parent
bbd8098a61
commit
80b7d14af1
@ -10,6 +10,7 @@ import java.io.File
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import java.io.InputStream
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import java.io.PipedInputStream
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import java.io.PipedOutputStream
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import java.util.concurrent.Executors
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/**
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* Loader used to load a chapter from a .rar or .cbr file.
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@ -20,13 +21,18 @@ internal class RarPageLoader(file: File) : PageLoader() {
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override var isLocal: Boolean = true
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/**
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* Pool for copying compressed files to an input stream.
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*/
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private val pool = Executors.newFixedThreadPool(1)
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override suspend fun getPages(): List<ReaderPage> {
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return rar.fileHeaders.asSequence()
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.filter { !it.isDirectory && ImageUtil.isImage(it.fileName) { rar.getInputStream(it) } }
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.sortedWith { f1, f2 -> f1.fileName.compareToCaseInsensitiveNaturalOrder(f2.fileName) }
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.mapIndexed { i, header ->
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ReaderPage(i).apply {
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stream = { getStream(rar, header) }
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stream = { getStream(header) }
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status = Page.State.READY
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}
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}
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@ -40,15 +46,16 @@ internal class RarPageLoader(file: File) : PageLoader() {
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override fun recycle() {
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super.recycle()
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rar.close()
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pool.shutdown()
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}
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/**
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* Returns an input stream for the given [header].
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*/
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private fun getStream(rar: Archive, header: FileHeader): InputStream {
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private fun getStream(header: FileHeader): InputStream {
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val pipeIn = PipedInputStream()
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val pipeOut = PipedOutputStream(pipeIn)
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synchronized(this) {
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pool.execute {
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try {
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pipeOut.use {
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rar.extractFile(header, it)
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