Java tutorial
//package com.java2s; import android.content.Context; import android.content.Intent; import android.net.Uri; import java.io.File; public class Main { public static void scanPic(Context context, File file) { Intent mediaScanIntent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE); Uri contentUri = Uri.fromFile(file); mediaScanIntent.setData(contentUri); context.sendBroadcast(mediaScanIntent); } }