本文介绍了Google App Engine上的Jsf的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
虽然我完成了本教程中的所有内容,但Somtimes when我刷新/加载视图它会抛出异常,这只发生在我本地运行时
警告:/javax.faces.resource/ theme.css.jsf
java.lang.NumberFormatException:Wed,12 Dec 2012 10:32:00 GMT
at org.mortbay.io.BufferUtil.toLong(BufferUtil.java:106)$ b $在org.mortbay.jetty.HttpFields.getLongField b。在org.mortbay.jetty.HttpFields $ Field.getLongValue(HttpFields.java:1479)
(HttpFields.java:720)
。在org.mortbay。 jetty.Request.getIntHeader(Request.java:728)
在javax.servlet.http.HttpServletRequestWrapper.getIntHeader(HttpServletRequestWrapper.java:106)
。在com.google.appengine.tools.development.ResponseRewriterFilter $ RequestWrapper.getDateHeader(ResponseRewriterFil ter.java:405)
at com.sun.faces.application.resource.ResourceImpl.getIfModifiedHeader(ResourceImpl.java:370)
at com.sun.faces.application.resource.ResourceImpl.userAgentNeedsUpdate( ResourceImpl.java:347)在com.sun.faces.application.resource.ResourceHandlerImpl.handleResourceRequest(ResourceHandlerImpl.java:255
)
在javax.faces.application.ResourceHandlerWrapper.handleResourceRequest(ResourceHandlerWrapper.java: 125)
at org.primefaces.application.PrimeResourceHandler.handleResourceRequest(PrimeResourceHandler.java:85)
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:591)
at org .mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511)
在org.mortbay.jetty.servlet.ServletHandler $ CachedChain.doFilter(ServletHandler.java:1166)
在com.google .appengine.api.socket.dev.DevSocketFilter.doFilter(DevSocketFilter.java:74)
at org.mortbay.jetty.servlet.ServletHandler $ CachedChain.doFilter(Serv letHandler.java:1157)
在com.google.appengine.tools.development.ResponseRewriterFilter.doFilter(ResponseRewriterFilter.java:123)
在org.mortbay.jetty.servlet.ServletHandler $ CachedChain.doFilter( ServletHandler.java:1157)
在com.google.appengine.tools.development.HeaderVerificationFilter.doFilter(HeaderVerificationFilter.java:34)
在org.mortbay.jetty.servlet.ServletHandler $ CachedChain.doFilter( ServletHandler.java:1157)
在com.google.appengine.api.blobstore.dev.ServeBlobFilter.doFilter(ServeBlobFilter.java:61)
在org.mortbay.jetty.servlet.ServletHandler $ CachedChain。的doFilter(ServletHandler.java:1157)
处org.mortbay.jetty.servlet.ServletHandler $ CachedChain com.google.apphosting.utils.servlet.TransactionCleanupFilter.doFilter(TransactionCleanupFilter.java:43)
。 doFilter(ServletHandler.java:1157)
at com.google.appengine.tools.development.StaticFileFilter.doFilter(StaticFileFilter.java:125)
at org.mortba y.jetty.servlet.ServletHandler $ CachedChain.doFilter(ServletHandler.java:1157)
在com.google.appengine.tools.development.BackendServersFilter.doFilter(BackendServersFilter.java:97)
。在组织。 mortbay.jetty.servlet.ServletHandler $ CachedChain.doFilter(ServletHandler.java:1157)
处org.mortbay org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:388)
。 jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182)
at org.mortbay.jetty.handler。 ContextHandler.handle(ContextHandler.java:765)
位于org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:418)
位于com.google.appengine.tools.development.DevAppEngineWebAppContext。手柄(DevAppEngineWebAppContext.java:94)
在org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
在com.google.appengine.tools.development.JettyContainerService $ ApiProxyH andler.handle(JettyContainerService.java:383)
at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
at org.mortbay.jetty.Server.handle(Server。
at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542)
at org.mortbay.jetty.HttpConnection $ RequestHandler.headerComplete(HttpConnection.java:923)
at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:547)
at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:212)
at org.mortbay.jetty .HttpConnection.handle(HttpConnection.java:404)
在org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:409)
