org.jboss.seam.web
Class ExceptionFilter

java.lang.Object
  extended by org.jboss.seam.web.AbstractFilter
      extended by org.jboss.seam.web.ExceptionFilter
All Implemented Interfaces:
javax.servlet.Filter
Direct Known Subclasses:
SeamExceptionFilter

@Scope(value=APPLICATION)
@Name(value="org.jboss.seam.web.exceptionFilter")
@Install(precedence=0,
         classDependencies="javax.faces.context.FacesContext")
@BypassInterceptors
@Filter(within="org.jboss.seam.web.ajax4jsfFilter")
public class ExceptionFilter
extends AbstractFilter

Delegate uncaught exceptions to Seam exception handling. As a last line of defence, rollback uncommitted transactions, and clean up Seam contexts.

Author:
Gavin King

Constructor Summary
ExceptionFilter()
           
 
Method Summary
 void doFilter(javax.servlet.ServletRequest request, javax.servlet.ServletResponse response, javax.servlet.FilterChain chain)
           
protected  void endWebRequestAfterException(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, Exception e)
           
protected  void rollbackTransactionIfNecessary()
           
 
Methods inherited from class org.jboss.seam.web.AbstractFilter
destroy, getRegexUrlPattern, getServletContext, getUrlPattern, init, isDisabled, isMappedToCurrentRequestPath, setDisabled, setRegexUrlPattern, setUrlPattern
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

ExceptionFilter

public ExceptionFilter()
Method Detail

doFilter

public void doFilter(javax.servlet.ServletRequest request,
                     javax.servlet.ServletResponse response,
                     javax.servlet.FilterChain chain)
              throws IOException,
                     javax.servlet.ServletException
Throws:
IOException
javax.servlet.ServletException

endWebRequestAfterException

protected void endWebRequestAfterException(javax.servlet.http.HttpServletRequest request,
                                           javax.servlet.http.HttpServletResponse response,
                                           Exception e)
                                    throws javax.servlet.ServletException,
                                           IOException
Throws:
javax.servlet.ServletException
IOException

rollbackTransactionIfNecessary

protected void rollbackTransactionIfNecessary()


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