Java tutorial
/* * Copyright (C) 2016 Federico Iosue (federico.iosue@gmail.com) * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundatibehaon, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ package com.dycody.android.idealnote.helpers; import com.dycody.android.idealnote.models.Attachment; import org.apache.commons.io.FileUtils; import java.io.File; public class AttachmentsHelper { /** * Retrieves attachment file size * * @param attachment Attachment to evaluate * @return Human readable file size string */ public static String getSize(Attachment attachment) { long sizeInKb = attachment.getSize(); if (attachment.getSize() == 0) { sizeInKb = new File(attachment.getUri().getPath()).length(); } return FileUtils.byteCountToDisplaySize(sizeInKb); } }