java.lang.NoClassDefFoundError: org/apache/commons/io/output/DeferredFileOutputStream 异常解决方法
2017-07-28 23:13
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编写上传代码时,遇到java.lang.NoClassDefFoundError: org/apache/commons/io/output/DeferredFileOutputStream异常,百度了好一会,发现原因是假如使用commons-fileupload的版本大于1.0的话则必须引入commons-io.jar
maven示例
<dependency> <groupId>com.liferay.org.apache.commons.fileupload</groupId> <artifactId>com.liferay.org.apache.commons.fileupload</artifactId> <version>6.2.0.1</version> </dependency> <dependency> <groupId>commons-io</groupId> <artifactId>commons-io</artifactId> <version>2.5</version> </dependency>
jar下载地址:http://commons.apache.org/proper/commons-io/download_io.cgi
导入相关文件后问题解决。
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