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Fix for KT-37761. Don't use mmap. It causes more troubles than it produce benefits

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This commit is contained in:
Alexander Gorshenev
2020-06-18 18:34:08 +03:00
parent be2ac3bb4f
commit 2b2fce5949
1 changed files with 6 additions and 6 deletions
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12
compiler/util-klib/src/org/jetbrains/kotlin/library/impl/IrFileReaders.kt
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@@ -34,7 +34,7 @@ abstract class IrArrayReader(private val buffer: ByteBuffer) {
}
}
class IrArrayFileReader(file: File) : IrArrayReader(file.memoryMappedBuffer)
class IrArrayFileReader(file: File) : IrArrayReader(file.readBuffer)
class IrArrayMemoryReader(bytes: ByteArray) : IrArrayReader(bytes.buffer)
abstract class IrMultiArrayReader(private val buffer: ByteBuffer) {
@@ -85,7 +85,7 @@ abstract class IrMultiArrayReader(private val buffer: ByteBuffer) {
}
}
class IrMultiArrayFileReader(file: File) : IrMultiArrayReader(file.memoryMappedBuffer)
class IrMultiArrayFileReader(file: File) : IrMultiArrayReader(file.readBuffer)
class IrMultiArrayMemoryReader(bytes: ByteArray) : IrMultiArrayReader(bytes.buffer)
abstract class IrMultiTableReader<K>(private val buffer: ByteBuffer, private val keyReader: ByteBuffer.() -> K) {
@@ -169,16 +169,16 @@ abstract class IrTableReader<K>(private val buffer: ByteBuffer, keyReader: ByteB
}
}
val File.memoryMappedBuffer: ByteBuffer get() = map(FileChannel.MapMode.READ_ONLY)
val File.readBuffer: ByteBuffer get() = this.readBytes().buffer
val ByteArray.buffer: ByteBuffer get() = ByteBuffer.wrap(this)
class IndexIrTableFileReader(file: File) : IrTableReader<Long>(file.memoryMappedBuffer, { long })
class IndexIrTableFileReader(file: File) : IrTableReader<Long>(file.readBuffer, { long })
class IndexIrTableMemoryReader(bytes: ByteArray) : IrTableReader<Long>(bytes.buffer, { long })
data class DeclarationId(val id: Int)
class DeclarationIrTableFileReader(file: File) : IrTableReader<DeclarationId>(file.memoryMappedBuffer, { DeclarationId(int) })
class DeclarationIrTableFileReader(file: File) : IrTableReader<DeclarationId>(file.readBuffer, { DeclarationId(int) })
class DeclarationIrTableMemoryReader(bytes: ByteArray) : IrTableReader<DeclarationId>(bytes.buffer, { DeclarationId(int) })
class DeclarationIrMultiTableFileReader(file: File) : IrMultiTableReader<DeclarationId>(file.memoryMappedBuffer, { DeclarationId(int) })
class DeclarationIrMultiTableFileReader(file: File) : IrMultiTableReader<DeclarationId>(file.readBuffer, { DeclarationId(int) })
class DeclarationIrMultiTableMemoryReader(bytes: ByteArray) : IrMultiTableReader<DeclarationId>(bytes.buffer, { DeclarationId(int) })