NotBlank

open class NotBlank @JvmOverloads constructor(val code: String = DEFAULT_CODE, val severity: ValidationIssueSeverity = ValidationIssueSeverity.Error) : Validation<CharSequence> (source)

Validation that checks that a string is not blank (according to CharSequence.isBlank) when it is also not empty.

When the string being validated is not empty and is blank, then an issue is emitted with the provided code (defaults to DEFAULT_CODE).

To forbid both empty and blank values, use this validation together with Required (preferred) or NotEmpty (if the value is nullable and null values should be accepted).

Parameters

code

Issue code to use when the string is not empty and blank.

severity

Severity of the issue emitted when the string is not empty and blank.

Constructors

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constructor(code: String = DEFAULT_CODE, severity: ValidationIssueSeverity = ValidationIssueSeverity.Error)

Types

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object Companion

Properties

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open override val dependencies: Map<String, DependencyInfo>

Dependencies of the validation. Mapping of keys to the paths this validation depends on. Keys can be used within a ValidationContext to access the value of the dependencies.

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open val dependsOnDescendants: Boolean = false

Whether the form manager should reevaluate this validation whenever a descendant of the value being validated changes. This is false by default.

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Set of external context dependencies of the validation.

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Schema of the value being validated.

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Value being validated.

Functions

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@JvmName(name = "reifiedAddDependency")
protected inline fun <TDependency> addDependency(dependencyKey: String, path: String)
protected fun addDependency(dependencyKey: String, path: String)
@JvmName(name = "reifiedAddDependency")
protected inline fun <TDependency> addDependency(dependencyKey: String, path: Path)
protected fun addDependency(dependencyKey: String, path: Path)

Declares a dependency to path, accessible in the validation's context via key dependencyKey.

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protected fun addExternalContextDependency(externalContextName: String)

Declares an external context dependency to externalContextName.

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Function used to declare a dependency to a path and delegate access to its value within a ValidationContext.

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Function used to declare a dependency to a path and delegate access to its value within a ValidationContext.

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Function used to declare a dependency to an external context and delegate access to its value within a ValidationContext.

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Function used to declare a dependency to an external context and delegate access to its value within a ValidationContext.

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open override fun toString(): String
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Runs the validation within a ValidationContext containing the value being validated and the value of all declared dependencies. Returns a flow over all found issues.