Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;

import android.net.Uri;
import android.os.Environment;

import android.provider.MediaStore;
import android.util.Log;

import java.io.File;

import java.text.SimpleDateFormat;
import java.util.Date;

public class Main {
    /** Create a file Uri for saving an image or video */
    public static Uri getOutputMediaFileUri(int type, String optionalAppName) {
        return Uri.fromFile(getOutputMediaFile(type, optionalAppName));
    }

    /** Create a File for saving an image or video specific to an app name */
    public static File getOutputMediaFile(int type, String optionalAppName) {
        // To be safe, you should check that the SDCard is mounted
        // using Environment.getExternalStorageState() before doing this.

        String appname = "CameraApp";
        if (optionalAppName != null && !optionalAppName.isEmpty()) {
            appname = optionalAppName;
        }

        File mediaStorageDir = new File(
                Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES), appname);
        // This location works best if you want the created images to be shared
        // between applications and persist after your app has been uninstalled.

        // Create the storage directory if it does not exist
        if (!mediaStorageDir.exists()) {
            if (!mediaStorageDir.mkdirs()) {
                Log.d("MyCameraApp", "failed to create directory");
                return null;
            }
        }

        // Create a media file name
        String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss").format(new Date());
        File mediaFile;
        if (type == MediaStore.Files.FileColumns.MEDIA_TYPE_IMAGE) {
            mediaFile = new File(
                    mediaStorageDir.getPath() + File.separator + "IMG_" + appname + timeStamp + ".jpg");
        } else if (type == MediaStore.Files.FileColumns.MEDIA_TYPE_VIDEO) {
            mediaFile = new File(
                    mediaStorageDir.getPath() + File.separator + "VID_" + appname + timeStamp + ".mp4");
        } else {
            return null;
        }
        return mediaFile;
    }
}