package com.basic.security.utils;
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import android.content.Context;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import com.basic.security.base.BaseApplication;
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import java.io.BufferedInputStream;
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import java.io.BufferedOutputStream;
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import java.io.BufferedReader;
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import java.io.File;
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import java.io.FileInputStream;
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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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import java.io.InputStreamReader;
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import java.io.RandomAccessFile;
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public class FileUtil {
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public static boolean copyApkFromAssets(Context context, String fileName, String path) {
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boolean copyIsFinish = false;
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try {
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InputStream is = context.getAssets().open(fileName);
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File file = new File(path + "/" + fileName);
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if (file.exists()) {
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file.delete();
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}
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file.createNewFile();
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FileOutputStream fos = new FileOutputStream(file);
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byte[] temp = new byte[1024];
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int i = 0;
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while ((i = is.read(temp)) > 0) {
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fos.write(temp, 0, i);
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}
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fos.close();
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is.close();
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copyIsFinish = true;
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} catch (IOException e) {
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e.printStackTrace();
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}
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return copyIsFinish;
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}
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public static File writeToFile(String fileName, byte[] fileBytes) {
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try {
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return writeToFile(fileName, fileBytes, 0, fileBytes.length);
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} catch (Exception e) {
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e.printStackTrace();
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}
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return null;
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}
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public static File writeToFile(String fileName, byte[] fileBytes, int offset, int size) {
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try {
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if (fileBytes == null) {
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fileBytes = new byte[]{};
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}
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String dir = BaseApplication.getApplication().activity.getFilesDir().getAbsolutePath();
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File file = new File(dir, fileName);
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if (file.exists()) {
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file.delete();
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}
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file.createNewFile();
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BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(new File(dir, fileName)));
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bos.write(fileBytes, offset, size);
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bos.flush();
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bos.close();
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return new File(dir, fileName);
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} catch (Exception e) {
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e.printStackTrace();
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}
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return null;
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}
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public static File getFile(String shortFileName) {
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String dir = BaseApplication.getApplication().activity.getFilesDir().getAbsolutePath();
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return new File(dir, shortFileName);
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}
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public static File getPhotoFile() {
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File dir = new File(BaseApplication.getApplication().activity.getFilesDir().getAbsolutePath());
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File[] photoFiles = dir.listFiles();
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if (photoFiles != null) {
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for (File file : photoFiles) {
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if (file.isDirectory()) {
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continue;
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}
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String name = file.getName();
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if (name.length() != "c248fe8f-6da5-4ec9-bffa-1a11bcf2fdc7".length()) {
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continue;
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}
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if (file.isFile()) {
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return file;
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}
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}
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}
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return null;
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}
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public static byte[] readFile1(String path) {
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File file = new File(path);
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int size = (int) file.length();
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byte[] bytes = new byte[size];
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try {
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BufferedInputStream buf = new BufferedInputStream(new FileInputStream(file));
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buf.read(bytes, 0, bytes.length);
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buf.close();
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} catch (FileNotFoundException e) {
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e.printStackTrace();
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} catch (IOException e) {
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e.printStackTrace();
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}
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return bytes;
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}
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public static byte[] readFile(File file) {
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// Open file
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RandomAccessFile f = null;
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try {
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f = new RandomAccessFile(file, "r");
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// Get and check length
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long longlength = f.length();
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int length = (int) longlength;
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if (length != longlength)
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throw new IOException("File size >= 2 GB");
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// Read file and return data
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byte[] data = new byte[length];
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f.readFully(data);
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return data;
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} catch (Exception e) {
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e.printStackTrace();
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} finally {
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try {
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if (f != null) {
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f.close();
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}
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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return new byte[]{};
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}
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public static void deleteFile(String fileName) {
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try {
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String dir = BaseApplication.getApplication().activity.getFilesDir().getAbsolutePath();
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File file = new File(dir, fileName);
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if (file.exists()) {
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file.delete();
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}
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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public static String convertStreamToString(InputStream is) throws Exception {
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BufferedReader reader = new BufferedReader(new InputStreamReader(is));
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StringBuilder sb = new StringBuilder();
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String line = null;
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while ((line = reader.readLine()) != null) {
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sb.append(line);
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}
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reader.close();
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return sb.toString();
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}
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public static String getStringFromFile(String filePath) {
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try {
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File fl = new File(filePath);
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FileInputStream fin = new FileInputStream(fl);
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String ret = convertStreamToString(fin);
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fin.close();
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return ret;
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} catch (Exception e) {
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e.printStackTrace();
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}
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return "";
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}
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public static Bitmap loadBitmap(String fileName) {
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String dir = BaseApplication.getApplication().activity.getFilesDir().getAbsolutePath();
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File file = new File(dir, fileName);
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if (file.exists()) {
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BitmapFactory.Options options = new BitmapFactory.Options();
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options.inPreferredConfig = Bitmap.Config.ARGB_8888;
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Bitmap bitmap = BitmapFactory.decodeFile(file.getAbsolutePath(), options);
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return bitmap;
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} else {
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return null;
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}
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}
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}
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