package org.litesoft.changemanagement.nonpublic;

import java.io.*;
import java.util.*;

import org.litesoft.changemanagement.*;
import org.litesoft.util.*;

public interface IServerStateChangeSet
{
    public Serializable getSourceUniqueID();

    public String getSourceClassname();

    public Serializable getXtraData( Class pForKey );

    public List<ServerStateChange> getChanges();

    public static class Helper
    {
        public static String toString( Serializable pSourceUniqueID, String pSourceClassname,
                                       Map<String, Serializable> pXtraData, List<ServerStateChange> pChanges )
        {
            StringBuilder zSB = new StringBuilder();
            zSB.append( "ServerStateChanges: " ).append( pSourceUniqueID );
            zSB.append( ' ' ).append( pSourceClassname );
            if ( !pChanges.isEmpty() )
            {
                zSB.append( "\n  Changes:" );
                for ( ServerStateChange zChange : pChanges )
                {
                    zChange.appendTo( zSB.append( "\n    " ) );
                }
            }
            if ( !pXtraData.isEmpty() )
            {
                String[] zKeys = Utils.getSortedKeysAsStrings( pXtraData );
                for ( String zKey : zKeys )
                {
                    zSB.append( "\n    " ).append( zKey ).append( '=' ).append( pXtraData.get( zKey ) );
                }
            }
            return zSB.toString();
        }
    }
}