# RegularFileProperty

@ManagedType
interface RegularFileProperty : FileSystemLocationProperty<RegularFile> (source)

Represents some configurable regular file location, whose value is mutable.

You can create a RegularFileProperty using fileProperty.

Note: This interface is not intended for implementation by build script or plugin authors.

#### Since

4.3

#### See also

ManagedType

Create an instance of this as a managed property (preferred).

ObjectFactory

Create an instance of this manually.

## Functions

assign
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fun <T : FileSystemLocation> FileSystemLocationProperty<T>.assign(file: File?)

Assign file to a FileSystemLocationProperty with assign operator

fun <T : FileSystemLocation> FileSystemLocationProperty<T>.assign(provider: Provider<File>)

Assign file provided by a Provider to a FileSystemLocationProperty with assign operator

fun <T : Any> Property<T>.assign(value: T?)

Assign value: T to a property with assign operator

fun <T : Any> Property<T>.assign(value: Provider<out T>)

Assign value: Provider to a property with assign operator

convention
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abstract fun convention(@Nullable value: @Nullable RegularFile): RegularFileProperty
Specifies the value to use as the convention (default value) for this property.
abstract fun convention(provider: Provider<out RegularFile>): RegularFileProperty
Specifies the provider to be used to query the convention (default value) for this property.
disallowChanges
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abstract fun disallowChanges()
Disallows further direct changes to this object.
disallowUnsafeRead
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abstract fun disallowUnsafeRead()
Disallows reading the value of this object when its value may not yet be available or may still change.
fileProvider
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abstract fun fileProvider(provider: Provider<File>): RegularFileProperty
Sets the location of this file, using a instance.
fileValue
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abstract fun fileValue(@Nullable file: @Nullable File): RegularFileProperty
Sets the location of this file, using a instance.
filter
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@Incubating
abstract fun filter(spec: Spec<in T>): Provider<T>
Returns a new Provider with the value of this provider if the passed spec is satisfied and no value otherwise.
finalizeValue
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abstract fun finalizeValue()
Disallows further changes to the value of this property.
finalizeValueOnRead
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abstract fun finalizeValueOnRead()
Requests that the final value of this object be calculated on the next read of the value, if not already known.
flatMap
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abstract fun <S> flatMap(transformer: Transformer<out @Nullable Provider<out S>, in T>): Provider<S>
Returns a new Provider from the value of this provider transformed using the given function.
get
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abstract fun get(): T
Returns the value of this provider if it has a value present, otherwise throws `java.lang.IllegalStateException`.
getAsFile
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abstract fun getAsFile(): Provider<File>
Views the location of this file as a File.
getLocationOnly
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abstract fun getLocationOnly(): Provider<T>
Returns the location of the file system element, and discards details of the task that produces its content.
getOrElse
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abstract fun getOrElse(defaultValue: T): T
Returns the value of this provider if it has a value present.
getOrNull
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@Nullable
abstract fun getOrNull(): @Nullable T
Returns the value of this provider if it has a value present.
getValue
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operator fun <T : Any> Property<T>.getValue(receiver: Any?, property: KProperty<*>): T

Property delegate for Property instances.

isPresent
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abstract fun isPresent(): Boolean
Returns `true` if there is a value present, otherwise `false`.
map
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abstract fun <S> map(transformer: Transformer<out @Nullable S, in T>): Provider<S>
Returns a new Provider whose value is the value of this provider transformed using the given function.
orElse
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abstract fun orElse(value: T): Provider<T>
Returns a Provider whose value is the value of this provider, if present, otherwise the given default value.
abstract fun orElse(provider: Provider<out T>): Provider<T>
Returns a Provider whose value is the value of this provider, if present, otherwise uses the value from the given provider, if present.
set
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abstract fun set(@Nullable file: @Nullable File)
Sets the location of this file, using a File instance.
abstract fun set(@Nullable value: @Nullable T)
Sets the value of the property to the given value, replacing whatever value the property already had.
abstract fun set(provider: Provider<out T>)
Sets the property to have the same value as the given provider, replacing whatever value the property already had.
setValue
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operator fun <T : Any> Property<T>.setValue(receiver: Any?, property: KProperty<*>, value: T)

Property delegate for Property instances.

unset
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abstract fun unset(): Property<T>
abstract fun unset(): SupportsConvention
Unsets this object's explicit value, allowing the convention to be selected when evaluating this object's value.
unsetConvention
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abstract fun unsetConvention(): Property<T>
abstract fun unsetConvention(): SupportsConvention
Unsets this object's convention value.
value
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abstract fun value(@Nullable value: @Nullable RegularFile): RegularFileProperty
Sets the value of the property to the given value, replacing whatever value the property already had.
abstract fun value(provider: Provider<out RegularFile>): RegularFileProperty
Sets the property to have the same value as the given provider, replacing whatever value the property already had.
zip
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abstract fun <U, R> zip(right: Provider<U>, combiner: BiFunction<in T, in U, out @Nullable R>): Provider<R>
Returns a provider which value will be computed by combining this provider value with another provider value using the supplied combiner function.