use of org.apache.tomcat.dbcp.dbcp2.PoolingConnection in project tomcat by apache.
the class PoolableManagedConnectionFactory method makeObject.
/**
* Uses the configured XAConnectionFactory to create a {@link PoolableManagedConnection}. Throws
* <code>IllegalStateException</code> if the connection factory returns null. Also initializes the connection using
* configured initialization SQL (if provided) and sets up a prepared statement pool associated with the
* PoolableManagedConnection if statement pooling is enabled.
*/
@Override
public synchronized PooledObject<PoolableConnection> makeObject() throws Exception {
Connection conn = getConnectionFactory().createConnection();
if (conn == null) {
throw new IllegalStateException("Connection factory returned null from createConnection");
}
initializeConnection(conn);
if (getPoolStatements()) {
conn = new PoolingConnection(conn);
final GenericKeyedObjectPoolConfig<DelegatingPreparedStatement> config = new GenericKeyedObjectPoolConfig<>();
config.setMaxTotalPerKey(-1);
config.setBlockWhenExhausted(false);
config.setMaxWait(Duration.ZERO);
config.setMaxIdlePerKey(1);
config.setMaxTotal(getMaxOpenPreparedStatements());
final ObjectName dataSourceJmxName = getDataSourceJmxName();
final long connIndex = getConnectionIndex().getAndIncrement();
if (dataSourceJmxName != null) {
final StringBuilder base = new StringBuilder(dataSourceJmxName.toString());
base.append(Constants.JMX_CONNECTION_BASE_EXT);
base.append(connIndex);
config.setJmxNameBase(base.toString());
config.setJmxNamePrefix(Constants.JMX_STATEMENT_POOL_PREFIX);
} else {
config.setJmxEnabled(false);
}
final KeyedObjectPool<PStmtKey, DelegatingPreparedStatement> stmtPool = new GenericKeyedObjectPool<>((PoolingConnection) conn, config);
((PoolingConnection) conn).setStatementPool(stmtPool);
((PoolingConnection) conn).setCacheState(getCacheState());
}
final PoolableManagedConnection pmc = new PoolableManagedConnection(transactionRegistry, conn, getPool(), getDisconnectionSqlCodes(), isFastFailValidation());
pmc.setCacheState(getCacheState());
return new DefaultPooledObject<>(pmc);
}
Aggregations