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获取assert文件路径

package com.dtBank.app.service;


import java.io.File;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;
import android.content.Context;
import android.os.Environment;
import android.util.Log;


/**
 * 获得assets文件夹下面文件的路径
 * @author hb
 *
 */
public class getEncryptionFilePath {
class Obj{
InputStream in;
String fileDir;
String folder;
}
String lock="";
private void getCryptFilePath(Obj obj){
synchronized(lock){
try{
if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
File cryptDir= new File(obj.folder);
// Log.v("bb","创建的文件夹："+obj.folder);
cryptDir.mkdirs();
OutputStream os= new FileOutputStream(obj.fileDir);
byte[] buf = new byte[1024*10];
int l;
//Log.v("bb","开始写文件");
InputStream in=obj.in;
while ((l = in.read(buf)) != -1) {
os.write(buf, 0, l);
os.flush();
}  
//Log.v("bb","文件已写完");
os.close();
in.close();
       }
}catch(Exception e){
e.printStackTrace();
}
}
}

//调用此方法  传入context对象即可
public  void execute(Context context){
        InputStream in=null;
        OutputStream out=null;
try{
in =(context.getAssets().open("mixed.dat"));
String fileDir_mixed="/sdcard/.xcloudmixed/mixed.dat";
final Obj obj=new Obj();
obj.in=in;
obj.fileDir=fileDir_mixed;
obj.folder="/sdcard/.xcloudmixed";

new Thread(){
@Override
public void run(){
getCryptFilePath(obj);
}
}.start();

in =(context.getAssets().open("public.dat"));
String fileDir_public="/sdcard/.xcloudpublic/public.dat";
final Obj obj1=new Obj();
obj1.in=in;
obj1.fileDir=fileDir_public;
obj1.folder="/sdcard/.xcloudpublic";

new Thread(){
@Override
public void run(){
getCryptFilePath(obj1);
}
}.start();
}catch(Exception e){
e.printStackTrace();
}


}
}

最后更新：2017-04-04 07:36:13

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