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Posted to commits@activemq.apache.org by js...@apache.org on 2007/03/07 15:14:24 UTC
svn commit: r515576 - in
/activemq/trunk/activemq-ra/src/main/java/org/apache/activemq/ra:
ActiveMQActivationSpec.java ActiveMQResourceAdapter.java
Author: jstrachan
Date: Wed Mar 7 06:14:23 2007
New Revision: 515576
URL: http://svn.apache.org/viewvc?view=rev&rev=515576
Log:
applied modified version of AMQ-1147 (keeping the implementation classes the same name to avoid issues with existing RA configurations)
Added:
activemq/trunk/activemq-ra/src/main/java/org/apache/activemq/ra/ActiveMQActivationSpec.java (with props)
activemq/trunk/activemq-ra/src/main/java/org/apache/activemq/ra/ActiveMQResourceAdapter.java (with props)
Added: activemq/trunk/activemq-ra/src/main/java/org/apache/activemq/ra/ActiveMQActivationSpec.java
URL: http://svn.apache.org/viewvc/activemq/trunk/activemq-ra/src/main/java/org/apache/activemq/ra/ActiveMQActivationSpec.java?view=auto&rev=515576
==============================================================================
--- activemq/trunk/activemq-ra/src/main/java/org/apache/activemq/ra/ActiveMQActivationSpec.java (added)
+++ activemq/trunk/activemq-ra/src/main/java/org/apache/activemq/ra/ActiveMQActivationSpec.java Wed Mar 7 06:14:23 2007
@@ -0,0 +1,722 @@
+/**
+ *
+ * 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.
+ */
+package org.apache.activemq.ra;
+
+import java.beans.IntrospectionException;
+import java.beans.PropertyDescriptor;
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+
+import javax.jms.Queue;
+import javax.jms.Session;
+import javax.jms.Topic;
+import javax.resource.ResourceException;
+import javax.resource.spi.InvalidPropertyException;
+import javax.resource.spi.ResourceAdapter;
+
+import org.apache.activemq.RedeliveryPolicy;
+import org.apache.activemq.command.ActiveMQDestination;
+import org.apache.activemq.command.ActiveMQQueue;
+import org.apache.activemq.command.ActiveMQTopic;
+import org.apache.activemq.selector.SelectorParser;
+
+/**
+ * Configures the inbound JMS consumer specification using ActiveMQ
+ *
+ * @org.apache.xbean.XBean element="activationSpec"
+ *
+ * @version $Revision$ $Date$
+ */
+public class ActiveMQActivationSpec implements MessageActivationSpec, Serializable {
+
+ private static final long serialVersionUID = -7153087544100459975L;
+
+ /** Auto-acknowledge constant for <code>acknowledgeMode</code> property **/
+ public static final String AUTO_ACKNOWLEDGE_MODE = "Auto-acknowledge";
+ /** Dups-ok-acknowledge constant for <code>acknowledgeMode</code> property * */
+ public static final String DUPS_OK_ACKNOWLEDGE_MODE = "Dups-ok-acknowledge";
+ /** Durable constant for <code>subscriptionDurability</code> property * */
+ public static final String DURABLE_SUBSCRIPTION = "Durable";
+ /** NonDurable constant for <code>subscriptionDurability</code> property * */
+ public static final String NON_DURABLE_SUBSCRIPTION = "NonDurable";
+
+ /**
+ *
+ */
+ public static final int INVALID_ACKNOWLEDGE_MODE = -1;
+
+ private transient MessageResourceAdapter resourceAdapter;
+ private String destinationType;
+ private String messageSelector;
+ private String destination;
+ private String acknowledgeMode = AUTO_ACKNOWLEDGE_MODE;
+ private String userName;
+ private String password;
+ private String clientId;
+ private String subscriptionName;
+ private String subscriptionDurability = NON_DURABLE_SUBSCRIPTION;
+ private String noLocal = "false";
+ private String useRAManagedTransaction = "false";
+ private String maxSessions="10";
+ private String maxMessagesPerSessions="10";
+ private String enableBatch = "false";
+ private String maxMessagesPerBatch = "10";
+ private RedeliveryPolicy redeliveryPolicy;
+
+
+ /**
+ * @see javax.resource.spi.ActivationSpec#validate()
+ */
+ public void validate() throws InvalidPropertyException {
+ List errorMessages = new ArrayList();
+ List propsNotSet = new ArrayList();
+ try {
+ if (!isValidDestination(errorMessages))
+ propsNotSet.add(new PropertyDescriptor("destination", ActiveMQActivationSpec.class));
+ if (!isValidDestinationType(errorMessages))
+ propsNotSet.add(new PropertyDescriptor("destinationType", ActiveMQActivationSpec.class));
+ if (!isValidAcknowledgeMode(errorMessages))
+ propsNotSet.add(new PropertyDescriptor("acknowledgeMode", ActiveMQActivationSpec.class));
+ if (!isValidSubscriptionDurability(errorMessages))
+ propsNotSet.add(new PropertyDescriptor("subscriptionDurability", ActiveMQActivationSpec.class));
+ if (!isValidClientId(errorMessages))
+ propsNotSet.add(new PropertyDescriptor("clientId", ActiveMQActivationSpec.class));
+ if (!isValidSubscriptionName(errorMessages))
