Utils.java

package com.mega4tech.whatsappapilibrary;

import android.content.ContentResolver;
import android.content.Context;
import android.net.Uri;
import android.webkit.MimeTypeMap;

import java.io.File;

/**
 * Created by aboodba on 08/03/2017.
 */

public class Utils {

    public static String getMimeType(Context context , File file) {
        String mimeType = null;
        Uri uri = Uri.fromFile(file);
        if (uri.getScheme().equals(ContentResolver.SCHEME_CONTENT)) {
            ContentResolver cr = context.getContentResolver();
            mimeType = cr.getType(uri);
        } else {
            String fileExtension = MimeTypeMap.getFileExtensionFromUrl(uri
                    .toString());
            mimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(
                    fileExtension.toLowerCase());
        }
        return mimeType;
    }


}