Delete FileUtil.java
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FileUtil.java
604
FileUtil.java
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@ -1,604 +0,0 @@
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package com.xc3fff0e.xmanager;
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import android.content.ContentResolver;
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import android.content.ContentUris;
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import android.content.Context;
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import android.database.Cursor;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.graphics.Canvas;
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import android.graphics.ColorFilter;
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import android.graphics.ColorMatrix;
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import android.graphics.ColorMatrixColorFilter;
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import android.graphics.LightingColorFilter;
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import android.graphics.Matrix;
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import android.graphics.Paint;
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import android.graphics.PorterDuff;
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import android.graphics.PorterDuffXfermode;
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import android.graphics.Rect;
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import android.graphics.RectF;
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import android.media.ExifInterface;
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import android.net.Uri;
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import android.os.Environment;
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import android.provider.DocumentsContract;
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import android.provider.MediaStore;
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import android.text.TextUtils;
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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.FileReader;
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import java.io.FileWriter;
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import java.io.IOException;
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import java.net.URLDecoder;
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import java.text.SimpleDateFormat;
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import java.util.ArrayList;
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import java.util.Date;
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public class FileUtil {
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private static void createNewFile(String path) {
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int lastSep = path.lastIndexOf(File.separator);
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if (lastSep > 0) {
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String dirPath = path.substring(0, lastSep);
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makeDir(dirPath);
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}
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File file = new File(path);
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try {
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if (!file.exists())
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file.createNewFile();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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public static String readFile(String path) {
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createNewFile(path);
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StringBuilder sb = new StringBuilder();
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FileReader fr = null;
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try {
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fr = new FileReader(new File(path));
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char[] buff = new char[1024];
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int length = 0;
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while ((length = fr.read(buff)) > 0) {
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sb.append(new String(buff, 0, length));
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}
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} catch (IOException e) {
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e.printStackTrace();
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} finally {
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if (fr != null) {
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try {
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fr.close();
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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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}
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return sb.toString();
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}
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public static void writeFile(String path, String str) {
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createNewFile(path);
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FileWriter fileWriter = null;
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try {
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fileWriter = new FileWriter(new File(path), false);
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fileWriter.write(str);
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fileWriter.flush();
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} catch (IOException e) {
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e.printStackTrace();
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} finally {
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try {
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if (fileWriter != null)
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fileWriter.close();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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}
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public static void copyFile(String sourcePath, String destPath) {
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if (!isExistFile(sourcePath)) return;
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createNewFile(destPath);
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FileInputStream fis = null;
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FileOutputStream fos = null;
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try {
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fis = new FileInputStream(sourcePath);
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fos = new FileOutputStream(destPath, false);
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byte[] buff = new byte[1024];
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int length = 0;
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while ((length = fis.read(buff)) > 0) {
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fos.write(buff, 0, length);
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}
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} catch (IOException e) {
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e.printStackTrace();
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} finally {
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if (fis != null) {
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try {
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fis.close();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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if (fos != null) {
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try {
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fos.close();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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}
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}
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public static void moveFile(String sourcePath, String destPath) {
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copyFile(sourcePath, destPath);
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deleteFile(sourcePath);
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}
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public static void deleteFile(String path) {
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File file = new File(path);
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if (!file.exists()) return;
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if (file.isFile()) {
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file.delete();
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return;
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}
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File[] fileArr = file.listFiles();
