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90 changes: 90 additions & 0 deletions
90
app/src/main/java/com/github/jing332/tts_server_android/utils/ZipUtils.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,90 @@ | ||
| package com.github.jing332.tts_server_android.utils | ||
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| import kotlinx.coroutines.isActive | ||
| import java.io.BufferedInputStream | ||
| import java.io.BufferedOutputStream | ||
| import java.io.File | ||
| import java.io.FileInputStream | ||
| import java.io.FileOutputStream | ||
| import java.io.IOException | ||
| import java.util.zip.Deflater | ||
| import java.util.zip.ZipEntry | ||
| import java.util.zip.ZipInputStream | ||
| import java.util.zip.ZipOutputStream | ||
| import kotlin.coroutines.coroutineContext | ||
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| object ZipUtils { | ||
| const val TAG = "ZipUtils" | ||
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| suspend fun zipFolder(sourceFolder: File, zipFile: File) { | ||
| try { | ||
| val fos = FileOutputStream(zipFile) | ||
| val zos = ZipOutputStream(BufferedOutputStream(fos)) | ||
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| zos.setLevel(Deflater.DEFAULT_COMPRESSION) | ||
| zipFolder(sourceFolder, zos, "") | ||
| zos.closeEntry() | ||
| zos.close() | ||
| } catch (e: Exception) { | ||
| e.printStackTrace() | ||
| } | ||
| } | ||
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| @Throws(IOException::class) | ||
| private suspend fun zipFolder(folder: File, zos: ZipOutputStream, parentPath: String) { | ||
| val files = folder.listFiles() | ||
| val buffer = ByteArray(4096) | ||
| var bytesRead: Int | ||
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| for (file in files!!) { | ||
| if (coroutineContext.isActive) break | ||
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| if (file.isDirectory) { | ||
| zipFolder(file, zos, parentPath + file.name + "/") | ||
| } else { | ||
| val fis = FileInputStream(file) | ||
| val bis = BufferedInputStream(fis) | ||
| val entryPath = parentPath + file.name | ||
| val entry = ZipEntry(entryPath) | ||
| zos.putNextEntry(entry) | ||
| while (bis.read(buffer).also { bytesRead = it } != -1) { | ||
| if (coroutineContext.isActive) break | ||
| zos.write(buffer, 0, bytesRead) | ||
| } | ||
| bis.close() | ||
| fis.close() | ||
| } | ||
| } | ||
| } | ||
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| suspend fun unzipFile(zis: ZipInputStream, destFolder: File) { | ||
| val buffer = ByteArray(4096) | ||
| var bytesRead: Int | ||
| var entry: ZipEntry? = zis.nextEntry | ||
| while (coroutineContext.isActive && entry != null) { | ||
| val entryName = entry.name | ||
| val entryPath = destFolder.absolutePath + File.separator + entryName | ||
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| if (entry.isDirectory) { | ||
| val dir = File(entryPath) | ||
| dir.mkdirs() | ||
| } else { | ||
| val file = File(entryPath) | ||
| file.parentFile?.mkdirs() | ||
| file.delete() | ||
| file.createNewFile() | ||
| val fos = FileOutputStream(entryPath) | ||
| val bos = BufferedOutputStream(fos) | ||
| while (zis.read(buffer).also { bytesRead = it } != -1) { | ||
| bos.write(buffer, 0, bytesRead) | ||
| } | ||
| bos.close() | ||
| } | ||
| zis.closeEntry() | ||
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| entry = zis.nextEntry | ||
| } | ||
| zis.close() | ||
| } | ||
| } |