我想抓住并忽略以下tomcat ClientAbortException
.因为没有必要为我的程序注意这一点.
知道如何以及在哪里可以捕获此异常?以下是例外情况:
14:46:43.920 [ajp-bio-8029-exec-538] ERROR com.sok.runway.URLFilter - Exception in URLFilter org.apache.catalina.connector.ClientAbortException: null at org.apache.catalina.connector.OutputBuffer.realWriteBytes(OutputBuffer.java:388) ~[catalina.jar:7.0.26] at org.apache.tomcat.util.buf.ByteChunk.flushBuffer(ByteChunk.java:462) ~[tomcat-coyote.jar:7.0.26] at org.apache.tomcat.util.buf.ByteChunk.append(ByteChunk.java:366) ~[tomcat-coyote.jar:7.0.26] at org.apache.catalina.connector.OutputBuffer.writeBytes(OutputBuffer.java:413) ~[catalina.jar:7.0.26] at org.apache.catalina.connector.OutputBuffer.write(OutputBuffer.java:401) ~[catalina.jar:7.0.26] at org.apache.catalina.connector.CoyoteOutputStream.write(CoyoteOutputStream.java:91) ~[catalina.jar:7.0.26] at org.apache.catalina.servlets.DefaultServlet.copyRange(DefaultServlet.java:2031) ~[catalina.jar:7.0.26] at org.apache.catalina.servlets.DefaultServlet.copy(DefaultServlet.java:1870) ~[catalina.jar:7.0.26] at org.apache.catalina.servlets.DefaultServlet.serveResource(DefaultServlet.java:958) ~[catalina.jar:7.0.26] at org.apache.catalina.servlets.DefaultServlet.doGet(DefaultServlet.java:411) ~[catalina.jar:7.0.26] at javax.servlet.http.HttpServlet.service(HttpServlet.java:621) ~[servlet-api.jar:na] at javax.servlet.http.HttpServlet.service(HttpServlet.java:722) ~[servlet-api.jar:na] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305) [catalina.jar:7.0.26] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) [catalina.jar:7.0.26] at com.sok.runway.URLFilter.doFilter(URLFilter.java:130) ~[runway-dev.jar:na] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243) [catalina.jar:7.0.26] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) [catalina.jar:7.0.26] at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:224) [catalina.jar:7.0.26] at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:169) [catalina.jar:7.0.26] at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472) [catalina.jar:7.0.26] at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:168) [catalina.jar:7.0.26] at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:98) [catalina.jar:7.0.26] at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:927) [catalina.jar:7.0.26] at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118) [catalina.jar:7.0.26] at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:407) [catalina.jar:7.0.26] at org.apache.coyote.ajp.AjpProcessor.process(AjpProcessor.java:200) [tomcat-coyote.jar:7.0.26] at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:579) [tomcat-coyote.jar:7.0.26] at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:307) [tomcat-coyote.jar:7.0.26] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) [na:1.7.0_03] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) [na:1.7.0_03] at java.lang.Thread.run(Thread.java:722) [na:1.7.0_03] Caused by: java.net.SocketException: Connection reset at java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:113) ~[na:1.7.0_03] at java.net.SocketOutputStream.write(SocketOutputStream.java:153) ~[na:1.7.0_03] at org.apache.coyote.ajp.AjpProcessor.output(AjpProcessor.java:295) [tomcat-coyote.jar:7.0.26] at org.apache.coyote.ajp.AbstractAjpProcessor$SocketOutputBuffer.doWrite(AbstractAjpProcessor.java:1082) ~[tomcat-coyote.jar:7.0.26] at org.apache.coyote.Response.doWrite(Response.java:533) ~[tomcat-coyote.jar:7.0.26] at org.apache.catalina.connector.OutputBuffer.realWriteBytes(OutputBuffer.java:383) ~[catalina.jar:7.0.26]
entreprenr.. 16
因为您可能不希望依赖于Catalina,所以可以忽略这样的异常(我假设ClientAbortException是原因):
String simpleName = e.getCause().getClass().getSimpleName(); if (simpleName.equals("ClientAbortException")) { // ignore } else { // do whatever you do }
vallismortis.. 10
在Spring 4中,您可以将它放在使用@ControllerAdvice注释的类中.诀窍是只抑制ClientAbortException,同时允许将每个其他IOException作为错误处理或记录,而不会在容器API上引入编译/运行时依赖:
import java.io.IOException; import java.util.logging.Level; import java.util.logging.Logger; //import org.apache.catalina.connector.ClientAbortException; // We don't want this dependency. import org.springframework.web.bind.annotation.ControllerAdvice; import org.springframework.web.bind.annotation.ExceptionHandler; import org.springframework.web.servlet.NoHandlerFoundException; @ControllerAdvice public final class ErrorController { @ExceptionHandler(NoHandlerFoundException.class) public String handleNoHandlerFoundException(final NoHandlerFoundException ex) { return "notFoundPage"; } @ExceptionHandler(IOException.class) public String handleAbortedConnection(final IOException ex) { // avoids compile/runtime dependency by using class name if (ex.getClass().getName().equals("org.apache.catalina.connector.ClientAbortException")) { return null; } // log and return error page for any other IOExceptions if (LOGGER.isLoggable(Level.WARNING)) { LOGGER.log(Level.WARNING, "IO Error", ex); } return "errorPage"; } @ExceptionHandler(Exception.class) public String handleException(final Exception ex) { if (LOGGER.isLoggable(Level.SEVERE)) { LOGGER.log(Level.SEVERE, "Server Error", ex); } return "errorPage"; } }
感谢这个提供缺失部分的答案,我们为视图名称返回null,以避免在关闭的OutputStream上抛出SocketException.