+ propsNotSet.add(new PropertyDescriptor("subscriptionName", ActiveMQActivationSpec.class));
+ if (!isValidMaxMessagesPerSessions(errorMessages))
+ propsNotSet.add(new PropertyDescriptor("maxMessagesPerSessions", ActiveMQActivationSpec.class));
+ if (!isValidMaxSessions(errorMessages))
+ propsNotSet.add(new PropertyDescriptor("maxSessions", ActiveMQActivationSpec.class));
+ if (!isValidMessageSelector(errorMessages))
+ propsNotSet.add(new PropertyDescriptor("messageSelector", ActiveMQActivationSpec.class));
+ if (!isValidNoLocal(errorMessages))
+ propsNotSet.add(new PropertyDescriptor("noLocal", ActiveMQActivationSpec.class));
+ if (!isValidUseRAManagedTransaction(errorMessages))
+ propsNotSet.add(new PropertyDescriptor("useRAManagedTransaction", ActiveMQActivationSpec.class));
+ if (!isValidEnableBatch(errorMessages))
+ propsNotSet.add(new PropertyDescriptor("enableBatch", ActiveMQActivationSpec.class));
+ if (!isValidMaxMessagesPerBatch(errorMessages))
+ propsNotSet.add(new PropertyDescriptor("maxMessagesPerBatch", ActiveMQActivationSpec.class));
+
+
+ } catch (IntrospectionException e) {
+ e.printStackTrace();
+ }
+
+ if (propsNotSet.size() > 0) {
+ StringBuffer b = new StringBuffer();
+ b.append("Invalid settings:");
+ for (Iterator iter = errorMessages.iterator(); iter.hasNext();) {
+ b.append(" ");
+ b.append(iter.next());
+ }
+ InvalidPropertyException e = new InvalidPropertyException(b.toString());
+ final PropertyDescriptor[] descriptors = (PropertyDescriptor[]) propsNotSet.toArray(new PropertyDescriptor[propsNotSet.size()]);
+ e.setInvalidPropertyDescriptors(descriptors);
+ throw e;
+ }
+ }
+
+ private boolean isValidUseRAManagedTransaction(List errorMessages) {
+ try {
+ new Boolean(noLocal);
+ return true;
+ } catch (Throwable e) {
+ //
+ }
+ errorMessages.add("noLocal must be set to: true or false.");
+ return false;
+ }
+
+ private boolean isValidNoLocal(List errorMessages) {
+ try {
+ new Boolean(noLocal);
+ return true;
+ } catch (Throwable e) {
+ //
+ }
+ errorMessages.add("noLocal must be set to: true or false.");
+ return false;
+ }
+
+ private boolean isValidMessageSelector(List errorMessages) {
+ try {
+ if( !isEmpty(messageSelector) ) {
+ new SelectorParser().parse(messageSelector);
+ }
+ return true;
+ } catch (Throwable e) {
+ errorMessages.add("messageSelector not set to valid message selector: "+e.getMessage());
+ return false;
+ }
+ }
+
+ private boolean isValidMaxSessions(List errorMessages) {
+ try {
+ if( Integer.parseInt(maxSessions) > 0 ) {
+ return true;
+ }
+ } catch (NumberFormatException e) {
+ //
+ }
+ errorMessages.add("maxSessions must be set to number > 0");
+ return false;
+ }
+
+ private boolean isValidMaxMessagesPerSessions(List errorMessages) {
+ try {
+ if( Integer.parseInt(maxMessagesPerSessions) > 0 ) {
+ return true;
+ }
+ } catch (NumberFormatException e) {
+ //
+ }
+ errorMessages.add("maxMessagesPerSessions must be set to number > 0");
+ return false;
+ }
+
+ private boolean isValidMaxMessagesPerBatch(List errorMessages) {
+ try {
+ if( Integer.parseInt(maxMessagesPerBatch) > 0 ) {
+ return true;
+ }
+ } catch (NumberFormatException e) {
+ //
+ }
+ errorMessages.add("maxMessagesPerBatch must be set to number > 0");
+ return false;
+ }
+
+ private boolean isValidEnableBatch(List errorMessages) {
+ try {
+ new Boolean(enableBatch);
+ return true;
+ } catch (Throwable e) {
+ //
+ }
+ errorMessages.add("enableBatch must be set to: true or false");
+ return false;
+ }
+
+ /**
+ * @see javax.resource.spi.ResourceAdapterAssociation#getResourceAdapter()
+ */
+ public ResourceAdapter getResourceAdapter() {
+ return resourceAdapter;
+ }
+
+ /**
+ * @see javax.resource.spi.ResourceAdapterAssociation#setResourceAdapter(javax.resource.spi.ResourceAdapter)
+ */
+ public void setResourceAdapter(ResourceAdapter resourceAdapter) throws ResourceException {
+ //spec section 5.3.3
+ if (this.resourceAdapter != null) {
+ throw new ResourceException("ResourceAdapter already set");
+ }
+ if (!(resourceAdapter instanceof MessageResourceAdapter)) {
+ throw new ResourceException("ResourceAdapter is not of type: " + MessageResourceAdapter.class.getName());
+ }
+ this.resourceAdapter = (MessageResourceAdapter) resourceAdapter;
+ }
+
+
+ /////////////////////////////////////////////////////////////////////////
+ //
+ // Java Bean getters and setters for this ActivationSpec class.
+ //
+ /////////////////////////////////////////////////////////////////////////
+ /**
+ * @return Returns the destinationType.
+ */
+ public String getDestinationType() {
+ if (!isEmpty(destinationType)) {
+ return destinationType;
+ }
+ return null;
+ }
+
+ /**
+ * @param destinationType The destinationType to set.
