Implementation.java

/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is part of dcm4che, an implementation of DICOM(TM) in
 * Java(TM), hosted at https://github.com/gunterze/dcm4che.
 *
 * The Initial Developer of the Original Code is
 * Agfa Healthcare.
 * Portions created by the Initial Developer are Copyright (C) 2011
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 * See @authors listed below
 *
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 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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package org.dcm4che3.data;

/**
 * @author Gunter Zeilinger <gunterze@gmail.com>
 */
public class Implementation {

    private static final String IMPL_CLASS_UID = "1.2.40.0.13.1.3";
    private static final String IMPL_VERS_NAME = versionName();
    private static String versionName() {

        String configuredVersion = System.getProperty( "org.dcm4che.ImplementationVersionName" );
        if ( configuredVersion != null ) {
            return configuredVersion.substring( 0, Math.min( 16, configuredVersion.length() ) );
        }

        StringBuilder sb = new StringBuilder( 16 );
        sb.append("dcm4che-");
        sb.append(Implementation.class.getPackage().getImplementationVersion());
        return sb.substring(0, Math.min(16, sb.length()));
    }

    public static String getClassUID() {
        return IMPL_CLASS_UID;
    }

    public static String getVersionName() {
        return IMPL_VERS_NAME;
    }

}