compose/androidx.compose.runtime.snapshots/SnapshotStateMap

SnapshotStateMap

class SnapshotStateMap<K, V> : MutableMap<K, V> , StateObject

An implementation of MutableMap that can be observed and snapshot. This is the result type created by androidx.compose.mutableStateMapOf.

This class closely implements the same semantics as HashMap.

Constructors

SnapshotStateMap

common

fun SnapshotStateMap()

Types

StateMapStateRecord

common

class StateMapStateRecord<K, V> : StateRecord

Implementation class of SnapshotStateMap.

Functions

clear

common

open override fun clear()

containsKey

common

open override fun containsKey(key: K): Boolean

containsValue

common

open override fun containsValue(value: V): Boolean

equals

common

open operator fun equals(other: Any?): Boolean

get

common

open operator override fun get(key: K): V?

hashCode

common

open fun hashCode(): Int

isEmpty

common

open override fun isEmpty(): Boolean

mergeRecords

common

open fun mergeRecords(previous: StateRecord, current: StateRecord, applied: StateRecord): StateRecord?

Produce a merged state based on the conflicting state changes.

prependStateRecord

common

open override fun prependStateRecord(value: StateRecord)

Add a new state record to the beginning of a list.

put

common

open override fun put(key: K, value: V): V?

putAll

common

open override fun putAll(from: Map<out K, V>)

remove

common

open override fun remove(key: K): V?

toString

common

open fun toString(): String

Properties

entries

common

open override val entries: MutableSet<MutableMap.MutableEntry<K, V>>

firstStateRecord

common

open override var firstStateRecord: SnapshotStateMap.StateMapStateRecord<K, V>

The first state record in a linked list of state records.

keys

common

open override val keys: MutableSet<K>

size

common

open override val size: Int

values

common

open override val values: MutableCollection<V>

SnapshotStateMap

See also

Constructors

Types

Functions

Properties