/** Creates a Pooled connection and adds it to the connection pool. */
private void installConnection() throws EmanagerDatabaseException {
logger.debug("enter");
PooledConnection connection;
try {
connection = poolDataSource.getPooledConnection();
connection.addConnectionEventListener(this);
connection.getConnection().setAutoCommit(false);
synchronized (connectionPool) {
connectionPool.add(connection);
logger.debug("Database connection added.");
}
} catch (SQLException ex) {
logger.fatal("exception caught while obtaining database " + "connection: ex = " + ex);
SQLException ex1 = ex.getNextException();
while (ex1 != null) {
logger.fatal("chained sql exception ex1 = " + ex1);
SQLException nextEx = ex1.getNextException();
ex1 = nextEx;
}
String logString;
EmanagerDatabaseException ede;
logString =
EmanagerDatabaseStatusCode.DatabaseConnectionFailure.getStatusCodeDescription()
+ ex.getMessage();
logger.fatal(logString);
ede =
new EmanagerDatabaseException(
EmanagerDatabaseStatusCode.DatabaseConnectionFailure, logString);
throw ede;
}
}
/**
* @param arg0
* @roseuid 3F4E5F400123
*/
public void connectionClosed(ConnectionEvent event) {
logger.debug("Enter: " + event.getSource());
synchronized (connectionPool) {
if (!SHUTTING_DOWN) {
if (connectionPool.size() < connectionPoolSize) {
logger.debug("Reading Connection: " + event.getSource());
connectionPool.add(event.getSource());
}
}
}
}
private PGStream enableSSL(PGStream pgStream, boolean requireSSL, Properties info, Logger logger)
throws IOException, SQLException {
if (logger.logDebug()) logger.debug(" FE=> SSLRequest");
// Send SSL request packet
pgStream.SendInteger4(8);
pgStream.SendInteger2(1234);
pgStream.SendInteger2(5679);
pgStream.flush();
// Now get the response from the backend, one of N, E, S.
int beresp = pgStream.ReceiveChar();
switch (beresp) {
case 'E':
if (logger.logDebug()) logger.debug(" <=BE SSLError");
// Server doesn't even know about the SSL handshake protocol
if (requireSSL)
throw new PSQLException(
GT.tr("The server does not support SSL."), PSQLState.CONNECTION_FAILURE);
// We have to reconnect to continue.
pgStream.close();
return new PGStream(pgStream.getHost(), pgStream.getPort());
case 'N':
if (logger.logDebug()) logger.debug(" <=BE SSLRefused");
// Server does not support ssl
if (requireSSL)
throw new PSQLException(
GT.tr("The server does not support SSL."), PSQLState.CONNECTION_FAILURE);
return pgStream;
case 'S':
if (logger.logDebug()) logger.debug(" <=BE SSLOk");
// Server supports ssl
Driver.makeSSL(pgStream, info, logger);
return pgStream;
default:
throw new PSQLException(
GT.tr("An error occured while setting up the SSL connection."),
PSQLState.CONNECTION_FAILURE);
}
}
/**
* 采用批方式插入多条数据
*
* @param collection collection
* @throws Exception
*/
public void insertAll(Collection collection) throws Exception {
StringBuffer buffer = new StringBuffer(200);
buffer.append("INSERT INTO LineLoss (");
buffer.append("LineCode,");
buffer.append("R,");
buffer.append("LineLong,");
buffer.append("Volt,");
buffer.append("T,");
buffer.append("ValidStatus,");
buffer.append("Flag,");
buffer.append("Remark ");
buffer.append(") ");
buffer.append("VALUES(?,?,?,?,?,?,?,?)");
if (logger.isDebugEnabled()) {
logger.debug(buffer.toString());
}
dbManager.prepareStatement(buffer.toString());
for (Iterator i = collection.iterator(); i.hasNext(); ) {
LineLossDto lineLossDto = (LineLossDto) i.next();
dbManager.setString(1, lineLossDto.getLineCode());
dbManager.setDouble(2, lineLossDto.getR());
dbManager.setDouble(3, lineLossDto.getLineLong());
dbManager.setDouble(4, lineLossDto.getVolt());
dbManager.setDouble(5, lineLossDto.getT());
dbManager.setString(6, lineLossDto.getValidStatus());
dbManager.setString(7, lineLossDto.getFlag());
dbManager.setString(8, lineLossDto.getRemark());
dbManager.addBatch();
}
dbManager.executePreparedUpdateBatch();
}
/**
* 采用批方式插入多条数据
*
* @param collection collection
* @throws Exception
*/
public void insertAll(Collection collection) throws Exception {
StringBuffer buffer = new StringBuffer(200);
buffer.append("INSERT INTO LwWholeSalePrice (");
buffer.append("PowerClass,");
buffer.append("SaleArea,");
buffer.append("VoltageBegin,");
buffer.append("VoltageEnd,");
buffer.append("Price,");
buffer.append("ValidStatus,");
buffer.append("Flag,");
buffer.append("Remark ");
buffer.append(") ");
buffer.append("VALUES(?,?,?,?,?,?,?,?)");
if (logger.isDebugEnabled()) {
logger.debug(buffer.toString());
}
dbManager.prepareStatement(buffer.toString());
for (Iterator i = collection.iterator(); i.hasNext(); ) {
LwWholeSalePriceDto lwWholeSalePriceDto = (LwWholeSalePriceDto) i.next();
dbManager.setString(1, lwWholeSalePriceDto.getPowerClass());
dbManager.setString(2, lwWholeSalePriceDto.getSaleArea());
dbManager.setDouble(3, lwWholeSalePriceDto.getVoltageBegin());
