我在Oracle 11GR2上使用最新版本的DBUnit(2.4.7)。我正在使用Java 6(1.6.0_15)和最新版本的Oracle客戶端jar(jdbc6.jar)DBunit生成java.lang.ClassCastException:在嘗試加載CLOB字段時,java.lang.String不能轉換爲oracle.sql.CLOB
我一直無法成功地將任何由CLOB Oracle字段引用的數據從XML文件加載到數據庫。
我使用過各種版本的組合:
- 的Oracle JDBC庫ojdbc5.jar,ojdbc6.jar,甲骨文10瓶
Hibernate庫等等......我覺得問題在於DBUnit。請參閱下面的堆棧跟蹤。
<groupId>org.hibernate</groupId> <artifactId>hibernate-core</artifactId> <version>3.5.0-CR-2</version>
和
<groupId>org.hibernate</groupId> <artifactId>hibernate-entitymanager</artifactId> <version>3.4.0.GA</version>
我運行Java 6中,1.6.0_15。
我已經試過:
1)FlatXmlDataSet使用這個定義
<MESSAGE msg_id="1" mtp_id="1" msg_detail="asadds" />
2)XmlDataSet使用這個定義
<table name="MESSAGE">
<column>MSG_ID</column>
<column>MTP_ID</column>
<column>MSG_DETAIL</column>
<row>
<value>1</value>
<value>1</value>
<value>dsad</value>
</row>
</table>
任何幫助,將不勝感激!
堆棧跟蹤如下:
at org.apache.maven.surefire.booter.SurefireBooter.main(SurefireBooter.java:980) ERROR [10032010 14:15:13,031] - exception creating EntityManager: [] (MessageDAOTest.java:97) java.lang.RuntimeException: Exception in JpaDBTestCase at com.ert.commons.junit4.hibernate.JpaDBTestCase.loadDbunitFiles(JpaDBTestCase.java:97) at com.ert.ertmon.dao.ejb.impl.MessageDAOTest.setUpBeforeClass(MessageDAOTest.java:94) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:44) at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15) at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:41) at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:27) at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:31) at org.junit.runners.ParentRunner.run(ParentRunner.java:236) at org.apache.maven.surefire.junit4.JUnit4TestSet.execute(JUnit4TestSet.java:62) at org.apache.maven.surefire.suite.AbstractDirectoryTestSuite.executeTestSet(AbstractDirectoryTestSuite.java:140) at org.apache.maven.surefire.suite.AbstractDirectoryTestSuite.execute(AbstractDirectoryTestSuite.java:127) at org.apache.maven.surefire.Surefire.run(Surefire.java:177) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.maven.surefire.booter.SurefireBooter.runSuitesInProcess(SurefireBooter.java:334) at org.apache.maven.surefire.booter.SurefireBooter.main(SurefireBooter.java:980) Caused by: java.lang.ClassCastException: java.lang.String cannot be cast to oracle.sql.CLOB at oracle.jdbc.driver.OraclePreparedStatement.setObjectCritical(OraclePreparedStatement.java:7898) at oracle.jdbc.driver.OraclePreparedStatement.setObjectInternal(OraclePreparedStatement.java:7511) at oracle.jdbc.driver.OraclePreparedStatement.setObject(OraclePreparedStatement.java:7984) at oracle.jdbc.driver.OraclePreparedStatementWrapper.setObject(OraclePreparedStatementWrapper.java:237) at org.dbunit.dataset.datatype.ClobDataType.setSqlValue(ClobDataType.java:71) at org.dbunit.database.statement.SimplePreparedStatement.addValue(SimplePreparedStatement.java:73) at org.dbunit.database.statement.AutomaticPreparedBatchStatement.addValue(AutomaticPreparedBatchStatement.java:63) at org.dbunit.operation.AbstractBatchOperation.execute(AbstractBatchOperation.java:186) at org.dbunit.AbstractDatabaseTester.executeOperation(AbstractDatabaseTester.java:190) at org.dbunit.AbstractDatabaseTester.onSetup(AbstractDatabaseTester.java:103) at com.ert.commons.junit4.hibernate.JpaDBTestCase.loadDbunitFile(JpaDBTestCase.java:136) at com.ert.commons.junit4.hibernate.JpaDBTestCase.loadDbunitFiles(JpaDBTestCase.java:92) ... 21 more
哇,感謝提示,它實際上工作。實際上,我在旅途中看到了該頁面,但由於其年齡和DBunit版本的引用而拒絕了該頁面。 只是FYI,我需要將org.dbunit.ext.oracle.Oracle10DataTypeFactory恢復爲org.dbunit.ext.oracle.OracleDataTypeFactory(並進行其他更改),但現在Clobs已成功加載到11G中。我仍然無法相信自己是唯一一個受此打擊的人(Oracle 11G中的CLOB加載) 只要我的SourceForge id進入郵件,我將更新上面列出的BUG ID。再次,非常感謝! – Paul 2010-03-11 01:56:12
已更新,讓我們看看它是什麼...不幸的是,這些天似乎沒有太多的活動在DBUnit – Paul 2010-03-11 16:00:48
@Paul非常感謝(反饋和努力)。是的,這非常不幸(我非常喜歡DbUnit)。 – 2010-03-11 16:13:34