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Add helpful error message to DispServlet initializer 

Issue: SPR-10168
This commit is contained in:
Rossen Stoyanchev 2013-01-21 14:41:31 -05:00
parent 0c56e86bfb
commit 902a136b6e
1 changed files with 5 additions and 0 deletions
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5
spring-webmvc/src/main/java/org/springframework/web/servlet/support/AbstractDispatcherServletInitializer.java
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@ -94,6 +94,11 @@ public abstract class AbstractDispatcherServletInitializer
ServletRegistration.Dynamic registration = ServletRegistration.Dynamic registration =
servletContext.addServlet(servletName, dispatcherServlet); servletContext.addServlet(servletName, dispatcherServlet);
Assert.notNull(registration,
"Failed to register servlet with name '" + servletName + "'." +
"Check if there is another servlet registered under the same name.");
registration.setLoadOnStartup(1); registration.setLoadOnStartup(1);
registration.addMapping(getServletMappings()); registration.addMapping(getServletMappings());
registration.setAsyncSupported(isAsyncSupported()); registration.setAsyncSupported(isAsyncSupported());