xmlstoragevisitor.java

基于Eclipse RCP开发的管理工具

 /*  
  * Copyright 2006 Marcel Schoffelmeer 
  * 
  * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 
  *    
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS, 
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */

package com.s10r.manager.model;

import org.jdom.Document;
import org.jdom.Element;
import org.jdom.ProcessingInstruction;

import com.s10r.util.DateUtil;

public class XMLStorageVisitor implements DataVisitor
{
    private Document doc;

    private Element entriesElem;
	private Element labelsElem;

    public XMLStorageVisitor()
    {
        doc = new Document();
        
        addStyleSheetRef();

        Element rootElement = new Element("content");
        doc.addContent(rootElement);

        entriesElem = new Element("entries");
        labelsElem = new Element("labels");

        rootElement.addContent(entriesElem);
        rootElement.addContent(labelsElem);
    }

    private void addStyleSheetRef()
    {
        doc.addContent(new ProcessingInstruction("xml-stylesheet",
                "type='text/css' href='stylesheet.css'"));
    }

    public void visit(PasswordEntry entry)
    {
        Element entryElem = new Element("entry");

        addChildElem(entryElem, Storage.NAME_TAG, entry.getName());
        addChildElem(entryElem, Storage.ID_TAG, entry.getId());
        addChildElem(entryElem, Storage.PASSWORD_TAG, entry.getPassword());
        addChildElem(entryElem, Storage.DESCRIPTION_TAG, entry.getDescription());
        addChildElem(entryElem, Storage.USAGECNT_TAG, entry.getUsageCnt());

        if (entry.getCreated() != null)
        {
            addChildElem(entryElem, Storage.CREATED_TAG,
                    DateUtil.format(entry.getCreated()));
        }

        if (entry.getLastUsed() != null)
        {
            addChildElem(entryElem, Storage.LASTUSED_TAG,
                    DateUtil.format(entry.getLastUsed()));
        }

        if (entry.getLastUpdated() != null)
        {
            addChildElem(entryElem, Storage.LASTUPDATED_TAG,
                    DateUtil.format(entry.getLastUpdated()));
        }

        if (entry.getLastUpdatedOnSite() != null)
        {
            addChildElem(entryElem, Storage.LASTUPDATEDONSITE_TAG,
                    DateUtil.format(entry.getLastUpdatedOnSite()));
        }

        if (entry.getUrl() != null)
        {
            addChildElem(entryElem, Storage.URL_TAG, entry.getUrl());
        }
        
        for (ItemLabel label: entry.getLabels())
        {
        	addChildElem(entryElem, Storage.LABEL_TAG, label.getName());
        }

        entriesElem.addContent(entryElem);
    }

    private void addChildElem(Element entryElem, String tag, int value)
    {
        addChildElem(entryElem, tag, "" + value);
    }

    private void addChildElem(Element entryElem, String tag, String value)
    {
        Element elem = new Element(tag);
        elem.setText(value);
        entryElem.addContent(elem);
    }

    public Document getDocument()
    {
        return doc;
    }

	public void visit(ItemLabel label)
	{
        Element labelElem = new Element("label");

        // TODO: remove duplication from entry visit method
        
        addChildElem(labelElem, Storage.NAME_TAG, label.getName());
        addChildElem(labelElem, Storage.DESCRIPTION_TAG, label.getDescription());

        if (label.getCreated() != null)
        {
            addChildElem(labelElem, Storage.CREATED_TAG,
                    DateUtil.format(label.getCreated()));
        }

        if (label.getLastUpdated() != null)
        {
            addChildElem(labelElem, Storage.LASTUPDATED_TAG,
                    DateUtil.format(label.getLastUpdated()));
        }
        
        labelsElem.addContent(labelElem);
	}


}