Boxlang 1.x Stable Released
BoxLang : A Modern Dynamic JVM Language
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On this page
  • Component Signature
  • Attributes
  • Examples

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  1. BoxLang Language
  2. Reference
  3. Components
  4. system

Lock

Ensures the integrity of shared data.

Component Signature

<bx:Lock name=[string]
scope=[string]
type=[string]
timeout=[Integer]
throwOnTimeout=[boolean] />

Attributes

Atrribute
Type
Required
Description
Default

name

string

false

Lock name. Mutually exclusive with the scope attribute. Only one request can execute the code within a lock component with a given name at a time. Cannot be an empty string.

scope

string

false

Lock scope. Mutually exclusive with the name attribut Lock name. Only one request in the specified scope can execute the code within this component (or within any other lock component with the same lock scope scope) at a time.

type

string

false

readOnly: lets more than one request read shared data. exclusive: lets one request read or write shared data.

exclusive

timeout

Integer

true

Maximum length of time, in seconds, to wait to obtain a lock. If lock is obtained, tag execution continues. Otherwise, behavior depends on throwOnTimeout attribute value. A value of 0 will wait forever.

throwOnTimeout

boolean

false

True: if lock is not obtained within the timeout period, a runtime exception is thrown. False: if lock is not obtained, the body of the component is skipped and execution continues without running the statements in the component.

true

Examples

<bx:Lock name=[string]
scope=[string]
type=[string]
timeout=[Integer]
throwOnTimeout=[boolean] />
PreviousInvokeArgumentNextLog

Last updated 3 months ago

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