@Override
protected void doStart() throws Exception {
if (isEndpointTransacted()) {
throw new IllegalArgumentException(
"InOut exchange pattern is incompatible with transacted=true as it cuases a deadlock. Please use transacted=false or InOnly exchange pattern.");
}
if (getConnectionResource() == null) {
throw new IllegalArgumentException(
String.format("ConnectionResource or ConnectionFactory must be configured for %s", this));
}
if (ObjectHelper.isEmpty(getNamedReplyTo())) {
log.debug("No reply to destination is defined. Using temporary destinations.");
} else {
log.debug("Using {} as the reply to destination.", getNamedReplyTo());
}
if (uuidGenerator == null) {
// use the generator configured on the camel context
uuidGenerator = getEndpoint().getCamelContext().getUuidGenerator();
}
if (consumers == null) {
consumers =
new GenericObjectPool<MessageConsumerResources>(new MessageConsumerResourcesFactory());
consumers.setMaxActive(getConsumerCount());
consumers.setMaxIdle(getConsumerCount());
while (consumers.getNumIdle() < consumers.getMaxIdle()) {
consumers.addObject();
}
}
super.doStart();
}
public XsltTransformer() {
super();
transformerPool = new GenericObjectPool(new PooledXsltTransformerFactory());
transformerPool.setMinIdle(MIN_IDLE_TRANSFORMERS);
transformerPool.setMaxIdle(MAX_IDLE_TRANSFORMERS);
transformerPool.setMaxActive(MAX_ACTIVE_TRANSFORMERS);
contextProperties = new HashMap<String, Object>();
}
private static synchronized void initialize(String poolname) {
if (!isInitialized) {
// create worker pool
workerPool = new GenericObjectPool(new RWorkerObjectFactory(poolname));
workerPool.setMaxActive(4);
workerPool.setMaxIdle(4);
workerPool.setTestOnBorrow(true);
workerPool.setTestOnReturn(true);
isInitialized = true;
}
}
/** Initializes DatabaseFactory. */
public static synchronized void init() {
if (dataSource != null) {
return;
}
DatabaseConfig.load();
try {
DatabaseConfig.DATABASE_DRIVER.newInstance();
} catch (Exception e) {
log.fatal("Error obtaining DB driver", e);
throw new Error("DB Driver doesnt exist!");
}
connectionPool = new GenericObjectPool();
if (DatabaseConfig.DATABASE_CONNECTIONS_MIN > DatabaseConfig.DATABASE_CONNECTIONS_MAX) {
log.error(
"Please check your database configuration. Minimum amount of connections is > maximum");
DatabaseConfig.DATABASE_CONNECTIONS_MAX = DatabaseConfig.DATABASE_CONNECTIONS_MIN;
}
connectionPool.setMaxIdle(DatabaseConfig.DATABASE_CONNECTIONS_MIN);
connectionPool.setMaxActive(DatabaseConfig.DATABASE_CONNECTIONS_MAX);
/* test if connection is still valid before returning */
connectionPool.setTestOnBorrow(true);
try {
dataSource = setupDataSource();
Connection c = getConnection();
DatabaseMetaData dmd = c.getMetaData();
databaseName = dmd.getDatabaseProductName();
databaseMajorVersion = dmd.getDatabaseMajorVersion();
databaseMinorVersion = dmd.getDatabaseMinorVersion();
c.close();
} catch (Exception e) {
log.fatal("Error with connection string: " + DatabaseConfig.DATABASE_URL, e);
throw new Error("DatabaseFactory not initialized!");
}
log.info("Successfully connected to database");
}
public static GenericObjectPool getInstance(
String poolName, String driver, final String url, final String user, final String password) {
String key = driver + "%" + poolName + "%" + url + "%" + user + "%" + password;
// log.info("getInstance-key="+key);
if (_pool.get(key) != null) return _pool.get(key);
synchronized (lock) {
if (_pool.get(key) == null) {
try {
Class.forName(driver);
DBLayerInterface dbLayer =
DBLayer.getLayer(
