Boxlang 1.x Stable Released
BoxLang : A Modern Dynamic JVM Language
LogoLogo
APIDocsDownloadTrySourceSupport
  • Introduction
    • Contributing Guide
    • Release History
      • 1.1.0
      • 1.0.1
      • 1.0.0
      • RC Stage
        • 1.0.0-RC.1
        • 1.0.0-RC.2
        • 1.0.0-RC.3
      • Beta Stage
        • 1.0.0-Beta27
        • 1.0.0-Beta26
        • 1.0.0-Beta25
        • 1.0.0-Beta24
        • 1.0.0-Beta23
        • 1.0.0-Beta22
        • 1.0.0-Beta21
        • 1.0.0-Beta20
        • 1.0.0-Beta19
        • 1.0.0-Beta18
        • 1.0.0-Beta17
        • 1.0.0-Beta16
        • 1.0.0-Beta15
        • 1.0.0-Beta14
        • 1.0.0-Beta13
        • 1.0.0-Beta12
        • 1.0.0-Beta11
        • 1.0.0-Beta10
        • 1.0.0-Beta9
        • 1.0.0-Beta8
        • 1.0.0-Beta7
        • 1.0.0-Beta6
        • 1.0.0-Beta5
        • 1.0.0-Beta 4
        • 1.0.0-Beta3
        • 1.0.0-Beta2
    • About This Book
      • Authors
  • Getting Started
    • Overview
      • Multi-Runtime
      • Instructions & Interpreters
      • CommandBox CLI
      • Quick Syntax Guide
        • Differences From CFML
      • Frequently Asked Questions
      • Running ColdFusion/CFML Apps
        • Migrating from Adobe ColdFusion
        • Migrating From Lucee CFML
    • Installation
      • Modules
    • Running BoxLang
      • AWS Lambda
      • CommandBox
      • Chromebooks
      • CLI Scripting
      • Docker
      • JSR-223 Scripting
      • MiniServer
      • Try BoxLang!
    • BoxLang Cloud Servers
      • Microsoft Azure
      • Amazon Web Services
    • IDE & Tooling
      • BoxLang Debugger
        • MiniServer Debugging
        • CommandBox Debugging
      • BoxLang Compiler
      • CFML Feature Audit
      • CFML to BoxLang Transpiler
    • Runtime Configuration
      • Directives
      • Caches
      • Datasources
      • Experimental
      • Executors
      • Logging
      • Modules
      • Security
  • BoxLang Language
    • Program Structure
    • Syntax & Semantics
      • Comments
      • Variables
      • Variable Scopes
      • Operators
      • Null & Nothingness
      • Strings
      • Numbers
      • JSON
      • Arrays
      • Structures
      • Queries
      • Datasources
      • Conditionals
      • Attempts
      • Data Navigators
      • Exception Management
      • Code Locking
      • Closures => Context Aware
      • Lambdas -> Pure Functions
      • Includes
      • Threading
    • Classes & O.O.
      • Properties
      • Functions
      • Static Constructs
      • Final Constructs
      • Abstract Constructs
      • Interfaces
    • Reference
      • API Docs
      • Lexical Elements
        • Scopes and Constants
        • Keywords
        • Operators
        • Literals
        • Comments
        • Tokens
        • Semicolons
        • Identifiers
        • Packages and Imports
        • Java Interoperability
        • Errors
      • Types
        • array
        • class
        • date
        • datetime
        • file
        • numeric
        • query
        • stream
        • string
        • struct
        • xml
      • Built-in Functions
        • array
          • ArrayAppend
          • ArrayAvg
          • ArrayClear
          • ArrayContains
          • ArrayContainsNoCase
          • ArrayDelete
          • ArrayDeleteAt
          • ArrayDeleteNoCase
          • ArrayEach
          • ArrayEvery
          • ArrayFilter
          • ArrayFind
          • ArrayFindAll
          • ArrayFindAllNoCase
          • ArrayFindNoCase
          • ArrayFirst
          • ArrayGetMetadata
          • ArrayIndexExists
          • ArrayInsertAt
          • ArrayIsDefined
          • ArrayLast
          • ArrayMap
          • ArrayMax
          • ArrayMedian
          • ArrayMerge
          • ArrayMid
          • ArrayMin
          • ArrayNew
          • ArrayPop
          • ArrayPrepend
          • ArrayPush
          • ArrayRange
          • ArrayReduce
          • ArrayReduceRight
          • ArrayResize
          • ArrayReverse
          • ArraySet
          • ArrayShift
          • ArraySlice
          • ArraySome
          • ArraySort
          • ArraySplice
          • ArraySum
          • ArraySwap
          • ArrayToList
          • ArrayToStruct
          • ArrayUnshift
        • async
          • ExecutorGet
          • ExecutorHas
          • ExecutorList
          • ExecutorNew
          • ExecutorShutdown
          • ExecutorStatus
          • FutureNew
          • IsInThread
          • RunAsync
          • ThreadJoin
          • ThreadNew
          • ThreadTerminate
        • bifs
          • BoxLangBIFProxy
        • binary
          • BinaryDecode
          • BinaryEncode
          • BitAnd
          • BitMaskClear
          • BitMaskRead
          • BitMaskSet
          • BitNot
          • BitOr
          • bitShln
          • bitShrn
          • BitXor
        • cache
          • Cache
          • CacheFilter
          • CacheNames
          • CacheProviders
          • CacheService
        • cli
          • CLIExit
          • CLIGetArgs
          • CLIRead