在org.mortbay.thread.QueuedThreadPool $ PoolThread.run (QueuedThreadPool.java:582)
web.xml
< xml>
< display-name> JavaServerFaces< / display-name>
< context-param>
< param-name> javax.faces.STATE_SAVING_METHOD< / param-name>
< param-value>客户端< /参数值>
< / context-param>
< context-param>
< param-name> javax.faces.PROJECT_STAGE< / param-name>
<参数值>开发< /参数值>
< / context-param>
< welcome-file-list>
< welcome-file> faces / hello.xhtml< / welcome-file>
< / welcome-file-list>
< servlet>
< servlet-name> Faces Servlet< / servlet-name>
< servlet-class> javax.faces.webapp.FacesServlet< / servlet-class>
<加载启动> 1< /加载启动>
< / servlet>
<! - 使用JSF映射这些文件 - >
< servlet-mapping>
< servlet-name> Faces Servlet< / servlet-name>
< url-pattern> / faces / *< / url-pattern>
< / servlet-mapping>
< servlet-mapping>
< servlet-name> Faces Servlet< / servlet-name>
< url-pattern> *。jsf< / url-pattern>
< / servlet-mapping>
< servlet-mapping>
< servlet-name> Faces Servlet< / servlet-name>
< url-pattern> *。faces< / url-pattern>
< / servlet-mapping>
< servlet-mapping>
< servlet-name> Faces Servlet< / servlet-name>
< url-pattern> *。xhtml< / url-pattern>
< / servlet-mapping>
< servlet>
< servlet-name> SystemServiceServlet< / servlet-name>
< servlet-class> com.google.api.server.spi.SystemServiceServlet< / servlet-class>
< init-param>
< param-name>服务< / param-name>
< param-value />
< / init-param>
< / servlet>
< servlet-mapping>
< servlet-name> SystemServiceServlet< / servlet-name>
< url-pattern> / _ ah / spi / *< / url-pattern>
< / servlet-mapping>
< / web-app>
welcome.xhtml
<?xml version =1.0encoding =UTF-8?>
<!DOCTYPE html PUBLIC - // W3C // DTD XHTML 1.0 Transitional // EN
http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional。 DTD>
< html xmlns =http://www.w3.org/1999/xhtml
xmlns:f =http://java.sun.com/jsf/core
xmlns:h =http://java.sun.com/jsf/html>
< h:head>
< title> GAE + JSF< / title>
< / h:头>
< h:body bgcolor =white>
< h1> Google App Engine + JSF 2.0示例 - welcome.xhtml< / h1>
< / h:body>
< / html>
解决方案
自GAE SDK 1.7.2以来,
看看这里和 star 它会根据可能的更新情况进行更新......
您可以尝试在1.7.2之前使用SDK
编辑
寻找可能的解决方法:
Though ive done everything like in this tutorial http://www.mkyong.com/google-app-engine/google-app-engine-jsf-2-example/
Somtimes when i refresh/load view it throws exception, which only occurs when i run it locally
WARNING: /javax.faces.resource/theme.css.jsf
java.lang.NumberFormatException: Wed, 12 Dec 2012 10:32:00 GMT
at org.mortbay.io.BufferUtil.toLong(BufferUtil.java:106)
at org.mortbay.jetty.HttpFields$Field.getLongValue(HttpFields.java:1479)
at org.mortbay.jetty.HttpFields.getLongField(HttpFields.java:720)
at org.mortbay.jetty.Request.getIntHeader(Request.java:728)
at javax.servlet.http.HttpServletRequestWrapper.getIntHeader(HttpServletRequestWrapper.java:106)
at com.google.appengine.tools.development.ResponseRewriterFilter$RequestWrapper.getDateHeader(ResponseRewriterFilter.java:405)
at com.sun.faces.application.resource.ResourceImpl.getIfModifiedHeader(ResourceImpl.java:370)
at com.sun.faces.application.resource.ResourceImpl.userAgentNeedsUpdate(ResourceImpl.java:347)
at com.sun.faces.application.resource.ResourceHandlerImpl.handleResourceRequest(ResourceHandlerImpl.java:255)
at javax.faces.application.ResourceHandlerWrapper.handleResourceRequest(ResourceHandlerWrapper.java:125)
at org.primefaces.application.PrimeResourceHandler.handleResourceRequest(PrimeResourceHandler.java:85)
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:591)
at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511)
at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1166)
at com.google.appengine.api.socket.dev.DevSocketFilter.doFilter(DevSocketFilter.java:74)
at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
at com.google.appengine.tools.development.ResponseRewriterFilter.doFilter(ResponseRewriterFilter.java:123)