dbManager.setDouble(4, lwWholeSalePriceDto.getVoltageEnd());
dbManager.setDouble(5, lwWholeSalePriceDto.getPrice());
dbManager.setString(6, lwWholeSalePriceDto.getValidStatus());
dbManager.setString(7, lwWholeSalePriceDto.getFlag());
dbManager.setString(8, lwWholeSalePriceDto.getRemark());
dbManager.addBatch();
}
dbManager.executePreparedUpdateBatch();
}
private void initializeDatabaseContext() throws EmanagerDatabaseException {
logger.debug("Enter");
Properties properties;
SybConnectionPoolDataSource poolDataSource;
properties = new Properties();
poolDataSource = new com.sybase.jdbc2.jdbc.SybConnectionPoolDataSource();
poolDataSource.setUser(userAccount);
poolDataSource.setPassword(password);
poolDataSource.setDatabaseName(databaseName);
poolDataSource.setServerName(databaseHost);
poolDataSource.setPortNumber(connectionPort);
poolDataSource.setDescription(connectionPoolDescription);
properties.put("user", userAccount);
properties.put("password", password);
properties.put("APPLICATIONNAME", clientAppName);
// fix
// hopefully these have defaults
// properties.put("USE_METADATA", userMetaData);
// properties.put("REPEAT_READ", useRepeatRead);
// properties.put("CHARSET_CONVERTER_CLASS", charsetConverter);
properties.put("server", "jdbc:sybase:Tds:" + databaseHost + ":" + connectionPort);
try {
poolDataSource.setConnectionProperties(properties);
// jndiContext.bind("jdbc/protoDB", poolDataSource);
jndiContext.bind(JNDIContextName, poolDataSource);
} catch (Exception ex) {
String logString;
EmanagerDatabaseException ede;
logString =
EmanagerDatabaseStatusCode.UnableToBindJNDIContext.getStatusCodeDescription()
+ ex.getMessage();
logger.fatal(logString);
ede =
new EmanagerDatabaseException(
EmanagerDatabaseStatusCode.UnableToBindJNDIContext, logString);
throw ede;
}
}
/**
* @param arg0
* @roseuid 3F4E5F40012D
*/
public void connectionErrorOccurred(ConnectionEvent event) {
logger.debug("Connection Error " + event.getSQLException().getMessage());
synchronized (connectionPool) {
if (connectionPool.size() <= connectionPoolSize) {
connectionPool.remove(event.getSource());
if (!SHUTTING_DOWN) {
try {
installConnection();
} catch (EmanagerDatabaseException e) {
// noop. can't throw an exception here, so we'll ignore.
// It will surface later.
}
}
}
}
}
@Override
public CloseableIterator<JdbcEntry> getSubCursor(String identifier) {
if (isSub) {
log.debug("Using getSubCursor for " + identifier);
return getSqlCursor(getSql(identifier));
} else {
return getSqlCursor(getFindSql(identifier));
}
}
/**
* 按条件删除数据
*
* @param conditions 查询条件
* @return 删除的行数
* @throws Exception
*/
public int deleteByConditions(String conditions) throws Exception {
StringBuffer buffer = new StringBuffer(100);
buffer.append("DELETE FROM LwWholeSaleSummary WHERE ");
buffer.append(conditions);
if (logger.isDebugEnabled()) {
logger.debug(buffer.toString());
}
int count = dbManager.executeUpdate(buffer.toString());
return count;
}
/** @roseuid 3F3A89D40175 */
public void shutdown() {
logger.debug("Enter");
Iterator iter;
PooledConnection pooledConnection;
SHUTTING_DOWN = true;
iter = connectionPool.iterator();
while (iter.hasNext()) {
pooledConnection = (PooledConnection) iter.next();
try {
if (!pooledConnection.getConnection().isClosed()) {
pooledConnection.getConnection().close();
}
} catch (Exception ex) {
// We don't care what happens here, we're on the way out!
}
}
connectionPool.clear();
}
/**
* 查询满足模糊查询条件的记录数
*
* @param conditions conditions
* @return 满足模糊查询条件的记录数
* @throws Exception
*/
public int getCount(String conditions) throws Exception {
int count = -1;
StringBuffer buffer = new StringBuffer(100);
buffer.append("SELECT count(*) FROM LwWholeSaleSummary WHERE ");
buffer.append(conditions);
if (logger.isDebugEnabled()) {
logger.debug(buffer.toString());
}
ResultSet resultSet = dbManager.executeQuery(buffer.toString());
resultSet.next();
count = dbManager.getInt(resultSet, 1);
resultSet.close();
return count;
}
/**
* 按主键更新一条数据(主键本身无法变更)
*
* @param lwWholeSalePriceDto lwWholeSalePriceDto
* @throws Exception
*/
public void update(LwWholeSalePriceDto lwWholeSalePriceDto) throws Exception {
StringBuffer buffer = new StringBuffer(200);
buffer.append("UPDATE LwWholeSalePrice SET ");
buffer.append("PowerClass = ?, ");
buffer.append("VoltageEnd = ?, ");
buffer.append("Price = ?, ");
buffer.append("ValidStatus = ?, ");
buffer.append("Flag = ?, ");
buffer.append("Remark = ? ");
if (logger.isDebugEnabled()) {
StringBuffer debugBuffer = new StringBuffer(buffer.length() * 4);
debugBuffer.append("UPDATE LwWholeSalePrice SET ");
debugBuffer.append("PowerClass = '" + lwWholeSalePriceDto.getPowerClass() + "', ");
debugBuffer.append("VoltageEnd = " + lwWholeSalePriceDto.getVoltageEnd() + ", ");
debugBuffer.append("Price = " + lwWholeSalePriceDto.getPrice() + ", ");