+ */
+ public void setDestinationType(String destinationType) {
+ this.destinationType = destinationType;
+ }
+
+ /**
+ *
+ */
+ public String getPassword() {
+ if (!isEmpty(password)) {
+ return password;
+ }
+ return null;
+ }
+
+ /**
+ *
+ */
+ public void setPassword(String password) {
+ this.password = password;
+ }
+
+ /**
+ *
+ */
+ public String getUserName() {
+ if (!isEmpty(userName)) {
+ return userName;
+ }
+ return null;
+ }
+
+ /**
+ *
+ */
+ public void setUserName(String userName) {
+ this.userName = userName;
+ }
+
+ /**
+ * @return Returns the messageSelector.
+ */
+ public String getMessageSelector() {
+ if (!isEmpty(messageSelector)) {
+ return messageSelector;
+ }
+ return null;
+ }
+
+ /**
+ * @param messageSelector The messageSelector to set.
+ */
+ public void setMessageSelector(String messageSelector) {
+ this.messageSelector = messageSelector;
+ }
+
+ /**
+ * @return Returns the noLocal.
+ */
+ public String getNoLocal() {
+ return noLocal;
+ }
+
+ /**
+ * @param noLocal The noLocal to set.
+ */
+ public void setNoLocal(String noLocal) {
+ if( noLocal!=null ) {
+ this.noLocal = noLocal;
+ }
+ }
+
+ /**
+ *
+ */
+ public String getAcknowledgeMode() {
+ if (!isEmpty(acknowledgeMode)) {
+ return acknowledgeMode;
+ }
+ return null;
+ }
+
+ /**
+ *
+ */
+ public void setAcknowledgeMode(String acknowledgeMode) {
+ this.acknowledgeMode = acknowledgeMode;
+ }
+
+ /**
+ *
+ */
+ public String getClientId() {
+ if (!isEmpty(clientId)) {
+ return clientId;
+ }
+ return null;
+ }
+
+ /**
+ *
+ */
+ public void setClientId(String clientId) {
+ this.clientId = clientId;
+ }
+
+ /**
+ *
+ */
+ public String getDestination() {
+ if (!isEmpty(destination)) {
+ return destination;
+ }
+ return null;
+ }
+
+ /**
+ *
+ */
+ public void setDestination(String destination) {
+ this.destination = destination;
+ }
+
+ /**
+ *
+ */
+ public String getSubscriptionDurability() {
+ if (!isEmpty(subscriptionDurability)) {
+ return subscriptionDurability;
+ }
+ return null;
+ }
+
+ /**
+ *
+ */
+ public void setSubscriptionDurability(String subscriptionDurability) {
+ this.subscriptionDurability = subscriptionDurability;
+ }
+
+ /**
+ *
+ */
+ public String getSubscriptionName() {
+ if (!isEmpty(subscriptionName)) {
+ return subscriptionName;
+ }
+ return null;
+ }
+
+ /**
+ *
+ */
+ public void setSubscriptionName(String subscriptionName) {
+ this.subscriptionName = subscriptionName;
+ }
+
+ private boolean isValidSubscriptionName(List errorMessages) {
+ if( !isDurableSubscription() ? true : subscriptionName != null && subscriptionName.trim().length() > 0 ) {
+ return true;
+ }
+ errorMessages.add("subscriptionName must be set since durable subscription was requested.");
+ return false;
+ }
+
+ private boolean isValidClientId(List errorMessages) {
+ if( !isDurableSubscription() ? true : clientId != null && clientId.trim().length() > 0 ) {
+ return true;
+ }
+ errorMessages.add("clientId must be set since durable subscription was requested.");
+ return false;
+ }
+
+ /**
+ *
+ */
+ public boolean isDurableSubscription() {
+ return DURABLE_SUBSCRIPTION.equals(subscriptionDurability);
+ }
+
+ private boolean isValidSubscriptionDurability(List errorMessages) {
+ // subscriptionDurability only applies to Topics
+ if ( DURABLE_SUBSCRIPTION.equals(subscriptionDurability) &&
+ getDestinationType() != null && !Topic.class.getName().equals(getDestinationType())) {
+ errorMessages.add("subscriptionDurability cannot be set to: "+DURABLE_SUBSCRIPTION+" when destinationType is set to "+
+ Queue.class.getName()+" as it is only valid when destinationType is set to "+Topic.class.getName()+".");
+ return false;
+ }
+ if (NON_DURABLE_SUBSCRIPTION.equals(subscriptionDurability) || DURABLE_SUBSCRIPTION.equals(subscriptionDurability))
+ return true;
+ errorMessages.add("subscriptionDurability must be set to: "+NON_DURABLE_SUBSCRIPTION+" or "+DURABLE_SUBSCRIPTION+".");
+ return false;
+ }
+
+ private boolean isValidAcknowledgeMode(List errorMessages) {
+ if (AUTO_ACKNOWLEDGE_MODE.equals(acknowledgeMode) || DUPS_OK_ACKNOWLEDGE_MODE.equals(acknowledgeMode))
+ return true;
+ errorMessages.add("acknowledgeMode must be set to: "+AUTO_ACKNOWLEDGE_MODE+" or "+DUPS_OK_ACKNOWLEDGE_MODE+".");
+ return false;
+ }
+
+ private boolean isValidDestinationType(List errorMessages) {
+ if (Queue.class.getName().equals(destinationType) || Topic.class.getName().equals(destinationType))
+ return true;
+ errorMessages.add("destinationType must be set to: "+Queue.class.getName()+" or "+Topic.class.getName()+".");
+ return false;
+ }
+
