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Microsoft JDBC Driver for SQL Server.
//---------------------------------------------------------------------------------------------------------------------------------
// File: SQLServerSavepoint.java
//
//
// Microsoft JDBC Driver for SQL Server
// Copyright(c) Microsoft Corporation
// All rights reserved.
// MIT License
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files(the ""Software""),
// to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and / or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions :
// The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
// THE SOFTWARE IS PROVIDED *AS IS*, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//---------------------------------------------------------------------------------------------------------------------------------
package com.microsoft.sqlserver.jdbc;
import java.sql.*;
import java.text.MessageFormat;
/**
* SQLServerSavepoint implements JDBC 3.0 savepoints. A savepoint is checkpoint to
* which a transaction can be rolled back. Savepoints are defined relative
* to a connection.
*
* The API javadoc for JDBC API methods that this class implements are not repeated here. Please
* see Sun's JDBC API interfaces javadoc for those details.
*/
public final class SQLServerSavepoint implements Savepoint{
private final String sName;
private final int nId;
private final SQLServerConnection con;
/**
* Create a new savepoint
* @param con the connection
* @param sName the savepoint name
*/
public SQLServerSavepoint(SQLServerConnection con, String sName)
{
this.con = con;
if (sName == null)
{
nId = con.getNextSavepointId();
this.sName = null;
}
else
{
this.sName = sName;
nId = 0;
}
}
public String getSavepointName() throws SQLServerException {
if (sName == null)
SQLServerException.makeFromDriverError(con, null, SQLServerException.getErrString("R_savepointNotNamed"), null, false);
return sName;
}
/**
* Get the savepoint label
* @return the name
*/
public String getLabel() {
if (sName == null)
return "S"+nId;
else
return sName;
}
public boolean isNamed() {
return sName!=null;
}
public int getSavepointId() throws SQLServerException {
if (sName != null)
{
MessageFormat form = new MessageFormat(SQLServerException.getErrString("R_savepointNamed"));
Object[] msgArgs = {new String(sName)};
SQLServerException.makeFromDriverError(con, null, form.format(msgArgs), null, false);
}
return nId;
}
}