debugBuffer.append("ValidStatus = '" + lwWholeSalePriceDto.getValidStatus() + "', ");
debugBuffer.append("Flag = '" + lwWholeSalePriceDto.getFlag() + "', ");
debugBuffer.append("Remark = '" + lwWholeSalePriceDto.getRemark() + "' ");
debugBuffer.append("WHERE ");
debugBuffer
.append("SaleArea=")
.append("'")
.append(lwWholeSalePriceDto.getSaleArea())
.append("' AND ");
debugBuffer
.append("VoltageBegin=")
.append("")
.append(lwWholeSalePriceDto.getVoltageBegin())
.append("");
logger.debug(debugBuffer.toString());
}
buffer.append("WHERE ");
buffer.append("SaleArea = ? And ");
buffer.append("VoltageBegin = ?");
dbManager.prepareStatement(buffer.toString());
// 设置更新字段;
dbManager.setString(1, lwWholeSalePriceDto.getPowerClass());
dbManager.setDouble(2, lwWholeSalePriceDto.getVoltageEnd());
dbManager.setDouble(3, lwWholeSalePriceDto.getPrice());
dbManager.setString(4, lwWholeSalePriceDto.getValidStatus());
dbManager.setString(5, lwWholeSalePriceDto.getFlag());
dbManager.setString(6, lwWholeSalePriceDto.getRemark());
// 设置条件字段;
dbManager.setString(7, lwWholeSalePriceDto.getSaleArea());
dbManager.setDouble(8, lwWholeSalePriceDto.getVoltageBegin());
dbManager.executePreparedUpdate();
}
protected boolean executeOnlyIf(Connection con, String q) throws SQLException {
if (q == null) return true;
Statement stmt = null;
try {
stmt = con.createStatement();
q = q.replace("$PREFIX", getPrefix());
LOG.debug(" Executing query " + q);
ResultSet rs = stmt.executeQuery(q);
rs.next();
boolean res = rs.getBoolean(1);
LOG.debug("Result: " + res);
return res;
} catch (SQLException sqe) {
LOG.error(sqe.getMessage() + " from " + q);
throw sqe;
} finally {
try {
if (stmt != null) {
stmt.close();
}
} catch (Exception g) {
}
}
}
/**
* The constructor obtains a ConnectionPoolDataSource reference via JNDI. This datasource is used
* when new database connections need to be established and maintained in some container (pool).
*/
public void initializeConnectionPoolConnections() throws EmanagerDatabaseException {
logger.debug("enter");
try {
poolDataSource = (ConnectionPoolDataSource) jndiContext.lookup(JNDIContextName);
} catch (Exception ex) {
String logString;
EmanagerDatabaseException ede;
logString =
EmanagerDatabaseStatusCode.DatabaseJNDILookupFailure.getStatusCodeDescription()
+ ex.getMessage();
logger.fatal(logString);
ede =
new EmanagerDatabaseException(
EmanagerDatabaseStatusCode.DatabaseJNDILookupFailure, logString);
throw ede;
}
for (int i = 0; i < connectionPoolSize; i++) {
installConnection();
}
}
/**
* 按主键查找一条数据
*
* @param saleArea 趸售区域
* @param voltageBegin 起始电压
* @return LwWholeSalePriceDto
* @throws Exception
*/
public LwWholeSalePriceDto findByPrimaryKey(String saleArea, double voltageBegin)
throws Exception {
StringBuffer buffer = new StringBuffer(200);
// 拼SQL语句
buffer.append("SELECT ");
buffer.append("PowerClass,");
buffer.append("SaleArea,");
buffer.append("VoltageBegin,");
buffer.append("VoltageEnd,");
buffer.append("Price,");
buffer.append("ValidStatus,");
buffer.append("Flag,");
buffer.append("Remark ");
buffer.append("FROM LwWholeSalePrice ");
if (logger.isDebugEnabled()) {
StringBuffer debugBuffer = new StringBuffer(buffer.length() * 4);
debugBuffer.append(buffer.toString());
debugBuffer.append("WHERE ");
debugBuffer.append("SaleArea=").append("'").append(saleArea).append("' AND ");
debugBuffer.append("VoltageBegin=").append("").append(voltageBegin).append("");
logger.debug(debugBuffer.toString());
}
buffer.append("WHERE ");
buffer.append("SaleArea = ? And ");
buffer.append("VoltageBegin = ?");
dbManager.prepareStatement(buffer.toString());
// 设置条件字段;
dbManager.setString(1, saleArea);
dbManager.setDouble(2, voltageBegin);
ResultSet resultSet = dbManager.executePreparedQuery();
LwWholeSalePriceDto lwWholeSalePriceDto = null;
if (resultSet.next()) {
lwWholeSalePriceDto = new LwWholeSalePriceDto();
lwWholeSalePriceDto.setPowerClass(dbManager.getString(resultSet, 1));
lwWholeSalePriceDto.setSaleArea(dbManager.getString(resultSet, 2));
lwWholeSalePriceDto.setVoltageBegin(dbManager.getDouble(resultSet, 3));
lwWholeSalePriceDto.setVoltageEnd(dbManager.getDouble(resultSet, 4));
lwWholeSalePriceDto.setPrice(dbManager.getDouble(resultSet, 5));
lwWholeSalePriceDto.setValidStatus(dbManager.getString(resultSet, 6));
lwWholeSalePriceDto.setFlag(dbManager.getString(resultSet, 7));
lwWholeSalePriceDto.setRemark(dbManager.getString(resultSet, 8));
}
resultSet.close();
return lwWholeSalePriceDto;
}
@Override
public org.mmbase.bridge.Node getNode(final Cloud userCloud, final Document doc) {
String docId = doc.get("number");
if (docId == null) {
throw new IllegalArgumentException("No number found in " + doc);
}
LazyMap m = nodeCache.get(docId); //
if (m == null) {
Map<String, String> keys = new HashMap<String, String>();
for (String keyWord : keyWords) {
keys.put(keyWord, doc.get(keyWord));
