public void setTable(Table table) {
this.table = table;
if (!Util.isEmpty(table.getIdColumns())) {
deleteSql = DBUtil.deleteSql(table.getName(), table.getIdColumnNames());
}
}
public void deleteByIdColumns(Connection conn, Object o) {
PreparedStatement pstmt = null;
try {
pstmt = conn.prepareStatement(deleteSql);
// set DELETE WHERE PART VALUES
Column[] idColumns = table.getIdColumns();
for (int i = 0; i < idColumns.length; i++) {
Column column = idColumns[i];
ColumnAdapter columnAdapter = column.getAdapter();
columnAdapter.setPreparedStatement(pstmt, i + 1, o);
}
pstmt.executeUpdate();
} catch (SQLException e) {
logger.error("", e);
throw new DBLevelException(e);
} finally {
DBUtil.close(pstmt);
}
}
public void save(Connection conn, Object o) throws EntityExistException, DBLevelException {
PreparedStatement pstmt = null;
try {
pstmt = conn.prepareStatement(insertSql);
Column[] columns = table.getColumns();
for (int i = 0; i < columns.length; i++) {
Column column = columns[i];
ColumnAdapter columnAdapter = column.getAdapter();
columnAdapter.setPreparedStatement(pstmt, i + 1, o);
}
pstmt.executeUpdate();
} catch (SQLException e) {
logger.error("", e);
if (conn != null) {
// violate pk or unique constraints?
if (!Util.isEmpty(table.getIdColumns())) {
boolean isExist = selector.isExistByIdColumns(conn, o);
if (isExist) {
throw new EntityExistException(o);
}
}
if (!Util.isEmpty(table.getUniqueColumns())) {
boolean isExist = selector.isExistByUniqueColumns(conn, o);
if (isExist) {
throw new EntityExistException(o);
}
}
throw new DBLevelException(e);
} else {
throw new DBLevelException(e);
}
} finally {
DBUtil.close(pstmt);
}
}