70 lines
1.9 KiB
Kotlin
70 lines
1.9 KiB
Kotlin
/* Copyright 2017 Andrew Dawson
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*
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* This file is a part of Tusky.
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*
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* This program is free software; you can redistribute it and/or modify it under the terms of the
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* GNU General Public License as published by the Free Software Foundation; either version 3 of the
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* License, or (at your option) any later version.
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*
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* Tusky is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
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* the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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* Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with Tusky; if not,
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* see <http://www.gnu.org/licenses>. */
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package com.keylesspalace.tusky.util
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import android.annotation.SuppressLint
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import android.content.ContentResolver
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import android.net.Uri
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import java.io.Closeable
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import java.io.File
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import java.io.FileNotFoundException
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import java.io.FileOutputStream
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import java.io.IOException
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import java.io.InputStream
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private const val DEFAULT_BLOCKSIZE = 16384
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fun Closeable?.closeQuietly() {
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try {
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this?.close()
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} catch (e: IOException) {
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// intentionally unhandled
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}
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}
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@SuppressLint("Recycle") // The linter can't tell that the stream gets closed by a helper method
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fun Uri.copyToFile(
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contentResolver: ContentResolver,
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file: File
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): Boolean {
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val from: InputStream?
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val to: FileOutputStream
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try {
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from = contentResolver.openInputStream(this)
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to = FileOutputStream(file)
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} catch (e: FileNotFoundException) {
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return false
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}
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if (from == null) return false
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val chunk = ByteArray(DEFAULT_BLOCKSIZE)
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try {
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while (true) {
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val bytes = from.read(chunk, 0, chunk.size)
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if (bytes < 0) break
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to.write(chunk, 0, bytes)
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}
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} catch (e: IOException) {
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return false
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}
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from.closeQuietly()
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to.closeQuietly()
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return true
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}
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