Java tutorial
//package com.java2s; //License from project: Open Source License import android.os.Environment; import java.io.File; import java.io.IOException; import java.text.SimpleDateFormat; import java.util.Date; public class Main { public static File buildImageFilePath(String filename) throws IOException { String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss").format(new Date()); String imageFileName = filename + "_" + timeStamp + "_"; File storageDir = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES); File image = File.createTempFile(imageFileName, /* prefix */ ".jpg", /* suffix */ storageDir /* directory */ ); return image; } }