144 lines
5.0 KiB
Java
144 lines
5.0 KiB
Java
/*
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* Copyright (C) 2012 The CyanogenMod 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.cyanogenmod.settings.device;
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import android.util.Log;
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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.SyncFailedException;
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import android.app.AlertDialog;
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import android.content.DialogInterface;
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import android.content.Context;
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public class Utils {
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private static final String TAG = "DeviceSettings_Utils";
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private static final String TAG_READ = "DeviceSettings_Utils_Read";
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private static final String TAG_WRITE = "DeviceSettings_Utils_Write";
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/**
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* Write a string value to the specified file.
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*
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* @param filename The filename
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* @param value The value
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*/
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public static void writeValue(String filename, String value) {
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FileOutputStream fos = null;
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try {
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fos = new FileOutputStream(new File(filename), false);
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fos.write(value.getBytes());
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fos.flush();
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// fos.getFD().sync();
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} catch (FileNotFoundException ex) {
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Log.w(TAG, "file " + filename + " not found: " + ex);
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} catch (SyncFailedException ex) {
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Log.w(TAG, "file " + filename + " sync failed: " + ex);
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} catch (IOException ex) {
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Log.w(TAG, "IOException trying to sync " + filename + ": " + ex);
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} catch (RuntimeException ex) {
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Log.w(TAG, "exception while syncing file: ", ex);
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} finally {
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if (fos != null) {
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try {
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Log.w(TAG_WRITE, "file " + filename + ": " + value);
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fos.close();
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} catch (IOException ex) {
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Log.w(TAG, "IOException while closing synced file: ", ex);
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} catch (RuntimeException ex) {
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Log.w(TAG, "exception while closing file: ", ex);
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}
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}
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}
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}
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/**
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* Write a string value to the specified file.
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*
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* @param filename The filename
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* @param value The value
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*/
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public static void writeValue(String filename, Boolean value) {
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FileOutputStream fos = null;
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String sEnvia;
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try {
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fos = new FileOutputStream(new File(filename), false);
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if (value)
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sEnvia = "1";
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else
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sEnvia = "0";
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fos.write(sEnvia.getBytes());
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fos.flush();
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// fos.getFD().sync();
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} catch (FileNotFoundException ex) {
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Log.w(TAG, "file " + filename + " not found: " + ex);
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} catch (SyncFailedException ex) {
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Log.w(TAG, "file " + filename + " sync failed: " + ex);
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} catch (IOException ex) {
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Log.w(TAG, "IOException trying to sync " + filename + ": " + ex);
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} catch (RuntimeException ex) {
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Log.w(TAG, "exception while syncing file: ", ex);
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} finally {
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if (fos != null) {
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try {
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Log.w(TAG_WRITE, "file " + filename + ": " + value);
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fos.close();
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} catch (IOException ex) {
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Log.w(TAG, "IOException while closing synced file: ", ex);
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} catch (RuntimeException ex) {
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Log.w(TAG, "exception while closing file: ", ex);
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}
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}
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}
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}
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/**
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* Write the "color value" to the specified file. The value is scaled from
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* an integer to an unsigned integer by multiplying by 2.
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* @param filename The filename
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* @param value The value of max value Integer.MAX
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*/
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public static void writeColor(String filename, int value) {
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writeValue(filename, String.valueOf((long) value * 2));
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}
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/**
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* Check if the specified file exists.
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* @param filename The filename
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* @return Whether the file exists or not
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*/
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public static boolean fileExists(String filename) {
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return new File(filename).exists();
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}
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public static void showDialog(Context ctx, String title, String message) {
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final AlertDialog alertDialog = new AlertDialog.Builder(ctx).create();
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alertDialog.setTitle(title);
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alertDialog.setMessage(message);
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alertDialog.setButton("OK", new DialogInterface.OnClickListener() {
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public void onClick(DialogInterface dialog, int which) {
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alertDialog.dismiss();
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}
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});
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alertDialog.show();
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}
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}
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