AssetInfo.java

/*
 * This file is part of FTB Launcher.
 *
 * Copyright © 2012-2016, FTB Launcher Contributors <https://github.com/Slowpoke101/FTBLaunch/>
 * FTB Launcher is licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package net.ftb.download.info;

import java.io.File;
import java.net.MalformedURLException;
import java.net.URL;

import org.w3c.dom.Element;
import org.w3c.dom.NodeList;

import net.ftb.download.Locations;

public final class AssetInfo extends DownloadInfo
{
	public final String etag;

	private AssetInfo (File root, Element node) throws MalformedURLException
	{
		url = new URL(Locations.mc_res + getText(node, "Key", null));
		name = getText(node, "Key", "");
		etag = getText(node, "ETag", "").replace("\"", "");
		size = Long.parseLong(getText(node, "Size", "0"));
		local = new File(root, name);
	}

	private String getText (Element node, String name, String def)
	{
		NodeList lst = node.getElementsByTagName(name);
		if (lst == null)
		{
			return def;
		}
		return lst.item(0).getChildNodes().item(0).getNodeValue();
	}

	public String toString ()
	{
		return etag + " " + name + " " + size;
	}
}