+ private boolean isValidDestination(List errorMessages) {
+ if(!(destination == null || destination.equals("")))
+ return true;
+ errorMessages.add("destination is a required field and must be set to the destination name.");
+ return false;
+ }
+
+ private boolean isEmpty(String value) {
+ return value == null || "".equals(value.trim());
+ }
+
+ /**
+ *
+ */
+ @Override
+public String toString() {
+ return "ActiveMQActivationSpec{" +
+ "acknowledgeMode='" + acknowledgeMode + "'" +
+ ", destinationType='" + destinationType + "'" +
+ ", messageSelector='" + messageSelector + "'" +
+ ", destination='" + destination + "'" +
+ ", clientId='" + clientId + "'" +
+ ", subscriptionName='" + subscriptionName + "'" +
+ ", subscriptionDurability='" + subscriptionDurability + "'" +
+ "}";
+ }
+
+ public int getAcknowledgeModeForSession() {
+ if( AUTO_ACKNOWLEDGE_MODE.equals(acknowledgeMode) ) {
+ return Session.AUTO_ACKNOWLEDGE;
+ } else if( DUPS_OK_ACKNOWLEDGE_MODE.equals(acknowledgeMode) ) {
+ return Session.DUPS_OK_ACKNOWLEDGE;
+ } else {
+ return INVALID_ACKNOWLEDGE_MODE;
+ }
+ }
+
+ /**
+ * A helper method mostly for use in Dependency Injection containers
+ * which allows you to customize the destination and destinationType properties
+ * from a single ActiveMQDestination POJO
+ */
+ public void setActiveMQDestination(ActiveMQDestination destination) {
+ setDestination(destination.getPhysicalName());
+ if (destination instanceof Queue) {
+ setDestinationType(Queue.class.getName());
+ }
+ else {
+ setDestinationType(Topic.class.getName());
+ }
+ }
+
+ /**
+ *
+ */
+ public ActiveMQDestination createDestination() {
+ if( isEmpty(destinationType) || isEmpty(destination) )
+ return null;
+
+ ActiveMQDestination dest = null;
+ if (Queue.class.getName().equals(destinationType)) {
+ dest = new ActiveMQQueue(destination);
+ } else if (Topic.class.getName().equals(destinationType)) {
+ dest = new ActiveMQTopic(destination);
+ } else {
+ assert false : "Execution should never reach here";
+ }
+ return dest;
+ }
+
+ public String getMaxMessagesPerSessions() {
+ return maxMessagesPerSessions.toString();
+ }
+
+ /**
+ *
+ */
+ public void setMaxMessagesPerSessions(String maxMessagesPerSessions) {
+ if( maxMessagesPerSessions!=null ) {
+ this.maxMessagesPerSessions = maxMessagesPerSessions;
+ }
+ }
+
+ /**
+ *
+ */
+ public String getMaxSessions() {
+ return maxSessions;
+ }
+
+ /**
+ *
+ */
+ public void setMaxSessions(String maxSessions) {
+ if( maxSessions!=null ) {
+ this.maxSessions = maxSessions;
+ }
+ }
+
+ /**
+ *
+ */
+ public String getUseRAManagedTransaction() {
+ return useRAManagedTransaction;
+ }
+
+ /**
+ *
+ */
+ public void setUseRAManagedTransaction(String useRAManagedTransaction) {
+ if( useRAManagedTransaction!=null ) {
+ this.useRAManagedTransaction = useRAManagedTransaction;
+ }
+ }
+
+ /**
+ *
+ */
+ public int getMaxMessagesPerSessionsIntValue() {
+ return Integer.parseInt(maxMessagesPerSessions);
+ }
+
+ /**
+ *
+ */
+ public int getMaxSessionsIntValue() {
+ return Integer.parseInt(maxSessions);
+ }
+
+ public boolean isUseRAManagedTransactionEnabled() {
+ return new Boolean(useRAManagedTransaction).booleanValue();
+ }
+
+ /**
+ *
+ */
+ public boolean getNoLocalBooleanValue() {
+ return new Boolean(noLocal).booleanValue();
+ }
+
+ public String getEnableBatch() {
+ return enableBatch;
+ }
+
+ /**
+ *
+ */
+ public void setEnableBatch(String enableBatch) {
+ if (enableBatch != null) {
+ this.enableBatch = enableBatch;
+ }
+ }
+
+ public boolean getEnableBatchBooleanValue() {
+ return new Boolean(enableBatch).booleanValue();
+ }
+
+ public int getMaxMessagesPerBatchIntValue() {
+ return Integer.parseInt(maxMessagesPerBatch);
+ }
+
+ public String getMaxMessagesPerBatch() {
+ return maxMessagesPerBatch.toString();
+ }
+
+ /**
+ *
+ */
+ public void setMaxMessagesPerBatch(String maxMessagesPerBatch) {
+ if (maxMessagesPerBatch != null) {
+ this.maxMessagesPerBatch = maxMessagesPerBatch;
+ }
+ }
+
+ /**
+ *
+ */
+ public short getBackOffMultiplier() {
+ if (redeliveryPolicy == null) {
+ return 0;
+ }
+ return redeliveryPolicy.getBackOffMultiplier();
+ }
+
+ /**
+ *
+ */
+ public long getInitialRedeliveryDelay() {
+ if (redeliveryPolicy == null) {
+ return 0;
+ }
+ return redeliveryPolicy.getInitialRedeliveryDelay();
+ }
+
+ /**
+ *
+ */
+ public int getMaximumRedeliveries() {
+ if (redeliveryPolicy == null) {
+ return 0;
+ }
+ return redeliveryPolicy.getMaximumRedeliveries();
+ }
+
+ /**
+ *
+ */
+ public boolean isUseExponentialBackOff() {
+ if (redeliveryPolicy == null) {
+ return false;
+ }
+ return redeliveryPolicy.isUseExponentialBackOff();
