng.TestClass.<init> (TestClass.java:66) at org.testng.TestRunner.initMethods (TestRunner.java:465) at org.testng.TestRunner.init (TestRunner.java:333) at org.testng.TestRunner.init (TestRunner.java:286) at org.testng.TestRunner.<init> (TestRunner.java:176) at org.testng.SuiteRunner$DefaultTestRunnerFactory.newTestRunner (SuiteRunner.java:635) at org.testng.SuiteRunner.init (SuiteRunner.java:221) at org.testng.SuiteRunner.<init> (SuiteRunner.java:114) at org.testng.TestNG.createSuiteRunner (TestNG.java:1338) at org.testng.TestNG.createSuiteRunners (TestNG.java:1314) at org.testng.TestNG.runSuitesLocally (TestNG.java:1160) at org.testng.TestNG.runSuites (TestNG.java:1092) at org.testng.TestNG.run (TestNG.java:1060) at org.apache.maven.surefire.testng.TestNGExecutor.run (TestNGExecutor.java:132) at org.apache.maven.surefire.testng.TestNGDirectoryTestSuite.executeSingleClass (TestNGDirectoryTestSuite.java:112) at org.apache.maven.surefire.testng.TestNGDirectoryTestSuite.execute (TestNGDirectoryTestSuite.java:99) at org.apache.maven.surefire.testng.TestNGProvider.invoke (TestNGProvider.java:147) at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method) at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62) at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke (Method.java:566) at org.apache.maven.surefire.util.ReflectionUtils.invokeMethodWithArray2 (ReflectionUtils.java:202) at org.apache.maven.surefire.booter.ProviderFactory$ProviderProxy.invoke (ProviderFactory.java:155) at org.apache.maven.surefire.booter.ProviderFactory.invokeProvider (ProviderFactory.java:81) at org.apache.maven.plugin.surefire.InPluginVMSurefireStarter.runSuitesInProcess (InPluginVMSurefireStarter.java:82) at org.apache.maven.plugin.surefire.AbstractSurefireMojo.executeProvider (AbstractSurefireMojo.java:1010) at org.apache.maven.plugin.surefire.AbstractSurefireMojo.executeAfterPreconditionsChecked (AbstractSurefireMojo.java:862) at org.apache.maven.plugin.surefire.AbstractSurefireMojo.execute (AbstractSurefireMojo.java:755) at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo (DefaultBuildPluginManager.java:126) at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 (MojoExecutor.java:328) at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute (MojoExecutor.java:316) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:212) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:174) at org.apache.maven.lifecycle.internal.MojoExecutor.access$000 (MojoExecutor.java:75) at org.apache.maven.lifecycle.internal.MojoExecutor$1.run (MojoExecutor.java:162) at org.apache.maven.plugin.DefaultMojosExecutionStrategy.execute (DefaultMojosExecutionStrategy.java:39) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:159) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:105) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:73) at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build (SingleThreadedBuilder.java:53) at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:118) at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:261) at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173) at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101) at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906) at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283) at org.apache.maven.cli.MavenCli.main (MavenCli.java:206) at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method) at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62) at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke (Method.java:566) at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283) at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226) at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407) at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348) Caused by: java.lang.ClassNotFoundException: java.sql.SQLException at java.net.URLClassLoader.findClass (URLClassLoader.java:476) at java.lang.ClassLoader.loadClass (ClassLoader.java:588) at java.lang.ClassLoader.loadClass (ClassLoader.java:521) at org.apache.maven.surefire.booter.IsolatedClassLoader.loadClass (IsolatedClassLoader.java:97) at tests.name.sample_test.<init> (sample_test.java:30) at jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0 (Native Method) at jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance (NativeConstructorAccessorImpl.java:62) at jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance (DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance (Constructor.java:490) at org.testng.internal.objects.InstanceCreator.newInstance (InstanceCreator.java:38) at org.testng.ITestObjectFactory.newInstance (ITestObjectFactory.java:18) at org.testng.internal.objects.SimpleObjectDispenser.instantiateUsingDefaultConstructor (SimpleObjectDispenser.java:178) at org.testng.internal.objects.SimpleObjectDispenser.createInstance (SimpleObjectDispenser.java:87) at org.testng.internal.objects.SimpleObjectDispenser.dispense (SimpleObjectDispenser.java:40) at org.testng.internal.objects.GuiceBasedObjectDispenser.dispense (GuiceBasedObjectDispenser.java:28) at org.testng.internal.ClassImpl.getDefaultInstance (ClassImpl.java:106) at org.testng.internal.ClassImpl.getInstances (ClassImpl.java:136) at org.testng.TestClass.getInstances (TestClass.java:129) at org.testng.TestClass.initTestClassesAndInstances (TestClass.java:109) at org.testng.TestClass.init (TestClass.java:101) at org.testng.TestClass.<init> (TestClass.java:66) at org.testng.TestRunner.initMethods (TestRunner.java:465) at org.testng.TestRunner.init (TestRunner.java:333) at org.testng.TestRunner.init (TestRunner.java:286) at org.testng.TestRunner.<init> (TestRunner.java:176) at org.testng.SuiteRunner$DefaultTestRunnerFactory.newTestRunner (SuiteRunner.java:635) at org.testng.SuiteRunner.init (SuiteRunner.java:221) at org.testng.SuiteRunner.<init> (SuiteRunner.java:114) at org.testng.TestNG.createSuiteRunner (TestNG.java:1338) at org.testng.TestNG.createSuiteRunners (TestNG.java:1314) at org.testng.TestNG.runSuitesLocally (TestNG.java:1160) at org.testng.TestNG.runSuites (TestNG.java:1092) at org.testng.TestNG.run (TestNG.java:1060) at org.apache.maven.surefire.testng.TestNGExecutor.run (TestNGExecutor.java:132) at org.apache.maven.surefire.testng.TestNGDirectoryTestSuite.executeSingleClass (TestNGDirectoryTestSuite.java:112) at org.apache.maven.surefire.testng.TestNGDirectoryTestSuite.execute (TestNGDirectoryTestSuite.java:99) at org.apache.maven.surefire.testng.TestNGProvider.invoke (TestNGProvider.java:147) at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method) at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62) at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke (Method.java:566) at org.apache.maven.surefire.util.ReflectionUtils.invokeMethodWithArray2 (ReflectionUtils.java:202)) 注意：如果我使用 main() 方法执行，代码可以正常工作。但是用上面的配置运行就失败了。 它应该与数据库连接 您使用什么版本的 JDK 来运行该程序？

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