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if (fileArr != null) {
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for (File subFile : fileArr) {
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if (subFile.isDirectory()) {
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deleteFile(subFile.getAbsolutePath());
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}
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if (subFile.isFile()) {
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subFile.delete();
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}
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}
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}
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file.delete();
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}
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public static boolean isExistFile(String path) {
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File file = new File(path);
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return file.exists();
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}
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public static void makeDir(String path) {
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if (!isExistFile(path)) {
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File file = new File(path);
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file.mkdirs();
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}
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}
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public static void listDir(String path, ArrayList<String> list) {
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File dir = new File(path);
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if (!dir.exists() || dir.isFile()) return;
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File[] listFiles = dir.listFiles();
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if (listFiles == null || listFiles.length <= 0) return;
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if (list == null) return;
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list.clear();
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for (File file : listFiles) {
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list.add(file.getAbsolutePath());
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}
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}
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public static boolean isDirectory(String path) {
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if (!isExistFile(path)) return false;
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return new File(path).isDirectory();
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}
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public static boolean isFile(String path) {
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if (!isExistFile(path)) return false;
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return new File(path).isFile();
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}
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public static long getFileLength(String path) {
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if (!isExistFile(path)) return 0;
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return new File(path).length();
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}
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public static String getExternalStorageDir() {
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return Environment.getExternalStorageDirectory().getAbsolutePath();
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}
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public static String getPackageDataDir(Context context) {
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return context.getExternalFilesDir(null).getAbsolutePath();
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}
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public static String getPublicDir(String type) {
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return Environment.getExternalStoragePublicDirectory(type).getAbsolutePath();
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}
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public static String convertUriToFilePath(final Context context, final Uri uri) {
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String path = null;
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if (DocumentsContract.isDocumentUri(context, uri)) {
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if (isExternalStorageDocument(uri)) {
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final String docId = DocumentsContract.getDocumentId(uri);
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final String[] split = docId.split(":");
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final String type = split[0];
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if ("primary".equalsIgnoreCase(type)) {
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path = Environment.getExternalStorageDirectory() + "/" + split[1];
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}
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} else if (isDownloadsDocument(uri)) {
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final String id = DocumentsContract.getDocumentId(uri);
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if (!TextUtils.isEmpty(id)) {
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if (id.startsWith("raw:")) {
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return id.replaceFirst("raw:", "");
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}
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}
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final Uri contentUri = ContentUris
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.withAppendedId(Uri.parse("content://downloads/public_downloads"), Long.valueOf(id));
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path = getDataColumn(context, contentUri, null, null);
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} else if (isMediaDocument(uri)) {
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final String docId = DocumentsContract.getDocumentId(uri);
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final String[] split = docId.split(":");
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final String type = split[0];
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Uri contentUri = null;
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if ("image".equals(type)) {
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contentUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
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} else if ("video".equals(type)) {
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contentUri = MediaStore.Video.Media.EXTERNAL_CONTENT_URI;
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} else if ("audio".equals(type)) {
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contentUri = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI;
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}
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final String selection = MediaStore.Audio.Media._ID + "=?";
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final String[] selectionArgs = new String[]{
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split[1]
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};
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path = getDataColumn(context, contentUri, selection, selectionArgs);
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}
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} else if (ContentResolver.SCHEME_CONTENT.equalsIgnoreCase(uri.getScheme())) {
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path = getDataColumn(context, uri, null, null);
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} else if (ContentResolver.SCHEME_FILE.equalsIgnoreCase(uri.getScheme())) {
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path = uri.getPath();
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}
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if (path != null) {
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try {
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return URLDecoder.decode(path, "UTF-8");
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}catch(Exception e){
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return null;
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}
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}
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return null;
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}
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private static String getDataColumn(Context context, Uri uri, String selection, String[] selectionArgs) {
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Cursor cursor = null;
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final String column = MediaStore.Images.Media.DATA;