+ }
+
+ /**
+ *
+ */
+ public void setBackOffMultiplier(short backOffMultiplier) {
+ lazyCreateRedeliveryPolicy().setBackOffMultiplier(backOffMultiplier);
+ }
+
+ /**
+ *
+ */
+ public void setInitialRedeliveryDelay(long initialRedeliveryDelay) {
+ lazyCreateRedeliveryPolicy().setInitialRedeliveryDelay(initialRedeliveryDelay);
+ }
+
+ /**
+ *
+ */
+ public void setMaximumRedeliveries(int maximumRedeliveries) {
+ lazyCreateRedeliveryPolicy().setMaximumRedeliveries(maximumRedeliveries);
+ }
+
+ /**
+ *
+ */
+ public void setUseExponentialBackOff(boolean useExponentialBackOff) {
+ lazyCreateRedeliveryPolicy().setUseExponentialBackOff(useExponentialBackOff);
+ }
+
+ // don't use getter to avoid causing introspection errors in containers
+ /**
+ *
+ */
+ public RedeliveryPolicy redeliveryPolicy() {
+ return redeliveryPolicy;
+ }
+
+ protected RedeliveryPolicy lazyCreateRedeliveryPolicy() {
+ if (redeliveryPolicy == null) {
+ redeliveryPolicy = new RedeliveryPolicy();
+ }
+ return redeliveryPolicy;
+ }
+}
+
Propchange: activemq/trunk/activemq-ra/src/main/java/org/apache/activemq/ra/ActiveMQActivationSpec.java
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Propchange: activemq/trunk/activemq-ra/src/main/java/org/apache/activemq/ra/ActiveMQActivationSpec.java
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svn:keywords = Date Author Id Revision HeadURL
Propchange: activemq/trunk/activemq-ra/src/main/java/org/apache/activemq/ra/ActiveMQActivationSpec.java
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svn:mime-type = text/plain
Added: activemq/trunk/activemq-ra/src/main/java/org/apache/activemq/ra/ActiveMQResourceAdapter.java
URL: http://svn.apache.org/viewvc/activemq/trunk/activemq-ra/src/main/java/org/apache/activemq/ra/ActiveMQResourceAdapter.java?view=auto&rev=515576
==============================================================================
--- activemq/trunk/activemq-ra/src/main/java/org/apache/activemq/ra/ActiveMQResourceAdapter.java (added)
+++ activemq/trunk/activemq-ra/src/main/java/org/apache/activemq/ra/ActiveMQResourceAdapter.java Wed Mar 7 06:14:23 2007
@@ -0,0 +1,593 @@
+/**
+ *
+ * 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.
+ */
+package org.apache.activemq.ra;
+
+import java.io.Serializable;
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.util.HashMap;
+
+import javax.jms.Connection;
+import javax.jms.JMSException;
+import javax.jms.XAConnection;
+import javax.jms.XASession;
+import javax.resource.NotSupportedException;
+import javax.resource.ResourceException;
+import javax.resource.spi.ActivationSpec;
+import javax.resource.spi.BootstrapContext;
+import javax.resource.spi.ResourceAdapterInternalException;
+import javax.resource.spi.endpoint.MessageEndpointFactory;
+import javax.transaction.xa.XAResource;
+
+import org.apache.activemq.ActiveMQConnection;
+import org.apache.activemq.ActiveMQConnectionFactory;
+import org.apache.activemq.RedeliveryPolicy;
+import org.apache.activemq.broker.BrokerFactory;
+import org.apache.activemq.broker.BrokerService;
+import org.apache.activemq.util.ServiceSupport;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
+/**
+ * Knows how to connect to one ActiveMQ server. It can then activate endpoints
+ * and deliver messages to those end points using the connection configure in the
+ * resource adapter. <p/>Must override equals and hashCode (JCA spec 16.4)
+ *
+ * @org.apache.xbean.XBean element="resourceAdapter" rootElement="true"
+ * description="The JCA Resource Adaptor for ActiveMQ"
+ *
+ * @version $Revision$
+ */
+public class ActiveMQResourceAdapter implements MessageResourceAdapter, Serializable {
+
+ private static final long serialVersionUID = -5417363537865649130L;
+ private static final Log log = LogFactory.getLog(ActiveMQResourceAdapter.class);
+
+ private final HashMap endpointWorkers = new HashMap();
+ private final ActiveMQConnectionRequestInfo info = new ActiveMQConnectionRequestInfo();
+
+ private BootstrapContext bootstrapContext;
+ private String brokerXmlConfig;
+ private BrokerService broker;
+ private ActiveMQConnectionFactory connectionFactory;
+
+ /**
+ *
+ */
+ public ActiveMQResourceAdapter() {
+ super();
+ }
+
+ /**
+ * @see javax.resource.spi.ResourceAdapter#start(javax.resource.spi.BootstrapContext)
+ */
+ public void start(BootstrapContext bootstrapContext) throws ResourceAdapterInternalException {
+ this.bootstrapContext = bootstrapContext;
+ if (brokerXmlConfig!=null && brokerXmlConfig.trim().length()>0 ) {
+ try {
+ broker = BrokerFactory.createBroker(new URI(brokerXmlConfig));
+ broker.start();
