java.lang.IllegalStateException: Parameter count exceeded allowed maximum错误解决

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参数一次性提交过多，超过容器JBOSS限制，报错如下：

08:45:54,235 ERROR [STDERR] Caused by: java.lang.IllegalStateException: Parameter count exceeded allowed maximum: 51208:45:54,235 ERROR [STDERR]     at org.apache.tomcat.util.http.Parameters.addField(Parameters.java:218)08:45:54,235 ERROR [STDERR]     at org.apache.tomcat.util.http.Parameters.addParam(Parameters.java:337)08:45:54,235 ERROR [STDERR]     at org.apache.tomcat.util.http.Parameters.processParameters(Parameters.java:417)08:45:54,236 ERROR [STDERR]     at org.apache.tomcat.util.http.Parameters.processParameters(Parameters.java:368)08:45:54,236 ERROR [STDERR]     at org.apache.catalina.connector.Request.parseParameters(Request.java:2568)08:45:54,236 ERROR [STDERR]     at org.apache.catalina.connector.Request.getParameter(Request.java:1060)08:45:54,236 ERROR [STDERR]     at org.apache.catalina.connector.RequestFacade.getParameter(RequestFacade.java:355)08:45:54,237 ERROR [STDERR]     at org.apache.myfaces.context.servlet.RequestParameterMap.getAttribute(RequestParameterMap.java:45)08:45:54,237 ERROR [STDERR]     at org.apache.myfaces.context.servlet.RequestParameterMap.getAttribute(RequestParameterMap.java:33)08:45:54,237 ERROR [STDERR]     at org.apache.myfaces.util.AbstractAttributeMap.containsKey(AbstractAttributeMap.java:62)08:45:54,237 ERROR [STDERR]     at org.apache.myfaces.renderkit.html.HtmlResponseStateManager.isPostback(HtmlResponseStateManager.java:293)08:45:54,238 ERROR [STDERR]     at org.apache.myfaces.lifecycle.DefaultRestoreViewSupport.isPostback(DefaultRestoreViewSupport.java:209)08:45:54,238 ERROR [STDERR]     at org.apache.myfaces.lifecycle.RestoreViewExecutor.execute(RestoreViewExecutor.java:115)08:45:54,238 ERROR [STDERR]     at org.apache.myfaces.lifecycle.LifecycleImpl.executePhase(LifecycleImpl.java:170)08:45:54,239 ERROR [STDERR]     at org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:117)08:45:54,239 ERROR [STDERR]     at javax.faces.webapp.FacesServlet.service(FacesServlet.java:197)08:45:54,239 ERROR [STDERR]     ... 35 more

修改方案如下：

cd ${HOME}/upjas/upjas-minimal/bin/

vi upjas_all_setEnv.sh

在JAVA_OPTS="$JAVA_OPTS $OLD_JAVA_OPTS"上面添加一句：

注意：

JAVA_OPTS="$JAVA_OPTS -Dorg.apache.tomcat.util.http.Parameters.MAX_COUNT=5000"

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