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authorkleidione Freitas <kleidione@gmail.com>2022-03-06 11:57:51 -0300
committersinanmohd <pcmsinan@gmail.com>2023-01-05 21:30:23 +0530
commit3607af54ca48c8a145a97bab0cf5012d45ade555 (patch)
tree4f1a2239da3dd089a49e0eaedcf46a12ca41617b /parts/src/org/lineageos/settings/utils/FileUtils.java
parent59e11d3ea1b69feb0a7027fa87eb3fd9a7530c87 (diff)
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 <barezzisebastiano@gmail.com> Co-authored-by: Adithya R <gh0strider.2k18.reborn@gmail.com> Co-authored-by: kubersharma001 <kubersharma001@gmail.com> Co-authored-by: TheScarastic <warabhishek@gmail.com> Co-authored-by: Joey <joey@lineageos.org> Signed-off-by: kleidione <kleidione@gmail.com>
Diffstat (limited to 'parts/src/org/lineageos/settings/utils/FileUtils.java')
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diff --git a/parts/src/org/lineageos/settings/utils/FileUtils.java b/parts/src/org/lineageos/settings/utils/FileUtils.java
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+/*
+ * 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;
+ }
+}