+ } catch (Throwable e) {
+ throw new ResourceAdapterInternalException("Failed to startup an embedded broker: "+brokerXmlConfig+", due to: "+e, e);
+ }
+ }
+ }
+
+ /**
+ * @see org.apache.activemq.ra.MessageResourceAdapter#makeConnection()
+ */
+ public ActiveMQConnection makeConnection() throws JMSException {
+ if (connectionFactory != null) {
+ return makeConnection(info, connectionFactory);
+ }
+ return makeConnection(info);
+ }
+
+ /**
+ */
+ public ActiveMQConnection makeConnection(ActiveMQConnectionRequestInfo info) throws JMSException {
+
+ ActiveMQConnectionFactory connectionFactory = createConnectionFactory(info);
+ return makeConnection(info, connectionFactory);
+ }
+
+ /**
+ * @see org.apache.activemq.ra.MessageResourceAdapter#makeConnection(org.apache.activemq.ra.ActiveMQConnectionRequestInfo, org.apache.activemq.ActiveMQConnectionFactory)
+ */
+ public ActiveMQConnection makeConnection(ActiveMQConnectionRequestInfo info, ActiveMQConnectionFactory connectionFactory) throws JMSException {
+ String userName = info.getUserName();
+ String password = info.getPassword();
+ ActiveMQConnection physicalConnection = (ActiveMQConnection) connectionFactory.createConnection(userName, password);
+
+ String clientId = info.getClientid();
+ if (clientId != null && clientId.length() > 0) {
+ physicalConnection.setClientID(clientId);
+ }
+ return physicalConnection;
+ }
+
+ /**
+ * @param activationSpec
+ */
+ public ActiveMQConnection makeConnection(MessageActivationSpec activationSpec) throws JMSException {
+ ActiveMQConnectionFactory connectionFactory = createConnectionFactory(info);
+ String userName = defaultValue(activationSpec.getUserName(), info.getUserName());
+ String password = defaultValue(activationSpec.getPassword(), info.getPassword());
+ String clientId = activationSpec.getClientId();
+ if (clientId != null) {
+ connectionFactory.setClientID(clientId);
+ }
+ else {
+ if (activationSpec.isDurableSubscription()) {
+ log.warn("No clientID specified for durable subscription: " + activationSpec);
+ }
+ }
+ ActiveMQConnection physicalConnection = (ActiveMQConnection) connectionFactory.createConnection(userName, password);
+
+ // have we configured a redelivery policy
+ RedeliveryPolicy redeliveryPolicy = activationSpec.redeliveryPolicy();
+ if (redeliveryPolicy != null) {
+ physicalConnection.setRedeliveryPolicy(redeliveryPolicy);
+ }
+ return physicalConnection;
+ }
+
+ /**
+ * @param info
+ * @throws JMSException
+ * @throws URISyntaxException
+ */
+ synchronized private ActiveMQConnectionFactory createConnectionFactory(ActiveMQConnectionRequestInfo info) throws JMSException {
+ ActiveMQConnectionFactory factory = connectionFactory;
+ if (factory != null && info.isConnectionFactoryConfigured()) {
+ factory = factory.copy();
+ }
+ else if (factory == null) {
+ factory = new ActiveMQConnectionFactory();
+ }
+ info.configure(factory);
+ return factory;
+ }
+
+ private String defaultValue(String value, String defaultValue) {
+ if (value != null)
+ return value;
+ return defaultValue;
+ }
+
+ /**
+ * @see javax.resource.spi.ResourceAdapter#stop()
+ */
+ public void stop() {
+ while (endpointWorkers.size() > 0) {
+ ActiveMQEndpointActivationKey key = (ActiveMQEndpointActivationKey) endpointWorkers.keySet().iterator().next();
+ endpointDeactivation(key.getMessageEndpointFactory(), key.getActivationSpec());
+ }
+ if (broker != null) {
+ ServiceSupport.dispose(broker);
+ broker = null;
+ }
+ this.bootstrapContext = null;
+ }
+
+ /**
+ * @see org.apache.activemq.ra.MessageResourceAdapter#getBootstrapContext()
+ */
+ public BootstrapContext getBootstrapContext() {
+ return bootstrapContext;
+ }
+
+ /**
+ * @see javax.resource.spi.ResourceAdapter#endpointActivation(javax.resource.spi.endpoint.MessageEndpointFactory,
+ * javax.resource.spi.ActivationSpec)
+ */
+ public void endpointActivation(MessageEndpointFactory endpointFactory, ActivationSpec activationSpec)
+ throws ResourceException {
+
+ // spec section 5.3.3
+ if (!equals(activationSpec.getResourceAdapter())) {
+ throw new ResourceException("Activation spec not initialized with this ResourceAdapter instance (" + activationSpec.getResourceAdapter() + " != " + this + ")");
+ }
+
+ if (!(activationSpec instanceof MessageActivationSpec)) {
+ throw new NotSupportedException("That type of ActicationSpec not supported: " + activationSpec.getClass());
+ }
+
+ ActiveMQEndpointActivationKey key = new ActiveMQEndpointActivationKey(endpointFactory,
+ (MessageActivationSpec) activationSpec);
+ // This is weird.. the same endpoint activated twice.. must be a
+ // container error.
