public void setType ( String type ) throws ExpressionException { type = type . toLowerCase ( ) . trim ( ) ; if ( type . equals ( "exception" ) ) { errorPage . setType ( ErrorPage . TYPE_EXCEPTION ) ; } else if ( type . equals ( "request" ) ) { errorPage . setType ( ErrorPage . TYPE_REQUEST ) ; } // else if(type.equals("validation")) this.type=VALIDATION; else throw new ExpressionException ( "invalid type [" + type + "] for tag error, use one of the following types [exception,request]" ) ; }
set the value type The type of error that the custom error page handles .