[JPS] Improved processing of broken caches
If serialized metadata version has evidently incorrect size the module should be marked for rebuild prior to reading serialized version. #KT-42194 Fixed
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committed by
teamcityserver
parent
5d56bd545e
commit
4ad828f80f
+5
-1
@@ -39,7 +39,11 @@ class ModuleMapping private constructor(
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fun readVersionNumber(stream: DataInputStream): IntArray? =
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try {
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IntArray(stream.readInt()) { stream.readInt() }
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val size = stream.readInt()
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if (size < 0 || size > BinaryVersion.MAX_LENGTH)
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null // cache is evidently corrupted
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else
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IntArray(size) { stream.readInt() }
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} catch (e: IOException) {
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null
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}
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@@ -18,7 +18,12 @@ abstract class BinaryVersion(private vararg val numbers: Int) {
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val major: Int = numbers.getOrNull(0) ?: UNKNOWN
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val minor: Int = numbers.getOrNull(1) ?: UNKNOWN
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val patch: Int = numbers.getOrNull(2) ?: UNKNOWN
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val rest: List<Int> = if (numbers.size > 3) numbers.asList().subList(3, numbers.size).toList() else emptyList()
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val rest: List<Int> = if (numbers.size > 3) {
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if (numbers.size > MAX_LENGTH)
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throw IllegalArgumentException("BinaryVersion with length more than $MAX_LENGTH are not supported. Provided length ${numbers.size}.")
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else
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numbers.asList().subList(3, numbers.size).toList()
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} else emptyList()
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abstract fun isCompatible(): Boolean
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@@ -80,6 +85,7 @@ abstract class BinaryVersion(private vararg val numbers: Int) {
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}
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companion object {
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const val MAX_LENGTH = 1024
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private const val UNKNOWN = -1
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@JvmStatic
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