}
m = new LazyMap(docId, keys);
nodeCache.put(docId, m);
}
org.mmbase.bridge.Node node =
new MapNode<String>(
m,
new MapNodeManager(userCloud, m) {
@Override
public boolean hasField(String name) {
if (JdbcIndexDefinition.this.key.equals(name)) return true;
return super.hasField(name);
}
@Override
public org.mmbase.bridge.Field getField(String name) {
if (map == null && JdbcIndexDefinition.this.key.equals(name)) {
org.mmbase.core.CoreField fd =
org.mmbase.core.util.Fields.createField(
name,
org.mmbase.core.util.Fields.classToType(Object.class),
org.mmbase.bridge.Field.TYPE_UNKNOWN,
org.mmbase.bridge.Field.STATE_VIRTUAL,
null);
return new org.mmbase.bridge.implementation.BasicField(fd, this);
} else {
return super.getField(name);
}
}
});
if (log.isDebugEnabled()) {
log.debug("Returning node for " + node);
}
return node;
}
/**
* 按主键查找一条数据
*
* @param lineCode 线路名称
* @return LineLossDto
* @throws Exception
*/
public LineLossDto findByPrimaryKey(String lineCode) throws Exception {
StringBuffer buffer = new StringBuffer(200);
// 拼SQL语句
buffer.append("SELECT ");
buffer.append("LineCode,");
buffer.append("R,");
buffer.append("LineLong,");
buffer.append("Volt,");
buffer.append("T,");
buffer.append("ValidStatus,");
buffer.append("Flag,");
buffer.append("Remark ");
buffer.append("FROM LineLoss ");
if (logger.isDebugEnabled()) {
StringBuffer debugBuffer = new StringBuffer(buffer.length() * 4);
debugBuffer.append(buffer.toString());
debugBuffer.append("WHERE ");
debugBuffer.append("LineCode=").append("'").append(lineCode).append("'");
logger.debug(debugBuffer.toString());
}
buffer.append("WHERE ");
buffer.append("LineCode = ?");
dbManager.prepareStatement(buffer.toString());
// 设置条件字段;
dbManager.setString(1, lineCode);
ResultSet resultSet = dbManager.executePreparedQuery();
LineLossDto lineLossDto = null;
if (resultSet.next()) {
lineLossDto = new LineLossDto();
lineLossDto.setLineCode(dbManager.getString(resultSet, 1));
lineLossDto.setR(dbManager.getDouble(resultSet, 2));
lineLossDto.setLineLong(dbManager.getDouble(resultSet, 3));
lineLossDto.setVolt(dbManager.getDouble(resultSet, 4));
lineLossDto.setT(dbManager.getDouble(resultSet, 5));
lineLossDto.setValidStatus(dbManager.getString(resultSet, 6));
lineLossDto.setFlag(dbManager.getString(resultSet, 7));
lineLossDto.setRemark(dbManager.getString(resultSet, 8));
}
resultSet.close();
return lineLossDto;
}
/**
* 按主键删除一条数据
*
* @param lineCode 线路名称
* @throws Exception
*/
public void delete(String lineCode) throws Exception {
StringBuffer buffer = new StringBuffer(100);
buffer.append("DELETE FROM LineLoss ");
if (logger.isDebugEnabled()) {
StringBuffer debugBuffer = new StringBuffer(buffer.length() * 4);
debugBuffer.append(buffer.toString());
debugBuffer.append("WHERE ");
debugBuffer.append("LineCode=").append("'").append(lineCode).append("'");
logger.debug(debugBuffer.toString());
}
buffer.append("WHERE ");
buffer.append("LineCode = ?");
dbManager.prepareStatement(buffer.toString());
// 设置条件字段;
dbManager.setString(1, lineCode);
dbManager.executePreparedUpdate();
}
/**
* 按主键更新一条数据(主键本身无法变更)
*
* @param lineLossDto lineLossDto
* @throws Exception
*/
public void update(LineLossDto lineLossDto) throws Exception {
StringBuffer buffer = new StringBuffer(200);
buffer.append("UPDATE LineLoss SET ");
buffer.append("R = ?, ");
buffer.append("LineLong = ?, ");
buffer.append("Volt = ?, ");
buffer.append("T = ?, ");
buffer.append("ValidStatus = ?, ");
buffer.append("Flag = ?, ");
buffer.append("Remark = ? ");
if (logger.isDebugEnabled()) {
StringBuffer debugBuffer = new StringBuffer(buffer.length() * 4);
debugBuffer.append("UPDATE LineLoss SET ");
debugBuffer.append("R = " + lineLossDto.getR() + ", ");
debugBuffer.append("LineLong = " + lineLossDto.getLineLong() + ", ");
debugBuffer.append("Volt = " + lineLossDto.getVolt() + ", ");
debugBuffer.append("T = " + lineLossDto.getT() + ", ");
debugBuffer.append("ValidStatus = '" + lineLossDto.getValidStatus() + "', ");
debugBuffer.append("Flag = '" + lineLossDto.getFlag() + "', ");
debugBuffer.append("Remark = '" + lineLossDto.getRemark() + "' ");
debugBuffer.append("WHERE ");
debugBuffer.append("LineCode=").append("'").append(lineLossDto.getLineCode()).append("'");
logger.debug(debugBuffer.toString());
}
buffer.append("WHERE ");
buffer.append("LineCode = ?");
dbManager.prepareStatement(buffer.toString());
// 设置更新字段;
dbManager.setDouble(1, lineLossDto.getR());
dbManager.setDouble(2, lineLossDto.getLineLong());
dbManager.setDouble(3, lineLossDto.getVolt());
dbManager.setDouble(4, lineLossDto.getT());
dbManager.setString(5, lineLossDto.getValidStatus());
dbManager.setString(6, lineLossDto.getFlag());
dbManager.setString(7, lineLossDto.getRemark());
// 设置条件字段;
dbManager.setString(8, lineLossDto.getLineCode());
dbManager.executePreparedUpdate();
}
public void run() {
