/**
 * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
 * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
 * joint initiative of the Federal Chancellery Austria and Graz University of
 * Technology.
 *
 * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
 * the European Commission - subsequent versions of the EUPL (the "Licence");
 * You may not use this work except in compliance with the Licence.
 * You may obtain a copy of the Licence at:
 * http://www.osor.eu/eupl/
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the Licence is distributed on an "AS IS" basis,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the Licence for the specific language governing permissions and
 * limitations under the Licence.
 *
 * This product combines work with different licenses. See the "NOTICE" text
 * file for details on the various modules and licenses.
 * The "NOTICE" text file is part of the distribution. Any derivative works
 * that you distribute must include a readable copy of the "NOTICE" text file.
 */
package at.knowcenter.wag.egov.egiz.sig;

import at.knowcenter.wag.egov.egiz.ldap.api.LDAPAPIException;
import at.knowcenter.wag.egov.egiz.ldap.client.LDAPIssuerNameFilter;

/**
 * @author <a href="mailto:thomas.knall@iaik.tugraz.at">Thomas Knall</a>
 */
public interface LDAPAPI {

	public static final String SYS_PROP_IMPLEMENTATION = "pdfas.ldapapi.impl";
	
	/**
	 * Retrieves an certificate from the ldap server identified by serial number and issuer name. 
	 * @param serialNumber The serial number.
	 * @param issuer The issuer name.
	 * @return BASE64 encoded certificate
	 */
	public byte[] loadBase64CertificateFromLDAP(String serialNumber, String issuer);
	
	/**
	 * Sets the filter that has to be applied before trying to match the issuer name.
	 * @param filter The filter.
	 */
	public void setIssuerNameFilter(LDAPIssuerNameFilter filter) throws LDAPAPIException;

}