INTSAMPLES-132 AMQP Publisher Confirms/Returns
JIRA: https://jira.spring.io/browse/INTSAMPLES-132 Polishing - PR Comments
This commit is contained in:
Gary Russell
committed by
Artem Bilan
Artem Bilan
parent
90d5ee9282
commit
28116776c2
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/*
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* Copyright 2014 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.integration.samples.amqp;
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import org.apache.log4j.Logger;
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import org.springframework.context.support.AbstractApplicationContext;
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import org.springframework.context.support.ClassPathXmlApplicationContext;
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/**
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* Starts the Spring Context and will initialize the Spring Integration message flow.
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*
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* @author Gary Russell.
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* @since 4.0
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*
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*/
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public final class SamplePubConfirmsReturns {
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private static final Logger LOGGER = Logger.getLogger(SamplePubConfirmsReturns.class);
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private SamplePubConfirmsReturns() { }
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/**
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* Load the Spring Integration Application Context
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*
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* @param args - command line arguments
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*/
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public static void main(final String... args) {
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LOGGER.info("\n========================================================="
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+ "\n "
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+ "\n Welcome to Spring Integration! "
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+ "\n "
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+ "\n For more information please visit: "
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+ "\n http://www.springsource.org/spring-integration "
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+ "\n "
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+ "\n=========================================================" );
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@SuppressWarnings("resource")
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final AbstractApplicationContext context =
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new ClassPathXmlApplicationContext("classpath:META-INF/spring/integration/spring-integration-confirms-context.xml");
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context.registerShutdownHook();
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LOGGER.info("\n========================================================="
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+ "\n "
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+ "\n This is the AMQP Sample with confirms/returns - "
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+ "\n "
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+ "\n Please enter some text and press return. The entered "
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+ "\n Message will be sent to the configured RabbitMQ Queue,"
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+ "\n then again immediately retrieved from the Message "
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+ "\n Broker and ultimately printed to the command line. "
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+ "\n Send 'fail' to demonstrate a return because the "
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+ "\n message couldn't be routed to a queue. "
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+ "\n Send 'nack' to demonstrate a NACK because the "
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+ "\n exchange doesn't exist, causing the channel to be "
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+ "\n closed in error by the broker. "
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+ "\n "
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+ "\n=========================================================" );
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}
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}
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@@ -1,5 +1,5 @@
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/*
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* Copyright 2002-2012 the original author or authors.
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* Copyright 2002-2014 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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@@ -24,14 +24,14 @@ import org.springframework.context.support.ClassPathXmlApplicationContext;
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* Starts the Spring Context and will initialize the Spring Integration message flow.
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*
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* @author Gunnar Hillert
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* @version 1.0
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* @since 1.0
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*
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*/
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public final class Main {
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public final class SampleSimple {
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private static final Logger LOGGER = Logger.getLogger(Main.class);
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private static final Logger LOGGER = Logger.getLogger(SampleSimple.class);
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private Main() { }
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private SampleSimple() { }
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/**
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* Load the Spring Integration Application Context
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@@ -49,8 +49,9 @@ public final class Main {
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+ "\n "
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+ "\n=========================================================" );
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@SuppressWarnings("resource")
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final AbstractApplicationContext context =
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new ClassPathXmlApplicationContext("classpath:META-INF/spring/integration/*-context.xml");
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new ClassPathXmlApplicationContext("classpath:META-INF/spring/integration/spring-integration-context.xml");
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context.registerShutdownHook();
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@@ -0,0 +1,77 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<beans xmlns="http://www.springframework.org/schema/beans"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:int="http://www.springframework.org/schema/integration"