Connection con = null;
Statement stmt = null;
try {
DataSource ds = getDataSource();
con = ds.getConnection();
if (executeOnlyIf(con, onlyIfQuery)) {
stmt = con.createStatement();
if (query != null) {
executeQuery(stmt, query);
} else if (update != null) {
executeUpdate(stmt, update);
} else {
throw new IllegalStateException("Both query and update properties are unset");
}
} else {
LOG.debug("Skipped because of " + onlyIfQuery);
}
} catch (RuntimeException e) {
throw e;
} catch (Throwable t) {
if (ignore.matcher(t.getMessage()).matches()) {
LOG.info("Ignoring " + t.getMessage());
} else {
throw new RuntimeException(t.getMessage(), t);
}
} finally {
try {
if (stmt != null) {
stmt.close();
}
} catch (Exception g) {
}
try {
if (con != null) {
con.close();
}
} catch (Exception g) {
}
}
}
/**
* 按主键删除一条数据
*
* @param lineCode 线路代码
* @param statMonth 统计年月
* @throws Exception
*/
public void delete(String lineCode, String statMonth) throws Exception {
StringBuffer buffer = new StringBuffer(100);
buffer.append("DELETE FROM LwWholeSaleSummary ");
if (logger.isDebugEnabled()) {
StringBuffer debugBuffer = new StringBuffer(buffer.length() * 4);
debugBuffer.append(buffer.toString());
debugBuffer.append("WHERE ");
debugBuffer.append("LineCode=").append("'").append(lineCode).append("' AND ");
debugBuffer.append("StatMonth=").append("'").append(statMonth).append("'");
logger.debug(debugBuffer.toString());
}
buffer.append("WHERE ");
buffer.append("LineCode = ? And ");
buffer.append("StatMonth = ?");
dbManager.prepareStatement(buffer.toString());
// 设置条件字段;
dbManager.setString(1, lineCode);
dbManager.setString(2, statMonth);
dbManager.executePreparedUpdate();
}
/**
* 插入一条数据
*
* @param lineLossDto lineLossDto
* @throws Exception
*/
public void insert(LineLossDto lineLossDto) throws Exception {
StringBuffer buffer = new StringBuffer(200);
buffer.append("INSERT INTO LineLoss (");
buffer.append("LineCode,");
buffer.append("R,");
buffer.append("LineLong,");
buffer.append("Volt,");
buffer.append("T,");
buffer.append("ValidStatus,");
buffer.append("Flag,");
buffer.append("Remark ");
buffer.append(") ");
if (logger.isDebugEnabled()) {
StringBuffer debugBuffer = new StringBuffer(buffer.length() * 4);
debugBuffer.append(buffer.toString());
debugBuffer.append("VALUES(");
debugBuffer.append("'").append(lineLossDto.getLineCode()).append("',");
debugBuffer.append("").append(lineLossDto.getR()).append(",");
debugBuffer.append("").append(lineLossDto.getLineLong()).append(",");
debugBuffer.append("").append(lineLossDto.getVolt()).append(",");
debugBuffer.append("").append(lineLossDto.getT()).append(",");
debugBuffer.append("'").append(lineLossDto.getValidStatus()).append("',");
debugBuffer.append("'").append(lineLossDto.getFlag()).append("',");
debugBuffer.append("'").append(lineLossDto.getRemark()).append("')");
logger.debug(debugBuffer.toString());
}
buffer.append("VALUES(?,?,?,?,?,?,?,?)");
dbManager.prepareStatement(buffer.toString());
dbManager.setString(1, lineLossDto.getLineCode());
dbManager.setDouble(2, lineLossDto.getR());
dbManager.setDouble(3, lineLossDto.getLineLong());
dbManager.setDouble(4, lineLossDto.getVolt());
dbManager.setDouble(5, lineLossDto.getT());
dbManager.setString(6, lineLossDto.getValidStatus());
dbManager.setString(7, lineLossDto.getFlag());
dbManager.setString(8, lineLossDto.getRemark());
dbManager.executePreparedUpdate();
}
/**
* 插入一条数据
*
* @param lwWholeSalePriceDto lwWholeSalePriceDto
* @throws Exception
*/
public void insert(LwWholeSalePriceDto lwWholeSalePriceDto) throws Exception {
StringBuffer buffer = new StringBuffer(200);
buffer.append("INSERT INTO LwWholeSalePrice (");
buffer.append("PowerClass,");
buffer.append("SaleArea,");
buffer.append("VoltageBegin,");
buffer.append("VoltageEnd,");
buffer.append("Price,");
buffer.append("ValidStatus,");
buffer.append("Flag,");
buffer.append("Remark ");
buffer.append(") ");
if (logger.isDebugEnabled()) {
StringBuffer debugBuffer = new StringBuffer(buffer.length() * 4);
debugBuffer.append(buffer.toString());
debugBuffer.append("VALUES(");
debugBuffer.append("'").append(lwWholeSalePriceDto.getPowerClass()).append("',");
debugBuffer.append("'").append(lwWholeSalePriceDto.getSaleArea()).append("',");
debugBuffer.append("").append(lwWholeSalePriceDto.getVoltageBegin()).append(",");
debugBuffer.append("").append(lwWholeSalePriceDto.getVoltageEnd()).append(",");
debugBuffer.append("").append(lwWholeSalePriceDto.getPrice()).append(",");
debugBuffer.append("'").append(lwWholeSalePriceDto.getValidStatus()).append("',");
debugBuffer.append("'").append(lwWholeSalePriceDto.getFlag()).append("',");
debugBuffer.append("'").append(lwWholeSalePriceDto.getRemark()).append("')");
logger.debug(debugBuffer.toString());
}
buffer.append("VALUES(?,?,?,?,?,?,?,?)");
dbManager.prepareStatement(buffer.toString());
