Java tutorial
/* Copyright (c) 2001 - 2013 OpenPlans - www.openplans.org. All rights reserved. * This code is licensed under the GPL 2.0 license, available at the root * application directory. */ package org.geoserver.security.impl; import java.util.Properties; import org.apache.commons.lang.StringUtils; /** * User property that stores list of groups that a user has {@link GeoServerRole#GROUP_ADMIN_ROLE} * privileges for. * * @author Justin Deoliveira, OpenGeo */ public class GroupAdminProperty extends UserProperty<String[]> { private static GroupAdminProperty INSTANCE = new GroupAdminProperty("groups"); protected GroupAdminProperty(String key) { super(key); } @Override public String toString(String[] value) { return StringUtils.join(value, ','); } @Override public String[] fromString(String value) { return StringUtils.split(value, ','); } public static String[] get(Properties props) { String val = (String) props.get(INSTANCE.getKey()); return val != null && !"".equals(val) ? INSTANCE.fromString(val) : null; } public static void set(Properties props, String[] value) { props.put(INSTANCE.getKey(), value != null ? INSTANCE.toString(value) : ""); } public static void del(Properties props) { props.remove(INSTANCE.getKey()); } public static boolean has(Properties props) { return props.containsKey(INSTANCE.getKey()); } }