使用自定義CONNECTION FACTORY，這樣會覆蓋SPRING 的AUTO CONFIGURATION。
ActiveMQConnectionFactoryFactory.java
import java.lang.reflect.InvocationTargetException;
import java.util.Collections;
import java.util.List;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.springframework.boot.autoconfigure.jms.activemq.ActiveMQConnectionFactoryCustomizer;
import org.springframework.boot.autoconfigure.jms.activemq.ActiveMQProperties;
import org.springframework.boot.autoconfigure.jms.activemq.ActiveMQProperties.Packages;
import org.springframework.util.Assert;
import org.springframework.util.StringUtils;
/**
* Factory to create a {@link ActiveMQConnectionFactory} instance from properties defined
* in {@link SecondaryActiveMQProperties}.
*
* @author Phillip Webb
* @author Venil Noronha
*/class ActiveMQConnectionFactoryFactory {
private static final String DEFAULT_EMBEDDED_BROKER_URL = "vm://localhost?broker.persistent=false";
private static final String DEFAULT_NETWORK_BROKER_URL = "tcp://localhost:61616";
private final ActiveMQProperties properties;
private final List<ActiveMQConnectionFactoryCustomizer> factoryCustomizers;
ActiveMQConnectionFactoryFactory(ActiveMQProperties properties,
List<ActiveMQConnectionFactoryCustomizer> factoryCustomizers) {
Assert.notNull(properties, "Properties must not be null");
this.properties = properties;
this.factoryCustomizers = (factoryCustomizers !=
null) ? factoryCustomizers : Collections.emptyList();
}
public <T
extends ActiveMQConnectionFactory> T createConnectionFactory(Class<T> factoryClass) {
try {
return doCreateConnectionFactory(factoryClass);
}
catch (Exception ex) {
throw new IllegalStateException("Unable to create " + "ActiveMQConnectionFactory", ex);
}
}
private <T
extends ActiveMQConnectionFactory> T doCreateConnectionFactory(Class<T> factoryClass)
throws Exception {
T factory = createConnectionFactoryInstance(factoryClass);
if (
this.properties.getCloseTimeout() !=
null) {
factory.setCloseTimeout((
int)
this.properties.getCloseTimeout().toMillis());
}
factory.setNonBlockingRedelivery(
this.properties.isNonBlockingRedelivery());
if (
this.properties.getSendTimeout() !=
null) {
factory.setSendTimeout((
int)
this.properties.getSendTimeout().toMillis());
}
Packages packages =
this.properties.getPackages();
if (packages.getTrustAll() !=
null) {
factory.setTrustAllPackages(packages.getTrustAll());
}
if (!packages.getTrusted().isEmpty()) {
factory.setTrustedPackages(packages.getTrusted());
}
customize(factory);
return factory;
}
private <T
extends ActiveMQConnectionFactory> T createConnectionFactoryInstance(Class<T> factoryClass)
throws InstantiationException, IllegalAccessException, InvocationTargetException, NoSuchMethodException {
String brokerUrl = determineBrokerUrl();
String user =
this.properties.getUser();
String password =
this.properties.getPassword();
if (StringUtils.hasLength(user) && StringUtils.hasLength(password)) {
return factoryClass.getConstructor(String.
class, String.
class, String.
class).newInstance(user, password,
brokerUrl);
}
return factoryClass.getConstructor(String.
class).newInstance(brokerUrl);
}
private void customize(ActiveMQConnectionFactory connectionFactory) {
for (ActiveMQConnectionFactoryCustomizer factoryCustomizer :
this.factoryCustomizers) {
factoryCustomizer.customize(connectionFactory);
}
}
String determineBrokerUrl() {
if (
this.properties.getBrokerUrl() !=
null) {
return this.properties.getBrokerUrl();
}
if (
this.properties.isInMemory()) {
return DEFAULT_EMBEDDED_BROKER_URL;
}
return DEFAULT_NETWORK_BROKER_URL;
}
}
TwinJmsConnectionFactoryConfiguration.java
import java.util.stream.Collectors;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.messaginghub.pooled.jms.JmsPoolConnectionFactory;
import org.springframework.beans.factory.ObjectProvider;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.boot.autoconfigure.jms.JmsPoolConnectionFactoryFactory;
import org.springframework.boot.autoconfigure.jms.activemq.ActiveMQConnectionFactoryCustomizer;
import org.springframework.boot.autoconfigure.jms.activemq.ActiveMQProperties;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Primary;
import org.springframework.context.annotation.Profile;
@Configuration
@Profile({"local"})
public class TwinJmsConnectionFactoryConfiguration {
@Bean
@ConfigurationProperties(prefix = "spring.activemq.primary")
public ActiveMQProperties primaryActiveMQProperties() {
return new ActiveMQProperties();
}
@Bean(destroyMethod = "stop")
@Primary
@ConditionalOnProperty(prefix = "spring.activemq.pool", name = "enabled", havingValue = "true")
public JmsPoolConnectionFactory connectionFactory(ActiveMQProperties primaryActiveMQProperties,
ObjectProvider<ActiveMQConnectionFactoryCustomizer> factoryCustomizers) {
ActiveMQConnectionFactory connectionFactory =
new ActiveMQConnectionFactoryFactory(primaryActiveMQProperties,
factoryCustomizers.orderedStream().collect(Collectors.toList()))
.createConnectionFactory(ActiveMQConnectionFactory.
class);
return new JmsPoolConnectionFactoryFactory(primaryActiveMQProperties.getPool())
.createPooledConnectionFactory(connectionFactory);
}
////////////////////////////////////////////////////////////////////////////////
@Bean
@ConfigurationProperties(prefix = "spring.activemq.sescond")
public ActiveMQProperties sescondActiveMQProperties() {
return new ActiveMQProperties();
}
@Bean(destroyMethod = "stop")
@ConditionalOnProperty(prefix = "spring.activemq.pool", name = "enabled", havingValue = "true")
public JmsPoolConnectionFactory sescondPooledJmsConnectionFactory(ActiveMQProperties sescondActiveMQProperties,
ObjectProvider<ActiveMQConnectionFactoryCustomizer> factoryCustomizers) {
ActiveMQConnectionFactory connectionFactory =
new ActiveMQConnectionFactoryFactory(sescondActiveMQProperties,
factoryCustomizers.orderedStream().collect(Collectors.toList()))
.createConnectionFactory(ActiveMQConnectionFactory.
class);
return new JmsPoolConnectionFactoryFactory(sescondActiveMQProperties.getPool())
.createPooledConnectionFactory(connectionFactory);
}
}