Revision 1129
Added by Jing Tao over 22 years ago
| src/edu/ucsb/nceas/dbadapter/SqlserverAdapter.java | ||
|---|---|---|
| 28 | 28 |
package edu.ucsb.nceas.dbadapter; |
| 29 | 29 |
|
| 30 | 30 |
import java.sql.*; |
| 31 |
import edu.ucsb.nceas.metacat.*; |
|
| 31 | 32 |
|
| 32 | 33 |
/** |
| 33 | 34 |
* The MS SQL Server db adapter implementation. |
| ... | ... | |
| 49 | 50 |
* during the db operation |
| 50 | 51 |
* @return return the generated unique id as a long type |
| 51 | 52 |
*/ |
| 52 |
public long getUniqueID(Connection conn, String tableName)
|
|
| 53 |
public long getUniqueID(String tableName) |
|
| 53 | 54 |
throws SQLException {
|
| 54 | 55 |
long uniqueid = 0; |
| 55 |
Statement stmt = conn.createStatement(); |
|
| 56 |
stmt.execute("SELECT @@IDENTITY");
|
|
| 57 |
ResultSet rs = stmt.getResultSet(); |
|
| 58 |
if ( rs.next() ) {
|
|
| 59 |
uniqueid = rs.getLong(1); |
|
| 56 |
DBConnection conn = null; |
|
| 57 |
int serialNumber = -1; |
|
| 58 |
Statement stmt = null; |
|
| 59 |
try |
|
| 60 |
{
|
|
| 61 |
//check out DBConnection |
|
| 62 |
conn=DBConnectionPool.getDBConnection("SqlserverAdapter.getUniqueID");
|
|
| 63 |
serialNumber=conn.getCheckOutSerialNumber(); |
|
| 64 |
stmt = conn.createStatement(); |
|
| 65 |
stmt.execute("SELECT @@IDENTITY");
|
|
| 66 |
ResultSet rs = stmt.getResultSet(); |
|
| 67 |
if ( rs.next() ) {
|
|
| 68 |
uniqueid = rs.getLong(1); |
|
| 69 |
} |
|
| 70 |
stmt.close(); |
|
| 60 | 71 |
} |
| 61 |
stmt.close(); |
|
| 72 |
finally |
|
| 73 |
{
|
|
| 74 |
DBConnectionPool.returnDBConnection(conn, serialNumber); |
|
| 75 |
} |
|
| 62 | 76 |
//System.out.println("Unique ID: " + uniqueid);
|
| 63 | 77 |
return uniqueid; |
| 64 | 78 |
} |
Also available in: Unified diff
Using getDBConenction rather than pass connection as parameter.