versionfile.java

cisco－2950交换机的应用程序的源代码

// Decompiled by Jad v1.5.7g. Copyright 2000 Pavel Kouznetsov.
// Jad home page: http://www.geocities.com/SiliconValley/Bridge/8617/jad.html
// Decompiler options: packimports(3) fieldsfirst ansi 
// Source File Name:   VersionFile.java

package cisco.dsbu.cms.boot.internal;

import cisco.dsbu.cms.boot.internal.util.JreVersion;
import cisco.dsbu.cms.boot.internal.xmllite.CharString;
import cisco.dsbu.cms.boot.internal.xmllite.Handler;
import cisco.dsbu.cms.boot.internal.xmllite.ParseException;
import cisco.dsbu.cms.boot.internal.xmllite.Parser;
import java.io.InputStream;
import java.net.URL;
import java.util.LinkedList;
import java.util.List;

// Referenced classes of package cisco.dsbu.cms.boot.internal:
//            Distribution, VersionXml

class VersionFile
    implements Handler, VersionXml
{

    private URL filesystem;
    private InputStream stream;
    private Exception parseException;
    private JreVersion jreVer;
    private int majVer;
    private List distributions;
    private int numLatest;
    private CharString currElem;

    VersionFile(URL url, InputStream inputstream)
    {
        filesystem = url;
        stream = inputstream;
        distributions = new LinkedList();
    }

    URL getFilesystem()
    {
        return filesystem;
    }

    InputStream getStream()
    {
        return stream;
    }

    int getMajorVersion()
    {
        return majVer;
    }

    JreVersion getJreVersion()
    {
        return jreVer;
    }

    List getDistributions()
    {
        return distributions;
    }

    boolean isContributing()
    {
        return numLatest > 0;
    }

    void updateNumLatest(boolean flag)
    {
        if(flag)
            numLatest++;
        else
            numLatest--;
    }

    void setParseException(Exception exception)
    {
        parseException = exception;
    }

    Exception getParseException()
    {
        return parseException;
    }

    public String toString()
    {
        return "version file from filesystem " + filesystem;
    }

    public void startDocument(Parser parser)
        throws ParseException
    {
    }

    public CharString startElement(Parser parser, CharString charstring)
        throws ParseException
    {
        currElem = null;
        if(charstring.equals(VersionXml.VERSION_FILE))
            currElem = VersionXml.VERSION_FILE;
        else
        if(charstring.equals(VersionXml.MINIMUM_JRE))
            currElem = VersionXml.MINIMUM_JRE;
        else
        if(charstring.equals(VersionXml.MAJOR_VERSION))
            currElem = VersionXml.MAJOR_VERSION;
        else
        if(charstring.equals(VersionXml.DISTRIBUTION))
        {
            currElem = VersionXml.DISTRIBUTION;
            Distribution distribution = new Distribution(this);
            distributions.add(distribution);
            parser.pushHandler(distribution);
        }
        return currElem;
    }

    public void elementData(Parser parser, CharString charstring)
        throws ParseException
    {
        if(currElem == VersionXml.MINIMUM_JRE)
            jreVer = new JreVersion(charstring.toString());
        else
        if(currElem == VersionXml.MAJOR_VERSION)
            majVer = charstring.toInt();
    }

    public void endElement(Parser parser, CharString charstring)
        throws ParseException
    {
    }

    public void endDocument(Parser parser)
        throws ParseException
    {
    }
}