        • conversion
          • DataNavigate
          • JSONDeserialize
          • JSONPrettify
          • JSONSerialize
          • LSParseNumber
          • ParseNumber
          • ToBase64
          • ToBinary
          • ToModifiable
          • ToNumeric
          • ToScript
          • ToString
          • ToUnmodifiable
        • decision
          • ArrayIsEmpty
          • Attempt
          • IsArray
          • IsBinary
          • IsBoolean
          • IsClosure
          • IsCustomFunction
          • IsDate
          • IsDateObject
          • IsDebugMode
          • IsDefined
          • IsEmpty
          • IsFileObject
          • IsIPv6
          • IsJSON
          • IsLeapYear
          • IsLocalHost
          • IsNull
          • IsNumeric
          • IsNumericDate
          • IsObject
          • IsQuery
          • IsSimpleValue
          • IsStruct
          • IsValid
          • IsXML
          • IsXmlAttribute
          • IsXMLDoc
          • IsXMLElem
          • IsXMLNode
          • IsXMLRoot
          • LSIsNumeric
          • structIsEmpty
        • encryption
          • Decrypt
          • Encrypt
          • EncryptBinary
          • GeneratePDBKDFKey
          • GenerateSecretKey
          • Hash
          • Hash40
          • Hmac
        • format
          • BooleanFormat
          • DecimalFormat
          • LSNumberFormat
          • NumberFormat
        • i18n
          • ClearLocale
          • CurrencyFormat
          • GetLocale
          • GetLocaleDisplayName
          • GetLocaleInfo
          • IsCurrency
          • LSCurrencyFormat
          • LSIsCurrency
          • LSParseCurrency
          • ParseCurrency
          • SetLocale
        • io
          • ContractPath
          • CreateTempDirectory
          • CreateTempFile
          • DirectoryCopy
          • DirectoryCreate
          • DirectoryDelete
          • DirectoryExists
          • DirectoryList
          • DirectoryMove
          • DirectoryRename
          • ExpandPath
          • FileAppend
          • FileClose
          • FileCopy
          • FileDelete
          • FileExists
          • FileGetMimeType
          • FileInfo
          • FileIsEOF
          • FileMove
          • FileOpen
          • FileRead
          • FileReadBinary
          • FileReadLine
          • FileSeek
          • FileSetAccessMode
          • FileSetAttribute
          • FileSetLastModified
          • FileSkipBytes
          • FileWrite
          • FileWriteLine
          • GetCanonicalPath
          • GetDirectoryFromPath
          • GetFileInfo
          • getTempFile
        • java
          • CreateDynamicProxy
        • jdbc
          • IsInTransaction
          • IsWithinTransaction
          • PreserveSingleQuotes
          • QueryExecute
          • TransactionCommit
          • TransactionRollback
          • TransactionSetSavepoint
        • list
          • GetToken
          • ListAppend
          • ListAvg
          • ListChangeDelims
          • ListCompact
          • ListContains
          • ListContainsNoCase
          • ListDeleteAt
          • ListEach
          • ListEvery
          • ListFilter
          • ListFind
          • ListFindNoCase
          • ListFirst
          • ListGetAt
          • ListIndexExists
          • ListInsertAt
          • ListItemTrim
          • ListLast
          • ListLen
          • ListMap
          • ListPrepend
          • ListQualify
          • ListReduceRight
          • ListRemoveDuplicates
          • ListRest
          • ListSetAt
          • ListSome
          • ListSort
          • ListToArray
          • ListTrim
          • ListValueCount
          • ListValueCountNoCase
        • math
          • Abs
          • Acos
          • Asin
          • Atn
          • Ceiling
          • Cos
          • DecrementValue
          • Exp
          • Fix
          • Floor
          • FormatBaseN
          • IncrementValue
          • InputBaseN
          • Int
          • Log
          • Log10
          • Max
          • Min
          • Pi
          • PrecisionEvaluate
          • Rand
          • Randomize
          • RandRange
          • Round
          • Sgn
          • Sin
          • Sqr
          • Tan
        • query
          • QueryAddColumn
          • QueryAddRow
          • QueryAppend
          • QueryClear
          • QueryColumnArray
          • QueryColumnCount
          • QueryColumnData
          • QueryColumnExists
          • QueryColumnList
          • QueryCurrentRow
          • QueryDeleteColumn
          • QueryDeleteRow
          • QueryEach
          • QueryEvery
          • QueryFilter
          • QueryGetCell
          • QueryGetResult
          • QueryInsertAt
          • QueryKeyExists
          • QueryMap
          • QueryNew
          • QueryPrepend
          • QueryRecordCount
          • QueryReduce
          • QueryRegisterFunction
          • QueryReverse
          • QueryRowData
          • QueryRowSwap
          • QuerySetCell
          • QuerySetRow
          • QuerySlice
          • QuerySome
          • QuerySort
