XMLTask.OverwriteDestination Property

Gets or sets a Boolean that indicates whether the operation overwrites existing destination files.

命名空間: Microsoft.SqlServer.Dts.Tasks.XMLTask
組件: Microsoft.SqlServer.XMLTask (in microsoft.sqlserver.xmltask.dll)

語法

'宣告
Public Property OverwriteDestination As Boolean

public bool OverwriteDestination { get; set; }

public:
virtual property bool OverwriteDestination {
    bool get () sealed;
    void set (bool value) sealed;
}

/** @property */
public final boolean get_OverwriteDestination ()

/** @property */
public final void set_OverwriteDestination (boolean value)

public final function get OverwriteDestination () : boolean

public final function set OverwriteDestination (value : boolean)

屬性值

true if the operation overwrites existing destination files.

備註

The default value for this property is false. This property is available to the XMLTask, regardless of the OperationType value.

範例

The following code example adds an XMLTask to a package, and sets properties using the TaskHost.

using System;
using System.Collections.Generic;
using System.Text;
using Microsoft.SqlServer.Dts.Runtime;
using Microsoft.SqlServer.Dts.Tasks.XMLTask;

namespace XMLTask_API
{
    class Program
        {
        static void Main(string[] args)
            {
                // Set up the objects and tasks.
                Package pkg = new Package();
                Executable exec1 = pkg.Executables.Add("STOCK:XMLTask");
                TaskHost th = exec1 as TaskHost;
                // You can cast the InnerObject to the XmlTask here.
                // XMLTask myTask = th.InnerObject as XMLTask;

                // Create a variable and a FILE connection manager to books.xml.
                Variable resultVar = pkg.Variables.Add("resultVariable", false, "", "Variable for the result");
                ConnectionManager connMgr = pkg.Connections.Add("FILE");
                connMgr.Name = "XMLConnectionManager";
                // The file, Books.xml, is stored on the C:\ drive.
                connMgr.ConnectionString = @"c:\books.xml";

                // Set the XMLTask properties.
                // The first property to set is the OperationType. Depending on the
                // OperationType, different properties are valid.
                // The operation type in this example is VALIDATE.
                th.Properties["OperationType"].SetValue(th, DTSXMLOperation.Validate);
                th.Properties["SourceType"].SetValue(th, DTSXMLSourceType.FileConnection);
                th.Properties["Source"].SetValue(th, connMgr.Name);
                th.Properties["OverwriteDestination"].SetValue(th, true);
                th.Properties["SaveOperationResult"].SetValue(th, true);
                th.Properties["DestinationType"].SetValue(th, DTSXMLSaveResultTo.Variable);
                th.Properties["Destination"].SetValue(th, resultVar.Name);
                th.Properties["SecondOperandType"].SetValue(th, DTSXMLSourceType.DirectInput);
                th.Properties["SecondOperand"].SetValue(th, "<x></x>");
                th.Properties["ValidationType"].SetValue(th, DTSXMLValidationType.DTD);
                th.Properties["FailOnValidationFaile"].SetValue(th, true);
                DTSExecResult valResults = pkg.Validate(pkg.Connections, pkg.Variables, null, null);
                Console.WriteLine("RESULTS: {0}", valResults);
            }
        }
}

Sample Output:

RESULTS: Success

執行緒安全性

Any public static (Shared in Microsoft Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

平台

開發平台

如需受支援的平台清單，請參閱＜安裝 SQL Server 2005 的硬體和軟體需求＞。

目標平台

如需受支援的平台清單，請參閱＜安裝 SQL Server 2005 的硬體和軟體需求＞。

請參閱

參考

XMLTask Class
XMLTask Members
Microsoft.SqlServer.Dts.Tasks.XMLTask Namespace