List of usage examples for org.hibernate.cfg Environment isolationLevelToString
@Deprecated public static String isolationLevelToString(int isolation)
From source file:com.glaf.jbpm.connection.DbcpConnectionProvider.java
License:Apache License
@SuppressWarnings({ "rawtypes", "unchecked" }) public void configure(Properties props) throws RuntimeException { String jdbcDriverClass = props.getProperty(Environment.DRIVER); String jdbcUrl = props.getProperty(Environment.URL); Properties connectionProps = ConnectionProviderFactory.getConnectionProperties(props); log.info("DBCP using driver: " + jdbcDriverClass + " at URL: " + jdbcUrl); log.info("Connection properties: " + PropertiesHelper.maskOut(connectionProps, "password")); autocommit = PropertiesHelper.getBoolean(Environment.AUTOCOMMIT, props); log.info("autocommit mode: " + autocommit); if (jdbcDriverClass == null) { log.warn("No JDBC Driver class was specified by property " + Environment.DRIVER); } else {// ww w . j av a 2s . co m try { Class.forName(jdbcDriverClass); } catch (ClassNotFoundException cnfe) { try { ClassUtils.classForName(jdbcDriverClass); } catch (Exception e) { String msg = "JDBC Driver class not found: " + jdbcDriverClass; log.error(msg, e); throw new RuntimeException(msg, e); } } } String dbUser = props.getProperty(Environment.USER); String dbPassword = props.getProperty(Environment.PASS); if (dbUser == null) { dbUser = ""; } if (dbPassword == null) { dbPassword = ""; } Properties properties = new Properties(); for (Iterator<Object> ii = props.keySet().iterator(); ii.hasNext();) { String key = (String) ii.next(); if (key.startsWith("hibernate.dbcp.")) { String newKey = key.substring(15); properties.put(newKey, props.get(key)); } } // Create the actual pool of connections ObjectPool connectionPool = new GenericObjectPool(null); if (props.getProperty("hibernate.connection.maxIdle") != null) { int value = PropertiesHelper.getInt("hibernate.connection.maxIdle", props, 0); if (value > 0) { ((GenericObjectPool) connectionPool).setMaxIdle(value); } } if (props.getProperty("hibernate.connection.minIdle") != null) { int value = PropertiesHelper.getInt("hibernate.connection.minIdle", props, 0); if (value > 0) { ((GenericObjectPool) connectionPool).setMinIdle(value); } } if (props.getProperty("hibernate.connection.maxActive") != null) { int value = PropertiesHelper.getInt("hibernate.connection.maxActive", props, 0); if (value > 0) { ((GenericObjectPool) connectionPool).setMaxActive(value); } } if (props.getProperty("hibernate.connection.maxWait") != null) { int value = PropertiesHelper.getInt("hibernate.connection.maxWait", props, 0); if (value > 0) { ((GenericObjectPool) connectionPool).setMaxWait(value); } } // how often should the evictor run (if ever, default is -1 = off) if (props.getProperty("hibernate.connection.timeBetweenEvictionRunsMillis") != null) { int value = PropertiesHelper.getInt("hibernate.connection.timeBetweenEvictionRunsMillis", props, 0); if (value > 0) { ((GenericObjectPool) connectionPool).setTimeBetweenEvictionRunsMillis(value); // in each eviction run, ecict at least a fourth of "maxIdle" // connections int maxIdle = ((GenericObjectPool) connectionPool).getMaxIdle(); int numTestsPerEvictionRun = (int) Math.ceil(((double) maxIdle / 4)); ((GenericObjectPool) connectionPool).setNumTestsPerEvictionRun(numTestsPerEvictionRun); } } // how long may a connection sit idle in the pool before it may be // evicted if (props.getProperty("hibernate.connection.minEvictableIdleTimeMillis") != null) { int value = PropertiesHelper.getInt("hibernate.connection.minEvictableIdleTimeMillis", props, 0); if (value > 0) { ((GenericObjectPool) connectionPool).setMinEvictableIdleTimeMillis(value); } } // Create a factory to be used by the pool to create the