/** * 初始化SSDB * * @return */ public SSDB init() { Config config = new Config(); config.maxActive = this.maxActive; config.maxIdle = this.maxIdle; config.maxWait = this.maxWait; return SSDBs.pool(this.ipAddress, this.port, this.timeout, config); }
private ObjectPool createConnectionPool( String host, String port, String schema, String user, String password) { PoolableObjectFactory mySqlPoolableObjectFactory = new MySqlPoolableObjectFactory(host, Integer.parseInt(port), schema, user, password); Config config = new GenericObjectPool.Config(); config.maxActive = 10; config.maxWait = 20000; config.maxIdle = 5; config.minIdle = 0; config.testOnBorrow = false; config.testWhileIdle = true; config.timeBetweenEvictionRunsMillis = 10000; config.minEvictableIdleTimeMillis = 60000; GenericObjectPoolFactory genericObjectPoolFactory = new GenericObjectPoolFactory(mySqlPoolableObjectFactory, config); ObjectPool pool = genericObjectPoolFactory.createPool(); return pool; }
private void init() { // ExtServerConfig.init("/Users/tanxiuguang/work/youku/search/src/WEB-INF/conf/ext.conf"); String[] servers = ExtServerConfig.getInstance().getStringArray("REDISSERVERS"); if (servers == null || servers.length <= 0) { logger.error("Error REDISERCERS"); } else { shards = new ArrayList<JedisShardInfo>(); for (String server : servers) { shards.add(new JedisShardInfo(server, DEFAULT_PORT)); } Config config = new Config(); // config.maxActive = 1; // config.whenExhaustedAction = GenericObjectPool.WHEN_EXHAUSTED_FAIL; config.maxActive = 200; config.maxIdle = 40; pool = new ShardedJedisPool(config, shards); } }
/** * Creates a new SessionPool object for the given config. * * @param config holds connection options such as server, user and password, as well as tuning * options as maximum number of connections allowed * @throws IOException If connection could not be established * @throws NullPointerException If config is null */ protected SessionPool(ArcSDEConnectionConfig config) throws IOException { if (config == null) { throw new NullPointerException("parameter config can't be null"); } this.config = config; LOGGER.fine("populating ArcSDE connection pool"); this.seConnectionFactory = createConnectionFactory(); final int minConnections = config.getMinConnections().intValue(); final int maxConnections = config.getMaxConnections().intValue(); if (minConnections > maxConnections) { throw new IllegalArgumentException("pool.minConnections > pool.maxConnections"); } { // configure connection pool Config poolCfg = new Config(); // pool upper limit poolCfg.maxActive = config.getMaxConnections().intValue(); // minimum number of idle objects. MAKE SURE this is 0, otherwise the pool will start // trying to create connections permanently even if there's a connection failure, // ultimately leading to the exhaustion of resources poolCfg.minIdle = 0; // how many connections may be idle at any time? -1 = no limit. We're running an // eviction thread to take care of idle connections (see minEvictableIdleTimeMillis and // timeBetweenEvictionRunsMillis) poolCfg.maxIdle = -1; // When reached the pool upper limit, block and wait for an idle connection for maxWait // milliseconds before failing poolCfg.maxWait = config.getConnTimeOut().longValue(); if (poolCfg.maxWait > 0) { poolCfg.whenExhaustedAction = GenericObjectPool.WHEN_EXHAUSTED_BLOCK; } else { poolCfg.whenExhaustedAction = GenericObjectPool.WHEN_EXHAUSTED_FAIL; } // check connection health at borrowObject()? poolCfg.testOnBorrow = true; // check connection health at returnObject()? poolCfg.testOnReturn = false; // check periodically the health of idle connections and discard them if can't be // validated? poolCfg.testWhileIdle = false; // check health of idle connections every 30 seconds // /poolCfg.timeBetweenEvictionRunsMillis = 30000; // drop connections that have been idle for at least 5 minutes poolCfg.minEvictableIdleTimeMillis = 5 * 60 * 1000; pool = new GenericObjectPool(seConnectionFactory, poolCfg); LOGGER.fine("Created ArcSDE connection pool for " + config); } ISession[] preload = new ISession[minConnections]; try { for (int i = 0; i < minConnections; i++) { preload[i] = (ISession) pool.borrowObject(); if (i == 0) { SeRelease seRelease = preload[i].getRelease(); String sdeDesc = seRelease.getDesc(); int major = seRelease.getMajor(); int minor = seRelease.getMinor(); int bugFix = seRelease.getBugFix(); String desc = "ArcSDE " + major + "." + minor + "." + bugFix + " " + sdeDesc; LOGGER.fine("Connected to " + desc); } } for (int i = 0; i < minConnections; i++) { pool.returnObject(preload[i]); } } catch (Exception e) { close(); if (e instanceof IOException) { throw (IOException) e; } throw (IOException) new IOException().initCause(e); } }
public void contextInitialized(ServletContextEvent sce) { ServletContext servletContext = sce.getServletContext(); String appPath = servletContext.getRealPath("/WEB-INF/sipatra"); String scriptPath = PropertyUtils.getStringProperty(Properties.SIPATRA_PATH_PROPERTY, null, servletContext); if (scriptPath == null) { scriptPath = appPath + "/application.rb"; } else { File file = new File(scriptPath); if (!file.exists()) { _log.error(file.getAbsolutePath() + " does not exist!"); scriptPath = null; } if (file.isFile()) { if (!file.getName().endsWith(".rb")) _log.warn(file.getAbsolutePath() + " is not a ruby file!"); if (file.getParentFile() != null) appPath = file.getParentFile().getAbsolutePath(); else _log.error(file.getAbsolutePath() + " got no parent directory!"); } else if (file.isDirectory()) { appPath = new File(scriptPath).getAbsolutePath(); } } Config conf = new Config(); conf.maxActive = PropertyUtils.getIntegerProperty( Properties.SIPATRA_POOL_MAX_ACTIVE_PROPERTY, -1, servletContext); conf.maxIdle = PropertyUtils.getIntegerProperty( Properties.SIPATRA_POOL_MAX_IDLE_PROPERTY, -1, servletContext); conf.maxWait = PropertyUtils.getIntegerProperty( Properties.SIPATRA_POOL_MAX_WAIT_PROPERTY, -1, servletContext); conf.minIdle = PropertyUtils.getIntegerProperty( Properties.SIPATRA_POOL_MIN_IDLE_PROPERTY, -1, servletContext); conf.minEvictableIdleTimeMillis = PropertyUtils.getLongProperty( Properties.SIPATRA_POOL_MIN_EVICTABLE_PROPERTY, 1000L * 60L * 30L, servletContext); conf.lifo = PropertyUtils.getBooleanProperty(Properties.SIPATRA_POOL_LIFO, false, servletContext); conf.numTestsPerEvictionRun = PropertyUtils.getIntegerProperty( Properties.SIPATRA_POOL_TEST_EVICTION_RUN, 3, servletContext); conf.softMinEvictableIdleTimeMillis = PropertyUtils.getLongProperty( Properties.SIPATRA_POOL_SOFT_MIN_EVICTABLE, -1L, servletContext); conf.testOnBorrow = PropertyUtils.getBooleanProperty( Properties.SIPATRA_POOL_TEST_BORROW, false, servletContext); conf.testOnReturn = PropertyUtils.getBooleanProperty( Properties.SIPATRA_POOL_TEST_RETURN, false, servletContext); conf.testWhileIdle = PropertyUtils.getBooleanProperty(Properties.SIPATRA_POOL_TEST_IDLE, false, servletContext); conf.timeBetweenEvictionRunsMillis = PropertyUtils.getLongProperty(Properties.SIPATRA_POOL_TIME_EVICTION, -1L, servletContext); GenericObjectPool pool = new GenericObjectPool(new JRubyRuntimeFactory(appPath, scriptPath), conf); startPool( pool, PropertyUtils.getIntegerProperty( Properties.SIPATRA_POOL_INIT_POOL_SIZE, 1, servletContext)); servletContext.setAttribute(Attributes.POOL, pool); }