本文介绍了Jackcess“NoClassDefFoundError"例外的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！
问题描述
我正在使用 jackcess 连接到我的访问数据库.但我正在关注异常
I am using jackcess for the conncetivity to my access database. But I am following exception
Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/commons/lang/builder/CompareToBuilder
at com.healthmarketscience.jackcess.impl.RowIdImpl.compareTo(RowIdImpl.java:113)
at com.healthmarketscience.jackcess.impl.IndexData$Entry.compareTo(IndexData.java:1838)
at com.healthmarketscience.jackcess.impl.IndexData$Entry.compareTo(IndexData.java:1646)
at java.util.Collections.indexedBinarySearch(Collections.java:273)
at java.util.Collections.binarySearch(Collections.java:259)
at com.healthmarketscience.jackcess.impl.IndexData$DataPage.findEntry(IndexData.java:2368)
at com.healthmarketscience.jackcess.impl.IndexData.findEntryPosition(IndexData.java:722)
at com.healthmarketscience.jackcess.impl.IndexData.access$3300(IndexData.java:56)
at com.healthmarketscience.jackcess.impl.IndexData$EntryCursor.updatePosition(IndexData.java:2133)
at com.healthmarketscience.jackcess.impl.IndexData$EntryCursor.restorePosition(IndexData.java:2072)
at com.healthmarketscience.jackcess.impl.IndexData$EntryCursor.restorePosition(IndexData.java:2055)
at com.healthmarketscience.jackcess.impl.IndexData$EntryCursor.beforeEntry(IndexData.java:2017)
at com.healthmarketscience.jackcess.impl.IndexCursorImpl.findPotentialRow(IndexCursorImpl.java:368)
at com.healthmarketscience.jackcess.impl.IndexCursorImpl.findFirstRowByEntryImpl(IndexCursorImpl.java:262)
at com.healthmarketscience.jackcess.impl.IndexCursorImpl.findFirstRowByEntry(IndexCursorImpl.java:135)
at com.healthmarketscience.jackcess.impl.DatabaseImpl$DefaultTableFinder.findRow(DatabaseImpl.java:1890)
at com.healthmarketscience.jackcess.impl.DatabaseImpl$TableFinder.findObjectId(DatabaseImpl.java:1799)
at com.healthmarketscience.jackcess.impl.DatabaseImpl.readSystemCatalog(DatabaseImpl.java:804)
at com.healthmarketscience.jackcess.impl.DatabaseImpl.<init>(DatabaseImpl.java:513)
at com.healthmarketscience.jackcess.impl.DatabaseImpl.open(DatabaseImpl.java:386)
at com.healthmarketscience.jackcess.DatabaseBuilder.open(DatabaseBuilder.java:170)
at com.healthmarketscience.jackcess.DatabaseBuilder.open(DatabaseBuilder.java:193)
at ass.Access.main(Access.java:25)
Caused by: java.lang.ClassNotFoundException: org.apache.commons.lang.builder.CompareToBuilder
at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
... 23 more
我使用过 jdbc 但它也不起作用.如何解决我的问题?
I have used jdbc but it is not working either. How can solve my problem?
推荐答案
Jackcess 有一个 依赖项Jakarta Commons Lang.您需要确保公共语言和其他依赖项在您的类路径上.
Jackcess has a dependency on Jakarta Commons Lang. You need to make sure that the commons lang and the other dependencies are on your classpath.
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