001/*
002 * *** BEGIN LICENSE BLOCK *****
003 *  Version: MPL 1.1/GPL 2.0/LGPL 2.1
004 *
005 *  The contents of this file are subject to the Mozilla Public License Version
006 *  1.1 (the "License"); you may not use this file except in compliance with
007 *  the License. You may obtain a copy of the License at
008 *  http://www.mozilla.org/MPL/
009 *
010 *  Software distributed under the License is distributed on an "AS IS" basis,
011 *  WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
012 *  for the specific language governing rights and limitations under the
013 *  License.
014 *
015 *  The Original Code is part of dcm4che, an implementation of DICOM(TM) in
016 *  Java(TM), hosted at https://github.com/gunterze/dcm4che.
017 *
018 *  The Initial Developer of the Original Code is
019 *  Agfa Healthcare.
020 *  Portions created by the Initial Developer are Copyright (C) 2015
021 *  the Initial Developer. All Rights Reserved.
022 *
023 *  Contributor(s):
024 *  See @authors listed below
025 *
026 *  Alternatively, the contents of this file may be used under the terms of
027 *  either the GNU General Public License Version 2 or later (the "GPL"), or
028 *  the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
029 *  in which case the provisions of the GPL or the LGPL are applicable instead
030 *  of those above. If you wish to allow use of your version of this file only
031 *  under the terms of either the GPL or the LGPL, and not to allow others to
032 *  use your version of this file under the terms of the MPL, indicate your
033 *  decision by deleting the provisions above and replace them with the notice
034 *  and other provisions required by the GPL or the LGPL. If you do not delete
035 *  the provisions above, a recipient may use your version of this file under
036 *  the terms of any one of the MPL, the GPL or the LGPL.
037 *
038 *  ***** END LICENSE BLOCK *****
039 */
040
041package org.dcm4che3.conf;
042
043import org.slf4j.Logger;
044import org.slf4j.LoggerFactory;
045
046import java.util.Hashtable;
047
048/**
049 * Logs the discovered configuration settings
050 *
051 * @author Roman K
052 */
053public class ConfigurationSettingsLoader {
054
055    private static Logger log = LoggerFactory.getLogger(ConfigurationSettingsLoader.class);
056
057    public static String getPropertyWithNotice(Hashtable<?, ?> props,
058                                               String key, String defval) {
059        return getPropertyWithNotice(props, key, defval, "", false);
060    }
061
062    public static String getPropertyWithNotice(Hashtable<?, ?> props,
063                                               String key, String defval, String options) {
064        return getPropertyWithNotice(props, key, defval, options, false);
065    }
066
067    public static String getPasswordWithNotice(Hashtable<?, ?> props,
068                                               String key, String defval) {
069        return getPropertyWithNotice(props, key, defval, "", true);
070    }
071
072    private static String getPropertyWithNotice(Hashtable<?, ?> props,
073                                                String key, String defval, String options, boolean hide) {
074        String val = (String) props.get(key);
075        if (val == null) {
076            val = defval;
077            log.warn("Configuration storage init: system property '{}' not found. Using default value '{}'.{}", key, defval, options);
078        } else {
079            log.info("Initializing dcm4che configuration storage " + "({} = {})", key, hide ? "***" : val);
080        }
081        return val;
082    }
083}