public int insertNewNetwrok(Network n) throws DataAccessException {
PreparedStatement ps = null;
Connection connInventory = null;
int risultato = 0;
if (!exsistNetwork(n)) {
try {
connInventory = DBConnectionManager.inventoryConnectionFactory();
connInventory.setAutoCommit(false);
String sql =
"insert into network(description,mac_address,ip_address,id_item_pc) values(?,?,?,?)";
ps = connInventory.prepareStatement(sql);
ps.setString(1, n.getDescription());
ps.setString(2, n.getMac_address());
ps.setString(3, n.getIp_address());
ps.setInt(4, n.getId_pc());
risultato = ps.executeUpdate();
if (risultato == 1) connInventory.commit();
else connInventory.rollback();
DBConnectionManager.CloseConnection(connInventory);
} catch (SQLException e) {
log.error("insertNewNetwrok: SQL failed", e);
e.printStackTrace();
throw new DataAccessException(e.toString(), e);
} catch (RuntimeException e) {
throw new DataAccessException(e.toString());
} catch (DataLayerException e) {
e.printStackTrace();
} finally {
try {
ps.close();
} catch (SQLException e) {
e.printStackTrace();
}
}
} else {
risultato = -1;
}
return risultato;
}
public List<Network> getNetworks(int id_item_pc) throws DataAccessException {
PreparedStatement ps = null;
ResultSet rs = null;
Connection connInventory = null;
Network net = null;
List<Network> allnetwork = new ArrayList<Network>();
try {
connInventory = DBConnectionManager.inventoryConnectionFactory();
String sql = "select n.* from network n where id_item_pc";
ps = connInventory.prepareStatement(sql);
rs = ps.executeQuery();
while (rs.next()) {
net = new Network();
net.setId(rs.getInt("id"));
net.setDescription(rs.getString("description"));
net.setMac_address(rs.getString("mac_address"));
net.setIp_address(rs.getString("ip_address"));
net.setId_pc(rs.getInt("id_item_pc"));
allnetwork.add(net);
}
ps.close();
rs.close();
DBConnectionManager.CloseConnection(connInventory);
} catch (SQLException e) {
log.error("getNetworks: SQL failed", e);
e.printStackTrace();
throw new DataAccessException(e.toString(), e);
} catch (RuntimeException e) {
throw new DataAccessException(e.toString());
} catch (DataLayerException e) {
e.printStackTrace();
} finally {
try {
ps.close();
rs.close();
} catch (SQLException e) {
e.printStackTrace();
}
}
return allnetwork;
}
public boolean exsistNetwork(Network net) throws DataAccessException {
PreparedStatement ps = null;
Connection connInventory = null;
ResultSet rs = null;
boolean esiste = false;
try {
connInventory = DBConnectionManager.inventoryConnectionFactory();
if (net.getId() > 0) {
String sql = "select id from network where (mac_address = ? or ip_address = ?) and id<>?";
ps = connInventory.prepareStatement(sql);
ps.setString(1, net.getMac_address());
ps.setString(2, net.getIp_address());
ps.setInt(3, net.getId());
} else {
String sql = "select id from network where (mac_address = ? or ip_address = ?)";
ps = connInventory.prepareStatement(sql);
ps.setString(1, net.getMac_address());
ps.setString(2, net.getIp_address());
}
rs = ps.executeQuery();
if (rs.next()) esiste = true;
DBConnectionManager.CloseConnection(connInventory);
} catch (SQLException e) {
log.error("exsistNetwork: SQL failed", e);
e.printStackTrace();
throw new DataAccessException(e.toString(), e);
} catch (RuntimeException e) {
throw new DataAccessException(e.toString());
} catch (DataLayerException e) {
e.printStackTrace();
} finally {
try {
rs.close();
ps.close();
} catch (SQLException e) {
e.printStackTrace();
}
}
return esiste;
}
public int deleteNetwork(Network n) throws DataAccessException {
PreparedStatement ps = null;
Connection connInventory = null;
int risultato = 0;
try {
connInventory = DBConnectionManager.inventoryConnectionFactory();
connInventory.setAutoCommit(false);
String sql = "delete from network where id=?";
ps = connInventory.prepareStatement(sql);
ps.setInt(1, n.getId());
risultato = ps.executeUpdate();
if (risultato > 0) connInventory.commit();
else connInventory.rollback();
DBConnectionManager.CloseConnection(connInventory);
} catch (SQLException e) {
log.error("deleteNetwork: SQL failed", e);
e.printStackTrace();
throw new DataAccessException(e.toString(), e);
} catch (RuntimeException e) {
throw new DataAccessException(e.toString());
} catch (DataLayerException e) {
e.printStackTrace();
} finally {
try {
ps.close();
} catch (SQLException e) {
e.printStackTrace();
}
}
return risultato;
}