+ if (endpointWorkers.containsKey(key)) {
+ throw new IllegalStateException("Endpoint previously activated");
+ }
+
+ ActiveMQEndpointWorker worker = new ActiveMQEndpointWorker(this, key);
+
+ endpointWorkers.put(key, worker);
+ worker.start();
+ }
+
+ /**
+ * @see javax.resource.spi.ResourceAdapter#endpointDeactivation(javax.resource.spi.endpoint.MessageEndpointFactory,
+ * javax.resource.spi.ActivationSpec)
+ */
+ public void endpointDeactivation(MessageEndpointFactory endpointFactory, ActivationSpec activationSpec) {
+
+ if (activationSpec instanceof MessageActivationSpec) {
+ ActiveMQEndpointActivationKey key = new ActiveMQEndpointActivationKey(endpointFactory, (MessageActivationSpec) activationSpec);
+ ActiveMQEndpointWorker worker = (ActiveMQEndpointWorker) endpointWorkers.remove(key);
+ if (worker == null) {
+ // This is weird.. that endpoint was not activated.. oh well..
+ // this method
+ // does not throw exceptions so just return.
+ return;
+ }
+ try {
+ worker.stop();
+ } catch (InterruptedException e) {
+ // We interrupted.. we won't throw an exception but will stop
+ // waiting for the worker
+ // to stop.. we tried our best. Keep trying to interrupt the
+ // thread.
+ Thread.currentThread().interrupt();
+ }
+
+ }
+
+ }
+
+ /**
+ * We only connect to one resource manager per ResourceAdapter instance, so
+ * any ActivationSpec will return the same XAResource.
+ *
+ * @see javax.resource.spi.ResourceAdapter#getXAResources(javax.resource.spi.ActivationSpec[])
+ */
+ public XAResource[] getXAResources(ActivationSpec[] activationSpecs) throws ResourceException {
+ Connection connection = null;
+ try {
+ connection = makeConnection();
+ if (connection instanceof XAConnection) {
+ XASession session = ((XAConnection) connection).createXASession();
+ XAResource xaResource = session.getXAResource();
+ return new XAResource[] { xaResource };
+ }
+ return new XAResource[] {};
+ } catch (JMSException e) {
+ throw new ResourceException(e);
+ } finally {
+ try {
+ connection.close();
+ } catch (Throwable ignore) {
+ //
+ }
+ }
+ }
+
+ // ///////////////////////////////////////////////////////////////////////
+ //
+ // Java Bean getters and setters for this ResourceAdapter class.
+ //
+ // ///////////////////////////////////////////////////////////////////////
+
+ /**
+ * @return client id
+ */
+ public String getClientid() {
+ return emptyToNull(info.getClientid());
+ }
+
+ /**
+ * @return password
+ */
+ public String getPassword() {
+ return emptyToNull(info.getPassword());
+ }
+
+ /**
+ * @return server URL
+ */
+ public String getServerUrl() {
+ return info.getServerUrl();
+ }
+
+ /**
+ * @return user name
+ */
+ public String getUserName() {
+ return emptyToNull(info.getUserName());
+ }
+
+ /**
+ * @param clientid
+ */
+ public void setClientid(String clientid) {
+ info.setClientid(clientid);
+ }
+
+ /**
+ * @param password
+ */
+ public void setPassword(String password) {
+ info.setPassword(password);
+ }
+
+ /**
+ * @param url
+ */
+ public void setServerUrl(String url) {
+ info.setServerUrl(url);
+ }
+
+ /**
+ * @param userid
+ */
+ public void setUserName(String userid) {
+ info.setUserName(userid);
+ }
+
+ /**
+ * @see org.apache.activemq.ra.MessageResourceAdapter#getBrokerXmlConfig()
+ */
+ public String getBrokerXmlConfig() {
+ return brokerXmlConfig;
+ }
+
+ /**
+ * Sets the <a href="http://activemq.org/Xml+Configuration">XML
+ * configuration file </a> used to configure the ActiveMQ broker via Spring
+ * if using embedded mode.
+ *
+ * @param brokerXmlConfig
+ * is the filename which is assumed to be on the classpath unless
+ * a URL is specified. So a value of <code>foo/bar.xml</code>
+ * would be assumed to be on the classpath whereas
+ * <code>file:dir/file.xml</code> would use the file system.
+ * Any valid URL string is supported.
