/*
 * Berkeley DB XML .NET API
 * 
 * Copyright (C) 2007 Jana Business Consulting Ltd. All rights reserved.
 * 
 * For more information, see http://www.janabiz.com.
 * 
 */

using JanaBiz.Db;
using JanaBiz.DbXml;
using JanaBiz.DbXml.Exceptions;

public class SimpleContainerInEnv
{
    public static void Main(string[] args) 
    {
        // The path the directory where you want to place the environment
        // must exist!!
        string environmentPath = "/path/to/environment/directory";

        // Environment configuration is minimal:
        // create + 50MB cache
        // no transactions, logging, or locking
        DbEnvironmentConfig config = new DbEnvironmentConfig();
        config.CacheSize = 50 * 1024;
        config.AllowCreate = true;    
        config.InitializeCache = true;
        config.ErrorWriter = System.Console.Out;
        config.ErrorPrefix = "PREFIX"; 
        
        DbEnvironment dbEnv = null;
        XmlManager mgr = null;
        
        XmlContainer container1 = null;
        XmlContainer container2 = null;
        XmlContainer container3 = null;
        
        try{
        
            dbEnv = new DbEnvironment(environmentPath, config);

            // Create Manager using that environment, no DBXML flags
            mgr = new XmlManager(dbEnv, new XmlManagerConfig());

            // Multiple containers can be opened in the same database environment
            using(container1 = mgr.CreateContainer(null, "myContainer1"))
            {
                using(container2 = mgr.CreateContainer(null, "myContainer2"))
                {
                    using(container3 = mgr.CreateContainer(null, "myContainer3"))
                    {
                        // do work here //
                    }
                }
            }
        }
        catch(DbXmlException e) 
        {
            System.Console.WriteLine(e.ToString());
        }
        finally
        {
            if(container3 != null)
            {
                container3.Close();
            }
            if(container2 != null)
            {
                container2.Close();
            }
            if(container1 != null)
            {
                container1.Close();
            }
            if(mgr != null)
            {
                mgr.Close();
            }
            if(dbEnv != null)
            {
                dbEnv.Close();
            }
        }
    }
}

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