Inline hippo's all libs
* These dependencies are outdated and lack of maintenance
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/*
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* Copyright (C) 2015 The Android Open Source 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.hippo.unifile;
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import android.net.Uri;
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import android.util.Log;
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import android.webkit.MimeTypeMap;
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import androidx.annotation.NonNull;
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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.OutputStream;
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import java.io.RandomAccessFile;
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import java.util.ArrayList;
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class RawFile extends UniFile {
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private static final String TAG = RawFile.class.getSimpleName();
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private File mFile;
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RawFile(UniFile parent, File file) {
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super(parent);
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mFile = file;
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}
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@Override
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public UniFile createFile(String displayName) {
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final File target = new File(mFile, displayName);
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if (target.exists()) {
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if (target.isFile()) {
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return new RawFile(this, target);
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} else {
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return null;
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}
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} else {
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OutputStream os = null;
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try {
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os = new FileOutputStream(target);
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return new RawFile(this, target);
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} catch (IOException e) {
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Log.w(TAG, "Failed to createFile " + displayName + ": " + e);
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return null;
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} finally {
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Utils.closeQuietly(os);
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}
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}
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}
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@Override
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public UniFile createDirectory(String displayName) {
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final File target = new File(mFile, displayName);
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if (target.isDirectory() || target.mkdirs()) {
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return new RawFile(this, target);
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} else {
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return null;
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}
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}
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@Override
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@NonNull
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public Uri getUri() {
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return Uri.fromFile(mFile);
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}
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@Override
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public String getName() {
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return mFile.getName();
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}
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@Override
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public String getType() {
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if (mFile.isDirectory()) {
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return null;
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} else {
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return getTypeForName(mFile.getName());
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}
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}
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@Override
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public boolean isDirectory() {
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return mFile.isDirectory();
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}
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@Override
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public boolean isFile() {
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return mFile.isFile();
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}
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@Override
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public long lastModified() {
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return mFile.lastModified();
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}
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@Override
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public long length() {
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return mFile.length();
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}
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@Override
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public boolean canRead() {
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return mFile.canRead();
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}
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@Override
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public boolean canWrite() {
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return mFile.canWrite();
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}
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@Override
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public boolean ensureDir() {
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return mFile.isDirectory() || mFile.mkdirs();
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}
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@Override
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public boolean ensureFile() {
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if (mFile.exists()) {
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return mFile.isFile();
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} else {
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OutputStream os = null;
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try {
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os = new FileOutputStream(mFile);
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return true;
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} catch (IOException e) {
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return false;
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} finally {
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Utils.closeQuietly(os);
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}
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}
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}
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@Override
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public UniFile subFile(String displayName) {
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return new RawFile(this, new File(mFile, displayName));
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}
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@Override
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public boolean delete() {
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deleteContents(mFile);
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return mFile.delete();
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}
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@Override
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public boolean exists() {
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return mFile.exists();
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}
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@Override
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public UniFile[] listFiles() {
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final File[] files = mFile.listFiles();
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if (files == null) {
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return null;
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}
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int length = files.length;
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UniFile[] results = new UniFile[length];
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for (int i = 0; i < length; i++) {
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results[i] = new RawFile(this, files[i]);
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}
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return results;
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}
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@Override
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public UniFile[] listFiles(FilenameFilter filter) {
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if (filter == null) {
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return listFiles();
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}
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final File[] files = mFile.listFiles();
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if (files == null) {
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return null;
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}
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final ArrayList<UniFile> results = new ArrayList<>();
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for (File file : files) {
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if (filter.accept(this, file.getName())) {
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results.add(new RawFile(this, file));
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}
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}
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return results.toArray(new UniFile[results.size()]);
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}
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@Override
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public UniFile findFile(String displayName) {
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final File child = new File(mFile, displayName);
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return child.exists() ? new RawFile(this, child) : null;
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}
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@Override
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public boolean renameTo(String displayName) {
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final File target = new File(mFile.getParentFile(), displayName);
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if (mFile.renameTo(target)) {
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mFile = target;
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return true;
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} else {
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return false;
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}
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}
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@Override
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@NonNull
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public OutputStream openOutputStream() throws IOException {
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return new FileOutputStream(mFile);
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}
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@Override
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@NonNull
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public OutputStream openOutputStream(boolean append) throws IOException {
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return new FileOutputStream(mFile, append);
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}
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@Override
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@NonNull
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public InputStream openInputStream() throws IOException {
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return new FileInputStream(mFile);
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}
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@Override
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@NonNull
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public UniRandomAccessFile createRandomAccessFile(String mode) throws FileNotFoundException {
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return new RawRandomAccessFile(new RandomAccessFile(mFile, mode));
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}
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private static String getTypeForName(String name) {
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final int lastDot = name.lastIndexOf('.');
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if (lastDot >= 0) {
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final String extension = name.substring(lastDot + 1).toLowerCase();
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final String mime = MimeTypeMap.getSingleton().getMimeTypeFromExtension(extension);
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if (mime != null) {
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return mime;
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}
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}
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return "application/octet-stream";
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}
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private static boolean deleteContents(File dir) {
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File[] files = dir.listFiles();
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boolean success = true;
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if (files != null) {
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for (File file : files) {
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if (file.isDirectory()) {
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success &= deleteContents(file);
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}
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if (!file.delete()) {
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Log.w(TAG, "Failed to delete " + file);
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success = false;
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}
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}
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}
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return success;
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}
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}
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