/BTSControl/Microsoft.BizTalk.ApplicationDeployment.CommandLine/StartApplicationCommand.cs

namespace Microsoft.BizTalk.ApplicationDeployment.CommandLine

{

    using Microsoft.BizTalk.ApplicationDeployment;

    using Microsoft.BizTalk.ExplorerOM;

    using Microsoft.BizTalk.Log;

    using System;

    using System.Collections.Specialized;

    using System.IO;



    internal sealed class StartApplicationCommand : Command

    {

        public StartApplicationCommand(NameValueCollection nameValueArgs) : base(nameValueArgs)

        {

        }



        public override void Execute()

        {

            BtsCatalogExplorer explorer = null;



            try

            {

                this.Validate();

                string applicationName = base.Args["ApplicationName"];

                string server = base.Args["Server"];

                string database = base.Args["Database"];

                string formattedString = CommandResources.GetFormattedString(

                    CommandResources.ResourceID.StartApplication, new object[] { applicationName, server, database });

                base.WriteLogEntry(LogEntryType.Information, formattedString);

                explorer = new BtsCatalogExplorer();

                explorer.ConnectionString = ParameterHelper.GetConnectionString(server, database);

                Microsoft.BizTalk.ExplorerOM.Application application = explorer.Applications[applicationName];

                if (application == null)

                {

                    throw new ApplicationException("Unable to find application named " + applicationName);

                }

                application.Start(Microsoft.BizTalk.ExplorerOM.ApplicationStartOption.StartAll);

                explorer.SaveChanges();

                formattedString = CommandResources.GetFormattedString(

                    CommandResources.ResourceID.StartApplicationSuccess, new object[] { applicationName });

                base.WriteLogEntry(LogEntryType.Information, formattedString);

                base.commandResult = new CommandResult();

            }

            catch (Exception exception)

            {

                if (explorer != null)

                {

                    try

                    {

                        explorer.DiscardChanges();

                    }

                    catch (Exception)

                    {

                    }

                }

                //Microsoft.BizTalk.ApplicationDeployment.Trace.WriteLine(exception.ToString(), new object[0]);

                base.WriteLogEntry(LogEntryType.Error, exception.Message);

                base.commandResult = new CommandResult(exception);

                if (((exception is OutOfMemoryException) || (exception is ExecutionEngineException)) || (exception is StackOverflowException))

                {

                    throw;

                }

            }

            finally

            {

                if (explorer != null)

                {

                    explorer.Dispose();

                    explorer = null;

                }

            }

        }



        protected override CommandLineArgDescriptorList GetParameterDescriptors()

        {

            CommandLineArgDescriptor[] collection = new CommandLineArgDescriptor[] { 

                new CommandLineArgDescriptor(true, "ApplicationName", CommandResources.GetString(CommandResources.ResourceID.ParamDesc_RequiredApplicationName), CommandLineArgDescriptor.ArgumentType.String, 1, 1), 

                new CommandLineArgDescriptor(true, "Server", CommandResources.GetString(CommandResources.ResourceID.ParamDesc_Server), CommandLineArgDescriptor.ArgumentType.String), 

                new CommandLineArgDescriptor(true, "Database", CommandResources.GetString(CommandResources.ResourceID.ParamDesc_Database), CommandLineArgDescriptor.ArgumentType.String) };

            CommandLineArgDescriptorList list = new CommandLineArgDescriptorList();

            list.AddRange(collection);

            return list;

        }



        public override void Validate()

        {

            ParameterHelper.ValidateServerDatabase(base.Args);

            ParameterHelper.ValidateApplicationName(base.Args);

        }



        public override string Name

        {

            get

            {

                return "StartApp";

            }

        }

    }

}