我正在关注 Ray 的向 ColdFusion 应用程序添加错误处理的完整指南，并且对一些可用的值很感兴趣，但我onError在脚本中使用该函数Application.cfc。
根据learn.adobe.com的说法，cferror 有一个诊断错误变量以及其他一些有趣的位，例如error.remoteAddress和error.generatedContent。
问：如果我在脚本化 Application.cfc中使用 onError ，那么如何获取诊断错误变量（以及其他变量）？
编辑：您到底是如何使用的onError？
public void function onSessionStart() {
session.TryCatch = 3;
}
public boolean function onRequestStart(String targetPage){
request.TickCount = GetTickCount();
request.LogDBSort = 0;
return true;
}
public void function onError(Exception,EventName) {
if (StructKeyExists(session,"TryCatch") && session.TryCatch) {
session.TryCatch -= 1;
if (StructKeyExists(Exception,"Message")) {
WriteOutput("It looks like you got the following ColdFusion error:<blockquote>"
& Exception.Message
& "</blockquote>"
);
local.LogCFErrMessage = Exception.Message;
} else {
local.LogCFErrMessage = "No Exception.Message";
}
param request.TickCount = GetTickCount();
param request.LogDBSort = -999;
request.LogDBSort += 1;
if (StructKeyExists(Exception,"Name")) {
local.LogCFErrName = Exception.Name;
} else {
local.LogCFErrName = "No Exception.Name";
}
if (StructKeyExists(Exception,"Detail")) {
local.LogCFErrDetail = Exception.Detail;
} else {
local.LogCFErrDetail = "No Exception.Detail";
}
if (StructKeyExists(Exception,"Number")) {
local.LogCFErrNumber = Exception.Number;
} else {
local.LogCFErrNumber = "No Exception.Number";
}
if (StructKeyExists(Exception,"Type")) {
local.LogCFErrType = Exception.Type;
} else {
local.LogCFErrType = "No Exception.Type";
}
if (StructKeyExists(Exception,"EventName")) {
local.LogCFErrEventName = Exception.EventName;
} else {
local.LogCFErrEventName = "No Exception.EventName";
}
local.svc = new query();
local.sql = "
DECLARE @LogCFErrSort Int = #Val(request.LogDBSort)#;
DECLARE @LogCFErrNumber Int = #Val(local.LogCFErrNumber)#;
DECLARE @LogCFErrElapsed Int = #GetTickCount() - request.TickCount#;
INSERT INTO LogCFErr
(LogCFErrSort, LogCFErrNumber, LogCFErrElapsed,LogCFErrName,LogCFErrDetail,LogCFErrMessage,LogCFErrType,LogCFErrEventName) VALUES(
@LogCFErrSort,@LogCFErrNumber,@LogCFErrElapsed,?,?,?,?,?)
";
local.svc.setSQL(local.sql);
local.svc.addParam(cfsqltype="CF_SQL_VARCHAR",value=Left(local.LogCFErrName,512));
local.svc.addParam(cfsqltype="CF_SQL_VARCHAR",value=Left(local.LogCFErrDetail,512));
local.svc.addParam(cfsqltype="CF_SQL_VARCHAR",value=Left(local.LogCFErrMessage,512));
local.svc.addParam(cfsqltype="CF_SQL_VARCHAR",value=Left(local.LogCFErrType,512));
local.svc.addParam(cfsqltype="CF_SQL_VARCHAR",value=Left(local.LogCFErrEventName,512));
local.svc.execute();
if (IsDefined("Application.Home.Email.UserName")) {
local.svc = new mail();
local.svc.setSubject(GetApplicationMetaData().Name & ': ' & ListLast(GetBaseTemplatePath(),'\'));
local.msg = LogCFErrMessage;
local.svc.setBody(local.msg);
local.svc.setServer(Application.Home.Email.Server);
local.svc.setType(Application.Home.Email.Type);
local.svc.setUseSSL(Application.Home.Email.UseSSL);
local.svc.setPort(Application.Home.Email.Port);
local.svc.setFrom(Application.Home.Email.UserName);
local.svc.setUserName(Application.Home.Email.UserName);
local.svc.setPassword(Application.Home.Email.Password);
local.svc.setTo(Application.Home.Email.UserName);
local.svc.Send();
WriteOutput("I've sent an email to the administrator to let them know.");
}
}
}