connections ConnectionFactory connectionFactory = new DriverManagerConnectionFactory(jdbcUrl, dbUser, dbPassword); // Create a factory for caching the PreparedStatements KeyedObjectPoolFactory kpf = null; if (props.getProperty("hibernate.connection.maxStatements") != null) { int value = PropertiesHelper.getInt("hibernate.connection.maxStatements", props, 0); if (value > 0) { kpf = new StackKeyedObjectPoolFactory(null, value); } } else { kpf = new StackKeyedObjectPoolFactory(null, 200); } // Wrap the connections and statements with pooled variants try { String testSQL = null; if (props.getProperty("hibernate.connection.testSQL") != null) { testSQL = PropertiesHelper.getString("hibernate.connection.testSQL", props, null); } new PoolableConnectionFactory(connectionFactory, connectionPool, kpf, testSQL, false, false); if (testSQL != null) { ((GenericObjectPool) connectionPool).setTestOnBorrow(true); } } catch (Exception e) { throw new ConnectionPoolException("DBCP", jdbcDriverClass, jdbcUrl, e); } ds = new PoolingDataSource(connectionPool); Connection conn = null; try { conn = ds.getConnection(); if (conn == null) { throw new RuntimeException("DBCP connection pool can't get jdbc connection"); } } catch (SQLException ex) { throw new RuntimeException(ex); } finally { JdbcUtils.close(conn); } String i = props.getProperty(Environment.ISOLATION); if (i == null) { isolation = null; } else { isolation = new Integer(i); log.info("JDBC isolation level: " + Environment.isolationLevelToString(isolation.intValue())); } }
From source file:com.glaf.jbpm.connection.HikariCPConnectionProvider.java
License:Apache License
public void configure(Properties props) throws RuntimeException { Properties properties = new Properties(); properties.putAll(props);/*w w w .ja v a2 s . c o m*/ for (Iterator<?> ii = props.keySet().iterator(); ii.hasNext();) { String key = (String) ii.next(); if (key.startsWith("hikari.")) { String newKey = key.substring(7); properties.put(newKey, props.get(key)); } } String jdbcDriverClass = properties.getProperty(Environment.DRIVER); String jdbcUrl = properties.getProperty(Environment.URL); Properties connectionProps = ConnectionProviderFactory.getConnectionProperties(properties); log.info("HikariCP using driver: " + jdbcDriverClass + " at URL: " + jdbcUrl); log.info("Connection properties: " + PropertiesHelper.maskOut(connectionProps, Environment.PASS)); autocommit = PropertiesHelper.getBoolean(Environment.AUTOCOMMIT, props); log.info("autocommit mode: " + autocommit); if (jdbcDriverClass == null) { log.warn("No JDBC Driver class was specified by property " + Environment.DRIVER); } else { try { Class.forName(jdbcDriverClass); } catch (ClassNotFoundException cnfe) { try { ClassUtils.classForName(jdbcDriverClass); } catch (Exception e) { String msg = "JDBC Driver class not found: " + jdbcDriverClass; log.error(msg, e); throw new RuntimeException(msg, e); } } } try { String validationQuery = properties.getProperty(ConnectionConstants.PROP_VALIDATIONQUERY); Integer initialPoolSize = PropertiesHelper.getInteger(ConnectionConstants.PROP_INITIALSIZE, properties); Integer minPoolSize = PropertiesHelper.getInteger(ConnectionConstants.PROP_MINACTIVE, properties); Integer maxPoolSize = PropertiesHelper.getInteger(ConnectionConstants.PROP_MAXACTIVE, properties); if (initialPoolSize == null && minPoolSize != null) { properties.put(ConnectionConstants.PROP_INITIALSIZE, String.valueOf(minPoolSize).trim()); } Integer maxWait = PropertiesHelper.getInteger(ConnectionConstants.PROP_MAXWAIT, properties); if (maxPoolSize == null) { maxPoolSize = 50; } String dbUser = properties.getProperty(Environment.USER); String dbPassword = properties.getProperty(Environment.PASS); if (dbUser == null) { dbUser = ""; } if (dbPassword == null) { dbPassword = ""; } HikariConfig config = new HikariConfig(); config.setDriverClassName(jdbcDriverClass); config.setJdbcUrl(jdbcUrl); config.setUsername(dbUser); config.setPassword(dbPassword); config.setMaximumPoolSize(maxPoolSize); config.setDataSourceProperties(properties); if (StringUtils.isNotEmpty(validationQuery)) { config.setConnectionTestQuery(validationQuery); } if (maxWait != null) { config.setConnectionTimeout(maxWait * 1000L); } config.setMaxLifetime(1000L * 3600 * 8); String isolationLevel = properties.getProperty(Environment.ISOLATION); if (isolationLevel == null) { isolation = null; } else { isolation = new Integer(isolationLevel); log.info("JDBC isolation level: " + Environment.isolationLevelToString(isolation.intValue())); } if (StringUtils.isNotEmpty(isolationLevel)) { config.setTransactionIsolation(isolationLevel); } ds = new HikariDataSource(config); } catch (Exception ex) { ex.printStackTrace(); log.error("could not instantiate HikariCP connection pool", ex); throw new RuntimeException("Could not instantiate HikariCP connection pool", ex); } }
From source file:com.vladmihalcea.service.impl.StoreServiceImpl.java
License:Apache License
@Override @Transactional(isolation = Isolation.SERIALIZABLE) public void purchase(Long productId) { Product product = entityManager.find(Product.class, 1L); Session session = (Session) entityManager.getDelegate(); session.doWork(new Work() { @Override/* w w w . ja va 2 s .com*/ public void execute(Connection connection) throws SQLException { LOGGER.debug("Transaction isolation level is {}", Environment.isolationLevelToString(connection.getTransactionIsolation())); } }); product.setQuantity(product.getQuantity() - 1); }
From source file:net.sf.jasperreports.data.hibernate.HibernateConnectionProvider.java
License:Open Source License
@Override public void configure(Properties props) throws HibernateException { String driverClass = props.getProperty(Environment.DRIVER); poolSize = PropertiesHelper.getInt(Environment.POOL_SIZE, props, 20); //default pool size 20 log.info("Using Hibernate built-in connection pool (not for production use!)"); log.info("Hibernate connection pool size: " + poolSize); autocommit = PropertiesHelper.getBoolean(Environment.AUTOCOMMIT, props); log.info("autocommit mode: " + autocommit); isolation = PropertiesHelper.getInteger(Environment.ISOLATION, props); if (isolation != null) log.info("JDBC isolation level: " + Environment.isolationLevelToString(isolation.intValue())); if (driverClass == null) { log.warn("no JDBC Driver class was specified by property " + Environment.DRIVER); } else {//from w w w. ja v a2 s . c om try { // trying via forName() first to be as close to DriverManager's semantics // NOTE for JSS: we use the context class loader because it will be able to locate the database drivers // already loaded in our plug-ins or projects driver = (Driver) Class.forName(driverClass, true, Thread.currentThread().getContextClassLoader()) .newInstance(); } catch (Exception e) { try { driver = (Driver) ReflectHelper.classForName(driverClass).newInstance(); } catch (Exception e1) { log.error(e1.getMessage()); throw new HibernateException(e1); } } } url = props.getProperty(Environment.URL); if (url == null) { String msg = "JDBC URL was not specified by property " + Environment.URL; log.error(msg); throw new HibernateException(msg); } connectionProps = ConnectionProviderFactory.getConnectionProperties(props); log.info("using driver: " + driverClass + " at URL: " + url); // if debug level is enabled, then log the password, otherwise mask it if (log.isDebugEnabled()) { log.info("connection properties: " + connectionProps); } else if (log.isInfoEnabled()) { log.info("connection properties: " + PropertiesHelper.maskOut(connectionProps, "password")); } }