ASiCUtil.java

/*
 * eID Applet Project.
 * Copyright (C) 2009-2011 FedICT.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License version
 * 3.0 as published by the Free Software Foundation.
 *
 * This software 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, see 
 * http://www.gnu.org/licenses/.
 */

package be.fedict.eid.applet.service.signer.asic;

import java.util.zip.ZipEntry;

import javax.xml.parsers.ParserConfigurationException;

import org.apache.xml.security.utils.Constants;
import org.w3c.dom.Document;
import org.w3c.dom.Element;

import be.fedict.eid.applet.service.signer.odf.ODFUtil;

/**
 * Associated Signature Container utility class.
 * 
 * @author Frank Cornelis
 * 
 */
public class ASiCUtil {

	public static String SIGNATURE_FILE = "META-INF/signatures.xml";

	public static String ASIC_NS = "http://uri.etsi.org/2918/v1.1.1#";

	public static String ASIC_NS_PREFIX = "asic";

	public static String SIGNATURE_ELEMENT = "XAdESSignatures";

	private ASiCUtil() {
		super();
	}

	public static boolean isSignatureZipEntry(ZipEntry zipEntry) {
		return zipEntry.getName().equals(SIGNATURE_FILE);
	}

	public static Document createNewSignatureDocument() throws ParserConfigurationException {
		Document document = ODFUtil.getNewDocument();
		Element rootElement = document.createElementNS(ASIC_NS, ASIC_NS_PREFIX + ":" + SIGNATURE_ELEMENT);
		rootElement.setAttributeNS(Constants.NamespaceSpecNS, "xmlns:" + ASIC_NS_PREFIX, ASIC_NS);
		document.appendChild(rootElement);
		return document;
	}
}