at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
at com.google.appengine.tools.development.HeaderVerificationFilter.doFilter(HeaderVerificationFilter.java:34)
at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
at com.google.appengine.api.blobstore.dev.ServeBlobFilter.doFilter(ServeBlobFilter.java:61)
at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
at com.google.apphosting.utils.servlet.TransactionCleanupFilter.doFilter(TransactionCleanupFilter.java:43)
at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
at com.google.appengine.tools.development.StaticFileFilter.doFilter(StaticFileFilter.java:125)
at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
at com.google.appengine.tools.development.BackendServersFilter.doFilter(BackendServersFilter.java:97)
at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:388)
at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182)
at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:765)
at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:418)
at com.google.appengine.tools.development.DevAppEngineWebAppContext.handle(DevAppEngineWebAppContext.java:94)
at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
at com.google.appengine.tools.development.JettyContainerService$ApiProxyHandler.handle(JettyContainerService.java:383)
at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
at org.mortbay.jetty.Server.handle(Server.java:326)
at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542)
at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:923)
at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:547)
at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:212)
at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404)
at org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:409)
at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)
web.xml
<xml>
<display-name>JavaServerFaces</display-name>
<context-param>
<param-name>javax.faces.STATE_SAVING_METHOD</param-name>
<param-value>client</param-value>
</context-param>
<context-param>
<param-name>javax.faces.PROJECT_STAGE</param-name>
<param-value>Development</param-value>
</context-param>
<welcome-file-list>
<welcome-file>faces/hello.xhtml</welcome-file>
</welcome-file-list>
<servlet>
<servlet-name>Faces Servlet</servlet-name>
<servlet-class>javax.faces.webapp.FacesServlet</servlet-class>
<load-on-startup>1</load-on-startup>
</servlet>
<!-- Map these files with JSF -->
<servlet-mapping>
<servlet-name>Faces Servlet</servlet-name>
<url-pattern>/faces/*</url-pattern>
</servlet-mapping>
<servlet-mapping>
<servlet-name>Faces Servlet</servlet-name>
<url-pattern>*.jsf</url-pattern>
</servlet-mapping>
<servlet-mapping>
<servlet-name>Faces Servlet</servlet-name>
<url-pattern>*.faces</url-pattern>
</servlet-mapping>
<servlet-mapping>
<servlet-name>Faces Servlet</servlet-name>
<url-pattern>*.xhtml</url-pattern>
</servlet-mapping>
<servlet>
<servlet-name>SystemServiceServlet</servlet-name>
<servlet-class>com.google.api.server.spi.SystemServiceServlet</servlet-class>
<init-param>
<param-name>services</param-name>
<param-value/>
</init-param>
</servlet>
<servlet-mapping>
<servlet-name>SystemServiceServlet</servlet-name>
<url-pattern>/_ah/spi/*</url-pattern>
</servlet-mapping>
</web-app>
welcome.xhtml
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"
xmlns:f="http://java.sun.com/jsf/core"
xmlns:h="http://java.sun.com/jsf/html">
<h:head>
<title>GAE + JSF</title>
</h:head>
<h:body bgcolor="white">
<h1>Google App Engine + JSF 2.0 example - welcome.xhtml</h1>
</h:body>
</html>
解决方案
Seems like a know issue since GAE SDK 1.7.2
Take a look here and star it to be updated upon possible updates regarding the issue...
You can try using SDK prior to 1.7.2
Edit
Look for possible fix in here : Issue 8415: Parsing date header as int caused NumberFormatException
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