dbManager.setString(1, lwWholeSalePriceDto.getPowerClass());
dbManager.setString(2, lwWholeSalePriceDto.getSaleArea());
dbManager.setDouble(3, lwWholeSalePriceDto.getVoltageBegin());
dbManager.setDouble(4, lwWholeSalePriceDto.getVoltageEnd());
dbManager.setDouble(5, lwWholeSalePriceDto.getPrice());
dbManager.setString(6, lwWholeSalePriceDto.getValidStatus());
dbManager.setString(7, lwWholeSalePriceDto.getFlag());
dbManager.setString(8, lwWholeSalePriceDto.getRemark());
dbManager.executePreparedUpdate();
}
/**
* 按主键删除一条数据
*
* @param saleArea 趸售区域
* @param voltageBegin 起始电压
* @throws Exception
*/
public void delete(String saleArea, double voltageBegin) throws Exception {
StringBuffer buffer = new StringBuffer(100);
buffer.append("DELETE FROM LwWholeSalePrice ");
if (logger.isDebugEnabled()) {
StringBuffer debugBuffer = new StringBuffer(buffer.length() * 4);
debugBuffer.append(buffer.toString());
debugBuffer.append("WHERE ");
debugBuffer.append("SaleArea=").append("'").append(saleArea).append("' AND ");
debugBuffer.append("VoltageBegin=").append("").append(voltageBegin).append("");
logger.debug(debugBuffer.toString());
}
buffer.append("WHERE ");
buffer.append("SaleArea = ? And ");
buffer.append("VoltageBegin = ?");
dbManager.prepareStatement(buffer.toString());
// 设置条件字段;
dbManager.setString(1, saleArea);
dbManager.setDouble(2, voltageBegin);
dbManager.executePreparedUpdate();
}
/**
* 按主键删除一条数据
*
* @param userNo 户号
* @param statMonth 账期
* @throws Exception
*/
public void delete(String userNo, String statMonth) throws Exception {
StringBuffer buffer = new StringBuffer(100);
buffer.append("DELETE FROM LwTownIndicator ");
if (logger.isDebugEnabled()) {
StringBuffer debugBuffer = new StringBuffer(buffer.length() * 4);
debugBuffer.append(buffer.toString());
debugBuffer.append("WHERE ");
debugBuffer.append("UserNo=").append("'").append(userNo).append("' AND ");
debugBuffer.append("StatMonth=").append("'").append(statMonth).append("'");
logger.debug(debugBuffer.toString());
}
buffer.append("WHERE ");
buffer.append("UserNo = ? And ");
buffer.append("StatMonth = ?");
dbManager.prepareStatement(buffer.toString());
// 设置条件字段;
dbManager.setString(1, userNo);
dbManager.setString(2, statMonth);
dbManager.executePreparedUpdate();
}
private void sendStartupPacket(PGStream pgStream, String[][] params, Logger logger)
throws IOException {
if (logger.logDebug()) {
String details = "";
for (int i = 0; i < params.length; ++i) {
if (i != 0) details += ", ";
details += params[i][0] + "=" + params[i][1];
}
logger.debug(" FE=> StartupPacket(" + details + ")");
}
/*
* Precalculate message length and encode params.
*/
int length = 4 + 4;
byte[][] encodedParams = new byte[params.length * 2][];
for (int i = 0; i < params.length; ++i) {
encodedParams[i * 2] = params[i][0].getBytes("US-ASCII");
encodedParams[i * 2 + 1] = params[i][1].getBytes("US-ASCII");
length += encodedParams[i * 2].length + 1 + encodedParams[i * 2 + 1].length + 1;
}
length += 1; // Terminating \0
/*
* Send the startup message.
*/
pgStream.SendInteger4(length);
pgStream.SendInteger2(3); // protocol major
pgStream.SendInteger2(0); // protocol minor
for (int i = 0; i < encodedParams.length; ++i) {
pgStream.Send(encodedParams[i]);
pgStream.SendChar(0);
}
pgStream.SendChar(0);
pgStream.flush();
}
public ProtocolConnection openConnectionImpl(
String host, int port, String user, String database, Properties info, Logger logger)
throws SQLException {
// Extract interesting values from the info properties:
// - the SSL setting
boolean requireSSL = (info.getProperty("ssl") != null);
boolean trySSL = requireSSL; // XXX temporary until we revisit the ssl property values
// NOTE: To simplify this code, it is assumed that if we are
// using the V3 protocol, then the database is at least 7.4. That
// eliminates the need to check database versions and maintain
// backward-compatible code here.
//
// Change by Chris Smith <*****@*****.**>
if (logger.logDebug())
logger.debug("Trying to establish a protocol version 3 connection to " + host + ":" + port);
if (!Driver.sslEnabled()) {
if (requireSSL)
throw new PSQLException(
GT.tr("The driver does not support SSL."), PSQLState.CONNECTION_FAILURE);
trySSL = false;
}
//
// Establish a connection.
//
PGStream newStream = null;
try {
newStream = new PGStream(host, port);
// Construct and send an ssl startup packet if requested.
if (trySSL) newStream = enableSSL(newStream, requireSSL, info, logger);
// Construct and send a startup packet.
String[][] params = {
{"user", user},
{"database", database},
{"client_encoding", "UNICODE"},
{"DateStyle", "ISO"},
{"extra_float_digits", "2"}
};
sendStartupPacket(newStream, params, logger);
// Do authentication (until AuthenticationOk).
doAuthentication(newStream, user, info.getProperty("password"), logger);
// Do final startup.
