(1)先给出解决方法:
在本地Window服务器上发布项目,没有问题。但是,迁移到Linux上就错误了,java.lang.NoClassDefFoundError: Could not initialize class javax.swing.RepaintManager。
操作如下:
[root@server lib]# cp rt.jar /usr/java/jdk1.8.0_181/lib
[root@server lib]#
把rt.jar包拷贝到jdk安装目录下的lib
rt.jar可以从jre目录下的lib拷贝。
然后重启tomcat服务,就可以解决问题了。
(2)出现这个问题,因为,我在项目中的JSP需要输出条码
Root Cause
java.lang.NoClassDefFoundError: Could not initialize class javax.swing.RepaintManager javax.swing.JComponent.repaint(JComponent.java:4792) java.awt.Component.repaint(Component.java:3311) javax.swing.JComponent.setForeground(JComponent.java:2706) net.sourceforge.jbarcodebean.JBarcodeBean.setForeground(JBarcodeBean.java:305) net.sourceforge.jbarcodebean.JBarcodeBean.<init>(JBarcodeBean.java:197) net.sourceforge.jbarcodebean.JBarcodeBean.<init>(JBarcodeBean.java:232) com.servlet.order.BarCodeServlet.init(BarCodeServlet.java:42) org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:493) org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81) org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:650) org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342) org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:800) org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66) org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:806) org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1498) org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) java.lang.Thread.run(Thread.java:748)