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package com.example.open.diffusion;
import android.content.Context;
import android.content.res.AssetFileDescriptor;
import android.content.res.AssetManager;
import android.util.Log;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.nio.channels.FileChannel;
/**
* Created by ZTMIDGO 2023/4/21
*/
public class FileUtils {
public static void copyAssets(AssetManager assetManager, String path, File outPath) throws IOException {
String[] assets = assetManager.list(path);
if (assets != null) {
if (assets.length == 0) {
copyFile(assetManager, path, outPath);
} else {
File dir = new File(outPath, path);
if (!dir.exists()) {
if (!dir.mkdirs()) {
Log.v("copyAssets", "Failed to create directory " + dir.getAbsolutePath());
}
}
String[] var5 = assets;
int var6 = assets.length;
for(int var7 = 0; var7 < var6; ++var7) {
String asset = var5[var7];
copyAssets(assetManager, path + "/" + asset, outPath);
}
}
}
}
private static void copyFile(AssetManager assetManager, String fileName, File outPath) throws IOException {
Log.v("copyFile", "Copy " + fileName + " to " + outPath);
InputStream in = assetManager.open(fileName);
OutputStream out = new FileOutputStream(outPath + "/" + fileName);
byte[] buffer = new byte[4000];
int read;
while((read = in.read(buffer)) != -1) {
out.write(buffer, 0, read);
}
in.close();
out.close();
}
}
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