Created
October 10, 2013 18:00
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An example of using the Spring Integration Groovy DSL with a JMS channel adapter to an embedded ActiveMQ JMS broker
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package com.danveloper.springboot | |
import org.springframework.beans.factory.annotation.Autowired | |
import org.springframework.boot.SpringApplication | |
import org.springframework.boot.autoconfigure.EnableAutoConfiguration | |
import org.springframework.context.ApplicationContext | |
import org.springframework.context.annotation.Bean | |
import org.springframework.context.annotation.Configuration | |
import org.springframework.integration.dsl.groovy.IntegrationContext | |
import org.springframework.integration.dsl.groovy.builder.AbstractIntegrationBuilderModuleSupport | |
import org.springframework.integration.dsl.groovy.builder.IntegrationBuilder | |
import org.springframework.integration.dsl.groovy.builder.dom.IntegrationDomSupport | |
import org.springframework.integration.dsl.groovy.builder.dom.XMLNamespaceSupport | |
import org.springframework.jms.core.JmsTemplate | |
import org.springframework.jms.core.MessageCreator | |
import org.springframework.stereotype.Controller | |
import org.springframework.web.bind.annotation.RequestMapping | |
import org.springframework.web.bind.annotation.ResponseBody | |
import javax.jms.Session | |
@Configuration | |
@Controller | |
@EnableAutoConfiguration | |
class Application { | |
@Autowired | |
JmsTemplate jmsTemplate | |
public static void main(String[] args) { | |
SpringApplication.run(Application, args) | |
} | |
@RequestMapping("/") | |
@ResponseBody String home() { | |
jmsTemplate.send("log.*", | |
{ Session session -> session.createTextMessage("Sending Message!") } as MessageCreator) | |
} | |
@Bean | |
IntegrationContext integrationContext(ApplicationContext ctx) { | |
def builder = new IntegrationBuilder() | |
builder.integrationContext.moduleSupportInstances = [new AmqIntegrationBuilderModuleSupport()] | |
builder.integrationContext.parent = ctx | |
builder.doWithSpringIntegration { | |
namespaces "int-jms" | |
springXml { | |
'amq:broker'(useJmx: false, persistent: false) { | |
'amq:transportConnectors'() { | |
'amq:transportConnector'(uri: 'tcp://localhost:61616') | |
} | |
} | |
bean(id: 'amqConnectionFactory', 'class': 'org.apache.activemq.ActiveMQConnectionFactory') { | |
property(name: 'brokerURL', value: 'vm://localhost') | |
} | |
bean(id: 'msgSender', 'class': 'org.springframework.jms.core.JmsTemplate') { | |
'constructor-arg'(index: '0', ref: 'amqConnectionFactory') | |
} | |
bean(id: 'connectionFactory', 'class': 'org.springframework.jms.connection.CachingConnectionFactory') { | |
property(name: 'targetConnectionFactory', ref: 'amqConnectionFactory') | |
property(name: 'sessionCacheSize', value: '10') | |
property(name: 'cacheProducers', value: 'false') | |
} | |
bean(id: 'logMessageDestination', 'class': 'org.apache.activemq.command.ActiveMQTopic') { | |
'constructor-arg'(index: '0', value: 'log.*') | |
} | |
bean(id: 'logServiceActivator', 'class':'com.danveloper.springboot.LogServiceActivator') | |
'int-jms:message-driven-channel-adapter'(id: 'logsIn', destination: 'logMessageDestination', channel: 'logChannel') | |
} | |
messageFlow(inputChannel: 'logChannel') { | |
route('logRouter', { ['log-input'] }) | |
} | |
handle(inputChannel: 'log-input', ref: 'logServiceActivator', method: 'log') | |
} | |
builder.integrationContext | |
} | |
class AmqIntegrationBuilderModuleSupport extends AbstractIntegrationBuilderModuleSupport { | |
@Override | |
void registerBuilderFactories(IntegrationBuilder builder) {} | |
@Override | |
void registerDomBuilders(IntegrationDomSupport integrationDomSupport) {} | |
@Override | |
void registerNamespaces(XMLNamespaceSupport namespaceSupport) { | |
namespaceSupport.addNamespace( | |
'amq', | |
'http://activemq.apache.org/schema/core', | |
'http://activemq.apache.org/schema/core/activemq-core.xsd') | |
} | |
} | |
} |
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apply plugin: 'groovy' | |
apply plugin: 'idea' | |
repositories { | |
mavenCentral() | |
maven { url "http://repo.spring.io/milestone" } | |
mavenLocal() | |
} | |
dependencies { | |
compile 'org.codehaus.groovy:groovy-all:2.1.6' | |
compile 'org.springframework.boot:spring-boot:0.5.0.M5' | |
compile 'org.springframework.boot:spring-boot-starter-web:0.5.0.M5' | |
compile 'org.springframework.boot:spring-boot-starter-integration:0.5.0.M5' | |
compile 'org.springframework.integration:spring-integration-dsl-groovy-core:1.0.0.M1' | |
compile 'org.springframework.integration:spring-integration-dsl-groovy-jms:1.0.0.M1' | |
compile 'org.springframework.integration:spring-integration-jms:2.2.0.RELEASE' | |
compile 'org.apache.activemq:activemq-core:5.7.0' | |
compile 'org.apache.xbean:xbean-spring:3.12' | |
testCompile 'junit:junit:4.10' | |
} |
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package com.danveloper.springboot | |
import org.springframework.stereotype.Service | |
/** | |
* User: danielwoods | |
* Date: 10/10/13 | |
*/ | |
@Service | |
class LogServiceActivator { | |
public void log(msg) { | |
println "Recevied a msg: $msg" | |
} | |
} |
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