DBot/overdrive_that_matters
DBot/overdrive_that_matters
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Remove structural synchronization inside SynchableGroup

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Also fixed memory leak when removing remotes
This commit is contained in:
DBotThePony 2025-02-25 16:09:32 +07:00
parent 05913674b1
commit 25e25b0f86
Signed by: DBot
GPG Key ID: DCC23B5715498507
2 changed files with 35 additions and 43 deletions
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4
src/main/kotlin/ru/dbotthepony/mc/otm/network/syncher/DynamicSynchableGroup.kt
View File

@ -180,7 +180,7 @@ class DynamicSynchableGroup<T : ISynchable>(
private data class Slot<T : Any>(val synchable: T, val id: Int) private data class Slot<T : Any>(val synchable: T, val id: Int)
private val remoteStates = CopyOnWriteArrayList<RemoteState>() private val remoteStates = ArrayList<RemoteState>()
private val value2slot = HashMap<T, Slot<T>>() private val value2slot = HashMap<T, Slot<T>>()
private val id2slot = Int2ObjectOpenHashMap<Slot<T>>() private val id2slot = Int2ObjectOpenHashMap<Slot<T>>()
private val idAllocator = IDAllocator() private val idAllocator = IDAllocator()
@ -271,7 +271,7 @@ class DynamicSynchableGroup<T : ISynchable>(
value2slot.clear() value2slot.clear()
id2slot.clear() id2slot.clear()
remoteStates.forEach { it.clear() } remoteStates.toTypedArray().forEach { it.clear() }
} }
} }

22
src/main/kotlin/ru/dbotthepony/mc/otm/network/syncher/SynchableGroup.kt
View File

@ -40,6 +40,7 @@ import java.util.function.DoubleSupplier
import java.util.function.IntSupplier import java.util.function.IntSupplier
import java.util.function.LongSupplier import java.util.function.LongSupplier
import java.util.function.Supplier import java.util.function.Supplier
import kotlin.collections.ArrayList
import kotlin.concurrent.withLock import kotlin.concurrent.withLock
/** /**
@ -56,7 +57,6 @@ import kotlin.concurrent.withLock
*/ */
@Suppress("UNUSED") @Suppress("UNUSED")
class SynchableGroup : Observer, ISynchable, Iterable<ISynchable> { class SynchableGroup : Observer, ISynchable, Iterable<ISynchable> {
private val lock = ReentrantLock()
private val slots = ArrayList<Slot?>() private val slots = ArrayList<Slot?>()
private val gaps = IntAVLTreeSet() private val gaps = IntAVLTreeSet()
private val observers = ArrayList<Slot>() private val observers = ArrayList<Slot>()
@ -109,7 +109,7 @@ class SynchableGroup : Observer, ISynchable, Iterable<ISynchable> {
val id: Int val id: Int
private var isRemoved = false private var isRemoved = false
val remoteSlots = CopyOnWriteArrayList<Remote.RemoteSlot>() val remoteSlots = ArrayList<Remote.RemoteSlot>()
override fun close() { override fun close() {
if (!isRemoved) { if (!isRemoved) {
@ -118,7 +118,7 @@ class SynchableGroup : Observer, ISynchable, Iterable<ISynchable> {
gaps.add(id) gaps.add(id)
observers.remove(this) observers.remove(this)
remoteSlots.forEach { it.remove() } remoteSlots.toTypedArray().forEach { it.remove() }
} }
} }
@ -128,14 +128,11 @@ class SynchableGroup : Observer, ISynchable, Iterable<ISynchable> {
private fun markDirty() { private fun markDirty() {
if (!isRemote && !isRemoved) { if (!isRemote && !isRemoved) {
remoteSlots.forEach { remoteSlots.forEach { it.markDirty() }
it.markDirty()
}
} }
} }
init { init {
lock.withLock {
if (synchable.shouldBeObserved) { if (synchable.shouldBeObserved) {
observers.add(this) observers.add(this)
} }
@ -156,7 +153,6 @@ class SynchableGroup : Observer, ISynchable, Iterable<ISynchable> {
} }
} }
} }
}
fun add0(synchable: ISynchable): Closeable { fun add0(synchable: ISynchable): Closeable {
return Slot(synchable) return Slot(synchable)
@ -303,10 +299,9 @@ class SynchableGroup : Observer, ISynchable, Iterable<ISynchable> {
inner class Remote(private val listener: Runnable) : Closeable, IRemoteState { inner class Remote(private val listener: Runnable) : Closeable, IRemoteState {
constructor() : this(Runnable {}) constructor() : this(Runnable {})
@Volatile
private var isRemoved = false private var isRemoved = false
internal val dirty = ConcurrentLinkedQueue<RemoteSlot>() internal val dirty = ConcurrentLinkedQueue<RemoteSlot>()
private val remoteSlots = CopyOnWriteArrayList<RemoteSlot>() private val remoteSlots = ArrayList<RemoteSlot>()
internal inner class RemoteSlot(val slot: Slot) { internal inner class RemoteSlot(val slot: Slot) {
private val isDirty = AtomicBoolean() private val isDirty = AtomicBoolean()
@ -357,6 +352,7 @@ class SynchableGroup : Observer, ISynchable, Iterable<ISynchable> {
remoteSlots.remove(this) remoteSlots.remove(this)
dirty.remove(this) dirty.remove(this)
cleanable.clean() cleanable.clean()
slot.remoteSlots.remove(this)
} }
override fun hashCode(): Int { override fun hashCode(): Int {
@ -369,7 +365,6 @@ class SynchableGroup : Observer, ISynchable, Iterable<ISynchable> {
} }
init { init {
lock.withLock {
slots.forEach { slots.forEach {
if (it != null) { if (it != null) {
addSlot(it) addSlot(it)
@ -378,7 +373,6 @@ class SynchableGroup : Observer, ISynchable, Iterable<ISynchable> {
remotes.add(this) remotes.add(this)
} }
}
internal fun addSlot(slot: Slot) { internal fun addSlot(slot: Slot) {
slot.remoteSlots.add(RemoteSlot(slot)) slot.remoteSlots.add(RemoteSlot(slot))
@ -435,8 +429,7 @@ class SynchableGroup : Observer, ISynchable, Iterable<ISynchable> {
if (!isRemoved) { if (!isRemoved) {
isRemoved = true isRemoved = true
lock.withLock { remoteSlots.toTypedArray().forEach {
remoteSlots.forEach {
it.remove() it.remove()
it.slot.remoteSlots.remove(it) it.slot.remoteSlots.remove(it)
} }
@ -446,7 +439,6 @@ class SynchableGroup : Observer, ISynchable, Iterable<ISynchable> {
} }
} }
} }
}
companion object { companion object {
private val LOGGER = LogManager.getLogger() private val LOGGER = LogManager.getLogger()