groupswriter.java

来自「opennms得相关源码 请大家看看」· Java 代码 · 共 117 行

//
// This file is part of the OpenNMS(R) Application.
//
// OpenNMS(R) is Copyright (C) 2002-2003 The OpenNMS Group, Inc.  All rights reserved.
// OpenNMS(R) is a derivative work, containing both original code, included code and modified
// code that was published under the GNU General Public License. Copyrights for modified 
// and included code are below.
//
// OpenNMS(R) is a registered trademark of The OpenNMS Group, Inc.
//
// Copyright (C) 1999-2001 Oculan Corp.  All rights reserved.
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// For more information contact:
//      OpenNMS Licensing       <[e-mail]>
//      http://www.opennms.org/
//      http://www.opennms.com/
//

package org.opennms.web.admin.groups.parsers;

import java.util.Collection;
import java.util.List;

import org.opennms.web.parsers.XMLHeader;
import org.opennms.web.parsers.XMLWriteException;
import org.opennms.web.parsers.XMLWriter;
import org.w3c.dom.Element;

/**
 * This class loads and saves information from the groups.xml file
 * 
 * @author <A HREF="mailto:[e-mail]">Jason Johns </A>
 * @author <A HREF="http://www.opennms.org/">OpenNMS </A>
 * 
 * @version 1.1.1.1
 * 
 */
public class GroupsWriter extends XMLWriter {
    /**
     * Default constructor.
     */
    public GroupsWriter(String fileName) throws XMLWriteException {
        super(fileName);
    }

    /**
     * Creates a new DOM tree document that represents the data in the
     * collection. This document will be serialized to a file to save the
     * configuration.
     * 
     * @param groups
     *            the information to save
     * @throws XMLWriteException
     *             if cannot handle the xml
     */
    protected void saveDocument(Collection groups) throws XMLWriteException {
        Element root = m_document.createElement("groupinfo");
        m_document.appendChild(root);

        // write the header
        XMLHeader header = new XMLHeader(getVersion(), m_document);
        root.appendChild(header.getHeaderElement());

        if (groups.size() > 0) {
            Element groupsElement = addEmptyElement(root, "groups");

            Object groupsArray[] = groups.toArray();
            for (int i = 0; i < groupsArray.length; i++) {
                Group curGroup = (Group) groupsArray[i];

                Element curGroupElement = addEmptyElement(groupsElement, "group");

                addDataElement(curGroupElement, "groupName", curGroup.getGroupName());

                if (curGroup.getGroupComments() != null && !curGroup.getGroupComments().equals("")) {
                    addDataElement(curGroupElement, "groupComments", curGroup.getGroupComments());
                }

                if (curGroup.getUserCount() > 0) {
                    Element membersElement = addEmptyElement(curGroupElement, "userMembers");

                    List users = curGroup.getUsers();
                    for (int j = 0; j < users.size(); j++) {
                        addDataElement(membersElement, "userID", (String) users.get(j));
                    }
                }

                GroupInfo info = curGroup.getGroupInfo();
                if (info.getDutyScheduleCount() > 0) {
                     Element dutyElement = addEmptyElement(curGroupElement, "dutySchedules");

                     List dutySchedules = info.getDutySchedules();
                     for (int j = 0; j < dutySchedules.size(); j++) {
                         addDataElement(dutyElement, "schedule", dutySchedules.get(j).toString());
                     }
                }
            }
        }

        serializeToFile();
    }
}