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final String[] projection = {
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column
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};
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try {
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cursor = context.getContentResolver().query(uri, projection, selection, selectionArgs, null);
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if (cursor != null && cursor.moveToFirst()) {
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final int column_index = cursor.getColumnIndexOrThrow(column);
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return cursor.getString(column_index);
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}
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} catch (Exception e) {
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} finally {
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if (cursor != null) {
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cursor.close();
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}
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}
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return null;
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}
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private static boolean isExternalStorageDocument(Uri uri) {
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return "com.android.externalstorage.documents".equals(uri.getAuthority());
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}
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private static boolean isDownloadsDocument(Uri uri) {
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return "com.android.providers.downloads.documents".equals(uri.getAuthority());
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}
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private static boolean isMediaDocument(Uri uri) {
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return "com.android.providers.media.documents".equals(uri.getAuthority());
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}
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private static void saveBitmap(Bitmap bitmap, String destPath) {
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FileOutputStream out = null;
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FileUtil.createNewFile(destPath);
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try {
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out = new FileOutputStream(new File(destPath));
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bitmap.compress(Bitmap.CompressFormat.PNG, 100, out);
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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 (out != null) {
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out.close();
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}
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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}
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public static Bitmap getScaledBitmap(String path, int max) {
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Bitmap src = BitmapFactory.decodeFile(path);
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int width = src.getWidth();
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int height = src.getHeight();
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float rate = 0.0f;
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if (width > height) {
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rate = max / (float) width;
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height = (int) (height * rate);
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width = max;
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} else {
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rate = max / (float) height;
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width = (int) (width * rate);
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height = max;
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}
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return Bitmap.createScaledBitmap(src, width, height, true);
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}
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public static int calculateInSampleSize(BitmapFactory.Options options, int reqWidth, int reqHeight) {
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final int width = options.outWidth;
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final int height = options.outHeight;
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int inSampleSize = 1;
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if (height > reqHeight || width > reqWidth) {
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final int halfHeight = height / 2;
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final int halfWidth = width / 2;
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while ((halfHeight / inSampleSize) >= reqHeight && (halfWidth / inSampleSize) >= reqWidth) {
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inSampleSize *= 2;
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}
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}
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return inSampleSize;
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}
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public static Bitmap decodeSampleBitmapFromPath(String path, int reqWidth, int reqHeight) {
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final BitmapFactory.Options options = new BitmapFactory.Options();
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options.inJustDecodeBounds = true;
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BitmapFactory.decodeFile(path, options);
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options.inSampleSize = calculateInSampleSize(options, reqWidth, reqHeight);
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options.inJustDecodeBounds = false;
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return BitmapFactory.decodeFile(path, options);
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}
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public static void resizeBitmapFileRetainRatio(String fromPath, String destPath, int max) {
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if (!isExistFile(fromPath)) return;
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Bitmap bitmap = getScaledBitmap(fromPath, max);
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saveBitmap(bitmap, destPath);
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}
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public static void resizeBitmapFileToSquare(String fromPath, String destPath, int max) {
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if (!isExistFile(fromPath)) return;
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Bitmap src = BitmapFactory.decodeFile(fromPath);
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Bitmap bitmap = Bitmap.createScaledBitmap(src, max, max, true);
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saveBitmap(bitmap, destPath);
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}
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public static void resizeBitmapFileToCircle(String fromPath, String destPath) {
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if (!isExistFile(fromPath)) return;
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Bitmap src = BitmapFactory.decodeFile(fromPath);
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Bitmap bitmap = Bitmap.createBitmap(src.getWidth(),
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src.getHeight(), Bitmap.Config.ARGB_8888);
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Canvas canvas = new Canvas(bitmap);
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final int color = 0xff424242;
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final Paint paint = new Paint();
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final Rect rect = new Rect(0, 0, src.getWidth(), src.getHeight());
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paint.setAntiAlias(true);
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canvas.drawARGB(0, 0, 0, 0);
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paint.setColor(color);
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canvas.drawCircle(src.getWidth() / 2, src.getHeight() / 2,
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src.getWidth() / 2, paint);
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paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
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canvas.drawBitmap(src, rect, rect, paint);
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saveBitmap(bitmap, destPath);
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}
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public static void resizeBitmapFileWithRoundedBorder(String fromPath, String destPath, int pixels) {
