Open-source multiplayer game server compatible with the RuneScape client
https://www.openrs2.org/
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33 lines
1.0 KiB
33 lines
1.0 KiB
package dev.openrs2.asm.io
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import dev.openrs2.asm.classpath.Library
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import dev.openrs2.compress.gzip.Gzip
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import java.io.InputStream
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import java.nio.file.Files
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import java.util.jar.JarInputStream
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import java.util.jar.JarOutputStream
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import java.util.jar.Pack200
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class Pack200LibraryReader(private val input: InputStream) : LibraryReader {
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override fun read(): Library {
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val temp = Files.createTempFile(TEMP_PREFIX, JAR_SUFFIX)
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try {
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Gzip.createHeaderlessInputStream(input).use { gzipInput ->
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JarOutputStream(Files.newOutputStream(temp)).use { output ->
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Pack200.newUnpacker().unpack(gzipInput, output)
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}
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}
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return JarInputStream(Files.newInputStream(temp)).use { tempInput ->
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JarLibraryReader(tempInput).read()
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}
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} finally {
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Files.deleteIfExists(temp)
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}
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}
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private companion object {
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private const val TEMP_PREFIX = "tmp"
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private const val JAR_SUFFIX = ".jar"
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}
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}
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