getDBType(url),
new ConnectionProvider() {
public Connection newConnection() throws SQLException {
return DriverManager.getConnection(url, user, password);
}
});
GenericObjectPool p = new ServerObjectPool(new ServantProxyFactoryDB(poolName, dbLayer));
_pool.put(key, p);
p.setMaxIdle(0);
p.setMaxActive(-1);
p.setTestOnBorrow(true);
p.setTestOnReturn(true);
} catch (Exception e) {
throw new RuntimeException(getStackTraceAsString(e));
}
}
return _pool.get(key);
}
}
/**
* Sets the the current maximum number of idle transformer objects allowed in the pool
*
* @param maxIdleTransformers New maximum size to set
*/
public void setMaxIdleTransformers(int maxIdleTransformers) {
transformerPool.setMaxIdle(maxIdleTransformers);
}
private synchronized void registerPool(String username, String password)
throws javax.naming.NamingException {
Map pools = (Map) dsInstanceMap.get(instanceKey);
PoolKey key = getPoolKey(username);
if (!pools.containsKey(key)) {
int maxActive = getDefaultMaxActive();
int maxIdle = getDefaultMaxIdle();
int maxWait = getDefaultMaxWait();
// The source of physical db connections
ConnectionPoolDataSource cpds = this.cpds;
if (cpds == null) {
Context ctx = null;
if (jndiEnvironment == null) {
ctx = new InitialContext();
} else {
ctx = new InitialContext(jndiEnvironment);
}
cpds = (ConnectionPoolDataSource) ctx.lookup(dataSourceName);
}
Object whicheverPool = null;
if (perUserMaxActive != null && perUserMaxActive.containsKey(username)) {
Integer userMax = getPerUserMaxActive(username);
if (userMax != null) {
maxActive = userMax.intValue();
}
userMax = getPerUserMaxIdle(username);
if (userMax != null) {
maxIdle = userMax.intValue();
}
userMax = getPerUserMaxWait(username);
if (userMax != null) {
maxWait = userMax.intValue();
}
// Create an object pool to contain our PooledConnections
GenericObjectPool pool = new GenericObjectPool(null);
pool.setMaxActive(maxActive);
pool.setMaxIdle(maxIdle);
pool.setMaxWait(maxWait);
pool.setWhenExhaustedAction(getWhenExhausted(maxActive, maxWait));
pool.setTestOnBorrow(getTestOnBorrow());
pool.setTestOnReturn(getTestOnReturn());
pool.setTimeBetweenEvictionRunsMillis(getTimeBetweenEvictionRunsMillis());
pool.setNumTestsPerEvictionRun(getNumTestsPerEvictionRun());
pool.setMinEvictableIdleTimeMillis(getMinEvictableIdleTimeMillis());
pool.setTestWhileIdle(getTestWhileIdle());
// Set up the factory we will use (passing the pool associates
// the factory with the pool, so we do not have to do so
// explicitly)
new CPDSConnectionFactory(cpds, pool, validationQuery, username, password);
whicheverPool = pool;
} else {
// use default pool
// Create an object pool to contain our PooledConnections
GenericKeyedObjectPool pool = new GenericKeyedObjectPool(null);
pool.setMaxActive(maxActive);
pool.setMaxIdle(maxIdle);
pool.setMaxWait(maxWait);
pool.setWhenExhaustedAction(getWhenExhausted(maxActive, maxWait));
pool.setTestOnBorrow(getTestOnBorrow());
pool.setTestOnReturn(getTestOnReturn());
pool.setTimeBetweenEvictionRunsMillis(getTimeBetweenEvictionRunsMillis());
pool.setNumTestsPerEvictionRun(getNumTestsPerEvictionRun());
pool.setMinEvictableIdleTimeMillis(getMinEvictableIdleTimeMillis());
pool.setTestWhileIdle(getTestWhileIdle());
// Set up the factory we will use (passing the pool associates
// the factory with the pool, so we do not have to do so
// explicitly)
new KeyedCPDSConnectionFactory(cpds, pool, validationQuery);
whicheverPool = pool;
}
// pools is a FastHashMap set to put the pool in a thread-safe way
pools.put(key, whicheverPool);
}
}