diff options
Diffstat (limited to 'qpid/java/client/src/main/java/org/apache/qpid/client/AMQConnectionDelegate_0_10.java')
| -rw-r--r-- | qpid/java/client/src/main/java/org/apache/qpid/client/AMQConnectionDelegate_0_10.java | 460 |
1 files changed, 460 insertions, 0 deletions
diff --git a/qpid/java/client/src/main/java/org/apache/qpid/client/AMQConnectionDelegate_0_10.java b/qpid/java/client/src/main/java/org/apache/qpid/client/AMQConnectionDelegate_0_10.java new file mode 100644 index 0000000000..d50c9e16fe --- /dev/null +++ b/qpid/java/client/src/main/java/org/apache/qpid/client/AMQConnectionDelegate_0_10.java @@ -0,0 +1,460 @@ +package org.apache.qpid.client; +/* + * + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + * + */ + + +import java.io.IOException; +import java.util.ArrayList; +import java.util.HashMap; +import java.util.List; +import java.util.Map; +import java.util.concurrent.CountDownLatch; + +import javax.jms.ExceptionListener; +import javax.jms.JMSException; +import javax.jms.XASession; + +import org.apache.qpid.AMQException; +import org.apache.qpid.client.failover.FailoverException; +import org.apache.qpid.client.failover.FailoverProtectedOperation; +import org.apache.qpid.configuration.ClientProperties; +import org.apache.qpid.framing.ProtocolVersion; +import org.apache.qpid.jms.BrokerDetails; +import org.apache.qpid.jms.ChannelLimitReachedException; +import org.apache.qpid.jms.Session; +import org.apache.qpid.protocol.AMQConstant; +import org.apache.qpid.transport.Connection; +import org.apache.qpid.transport.ConnectionClose; +import org.apache.qpid.transport.ConnectionException; +import org.apache.qpid.transport.ConnectionListener; +import org.apache.qpid.transport.ConnectionSettings; +import org.apache.qpid.transport.ProtocolVersionException; +import org.apache.qpid.transport.TransportException; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +public class AMQConnectionDelegate_0_10 implements AMQConnectionDelegate, ConnectionListener +{ + /** + * This class logger. + */ + private static final Logger _logger = LoggerFactory.getLogger(AMQConnectionDelegate_0_10.class); + + /** + * The AMQ Connection. + */ + private AMQConnection _conn; + + /** + * The QpidConeection instance that is mapped with thie JMS connection. + */ + org.apache.qpid.transport.Connection _qpidConnection; + private ConnectionException exception = null; + + static + { + // Register any configured SASL client factories. + org.apache.qpid.client.security.DynamicSaslRegistrar.registerSaslProviders(); + } + + //--- constructor + public AMQConnectionDelegate_0_10(AMQConnection conn) + { + _conn = conn; + _qpidConnection = new Connection(); + _qpidConnection.addConnectionListener(this); + } + + /** + * create a Session and start it if required. + */ + public Session createSession(boolean transacted, int acknowledgeMode, int prefetchHigh, int prefetchLow) + throws JMSException + { + _conn.checkNotClosed(); + + if (_conn.channelLimitReached()) + { + throw new ChannelLimitReachedException(_conn.getMaximumChannelCount()); + } + + int channelId = _conn.getNextChannelID(); + AMQSession session; + try + { + session = new AMQSession_0_10(_qpidConnection, _conn, channelId, transacted, acknowledgeMode, prefetchHigh, + prefetchLow); + _conn.registerSession(channelId, session); + if (_conn._started) + { + session.start(); + } + } + catch (Exception e) + { + _logger.error("exception creating session:", e); + throw new JMSAMQException("cannot create session", e); + } + return session; + } + + /** + * Create an XASession with default prefetch values of: + * High = MaxPrefetch + * Low = MaxPrefetch / 2 + * @return XASession + * @throws JMSException + */ + public XASession createXASession() throws JMSException + { + return createXASession((int) _conn.getMaxPrefetch(), (int) _conn.getMaxPrefetch() / 2); + } + + /** + * create an XA Session and start it if required. + */ + public XASession createXASession(int prefetchHigh, int prefetchLow) throws JMSException + { + _conn.checkNotClosed(); + + if (_conn.channelLimitReached()) + { + throw new ChannelLimitReachedException(_conn.getMaximumChannelCount()); + } + + int channelId = _conn.getNextChannelID(); + XASessionImpl session; + try + { + session = new XASessionImpl(_qpidConnection, _conn, channelId, prefetchHigh, prefetchLow); + _conn.registerSession(channelId, session); + if (_conn._started) + { + session.start(); + } + } + catch (Exception e) + { + throw new JMSAMQException("cannot create session", e); + } + return session; + } + + + /** + * Make a connection with the broker + * + * @param brokerDetail The detail of the broker to connect to. + * @throws IOException + * @throws AMQException + */ + public ProtocolVersion makeBrokerConnection(BrokerDetails brokerDetail) throws IOException, AMQException + { + try + { + if (_logger.isDebugEnabled()) + { + _logger.debug("connecting to host: " + brokerDetail.getHost() + + " port: " + brokerDetail.getPort() + " vhost: " + + _conn.getVirtualHost() + " username: " + + _conn.getUsername() + " password: " + + _conn.getPassword()); + } + + ConnectionSettings conSettings = new ConnectionSettings(); + retriveConnectionSettings(conSettings,brokerDetail); + _qpidConnection.connect(conSettings); + + _conn._connected = true; + _conn.setUsername(_qpidConnection.getUserID()); + _conn.setMaximumChannelCount(_qpidConnection.getChannelMax()); + _conn._failoverPolicy.attainedConnection(); + } + catch (ProtocolVersionException pe) + { + return new ProtocolVersion(pe.getMajor(), pe.getMinor()); + } + catch (ConnectionException ce) + { + AMQConstant code = AMQConstant.REPLY_SUCCESS; + if (ce.getClose() != null && ce.getClose().getReplyCode() != null) + { + code = AMQConstant.getConstant(ce.getClose().getReplyCode().getValue()); + } + String msg = "Cannot connect to broker: " + ce.getMessage(); + throw new AMQException(code, msg, ce); + } + + return null; + } + + public void failoverPrep() + { + List<AMQSession> sessions = new ArrayList<AMQSession>(_conn.getSessions().values()); + for (AMQSession s : sessions) + { + s.failoverPrep(); + } + } + + public void resubscribeSessions() throws JMSException, AMQException, FailoverException + { + _logger.info("Resuming connection"); + getQpidConnection().resume(); + List<AMQSession> sessions = new ArrayList<AMQSession>(_conn.getSessions().values()); + _logger.info(String.format("Resubscribing sessions = %s sessions.size=%d", sessions, sessions.size())); + for (AMQSession s : sessions) + { + s.resubscribe(); + } + } + + public void closeConnection(long timeout) throws JMSException, AMQException + { + try + { + _qpidConnection.close(); + } + catch (TransportException e) + { + throw new AMQException(e.getMessage(), e); + } + } + + public void opened(Connection conn) {} + + public void exception(Connection conn, ConnectionException exc) + { + if (exception != null) + { + _logger.error("previous exception", exception); + } + + exception = exc; + } + + public void closed(Connection conn) + { + ConnectionException exc = exception; + exception = null; + + if (exc == null) + { + return; + } + + ConnectionClose close = exc.getClose(); + if (close == null) + { + _conn.getProtocolHandler().setFailoverLatch(new CountDownLatch(1)); + + try + { + if (_conn.firePreFailover(false) && _conn.attemptReconnection()) + { + _conn.failoverPrep(); + _conn.resubscribeSessions(); + _conn.fireFailoverComplete(); + return; + } + } + catch (Exception e) + { + _logger.error("error during failover", e); + } + finally + { + _conn.getProtocolHandler().getFailoverLatch().countDown(); + _conn.getProtocolHandler().setFailoverLatch(null); + } + } + + ExceptionListener listener = _conn._exceptionListener; + if (listener == null) + { + _logger.error("connection exception: " + conn, exc); + } + else + { + String code = null; + if (close != null) + { + code = close.getReplyCode().toString(); + } + + JMSException ex = new JMSException(exc.getMessage(), code); + ex.setLinkedException(exc); + ex.initCause(exc); + listener.onException(ex); + } + } + + public <T, E extends Exception> T executeRetrySupport(FailoverProtectedOperation<T,E> operation) throws E + { + try + { + return operation.execute(); + } + catch (FailoverException e) + { + throw new RuntimeException(e); + } + } + + public int getMaxChannelID() + { + //For a negotiated channelMax N, there are channels 0 to N-1 available. + return _qpidConnection.getChannelMax() - 1; + } + + public int