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if (!isExistFile(fromPath)) return;
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Bitmap src = BitmapFactory.decodeFile(fromPath);
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Bitmap bitmap = Bitmap.createBitmap(src.getWidth(), src
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.getHeight(), Bitmap.Config.ARGB_8888);
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Canvas canvas = new Canvas(bitmap);
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final int color = 0xff424242;
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final Paint paint = new Paint();
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final Rect rect = new Rect(0, 0, src.getWidth(), src.getHeight());
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final RectF rectF = new RectF(rect);
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final float roundPx = pixels;
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paint.setAntiAlias(true);
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canvas.drawARGB(0, 0, 0, 0);
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paint.setColor(color);
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canvas.drawRoundRect(rectF, roundPx, roundPx, paint);
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paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
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canvas.drawBitmap(src, rect, rect, paint);
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saveBitmap(bitmap, destPath);
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}
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public static void cropBitmapFileFromCenter(String fromPath, String destPath, int w, int h) {
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if (!isExistFile(fromPath)) return;
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Bitmap src = BitmapFactory.decodeFile(fromPath);
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int width = src.getWidth();
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int height = src.getHeight();
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if (width < w && height < h)
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return;
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int x = 0;
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int y = 0;
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if (width > w)
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x = (width - w) / 2;
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if (height > h)
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y = (height - h) / 2;
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int cw = w;
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int ch = h;
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if (w > width)
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cw = width;
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if (h > height)
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ch = height;
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Bitmap bitmap = Bitmap.createBitmap(src, x, y, cw, ch);
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saveBitmap(bitmap, destPath);
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}
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public static void rotateBitmapFile(String fromPath, String destPath, float angle) {
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if (!isExistFile(fromPath)) return;
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Bitmap src = BitmapFactory.decodeFile(fromPath);
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Matrix matrix = new Matrix();
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matrix.postRotate(angle);
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Bitmap bitmap = Bitmap.createBitmap(src, 0, 0, src.getWidth(), src.getHeight(), matrix, true);
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saveBitmap(bitmap, destPath);
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}
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public static void scaleBitmapFile(String fromPath, String destPath, float x, float y) {
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if (!isExistFile(fromPath)) return;
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Bitmap src = BitmapFactory.decodeFile(fromPath);
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Matrix matrix = new Matrix();
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matrix.postScale(x, y);
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int w = src.getWidth();
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int h = src.getHeight();
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Bitmap bitmap = Bitmap.createBitmap(src, 0, 0, w, h, matrix, true);
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saveBitmap(bitmap, destPath);
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}
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public static void skewBitmapFile(String fromPath, String destPath, float x, float y) {
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if (!isExistFile(fromPath)) return;
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Bitmap src = BitmapFactory.decodeFile(fromPath);
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Matrix matrix = new Matrix();
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matrix.postSkew(x, y);
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int w = src.getWidth();
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int h = src.getHeight();
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Bitmap bitmap = Bitmap.createBitmap(src, 0, 0, w, h, matrix, true);
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saveBitmap(bitmap, destPath);
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}
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public static void setBitmapFileColorFilter(String fromPath, String destPath, int color) {
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if (!isExistFile(fromPath)) return;
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Bitmap src = BitmapFactory.decodeFile(fromPath);
|
||||
Bitmap bitmap = Bitmap.createBitmap(src, 0, 0,
|
||||
src.getWidth() - 1, src.getHeight() - 1);
|
||||
Paint p = new Paint();
|
||||
ColorFilter filter = new LightingColorFilter(color, 1);
|
||||
p.setColorFilter(filter);
|
||||
Canvas canvas = new Canvas(bitmap);
|
||||
canvas.drawBitmap(bitmap, 0, 0, p);
|
||||
saveBitmap(bitmap, destPath);
|
||||
}
|
||||
|
||||
public static void setBitmapFileBrightness(String fromPath, String destPath, float brightness) {
|
||||
if (!isExistFile(fromPath)) return;
|
||||
Bitmap src = BitmapFactory.decodeFile(fromPath);
|
||||
ColorMatrix cm = new ColorMatrix(new float[]
|
||||
{
|
||||
1, 0, 0, 0, brightness,
|
||||
0, 1, 0, 0, brightness,
|
||||
0, 0, 1, 0, brightness,
|
||||
0, 0, 0, 1, 0
|
||||
});
|
||||
|
||||
Bitmap bitmap = Bitmap.createBitmap(src.getWidth(), src.getHeight(), src.getConfig());
|
||||
Canvas canvas = new Canvas(bitmap);
|
||||
Paint paint = new Paint();
|
||||
paint.setColorFilter(new ColorMatrixColorFilter(cm));
|
||||
canvas.drawBitmap(src, 0, 0, paint);
|
||||
saveBitmap(bitmap, destPath);
|
||||
}
|
||||
|
||||
public static void setBitmapFileContrast(String fromPath, String destPath, float contrast) {
|
||||
if (!isExistFile(fromPath)) return;
|
||||
Bitmap src = BitmapFactory.decodeFile(fromPath);
|
||||
ColorMatrix cm = new ColorMatrix(new float[]
|
||||
{
|
||||
contrast, 0, 0, 0, 0,
|
||||
0, contrast, 0, 0, 0,
|
||||
0, 0, contrast, 0, 0,
|
||||
0, 0, 0, 1, 0
|
||||
});
|
||||
|
||||
Bitmap bitmap = Bitmap.createBitmap(src.getWidth(), src.getHeight(), src.getConfig());
|
||||
Canvas canvas = new Canvas(bitmap);
|
||||
Paint paint = new Paint();
|
||||
paint.setColorFilter(new ColorMatrixColorFilter(cm));
|
||||
canvas.drawBitmap(src, 0, 0, paint);
|
||||
|
||||
saveBitmap(bitmap, destPath);
|
||||
}
|
||||
|
||||
public static int getJpegRotate(String filePath) {
|
||||
int rotate = 0;
|
||||
try {
|
||||
ExifInterface exif = new ExifInterface(filePath);
|
||||
int iOrientation = exif.getAttributeInt(ExifInterface.TAG_ORIENTATION, -1);
|
||||
|
||||
switch (iOrientation) {
|
||||
case ExifInterface.ORIENTATION_ROTATE_90:
|
||||
rotate = 90;
|
||||
break;
|
||||
case ExifInterface.ORIENTATION_ROTATE_180:
|
||||
rotate = 180;
|
||||
break;
|
||||
case ExifInterface.ORIENTATION_ROTATE_270:
|
||||
rotate = 270;
|
||||
break;
|
||||
default:
|
||||
rotate = 0;
|
||||
break;
|
||||
}
|
||||
}
|
||||
catch (IOException e) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
return rotate;
|
||||
}
|
||||
public static File createNewPictureFile(Context context) {
|
||||
SimpleDateFormat date = new SimpleDateFormat("yyyyMMdd_HHmmss");
|
||||
String fileName = date.format(new Date()) + ".jpg";
|
||||
File file = new File(context.getExternalFilesDir(Environment.DIRECTORY_DCIM).getAbsolutePath() + File.separator + fileName);
|
||||
return file;
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue