/**
* This method will be called to insert hashed data values.
*
* @param tableName :Name of the table
* @param columnValues :List of column values
* @param columnNames :List of column names.
* @param jdbcDAO : Database jdbcDAO
* @throws DAOException :DAOException
* @throws SQLException : SQLException
*/
public void insertHashedValues(
String tableName, List<Object> columnValues, List<String> columnNames, JDBCDAO jdbcDAO)
throws DAOException, SQLException {
List<String> columnNamesList = new ArrayList<String>();
ResultSetMetaData metaData;
PreparedStatement stmt = null;
try {
if (columnNames != null && !columnNames.isEmpty()) {
metaData = getMetaData(tableName, columnNames, jdbcDAO);
columnNamesList = columnNames;
} else {
metaData = getMetaDataAndUpdateColumns(tableName, columnNamesList, jdbcDAO);
}
String insertQuery = createInsertQuery(tableName, columnNamesList);
stmt = jdbcDAO.getPreparedStatement(insertQuery);
setStmtIndexValue(columnValues, metaData, stmt);
stmt.executeUpdate();
} catch (SQLException sqlExp) {
logger.error(sqlExp.getMessage(), sqlExp);
ErrorKey errorKey = ErrorKey.getErrorKey("db.operation.error");
throw new DAOException(
errorKey, sqlExp, "HashedDataHandler.java :" + DAOConstants.INSERT_OBJ_ERROR);
}
}
/**
* @return JDBCDAO object.
* @throws DAOException throw DAOException
*/
public JDBCDAO getJDBCDAO() throws DAOException {
JDBCDAO dao = null;
try {
dao = (JDBCDAO) Class.forName(defaultDAOClassName).newInstance();
dao.setConnectionManager(getConnectionManager());
} catch (Exception excp) {
ErrorKey errorKey = ErrorKey.getErrorKey("db.operation.error");
throw new DAOException(errorKey, excp, "DAOFactory.java :");
}
return dao;
}
/**
* This method used to set Date values. to prepared statement
*
* @param stmt :TODO
* @param index :
* @param obj :
* @throws SQLException : SQLException
* @throws DAOException : DAOException
*/
protected void setDateColumns(PreparedStatement stmt, int index, Object obj)
throws SQLException, DAOException {
if (obj != null && obj.toString().equals("##")) {
java.util.Date date = null;
try {
date = Utility.parseDate("1-1-9999", "mm-dd-yyyy");
} catch (ParseException exp) {
// TODO have to replace this by parse key
ErrorKey errorKey = ErrorKey.getErrorKey("db.operation.error");
throw new DAOException(errorKey, exp, "HashedDataHandler.java :");
}
Date sqlDate = new Date(date.getTime());
stmt.setDate(index, sqlDate);
}
}
/**
* @return returns dummy list.
* @throws DAOException throw DAOException when isTestForFail=true
*/
public static List<Object> getList() throws DAOException {
list = new ArrayList<Object>();
if (isTestForFail) {
ErrorKey errorKey = ErrorKey.getErrorKey("db.operation.error");
throw new DAOException(errorKey, new Exception(""), "MyJDAOImpl.java :");
} else if (identifierList) {
list.add(Long.valueOf(1));
list.add(Long.valueOf(2));
list.add(Long.valueOf(3));
} else if (isTestActivityStatus) {
list.add("ActivityStatus");
} else {
Object[] list1 = {"1", "John", "Enterprise"};
Object[] list2 = {"2", "Raghu", "IBM"};
Object[] list3 = {"3", "Bame", "Enterprise"};
list.add(list1);
list.add(list2);
list.add(list3);
}
return (List<Object>) list;
}
/**
* This method will returns the metaData associated to the table specified in tableName and update
* the list columnNames.
*
* @param tableName Name of the table whose metaData is requested
* @param columnNames Table columns
* @param jdbcDAO : Database connections to retrieve meta data.
* @return It will return the metaData associated to the table.
* @throws DAOException : DAOException
*/
protected final ResultSetMetaData getMetaDataAndUpdateColumns(
String tableName, List<String> columnNames, JDBCDAO jdbcDAO) throws DAOException {
ResultSetMetaData metaData;
try {
StringBuffer sqlBuff = new StringBuffer(DAOConstants.TAILING_SPACES);
sqlBuff.append("Select * from ").append(tableName).append(" where 1!=1");
metaData = jdbcDAO.getQueryResultSet(sqlBuff.toString()).getMetaData();
for (int i = 1; i <= metaData.getColumnCount(); i++) {
columnNames.add(metaData.getColumnName(i));
}
} catch (SQLException sqlExp) {
logger.fatal(sqlExp.getMessage(), sqlExp);
ErrorKey errorKey = ErrorKey.getErrorKey("db.operation.error");
throw new DAOException(
errorKey, sqlExp, "HashedDataHandler.java :" + DAOConstants.RS_METADATA_ERROR);
}
return metaData;
}
/**
* This method throws the DAOException.
*
* @throws DAOException throw DAOException.
*/
public static void throwDaoException() throws DAOException {
if (isTestForFail) {
ErrorKey errorKey = ErrorKey.getErrorKey("db.operation.error");
throw new DAOException(errorKey, new Exception(""), "MyJDAOImpl.java :");
}
}