Open-source multiplayer game server compatible with the RuneScape client https://www.openrs2.org/
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openrs2/deob/src/main/java/dev/openrs2/deob/transform/MethodOrderTransformer.kt

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1.2 KiB

package dev.openrs2.deob.transform
import dev.openrs2.asm.classpath.ClassPath
import dev.openrs2.asm.classpath.Library
import dev.openrs2.asm.transform.Transformer
import org.objectweb.asm.Opcodes
import org.objectweb.asm.tree.ClassNode
import org.objectweb.asm.tree.MethodNode
import javax.inject.Singleton
@Singleton
class MethodOrderTransformer : Transformer() {
override fun transformClass(classPath: ClassPath, library: Library, clazz: ClassNode): Boolean {
clazz.methods.sortWith(STATIC_COMPARATOR.then(INIT_COMPARATOR))
return false
}
private companion object {
private val STATIC_COMPARATOR = Comparator<MethodNode> { a, b ->
val aStatic = a.access and Opcodes.ACC_STATIC != 0
val bStatic = b.access and Opcodes.ACC_STATIC != 0
when {
aStatic && !bStatic -> -1
!aStatic && bStatic -> 1
else -> 0
}
}
private val INIT_COMPARATOR = Comparator<MethodNode> { a, b ->
val aInit = a.name.startsWith('<')
val bInit = b.name.startsWith('<')
when {
aInit && !bInit -> -1
!aInit && bInit -> 1
else -> 0
}
}
}
}