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/* Copyright (c) 2001 - 2007 TOPP - www.openplans.org. All rights reserved.
 * This code is licensed under the GPL 2.0 license, availible at the root
 * application directory.
 */
package org.geoserver.wcs.kvp;

import java.util.List;

import net.opengis.ows11.AcceptVersionsType;
import net.opengis.ows11.Ows11Factory;

import org.geoserver.ows.KvpParser;
import org.geoserver.ows.util.KvpUtils;
import org.geoserver.ows.util.RequestUtils;

/**
 * Parses the OWS 1.1 capabilities negotiation related AcceptVersion parameter
 * 
 * @author Andrea Aime - TOPP
 * 
 */
public class AcceptVersionsKvpParser extends WcsKvpParser {

    public AcceptVersionsKvpParser() {
        super("AcceptVersions", AcceptVersionsType.class);
    }

    public Object parse(String value) throws Exception {
        List versions = KvpUtils.readFlat(value);
        for (String version : versions) {
            RequestUtils.checkVersionNumber(version, "AcceptVersions");
        }
        AcceptVersionsType accepts = Ows11Factory.eINSTANCE.createAcceptVersionsType();
        accepts.getVersion().addAll(versions);
        return accepts;
    }
}