eu.europa.esig.dss.asic.validation.ASiCTimestampDocumentValidator.java Source code

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Here is the source code for eu.europa.esig.dss.asic.validation.ASiCTimestampDocumentValidator.java

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/**
 * DSS - Digital Signature Services
 * Copyright (C) 2015 European Commission, provided under the CEF programme
 *
 * This file is part of the "DSS - Digital Signature Services" project.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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 library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */
package eu.europa.esig.dss.asic.validation;

import java.io.IOException;
import java.util.List;

import org.bouncycastle.tsp.TSPException;
import org.bouncycastle.tsp.TimeStampToken;

import eu.europa.esig.dss.DSSDocument;
import eu.europa.esig.dss.DSSException;
import eu.europa.esig.dss.cades.validation.CMSDocumentValidator;
import eu.europa.esig.dss.validation.DocumentValidator;

/**
 * Validator for ASiC timeStampToken
 */
public class ASiCTimestampDocumentValidator extends CMSDocumentValidator {

    private DocumentValidator nextValidator;

    /**
     * This variable defines the sequence of the validator related to a document to validate. It's only used with ASiC-E container
     */
    private TimeStampToken timeStampToken;

    /**
     * In case of a detached signature this is the signed document.
     */
    protected List<DSSDocument> timestampExternalContents;

    /**
     * The default constructor for ASiCXMLDocumentValidator.
     *
     * @param timestamp        {@code DSSDocument} representing the timestamp to validate
     * @param detachedContents the {@code List} containing the potential signed documents
     * @throws eu.europa.esig.dss.DSSException
     */
    public ASiCTimestampDocumentValidator(final DSSDocument timestamp, final List<DSSDocument> detachedContents)
            throws DSSException {

        super(timestamp);

        try {
            timeStampToken = new TimeStampToken(cmsSignedData);
        } catch (TSPException e) {
            throw new DSSException(e);
        } catch (IOException e) {
            throw new DSSException(e);
        }
        if (detachedContents == null || detachedContents.size() == 0) {
            throw new NullPointerException("detachedContents");
        }
        timestampExternalContents = detachedContents;
    }

    @Override
    public void setNextValidator(final DocumentValidator validator) {

        nextValidator = validator;
    }

    @Override
    public DocumentValidator getNextValidator() {
        return nextValidator;
    }
}