viewswriter.java

来自「opennms得相关源码 请大家看看」· Java 代码 · 共 140 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.views.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;

/**
 */
public class ViewsWriter extends XMLWriter {
    /**
     */
    public ViewsWriter(String fileName) throws XMLWriteException {
        super(fileName);
    }

    /**
     * This method saves a list of views to the specified file
     * 
     * @exception XMLWriteException
     */
    protected void saveDocument(Collection views) throws XMLWriteException {
        Element root = m_document.createElement("viewinfo");
        m_document.appendChild(root);

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

        if (views.size() > 0) {
            Element viewsElement = addEmptyElement(root, "views");

            Object viewsArray[] = views.toArray();
            for (int i = 0; i < viewsArray.length; i++) {
                View curView = (View) viewsArray[i];

                Element curViewElement = addEmptyElement(viewsElement, "view");

                addDataElement(curViewElement, "name", curView.getViewName());

                if (curView.getViewTitle() != null && !curView.getViewTitle().equals("")) {
                    addDataElement(curViewElement, "title", curView.getViewTitle());
                }

                if (curView.getViewComments() != null && !curView.getViewComments().equals("")) {
                    addDataElement(curViewElement, "comment", curView.getViewComments());
                }

                Element commonElement = addEmptyElement(curViewElement, "common");
                addCDataElement(commonElement, "rule", curView.getCommon());

                List categoryList = curView.getCategories();

                // if no categories don't save them
                if (categoryList.size() > 0) {
                    Element categoryElement = addEmptyElement(curViewElement, "categories");

                    for (int j = 0; j < categoryList.size(); j++) {
                        Category curCategory = (Category) categoryList.get(j);

                        Element curCategoryElement = addEmptyElement(categoryElement, "category");

                        addCDataElement(curCategoryElement, "label", curCategory.getLabel());

                        if (curCategory.getComments() != null && !curCategory.getComments().trim().equals("")) {
                            addCDataElement(curCategoryElement, "categoryComment", curCategory.getComments());
                        }

                        addDataElement(curCategoryElement, "normal", curCategory.getNormal());
                        addDataElement(curCategoryElement, "warning", curCategory.getWarning());

                        // write out any services for the category
                        List services = curCategory.getServices();
                        for (int m = 0; m < services.size(); m++) {
                            addDataElement(curCategoryElement, "service", (String) services.get(m));
                        }

                        addCDataElement(curCategoryElement, "rule", curCategory.getRule());
                    }
                }

                // write out the members
                List userMembers = curView.getUserMembers();
                List groupMembers = curView.getGroupMembers();

                if (userMembers.size() > 0 || groupMembers.size() > 0) {
                    Element membershipElement = addEmptyElement(curViewElement, "membership");

                    for (int k = 0; k < userMembers.size(); k++) {
                        Element userMemberElement = addDataElement(membershipElement, "member", (String) userMembers.get(k));
                        userMemberElement.setAttribute("type", "user");
                    }

                    for (int l = 0; l < groupMembers.size(); l++) {
                        Element groupMemberElement = addDataElement(membershipElement, "member", (String) groupMembers.get(l));
                        groupMemberElement.setAttribute("type", "group");
                    }
                }
            }
        }

        serializeToFile();
    }
}