io.shiftleft.codepropertygraph.cpgloading.ZipArchive.scala Maven / Gradle / Ivy
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package io.shiftleft.codepropertygraph.cpgloading
import java.io.Closeable
import java.nio.file.attribute.BasicFileAttributes
import java.nio.file.{FileSystem, FileSystems, FileVisitResult, Files, Path, Paths, SimpleFileVisitor}
import java.util.{Collection => JCollection}
import scala.collection.mutable.ArrayBuffer
import collection.JavaConverters._
class ZipArchive(inputFile: String) extends Closeable {
private val zipFileSystem: FileSystem = FileSystems.newFileSystem(Paths.get(inputFile), null)
private def root: Path = zipFileSystem.getRootDirectories.iterator.next
private def walk(rootPath: Path): Seq[Path] = {
val entries = ArrayBuffer[Path]()
Files.walkFileTree(
rootPath,
new SimpleFileVisitor[Path]() {
override def visitFile(file: Path, attrs: BasicFileAttributes): FileVisitResult = {
if (attrs.isRegularFile)
entries += file
FileVisitResult.CONTINUE
}
}
)
entries.toSeq
}
def entries: Seq[Path] = walk(root)
def getFileEntries: JCollection[Path] = entries.asJava
override def close(): Unit = zipFileSystem.close()
}