From 3607af54ca48c8a145a97bab0cf5012d45ade555 Mon Sep 17 00:00:00 2001 From: kleidione Freitas Date: Sun, 6 Mar 2022 11:57:51 -0300 Subject: veux: Import XiaomiParts from sm8250 Credits: https://github.com/xiaomi-sm8250-devs/android_device_xiaomi_sm8250-common - Adapte to pixelexperiece - Drop doze - Drop fod and pop camera - Add Clear speaker - Adapte SEPolicy credis: [Sebastiano Barezzi, Chenyang Zhong] Co-authored-by: Sebastiano Barezzi Co-authored-by: Adithya R Co-authored-by: kubersharma001 Co-authored-by: TheScarastic Co-authored-by: Joey Signed-off-by: kleidione --- .../org/lineageos/settings/utils/FileUtils.java | 166 +++++++++++++++++++++ 1 file changed, 166 insertions(+) create mode 100644 parts/src/org/lineageos/settings/utils/FileUtils.java (limited to 'parts/src/org/lineageos/settings/utils') diff --git a/parts/src/org/lineageos/settings/utils/FileUtils.java b/parts/src/org/lineageos/settings/utils/FileUtils.java new file mode 100644 index 0000000..2228ff8 --- /dev/null +++ b/parts/src/org/lineageos/settings/utils/FileUtils.java @@ -0,0 +1,166 @@ +/* + * Copyright (C) 2016 The CyanogenMod Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.lineageos.settings.utils; + +import android.util.Log; + +import java.io.BufferedReader; +import java.io.BufferedWriter; +import java.io.File; +import java.io.FileNotFoundException; +import java.io.FileReader; +import java.io.FileWriter; +import java.io.IOException; + +public final class FileUtils { + private static final String TAG = "FileUtils"; + + private FileUtils() { + // This class is not supposed to be instantiated + } + + /** + * Reads the first line of text from the given file. + * Reference {@link BufferedReader#readLine()} for clarification on what a + * line is + * + * @return the read line contents, or null on failure + */ + public static String readOneLine(String fileName) { + String line = null; + BufferedReader reader = null; + + try { + reader = new BufferedReader(new FileReader(fileName), 512); + line = reader.readLine(); + } catch (FileNotFoundException e) { + Log.w(TAG, "No such file " + fileName + " for reading", e); + } catch (IOException e) { + Log.e(TAG, "Could not read from file " + fileName, e); + } finally { + try { + if (reader != null) { + reader.close(); + } + } catch (IOException e) { + // Ignored, not much we can do anyway + } + } + + return line; + } + + /** + * Writes the given value into the given file + * + * @return true on success, false on failure + */ + public static boolean writeLine(String fileName, String value) { + BufferedWriter writer = null; + + try { + writer = new BufferedWriter(new FileWriter(fileName)); + writer.write(value); + } catch (FileNotFoundException e) { + Log.w(TAG, "No such file " + fileName + " for writing", e); + return false; + } catch (IOException e) { + Log.e(TAG, "Could not write to file " + fileName, e); + return false; + } finally { + try { + if (writer != null) { + writer.close(); + } + } catch (IOException e) { + // Ignored, not much we can do anyway + } + } + + return true; + } + + /** + * Checks whether the given file exists + * + * @return true if exists, false if not + */ + public static boolean fileExists(String fileName) { + final File file = new File(fileName); + return file.exists(); + } + + /** + * Checks whether the given file is readable + * + * @return true if readable, false if not + */ + public static boolean isFileReadable(String fileName) { + final File file = new File(fileName); + return file.exists() && file.canRead(); + } + + /** + * Checks whether the given file is writable + * + * @return true if writable, false if not + */ + public static boolean isFileWritable(String fileName) { + final File file = new File(fileName); + return file.exists() && file.canWrite(); + } + + /** + * Deletes an existing file + * + * @return true if the delete was successful, false if not + */ + public static boolean delete(String fileName) { + final File file = new File(fileName); + boolean ok = false; + try { + ok = file.delete(); + } catch (SecurityException e) { + Log.w(TAG, "SecurityException trying to delete " + fileName, e); + } + return ok; + } + + /** + * Renames an existing file + * + * @return true if the rename was successful, false if not + */ + public static boolean rename(String srcPath, String dstPath) { + final File srcFile = new File(srcPath); + final File dstFile = new File(dstPath); + boolean ok = false; + try { + ok = srcFile.renameTo(dstFile); + } catch (SecurityException e) { + Log.w(TAG, + "SecurityException trying to rename " + srcPath + " to " + dstPath, + e); + } catch (NullPointerException e) { + Log.e(TAG, + "NullPointerException trying to rename " + srcPath + " to " + + dstPath, + e); + } + return ok; + } +} -- cgit v1.2.3