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Class not found cn.muke.spring.demo1.SpringDemo1 java.lang.ClassNotFoundException: cn.muke.spring.demo1.SpringDemo1

Class not found cn.muke.spring.demo1.SpringDemo1

java.lang.ClassNotFoundException: cn.muke.spring.demo1.SpringDemo1

at java.net.URLClassLoader.findClass(URLClassLoader.java:382)

at java.lang.ClassLoader.loadClass(ClassLoader.java:424)

at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:349)

at java.lang.ClassLoader.loadClass(ClassLoader.java:357)

at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.loadClass(RemoteTestRunner.java:773)

at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.loadClasses(RemoteTestRunner.java:502)

at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:525)

at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:763)

at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:463)

at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:209)

慕萊塢3396034

2020-03-25

源自：Spring事務管理 4-1

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1 回答

Mr_Tory
2020-04-13

這是由于缺少jar包導致的，c3p0連接池不僅需要c3p0的jar包，還需要mcommons的jar包，兩個jar包下載地址如下：

c3p0：https://www.mvnjar.com/com.mchange/c3p0/0.9.5.1/detail.html
mchange-commons：https://www.mvnjar.com/com.mchange/mchange-commons-java/0.2.16/detail.html