ProtocolConnectionImpl protoConnection =
new ProtocolConnectionImpl(newStream, user, database, info, logger);
readStartupMessages(newStream, protoConnection, logger);
// And we're done.
return protoConnection;
} catch (UnsupportedProtocolException upe) {
// Swallow this and return null so ConnectionFactory tries the next protocol.
if (logger.logDebug()) logger.debug("Protocol not supported, abandoning connection.");
try {
newStream.close();
} catch (IOException e) {
}
return null;
} catch (ConnectException cex) {
// Added by Peter Mount <*****@*****.**>
// ConnectException is thrown when the connection cannot be made.
// we trap this an return a more meaningful message for the end user
throw new PSQLException(
GT.tr(
"Connection refused. Check that the hostname and port are correct and that the postmaster is accepting TCP/IP connections."),
PSQLState.CONNECTION_REJECTED,
cex);
} catch (IOException ioe) {
if (newStream != null) {
try {
newStream.close();
} catch (IOException e) {
}
}
throw new PSQLException(
GT.tr("The connection attempt failed."), PSQLState.CONNECTION_UNABLE_TO_CONNECT, ioe);
} catch (SQLException se) {
if (newStream != null) {
try {
newStream.close();
} catch (IOException e) {
}
}
throw se;
}
}
private void readStartupMessages(
PGStream pgStream, ProtocolConnectionImpl protoConnection, Logger logger)
throws IOException, SQLException {
while (true) {
int beresp = pgStream.ReceiveChar();
switch (beresp) {
case 'Z':
// Ready For Query; we're done.
if (pgStream.ReceiveInteger4() != 5)
throw new IOException("unexpected length of ReadyForQuery packet");
char tStatus = (char) pgStream.ReceiveChar();
if (logger.logDebug()) logger.debug(" <=BE ReadyForQuery(" + tStatus + ")");
// Update connection state.
switch (tStatus) {
case 'I':
protoConnection.setTransactionState(ProtocolConnection.TRANSACTION_IDLE);
break;
case 'T':
protoConnection.setTransactionState(ProtocolConnection.TRANSACTION_OPEN);
break;
case 'E':
protoConnection.setTransactionState(ProtocolConnection.TRANSACTION_FAILED);
break;
default:
// Huh?
break;
}
return;
case 'K':
// BackendKeyData
int l_msgLen = pgStream.ReceiveInteger4();
if (l_msgLen != 12)
throw new PSQLException(
GT.tr("Protocol error. Session setup failed."),
PSQLState.CONNECTION_UNABLE_TO_CONNECT);
int pid = pgStream.ReceiveInteger4();
int ckey = pgStream.ReceiveInteger4();
if (logger.logDebug())
logger.debug(" <=BE BackendKeyData(pid=" + pid + ",ckey=" + ckey + ")");
protoConnection.setBackendKeyData(pid, ckey);
break;
case 'E':
// Error
int l_elen = pgStream.ReceiveInteger4();
ServerErrorMessage l_errorMsg =
new ServerErrorMessage(pgStream.ReceiveString(l_elen - 4), logger.getLogLevel());
if (logger.logDebug()) logger.debug(" <=BE ErrorMessage(" + l_errorMsg + ")");
throw new PSQLException(l_errorMsg);
case 'N':
// Warning
int l_nlen = pgStream.ReceiveInteger4();
ServerErrorMessage l_warnMsg =
new ServerErrorMessage(pgStream.ReceiveString(l_nlen - 4), logger.getLogLevel());
if (logger.logDebug()) logger.debug(" <=BE NoticeResponse(" + l_warnMsg + ")");
protoConnection.addWarning(new PSQLWarning(l_warnMsg));
break;
case 'S':
// ParameterStatus
int l_len = pgStream.ReceiveInteger4();
String name = pgStream.ReceiveString();
String value = pgStream.ReceiveString();
if (logger.logDebug())
logger.debug(" <=BE ParameterStatus(" + name + " = " + value + ")");
if (name.equals("server_version")) protoConnection.setServerVersion(value);
else if (name.equals("client_encoding")) {
if (!value.equals("UNICODE"))
throw new PSQLException(
GT.tr("Protocol error. Session setup failed."),
PSQLState.CONNECTION_UNABLE_TO_CONNECT);
pgStream.setEncoding(Encoding.getDatabaseEncoding("UNICODE"));
} else if (name.equals("standard_conforming_strings")) {
if (value.equals("on")) protoConnection.setStandardConformingStrings(true);
else if (value.equals("off")) protoConnection.setStandardConformingStrings(false);
else
throw new PSQLException(
GT.tr("Protocol error. Session setup failed."),
PSQLState.CONNECTION_UNABLE_TO_CONNECT);
}
break;
default:
if (logger.logDebug()) logger.debug("invalid message type=" + (char) beresp);
throw new PSQLException(
GT.tr("Protocol error. Session setup failed."),
PSQLState.CONNECTION_UNABLE_TO_CONNECT);
}
}
}
private void doAuthentication(PGStream pgStream, String user, String password, Logger logger)
throws IOException, SQLException {
// Now get the response from the backend, either an error message
// or an authentication request
while (true) {
int beresp = pgStream.ReceiveChar();
switch (beresp) {
case 'E':
// An error occured, so pass the error message to the
// user.
//
// The most common one to be thrown here is:
// "User authentication failed"
//
int l_elen = pgStream.ReceiveInteger4();
if (l_elen > 30000) {
// if the error length is > than 30000 we assume this is really a v2 protocol
// server, so trigger fallback.
throw new UnsupportedProtocolException();
}
ServerErrorMessage errorMsg =
new ServerErrorMessage(pgStream.ReceiveString(l_elen - 4), logger.getLogLevel());
if (logger.logDebug()) logger.debug(" <=BE ErrorMessage(" + errorMsg + ")");
throw new PSQLException(errorMsg);
case 'R':
// Authentication request.