        • string
          • Ascii
          • CamelCase
          • Char
          • CharsetDecode
          • CharsetEncode
          • Compare
          • CompareNoCase
          • Find
          • FindNoCase
          • FindOneOf
          • Insert
          • JSStringFormat
          • KebabCase
          • LCase
          • Left
          • ListReduce
          • LJustify
          • LTrim
          • Mid
          • ParagraphFormat
          • PascalCase
          • QueryStringToStruct
          • ReEscape
          • ReFind
          • reFindNoCase
          • ReMatch
          • reMatchNoCase
          • RemoveChars
          • RepeatString
          • Replace
          • ReplaceList
          • ReplaceListNoCase
          • ReplaceNoCase
          • ReReplace
          • reReplaceNoCase
          • Reverse
          • Right
          • RJustify
          • RTrim
          • Slugify
          • SnakeCase
          • SpanExcluding
          • SpanIncluding
          • SQLPrettify
          • StringBind
          • StringEach
          • StringEvery
          • StringFilter
          • StringMap
          • StringReduce
          • StringReduceRight
          • StringSome
          • StringSort
          • StripCR
          • Trim
          • TrueFalseFormat
          • UCase
          • UCFirst
          • Val
          • Wrap
          • YesNoFormat
        • struct
          • StructAppend
          • StructClear
          • StructCopy
          • StructDelete
          • StructEach
          • StructEquals
          • StructEvery
          • StructFilter
          • StructFind
          • StructFindKey
          • StructFindValue
          • StructGet
          • StructGetMetadata
          • StructInsert
          • StructIsCaseSensitive
          • StructIsOrdered
          • StructKeyArray
          • StructKeyExists
          • StructKeyList
          • StructKeyTranslate
          • StructMap
          • StructNew
          • StructReduce
          • StructSome
          • StructSort
          • StructToQueryString
          • StructToSorted
          • StructUpdate
          • StructValueArray
        • system
          • ApplicationRestart
          • ApplicationStartTime
          • ApplicationStop
          • BoxAnnounce
          • BoxAnnounceAsync
          • BoxRegisterInterceptionPoints
          • BoxRegisterInterceptor
          • BoxRegisterRequestInterceptor
          • CallStackGet
          • CreateGUID
          • CreateObject
          • CreateUUID
          • DE
          • DebugBoxContexts
          • Dump
          • Duplicate
          • echo
          • EncodeForHTML
          • GetApplicationMetadata
          • GetBaseTagData
          • GetBaseTagList
          • GetBaseTemplatePath
          • GetBoxContext
          • GetBoxRuntime
          • GetBoxVersionInfo
          • GetClassMetadata
          • GetComponentList
          • GetContextRoot
          • GetCurrentTemplatePath
          • GetFileFromPath
          • GetFunctionCalledName
          • GetFunctionList
          • GetModuleInfo
          • GetModuleList
          • GetRequestClassLoader
          • GetSemver
          • GetSystemSetting
          • GetTempDirectory
          • GetTickCount
          • htmlEditFormat
          • IIF
          • Invoke
          • IsInstanceOf
          • JavaCast
          • ObjectDeserialize
          • ObjectSerialize
          • PagePoolClear
          • Print
          • Println
          • RunThreadInContext
          • SessionInvalidate
          • SessionRotate
          • SessionStartTime
          • Sleep
          • SystemCacheClear
          • SystemExecute
          • SystemOutput
          • Throw
          • Trace
          • URLDecode
          • URLEncodedFormat
          • writeDump
          • WriteLog
          • WriteOutput
        • temporal
          • ClearTimezone
          • CreateDate
          • CreateDateTime
          • CreateODBCDate
          • CreateODBCDateTime
          • CreateODBCTime
          • CreateTime
          • CreateTimeSpan
          • DateAdd
          • DateCompare
          • DateConvert
          • DateDiff
          • DateFormat
          • DatePart
          • DateTimeFormat
          • Day
          • DayOfWeek
          • DayOfWeekAsString
          • DayOfWeekShortAsString
          • DayOfYear
          • DaysInMonth
          • DaysInYear
          • FirstDayOfMonth
          • GetNumericDate
          • GetTime
          • GetTimezone
          • GetTimezoneInfo
          • Hour
          • Millisecond
          • Minute
          • Month
          • MonthAsString
          • MonthShortAsString
          • Nanosecond
          • Now
          • Offset
          • ParseDateTime
          • Quarter
          • Second
          • SetTimezone
          • TimeFormat
          • Week
          • Year
        • type
          • ArrayLen
          • GetMetaData
          • Len
          • NullValue
          • StringLen
          • StructCount
        • web
          • HtmlHead
          • GetHTTPTimeString