getMinChannelID() + { + return Connection.MIN_USABLE_CHANNEL_NUM; + } + + public ProtocolVersion getProtocolVersion() + { + return ProtocolVersion.v0_10; + } + + private void retriveConnectionSettings(ConnectionSettings conSettings, BrokerDetails brokerDetail) + { + + conSettings.setHost(brokerDetail.getHost()); + conSettings.setPort(brokerDetail.getPort()); + conSettings.setVhost(_conn.getVirtualHost()); + conSettings.setUsername(_conn.getUsername()); + conSettings.setPassword(_conn.getPassword()); + + // ------------ sasl options --------------- + if (brokerDetail.getProperty(BrokerDetails.OPTIONS_SASL_MECHS) != null) + { + conSettings.setSaslMechs( + brokerDetail.getProperty(BrokerDetails.OPTIONS_SASL_MECHS)); + } + + // Sun SASL Kerberos client uses the + // protocol + servername as the service key. + + if (brokerDetail.getProperty(BrokerDetails.OPTIONS_SASL_PROTOCOL_NAME) != null) + { + conSettings.setSaslProtocol( + brokerDetail.getProperty(BrokerDetails.OPTIONS_SASL_PROTOCOL_NAME)); + } + + + if (brokerDetail.getProperty(BrokerDetails.OPTIONS_SASL_SERVER_NAME) != null) + { + conSettings.setSaslServerName( + brokerDetail.getProperty(BrokerDetails.OPTIONS_SASL_SERVER_NAME)); + } + + conSettings.setUseSASLEncryption( + brokerDetail.getBooleanProperty(BrokerDetails.OPTIONS_SASL_ENCRYPTION)); + + // ------------- ssl options --------------------- + conSettings.setUseSSL(brokerDetail.getBooleanProperty(BrokerDetails.OPTIONS_SSL)); + + if (brokerDetail.getProperty(BrokerDetails.OPTIONS_TRUST_STORE) != null) + { + conSettings.setTrustStorePath( + brokerDetail.getProperty(BrokerDetails.OPTIONS_TRUST_STORE)); + } + + if (brokerDetail.getProperty(BrokerDetails.OPTIONS_TRUST_STORE_PASSWORD) != null) + { + conSettings.setTrustStorePassword( + brokerDetail.getProperty(BrokerDetails.OPTIONS_TRUST_STORE_PASSWORD)); + } + + if (brokerDetail.getProperty(BrokerDetails.OPTIONS_KEY_STORE) != null) + { + conSettings.setKeyStorePath( + brokerDetail.getProperty(BrokerDetails.OPTIONS_KEY_STORE)); + } + + if (brokerDetail.getProperty(BrokerDetails.OPTIONS_KEY_STORE_PASSWORD) != null) + { + conSettings.setKeyStorePassword( + brokerDetail.getProperty(BrokerDetails.OPTIONS_KEY_STORE_PASSWORD)); + } + + if (brokerDetail.getProperty(BrokerDetails.OPTIONS_SSL_CERT_ALIAS) != null) + { + conSettings.setCertAlias( + brokerDetail.getProperty(BrokerDetails.OPTIONS_SSL_CERT_ALIAS)); + } + // ---------------------------- + + conSettings.setVerifyHostname(brokerDetail.getBooleanProperty(BrokerDetails.OPTIONS_SSL_VERIFY_HOSTNAME)); + + // Pass client name from connection URL + Map<String, Object> clientProps = new HashMap<String, Object>(); + try + { + clientProps.put("clientName", _conn.getClientID()); + conSettings.setClientProperties(clientProps); + } + catch (JMSException e) + { + // Ignore + } + + if (brokerDetail.getProperty(BrokerDetails.OPTIONS_TCP_NO_DELAY) != null) + { + conSettings.setTcpNodelay( + brokerDetail.getBooleanProperty(BrokerDetails.OPTIONS_TCP_NO_DELAY)); + } + + conSettings.setHeartbeatInterval(getHeartbeatInterval(brokerDetail)); + } + + // The idle_timeout prop is in milisecs while + // the new heartbeat prop is in secs + private int getHeartbeatInterval(BrokerDetails brokerDetail) + { + int heartbeat = 0; + if (brokerDetail.getProperty(BrokerDetails.OPTIONS_IDLE_TIMEOUT) != null) + { + _logger.warn("Broker property idle_timeout=<mili_secs> is deprecated, please use heartbeat=<secs>"); + heartbeat = Integer.parseInt(brokerDetail.getProperty(BrokerDetails.OPTIONS_IDLE_TIMEOUT))/1000; + } + else if (brokerDetail.getProperty(BrokerDetails.OPTIONS_HEARTBEAT) != null) + { + heartbeat = Integer.parseInt(brokerDetail.getProperty(BrokerDetails.OPTIONS_HEARTBEAT)); + } + else if (Integer.getInteger(ClientProperties.IDLE_TIMEOUT_PROP_NAME) != null) + { + heartbeat = Integer.getInteger(ClientProperties.IDLE_TIMEOUT_PROP_NAME)/1000; + _logger.warn("JVM arg -Didle_timeout=<mili_secs> is deprecated, please use -Dqpid.heartbeat=<secs>"); + } + else + { + heartbeat = Integer.getInteger(ClientProperties.HEARTBEAT,ClientProperties.HEARTBEAT_DEFAULT); + } + return heartbeat; + } + + protected org.apache.qpid.transport.Connection getQpidConnection() + { + return _qpidConnection; + } +} |