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Add safeguard to prevent ArchiveInputStream from being closed twice (#967)

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* fix: Add safeguard to prevent ArchiveInputStream from being closed twice

* detekt

* lint: Make detekt happy

---------

Co-authored-by: AntsyLich <59261191+AntsyLich@users.noreply.github.com>
This commit is contained in:
Ahmad Ansori Palembani 2024-06-30 20:57:29 +07:00 committed by GitHub
parent c0f9de88e7
commit e620665dda
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1 changed files with 11 additions and 0 deletions
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core/common/src/main/kotlin/mihon/core/common/archive/ArchiveInputStream.kt
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@ -5,8 +5,14 @@ import me.zhanghai.android.libarchive.ArchiveEntry
import me.zhanghai.android.libarchive.ArchiveException import me.zhanghai.android.libarchive.ArchiveException
import java.io.InputStream import java.io.InputStream
import java.nio.ByteBuffer import java.nio.ByteBuffer
import kotlin.concurrent.Volatile
class ArchiveInputStream(buffer: Long, size: Long) : InputStream() { class ArchiveInputStream(buffer: Long, size: Long) : InputStream() {
private val lock = Any()
@Volatile
private var isClosed = false
private val archive = Archive.readNew() private val archive = Archive.readNew()
init { init {
@ -41,6 +47,11 @@ class ArchiveInputStream(buffer: Long, size: Long) : InputStream() {
} }
override fun close() { override fun close() {
synchronized(lock) {
if (isClosed) return
isClosed = true
}
Archive.readFree(archive) Archive.readFree(archive)
} }