          • GetHTTPRequestData
          • HtmlFooter
          • SetEncoding
          • Forward
          • Location
          • GetPageContext
          • FileUpload
          • FileUploadAll
        • xml
          • XMLChildPos
          • XMLElemNew
          • XMLFormat
          • XMLGetNodeType
          • XMLNew
          • XMLParse
          • XMLSearch
          • XMLTransform
          • XMLValidate
        • zip
          • Compress
          • Extract
          • IsZipFile
      • Components
        • async
          • Thread
        • cache
          • Cache
        • debug
          • Stopwatch
          • Timer
        • io
          • Directory
          • File
        • jdbc
          • DBInfo
          • ProcParam
          • ProcResult
          • Query
          • QueryParam
          • StoredProc
          • Transaction
        • net
          • HTTP
          • HTTPParam
        • system
          • Abort
          • Application
          • Associate
          • Component
          • Dump
          • Execute
          • Exit
          • Flush
          • Include
          • Invoke
          • InvokeArgument
          • Lock
          • Log
          • Loop
          • Object
          • Output
          • Param
          • ProcessingDirective
          • SaveContent
          • Setting
          • Silent
          • Sleep
          • Throw
          • Trace
        • web
          • HtmlHead
          • HtmlFooter
          • Location
          • Cookie
          • Header
          • Content
        • xml
          • XML
        • zip
          • Zip
      • Exceptions
  • BoxLang Framework
    • Application.bx
    • Asynchronous Programming
    • File Handling
    • Interceptors
      • Core Interception Points
        • Application Events
        • Cache Service Events
        • Cache Provider Events
        • Cache Object Store Events
        • Datasource Service Events
        • Dump Events
        • Dynamic Object Events
        • Function Invocations
        • HTTP Events
        • Life-cycle Events
        • Logging Events
        • Module Events
        • Module Service Events
        • Object Marshalling Events
        • Query Invocations
        • Runtime Events
        • Request Context Events
        • Scheduler Events
        • Scheduler Service Events
        • Template Invocations
        • Transaction Events
      • Request Interception Points
    • HTTP/S Calls
    • Java Interop
    • JDBC Transactions
    • Modules
      • AI
      • Compat CFML
        • Reference
          • Types
            • array
            • datetime
            • numeric
            • string
            • struct
          • Built-in Functions
            • cache
              • CacheCount
              • CacheGetAsAttempt
              • CacheRegionRemove
              • CacheRemoveAll
              • CachePut
              • CacheRegionExists
              • CacheGetSession
              • CacheGetEngineProperties
              • CacheGet
              • CacheGetDefaultCacheName
              • CacheGetProperties
              • CacheSetProperties
              • CacheGetAllIds
              • CacheIdExists
              • cacheKeyExists
              • CacheRemove
              • cacheDelete
              • CacheGetAll
              • CacheGetMetadata
              • CacheGetOrFail
              • CacheClear
              • CacheRegionNew
            • conversion
              • JSONDeserialize
            • encryption
              • Hash
              • Hash40
            • format
              • HTMLCodeFormat
              • DollarFormat
            • struct
              • DeleteClientVariable
            • system
              • Throw
              • ObjectSave
              • GetFunctionData
              • GetComponentMetadata
              • GetVariable
              • GetTagData
              • GetClientVariablesList
              • GetContextRoot
              • ObjectLoad
              • SetVariable
            • temporal
              • LSWeek
              • LSDayOfWeek
              • LSIsDate
              • DateCompare
              • GetHTTPTimestring
              • LSDateTimeFormat
              • LSDateFormat
              • LSTimeFormat
              • DayOfWeekAsString
              • DayOfWeekShortAsString
              • MonthAsString
              • MonthShortAsString
              • ToLegacyDate
              • createDate
              • LSParseDateTime
              • DateTimeFormat
              • DateFormat
              • TimeFormat
            • type
              • GetMetaData
          • Components
            • net
              • HTTP
      • CSRF
      • ESAPI
      • Evaluating Code
      • FTP
      • Image Manipulation
      • INI Files
      • JDBC
      • Jython
      • Mail
      • Markdown
      • ORM
      • OSHI - Operating System + Hardware
      • Password Encryption
      • PDF
      • Redis
      • UI Forms
      • WDDX
      • Web Support
      • Yaml
  • Extra Credit
    • MVC
    • Dependency Injection
Powered by GitBook
LogoLogo

