mirror of
https://github.com/LawnchairLauncher/lawnchair.git
synced 2026-02-20 19:38:21 +00:00
2e4477accb
Writing to disk hapens on the worker thread, so if we create content values on UI thread, some values can change before it is written to disk. This happens in case of shortcuts, where the badge is applied after the icon is queued, but before it is written Bug: 131303610 Change-Id: Ic35b17071d4ed3e5c5fee9f003a225e4ffdc74f3
81 lines
2.4 KiB
Java
81 lines
2.4 KiB
Java
/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.launcher3.util;
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import android.content.Context;
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import com.android.launcher3.config.FeatureFlags;
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import java.io.ByteArrayOutputStream;
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import java.io.File;
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import java.io.FileInputStream;
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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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import java.io.OutputStream;
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import java.util.UUID;
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/**
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* Supports various IO utility functions
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*/
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public class IOUtils {
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private static final int BUF_SIZE = 0x1000; // 4K
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public static byte[] toByteArray(File file) throws IOException {
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try (InputStream in = new FileInputStream(file)) {
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return toByteArray(in);
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}
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}
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public static byte[] toByteArray(InputStream in) throws IOException {
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ByteArrayOutputStream out = new ByteArrayOutputStream();
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copy(in, out);
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return out.toByteArray();
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}
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public static long copy(InputStream from, OutputStream to) throws IOException {
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byte[] buf = new byte[BUF_SIZE];
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long total = 0;
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int r;
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while ((r = from.read(buf)) != -1) {
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to.write(buf, 0, r);
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total += r;
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}
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return total;
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}
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/**
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* Utility method to debug binary data
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*/
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public static String createTempFile(Context context, byte[] data) {
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if (!FeatureFlags.IS_DOGFOOD_BUILD) {
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throw new IllegalStateException("Method only allowed in development mode");
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}
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String name = UUID.randomUUID().toString();
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File file = new File(context.getCacheDir(), name);
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try (FileOutputStream fo = new FileOutputStream(file)) {
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fo.write(data);
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fo.flush();
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} catch (Exception e) {
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throw new RuntimeException(e);
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}
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return file.getAbsolutePath();
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}
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}
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