Java 上下文路径

Question

我有一个项目，如何使用其他上下文名称复制该项目。我更改上下文名称。同时两个项目都不是运行。日食秀

Exception in thread "http-bio-8080-exec-3" java.lang.OutOfMemoryError: PermGen space
at java.lang.Throwable.printStackTrace(Throwable.java:721)
at java.util.logging.SimpleFormatter.format(SimpleFormatter.java:157)
at java.util.logging.StreamHandler.publish(StreamHandler.java:196)
at java.util.logging.ConsoleHandler.publish(ConsoleHandler.java:105)
at java.util.logging.Logger.log(Logger.java:616)
at java.util.logging.Logger.doLog(Logger.java:641)
at java.util.logging.Logger.logp(Logger.java:841)
at org.apache.juli.logging.DirectJDKLog.log(DirectJDKLog.java:185)
at org.apache.juli.logging.DirectJDKLog.error(DirectJDKLog.java:151)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:260)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:100)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:953)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1041)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:603)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:312)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:745)

Answer 1

as your eclipse's log，启动应用程序时与堆内存有关。
您需要为 eclipse:
增加内存大小 - 打开Eclipse安装目录下的eclipse.ini

.......
-vmargs
-Xms128m
-Xmx1024m
-XX:PermSize=128m
-XX:MaxPermSize=1024m

- 重启 eclipse 该错误将运行消失。
ps：对于您的申请，您需要提供更多信息。

Java 上下文路径

Java ContextPath

java

eclipse

contextpath