Social Media

  • X
  • FaceBook
  • LinkedIn
  • YouTube

Bug Tracking

  • Runtimes
  • IDE
  • Modules

Support

  • Professional
  • Community
  • Slack

Copyright & Register Trademark by Ortus Solutions, Corp

On this page
  • Component Signature
  • Attributes
  • Examples

Was this helpful?

Edit on GitHub
Export as PDF
  1. BoxLang Language
  2. Reference
  3. Components
  4. system

Throw

Throws a developer-specified exception, which can be caught with a catch block.

Component Signature

<bx:Throw message=[any]
type=[String]
detail=[String]
errorcode=[String]
extendedinfo=[any]
object=[Throwable] />

Attributes

Atrribute
Type
Required
Description
Default

message

any

false

Message that describes exception event

type

String

false

The type of the exception

detail

String

false

Description of the event

errorcode

String

false

A custom error code that you supply

extendedinfo

any

false

Additional custom error data that you supply

object

Throwable

false

An instance of an exception object. If there is no message provided, this object will be thrown directly. If there is a message, a CustomException will be thrown and this object will be used as the cause.

Examples

<bx:Throw message=[any]
type=[String]
detail=[String]
errorcode=[String]
extendedinfo=[any]
object=[Throwable] />
PreviousSleepNextTrace

Last updated 3 months ago

Was this helpful?