a

554325746@qq.com

2019-12-25 603cb36a5123e46656b06a5deb8d7ac7ff81307f

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package com.basic.security.utils;
 
import android.content.res.AssetManager;
 
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
 
public class AssetHelper {
    static String TARGET_BASE_PATH = "/sdcard/appname/voices/";
 
    public static void copyAssets(AssetManager assetManager, String outDir) {
        TARGET_BASE_PATH = outDir + "/";
        copyFileOrDir(assetManager, ""); // copy all files in assets folder in my project
    }
 
    private static void copyFileOrDir(AssetManager assetManager, String path) {
        String assets[] = null;
        try {
            assets = assetManager.list(path);
            if (assets.length == 0) {
                copyFile(assetManager, path);
            } else {
                String fullPath = TARGET_BASE_PATH + path;
                File dir = new File(fullPath);
                if (!dir.exists() && !path.startsWith("images") && !path.startsWith("sounds") && !path.startsWith("webkit"))
                    if (!dir.mkdirs()) {
                    }
                for (int i = 0; i < assets.length; ++i) {
                    String p;
                    if (path.equals(""))
                        p = "";
                    else
                        p = path + "/";
                    if (!path.startsWith("images") && !path.startsWith("sounds") && !path.startsWith("webkit"))
                        copyFileOrDir(assetManager, p + assets[i]);
                }
            }
        } catch (IOException ex) {
            System1.out.println("AssetHelper.copyFileOrDir " + ex.getMessage());
        }
    }
 
    private static void copyFile(AssetManager assetManager, String filename) {
        InputStream in = null;
        OutputStream out = null;
        String newFileName = null;
        try {
            in = assetManager.open(filename);
            if (filename.endsWith(".jpg")) // extension was added to avoid compression on APK file
                newFileName = TARGET_BASE_PATH + filename.substring(0, filename.length() - 4);
            else
                newFileName = TARGET_BASE_PATH + filename;
            out = new FileOutputStream(newFileName);
            byte[] buffer = new byte[1024];
            int read;
            while ((read = in.read(buffer)) != -1) {
                out.write(buffer, 0, read);
            }
            in.close();
            out.flush();
            out.close();
        } catch (Exception e) {
//            System1.out.println("AssetHelper.copyFile " + e.getMessage());
        }
    }
}