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xmlns:int-amqp="http://www.springframework.org/schema/integration/amqp"
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xmlns:rabbit="http://www.springframework.org/schema/rabbit"
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xmlns:int-stream="http://www.springframework.org/schema/integration/stream"
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xsi:schemaLocation="http://www.springframework.org/schema/integration/amqp http://www.springframework.org/schema/integration/amqp/spring-integration-amqp.xsd
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http://www.springframework.org/schema/integration http://www.springframework.org/schema/integration/spring-integration.xsd
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http://www.springframework.org/schema/integration/stream http://www.springframework.org/schema/integration/stream/spring-integration-stream.xsd
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http://www.springframework.org/schema/rabbit http://www.springframework.org/schema/rabbit/spring-rabbit.xsd
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http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd">
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<!-- From STDIN To RabbitMQ -->
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<int-stream:stdin-channel-adapter id="consoleIn"
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channel="toRabbit">
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<int:poller fixed-delay="1000" max-messages-per-poll="1" />
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</int-stream:stdin-channel-adapter>
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<int:channel id="toRabbit" />
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<int-amqp:outbound-channel-adapter
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channel="toRabbit" amqp-template="amqpTemplate"
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exchange-name-expression="payload.toLowerCase() == 'nack' ? 'badExchange' : 'si.test.exchange'"
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routing-key-expression="payload.toLowerCase() == 'fail' ? 'badKey' : 'si.test.binding'"
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confirm-correlation-expression="payload"
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confirm-ack-channel="good"
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confirm-nack-channel="errors"
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return-channel="returns" />
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<!--Confirms are correlated with the entire payload; for rich objects, we might just use 'payload.invoiceId' -->
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<int:transformer input-channel="good" output-channel="stdOut" expression="payload + ' sent ok'"/>
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<int:transformer input-channel="errors" output-channel="stdErr" expression="payload + ' send failed (nack)'"/>
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<int:transformer input-channel="returns" output-channel="stdErr" expression="payload + ' returned:' + headers['amqp_returnReplyText']"/>
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<!-- From RabbitMQ To STDOUT -->
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<int-amqp:inbound-channel-adapter channel="fromRabbit"
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queue-names="si.test.queue" connection-factory="connectionFactory" />
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<int:channel id="fromRabbit">
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<int:interceptors>
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<int:wire-tap channel="loggingChannel" />
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</int:interceptors>
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</int:channel>
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<int:transformer input-channel="fromRabbit" output-channel="stdOut" expression="'Received: ' + payload" />
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<int-stream:stdout-channel-adapter id="stdOut"
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append-newline="true" />
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<int-stream:stderr-channel-adapter id="stdErr"
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append-newline="true" />
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<int:logging-channel-adapter id="loggingChannel" log-full-message="true" logger-name="tapInbound"
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level="INFO" />
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<!-- Infrastructure -->
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<rabbit:connection-factory id="connectionFactory" host="localhost" publisher-confirms="true" publisher-returns="true" />
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<rabbit:template id="amqpTemplate" connection-factory="connectionFactory" mandatory="true" /> <!-- for nacks -->
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<rabbit:admin connection-factory="connectionFactory" />
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<rabbit:queue name="si.test.queue" />
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<rabbit:direct-exchange name="si.test.exchange">
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<rabbit:bindings>
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<rabbit:binding queue="si.test.queue" key="si.test.binding" />
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</rabbit:bindings>
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</rabbit:direct-exchange>
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</beans>
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@@ -34,10 +34,12 @@
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</int:interceptors>
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</int:channel>
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<int-stream:stdout-channel-adapter id="consoleOut" channel="fromRabbit"
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<int:transformer input-channel="fromRabbit" output-channel="consoleOut" expression="'Received: ' + payload" />
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<int-stream:stdout-channel-adapter id="consoleOut"
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append-newline="true" />
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<int:logging-channel-adapter id="loggingChannel" log-full-message="true"
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<int:logging-channel-adapter id="loggingChannel" log-full-message="true" logger-name="tapInbound"
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level="INFO" />
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<!-- Infrastructure -->
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@@ -19,6 +19,10 @@
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<level value="info" />
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</logger>
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<logger name="tapInbound">
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<level value="info" />
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</logger>
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<!-- Root Logger -->
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<root>
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<priority value="warn" />
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