/**
 * 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.x509;

import eu.europa.esig.dss.DSSDocument;
import eu.europa.esig.dss.DigestAlgorithm;

/**
 * Represents the value of a SignaturePolicy
 *
 */
public class SignaturePolicy {

	/**
	 * The validation process accepts no policy. No particular treatment is done.
	 */
	public static final String NO_POLICY = "NO_POLICY";

	/**
	 * The validation process accepts any policy. The used policy is only showed, no particular treatment is done.
	 */
	public static final String ANY_POLICY = "ANY_POLICY";

	public static final String IMPLICIT_POLICY = "IMPLICIT_POLICY";

	private String identifier;

	private DigestAlgorithm digestAlgorithm;

	/*
	 * Base64 encoded digest value
	 */
	private String digestValue;

	private DSSDocument policyContent;

	/**
	 * Two qualifiers for the signature policy have been identified so far:
	 * • a URL where a copy of the signature policy MAY be obtained;
	 * • a user notice that should be displayed when the signature is verified.
	 */
	private String url;
	private String notice;

	/**
	 * The default constructor for SignaturePolicy. It represents the implied policy.
	 */
	public SignaturePolicy() {
		this.identifier = IMPLICIT_POLICY;
	}

	/**
	 * The default constructor for SignaturePolicy.
	 *
	 * @param identifier
	 */
	public SignaturePolicy(final String identifier) {
		this.identifier = identifier;
	}

	/**
	 * @return the identifier
	 */
	public String getIdentifier() {
		return identifier;
	}

	public DigestAlgorithm getDigestAlgorithm() {
		return digestAlgorithm;
	}

	public void setDigestAlgorithm(final DigestAlgorithm digestAlgorithm) {
		this.digestAlgorithm = digestAlgorithm;
	}

	public String getDigestValue() {
		return digestValue;
	}

	public void setDigestValue(final String digestValue) {
		this.digestValue = digestValue;
	}

	public String getUrl() {
		return url;
	}

	public void setUrl(final String url) {
		this.url = url;
	}

	public String getNotice() {
		return notice;
	}

	public void setNotice(final String notice) {
		this.notice = notice;
	}

	public DSSDocument getPolicyContent() {
		return policyContent;
	}

	public void setPolicyContent(DSSDocument policyContent) {
		this.policyContent = policyContent;
	}

}