// Get the message length
int l_msgLen = pgStream.ReceiveInteger4();
// Get the type of request
int areq = pgStream.ReceiveInteger4();
// Process the request.
switch (areq) {
case AUTH_REQ_CRYPT:
{
byte[] rst = new byte[2];
rst[0] = (byte) pgStream.ReceiveChar();
rst[1] = (byte) pgStream.ReceiveChar();
String salt = new String(rst, 0, 2, "US-ASCII");
if (logger.logDebug())
logger.debug(" <=BE AuthenticationReqCrypt(salt='" + salt + "')");
if (password == null)
throw new PSQLException(
GT.tr(
"The server requested password-based authentication, but no password was provided."),
PSQLState.CONNECTION_REJECTED);
String result = UnixCrypt.crypt(salt, password);
byte[] encodedResult = result.getBytes("US-ASCII");
if (logger.logDebug()) logger.debug(" FE=> Password(crypt='" + result + "')");
pgStream.SendChar('p');
pgStream.SendInteger4(4 + encodedResult.length + 1);
pgStream.Send(encodedResult);
pgStream.SendChar(0);
pgStream.flush();
break;
}
case AUTH_REQ_MD5:
{
byte[] md5Salt = pgStream.Receive(4);
if (logger.logDebug()) {
logger.debug(
" <=BE AuthenticationReqMD5(salt=" + Utils.toHexString(md5Salt) + ")");
}
if (password == null)
throw new PSQLException(
GT.tr(
"The server requested password-based authentication, but no password was provided."),
PSQLState.CONNECTION_REJECTED);
byte[] digest = MD5Digest.encode(user, password, md5Salt);
if (logger.logDebug()) {
logger.debug(" FE=> Password(md5digest=" + new String(digest, "US-ASCII") + ")");
}
pgStream.SendChar('p');
pgStream.SendInteger4(4 + digest.length + 1);
pgStream.Send(digest);
pgStream.SendChar(0);
pgStream.flush();
break;
}
case AUTH_REQ_PASSWORD:
{
if (logger.logDebug()) {
logger.debug(" <=BE AuthenticationReqPassword");
logger.debug(" FE=> Password(password=<not shown>)");
}
if (password == null)
throw new PSQLException(
GT.tr(
"The server requested password-based authentication, but no password was provided."),
PSQLState.CONNECTION_REJECTED);
byte[] encodedPassword = password.getBytes("US-ASCII");
pgStream.SendChar('p');
pgStream.SendInteger4(4 + encodedPassword.length + 1);
pgStream.Send(encodedPassword);
pgStream.SendChar(0);
pgStream.flush();
break;
}
case AUTH_REQ_OK:
if (logger.logDebug()) logger.debug(" <=BE AuthenticationOk");
return; // We're done.
default:
if (logger.logDebug())
logger.debug(" <=BE AuthenticationReq (unsupported type " + ((int) areq) + ")");
throw new PSQLException(
GT.tr(
"The authentication type {0} is not supported. Check that you have configured the pg_hba.conf file to include the client''s IP address or subnet, and that it is using an authentication scheme supported by the driver.",
new Integer(areq)),
PSQLState.CONNECTION_REJECTED);
}
break;
default:
throw new PSQLException(
GT.tr("Protocol error. Session setup failed."),
PSQLState.CONNECTION_UNABLE_TO_CONNECT);
}
}
}
/**
* @return Connection
* @roseuid 3F3A5FFD0338
*/
public Connection getConnection() throws EmanagerDatabaseException {
long connectionId;
Connection connection;
PooledConnection pooledConnection;
connection = null;
pooledConnection = null;
connectionId = InvalidConnectionId;
try {
synchronized (connectionPool) {
if (!connectionPool.isEmpty()) {
try {
boolean connectionClosed;
connectionClosed = false;
pooledConnection = (PooledConnection) connectionPool.remove(0);
connection = pooledConnection.getConnection();
connection.clearWarnings();
connectionId = getConnectionID(connection);
connectionClosed = connection.isClosed();
if (connectionId == InvalidConnectionId || connectionClosed == true) {
logger.debug("Pooled connection closed.");
connection = null;
}
} catch (SQLException sqe) {
logger.debug("Pooled connection closed.");
connection = null;
}
}
}
if (connection == null) {
logger.debug("Getting a new connection.");
pooledConnection = poolDataSource.getPooledConnection();
pooledConnection.addConnectionEventListener(this);
connection = pooledConnection.getConnection();
connection.clearWarnings();
connectionId = getConnectionID(connection);
}
} catch (SQLException sqe) {
String logString;
EmanagerDatabaseException ede;
logString =
EmanagerDatabaseStatusCode.UnableToGetPooledConnection.getStatusCodeDescription()
+ sqe.getMessage();
logger.error(logString);
ede =
new EmanagerDatabaseException(
EmanagerDatabaseStatusCode.UnableToGetPooledConnection, logString);
throw ede;
}
if (connectionId == InvalidConnectionId) {
EmanagerDatabaseException ede;
ede =
new EmanagerDatabaseException(
EmanagerDatabaseStatusCode.UnableToGetPooledConnection,
EmanagerDatabaseStatusCode.UnableToGetPooledConnection.getStatusCodeDescription());
throw ede;
}
logger.debug(
"\n*****************************"
+ "\nPooled Connection Init"
+ "\nCon ID:"
+ connectionId
+ "\nCon Object:"
+ pooledConnection
+ "\nPool Object:"
+ connection
+ "\n*****************************");
return connection;
}