+ */
+ public void setBrokerXmlConfig(String brokerXmlConfig) {
+ this.brokerXmlConfig=brokerXmlConfig;
+ }
+
+ /**
+ * @return durable topic prefetch
+ */
+ public Integer getDurableTopicPrefetch() {
+ return info.getDurableTopicPrefetch();
+ }
+
+ /**
+ * @return initial redelivery delay
+ */
+ public Long getInitialRedeliveryDelay() {
+ return info.getInitialRedeliveryDelay();
+ }
+
+ /**
+ * @return input stream prefetch
+ */
+ public Integer getInputStreamPrefetch() {
+ return info.getInputStreamPrefetch();
+ }
+
+ /**
+ * @return maximum redeliveries
+ */
+ public Integer getMaximumRedeliveries() {
+ return info.getMaximumRedeliveries();
+ }
+
+ /**
+ * @return queue browser prefetch
+ */
+ public Integer getQueueBrowserPrefetch() {
+ return info.getQueueBrowserPrefetch();
+ }
+
+ /**
+ * @return queue prefetch
+ */
+ public Integer getQueuePrefetch() {
+ return info.getQueuePrefetch();
+ }
+
+ /**
+ * @return redelivery backoff multiplier
+ */
+ public Short getRedeliveryBackOffMultiplier() {
+ return info.getRedeliveryBackOffMultiplier();
+ }
+
+ /**
+ * @return redelivery use exponential backoff
+ */
+ public Boolean getRedeliveryUseExponentialBackOff() {
+ return info.getRedeliveryUseExponentialBackOff();
+ }
+
+ /**
+ * @return topic prefetch
+ */
+ public Integer getTopicPrefetch() {
+ return info.getTopicPrefetch();
+ }
+
+ /**
+ * @return use inbound session enabled
+ */
+ public boolean isUseInboundSessionEnabled() {
+ return info.isUseInboundSessionEnabled();
+ }
+
+ /**
+ * @param i
+ */
+ public void setAllPrefetchValues(Integer i) {
+ info.setAllPrefetchValues(i);
+ }
+
+ /**
+ * @param durableTopicPrefetch
+ */
+ public void setDurableTopicPrefetch(Integer durableTopicPrefetch) {
+ info.setDurableTopicPrefetch(durableTopicPrefetch);
+ }
+
+ /**
+ * @param value
+ */
+ public void setInitialRedeliveryDelay(Long value) {
+ info.setInitialRedeliveryDelay(value);
+ }
+
+ /**
+ * @param inputStreamPrefetch
+ */
+ public void setInputStreamPrefetch(Integer inputStreamPrefetch) {
+ info.setInputStreamPrefetch(inputStreamPrefetch);
+ }
+
+ /**
+ * @param value
+ */
+ public void setMaximumRedeliveries(Integer value) {
+ info.setMaximumRedeliveries(value);
+ }
+
+ /**
+ * @param queueBrowserPrefetch
+ */
+ public void setQueueBrowserPrefetch(Integer queueBrowserPrefetch) {
+ info.setQueueBrowserPrefetch(queueBrowserPrefetch);
+ }
+
+ /**
+ * @param queuePrefetch
+ */
+ public void setQueuePrefetch(Integer queuePrefetch) {
+ info.setQueuePrefetch(queuePrefetch);
+ }
+
+ /**
+ * @param value
+ */
+ public void setRedeliveryBackOffMultiplier(Short value) {
+ info.setRedeliveryBackOffMultiplier(value);
+ }
+
+ /**
+ * @param value
+ */
+ public void setRedeliveryUseExponentialBackOff(Boolean value) {
+ info.setRedeliveryUseExponentialBackOff(value);
+ }
+
+ /**
+ * @param topicPrefetch
+ */
+ public void setTopicPrefetch(Integer topicPrefetch) {
+ info.setTopicPrefetch(topicPrefetch);
+ }
+
+ /**
+ * @return Returns the info.
+ */
+ public ActiveMQConnectionRequestInfo getInfo() {
+ return info;
+ }
+
+ /**
+ * @see java.lang.Object#equals(java.lang.Object)
+ */
+ @Override
+ public boolean equals(Object o) {
+ if (this == o) {
+ return true;
+ }
+ if (!(o instanceof MessageResourceAdapter)) {
+ return false;
+ }
+
+ final MessageResourceAdapter activeMQResourceAdapter = (MessageResourceAdapter) o;
+
+ if (!info.equals(activeMQResourceAdapter.getInfo())) {
+ return false;
+ }
+ if ( notEqual(brokerXmlConfig, activeMQResourceAdapter.getBrokerXmlConfig()) ) {
+ return false;
+ }
+
+ return true;
+ }
+
+ private boolean notEqual(Object o1, Object o2) {
+ return (o1 == null ^ o2 == null) || (o1 != null && !o1.equals(o2));
+ }
+
+
+ /**
+ * @see java.lang.Object#hashCode()
+ */
+ @Override
+ public int hashCode() {
+ int result;
+ result = info.hashCode();
+ if( brokerXmlConfig !=null ) {
+ result ^= brokerXmlConfig.hashCode();
+ }
+ return result;
+ }
+
+ private String emptyToNull(String value) {
+ if (value == null || value.length() == 0) {
+ return null;
+ }
+ return value;
+ }
+
+ /**
+ * @return use inbound session
+ */
+ public Boolean getUseInboundSession() {
+ return info.getUseInboundSession();
+ }
+
+ /**
+ * @param useInboundSession
+ */
+ public void setUseInboundSession(Boolean useInboundSession) {
+ info.setUseInboundSession(useInboundSession);
+ }
+
+ /**
+ * @see org.apache.activemq.ra.MessageResourceAdapter#getConnectionFactory()
+ */
+ public ActiveMQConnectionFactory getConnectionFactory() {
+ return connectionFactory;
+ }
+
+ /**
+ * This allows a connection factory to be configured and shared between a ResourceAdaptor and outbound messaging.
+ * Note that setting the connectionFactory will overload many of the properties on this POJO such as the redelivery
+ * and prefetch policies; the properties on the connectionFactory will be used instead.
+ */
+ public void setConnectionFactory(ActiveMQConnectionFactory connectionFactory) {
+ this.connectionFactory = connectionFactory;
+ }
+
+
+}
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