* Ensure proper release of database cursor

This commit is contained in:
Heng Sin Low 2007-01-10 03:18:17 +00:00
parent 58459b1de2
commit e8b2863868
3 changed files with 35 additions and 12 deletions

View File

@ -93,6 +93,7 @@ public class CCachedRowSet extends CachedRowSetImpl implements CachedRowSet
ResultSet rs = stmt.executeQuery(sql);
OracleCachedRowSet crs = new OracleCachedRowSet();
crs.populate(rs);
rs.close();
stmt.close();
return crs;
}

View File

@ -134,9 +134,9 @@ public class CPreparedStatement extends CStatement implements PreparedStatement
}
// Try locally
log.warning("Execute locally");
PreparedStatement pstmt = local_getPreparedStatement (false, null); // shared connection
p_stmt = local_getPreparedStatement (false, null); // shared connection
p_vo.clearParameters(); // re-use of result set
ResultSet rs = pstmt.executeQuery();
ResultSet rs = ((PreparedStatement)p_stmt).executeQuery();
return rs;
} // executeQuery
@ -191,9 +191,9 @@ public class CPreparedStatement extends CStatement implements PreparedStatement
}
// Try locally
log.warning("execute locally");
PreparedStatement pstmt = local_getPreparedStatement (false, null); // shared connection
p_stmt = local_getPreparedStatement (false, null); // shared connection
p_vo.clearParameters(); // re-use of result set
return pstmt.executeUpdate();
return ((PreparedStatement)p_stmt).executeUpdate();
} // executeUpdate
/**
@ -908,6 +908,7 @@ public class CPreparedStatement extends CStatement implements PreparedStatement
//
ResultSet rs = pstmt.executeQuery();
rowSet = CCachedRowSet.getRowSet(rs);
rs.close();
pstmt.close();
pstmt = null;
conn.close();
@ -1023,6 +1024,8 @@ public class CPreparedStatement extends CStatement implements PreparedStatement
rowSet = CCachedRowSet.getRowSet(rs);
pstmt.close();
pstmt = null;
rs.close();
rs = null;
}
catch (Exception ex)
{
@ -1050,15 +1053,15 @@ public class CPreparedStatement extends CStatement implements PreparedStatement
public int remote_executeUpdate()
{
log.finest("Update");
PreparedStatement pstmt = null;
try
{
AdempiereDatabase db = CConnection.get().getDatabase();
if (db == null)
throw new NullPointerException("Remote - No Database");
//
PreparedStatement pstmt = local_getPreparedStatement (false, p_vo.getTrxName());
pstmt = local_getPreparedStatement (false, p_vo.getTrxName());
int result = pstmt.executeUpdate();
pstmt.close();
//
return result;
}
@ -1067,6 +1070,14 @@ public class CPreparedStatement extends CStatement implements PreparedStatement
log.log(Level.SEVERE, p_vo.toString(), ex);
throw new RuntimeException (ex);
}
finally {
if (pstmt != null) {
try {
pstmt.close();
} catch (SQLException e) {}
pstmt = null;
}
}
} // remote_executeUpdate
//remove this commnet if you want use JAVA 6

View File

@ -145,8 +145,8 @@ public class CStatement implements Statement
}
// Try locally
log.warning("execute locally");
Statement stmt = local_getStatement (false, null); // shared connection
return stmt.executeQuery(p_vo.getSql());
p_stmt = local_getStatement (false, null); // shared connection
return p_stmt.executeQuery(p_vo.getSql());
} // executeQuery
@ -191,8 +191,8 @@ public class CStatement implements Statement
}
// Try locally
log.warning("execute locally");
Statement pstmt = local_getStatement (false, null); // shared connection
return pstmt.executeUpdate(p_vo.getSql());
p_stmt = local_getStatement (false, null); // shared connection
return p_stmt.executeUpdate(p_vo.getSql());
} // executeUpdate
/**
@ -717,15 +717,15 @@ public class CStatement implements Statement
public int remote_executeUpdate()
{
log.finest("");
Statement pstmt = null;
try
{
AdempiereDatabase db = CConnection.get().getDatabase();
if (db == null)
throw new NullPointerException("Remote - No Database");
//
Statement pstmt = local_getStatement (false, p_vo.getTrxName());
pstmt = local_getStatement (false, p_vo.getTrxName());
int result = pstmt.executeUpdate(p_vo.getSql());
pstmt.close();
//
return result;
}
@ -734,6 +734,16 @@ public class CStatement implements Statement
log.log(Level.SEVERE, p_vo.toString(), ex);
throw new RuntimeException (ex);
}
finally {
if (pstmt != null)
{
try
{
pstmt.close();
} catch (SQLException e){}
pstmt = null;
}
}
} // remote_executeUpdate
/**************************************************************************
@ -884,6 +894,7 @@ public class CStatement implements Statement
//
ResultSet rs = pstmt.executeQuery();
rowSet = CCachedRowSet.getRowSet(rs);
rs.close();
pstmt.close();
pstmt = null;
}