Class ErrorReportValve

  • All Implemented Interfaces:, Contained, JmxEnabled, Lifecycle, Valve
    Direct Known Subclasses:

    public class ErrorReportValve
    extends ValveBase

    Implementation of a Valve that outputs HTML error pages.

    This Valve should be attached at the Host level, although it will work if attached to a Context.

    HTML code from the Cocoon 2 project.

    Remy Maucherat, Craig R. McClanahan, Nicola Ken Barozzi Aisa, Stefano Mazzocchi, Yoav Shapira
    • Constructor Detail

      • ErrorReportValve

        public ErrorReportValve()
    • Method Detail

      • invoke

        public void invoke​(Request request,
                           Response response)
        Invoke the next Valve in the sequence. When the invoke returns, check the response state. If the status code is greater than or equal to 400 or an uncaught exception was thrown then the error handling will be triggered.
        request - The servlet request to be processed
        response - The servlet response to be created
        Throws: - if an input/output error occurs
        ServletException - if a servlet error occurs
      • report

        protected void report​(Request request,
                              Response response,
                              java.lang.Throwable throwable)
        Prints out an error report.
        request - The request being processed
        response - The response being generated
        throwable - The exception that occurred (which possibly wraps a root cause exception
      • getPartialServletStackTrace

        protected java.lang.String getPartialServletStackTrace​(java.lang.Throwable t)
        Print out a partial servlet stack trace (truncating at the last occurrence of jakarta.servlet.).
        t - The stack trace to process
        the stack trace relative to the application layer
      • setShowReport

        public void setShowReport​(boolean showReport)
        Enables/Disables full error reports
        showReport - true to show full error data
      • isShowReport

        public boolean isShowReport()
      • setShowServerInfo

        public void setShowServerInfo​(boolean showServerInfo)
        Enables/Disables server info on error pages
        showServerInfo - true to show server info
      • isShowServerInfo

        public boolean isShowServerInfo()
      • setProperty

        public boolean setProperty​(java.lang.String name,
                                   java.lang.String value)
      • getProperty

        public java.lang.String getProperty​(java.lang.String name)