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完全存檔： google drive新澤西寧靜異常1
（Tomcat的7.0）
本地測試URL - http://localhost:8080/test/algebra/sum?a=1&b=2
，並得到：
HTTP Status 500 - Resource configuration class edu.algebra could not be loaded.
type Exception report
message Resource configuration class edu.algebra could not be loaded.
description The server encountered an internal error that prevented it from fulfilling this request.
exception
javax.servlet.ServletException: Resource configuration class edu.algebra could not be loaded.
org.glassfish.jersey.servlet.WebComponent.createResourceConfig(WebComponent.java:466)
org.glassfish.jersey.servlet.WebComponent.<init>(WebComponent.java:302)
org.glassfish.jersey.servlet.ServletContainer.init(ServletContainer.java:168)
org.glassfish.jersey.servlet.ServletContainer.init(ServletContainer.java:358)
javax.servlet.GenericServlet.init(GenericServlet.java:158)
org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:503)
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950)
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:421)
org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1070)
org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:611)
org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:314)
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
java.lang.Thread.run(Thread.java:748)
root cause
**java.lang.ClassNotFoundException: edu.algebra**
org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1720)
org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1571)
java.lang.Class.forName0(Native Method)
java.lang.Class.forName(Class.java:264)
org.glassfish.jersey.internal.util.ReflectionHelper$7.run(ReflectionHelper.java:407)
org.glassfish.jersey.internal.util.ReflectionHelper$7.run(ReflectionHelper.java:397)
java.security.AccessController.doPrivileged(Native Method)
org.glassfish.jersey.servlet.WebComponent.createResourceConfig(WebComponent.java:454)
org.glassfish.jersey.servlet.WebComponent.<init>(WebComponent.java:302)
org.glassfish.jersey.servlet.ServletContainer.init(ServletContainer.java:168)
org.glassfish.jersey.servlet.ServletContainer.init(ServletContainer.java:358)
javax.servlet.GenericServlet.init(GenericServlet.java:158)
org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:503)
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950)
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:421)
org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1070)
org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:611)
org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:314)
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
java.lang.Thread.run(Thread.java:748)
note注意Apache Tomcat/7.0.56日誌中提供了根本原因的完整堆棧跟蹤。
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