Отправка jms сообщений на jetty локально

Имеется 2 сервлета, один отправляет сообщение в очередь (Producer)

package ru.ko;

import java.io.IOException;

import javax.jms.*;
import javax.naming.InitialContext;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class ProducerServlet extends HttpServlet {

    ConnectionFactory connectionFactory;
    Queue queue;

    @Override
    public void init() {
        try {
            InitialContext context = new InitialContext();
            connectionFactory = (ConnectionFactory) context.lookup("java:comp/env/jms/ConnectionFactory");
            queue = (Queue) context.lookup("jms/FooQueue");
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws IOException {
        try {
            Connection connection = connectionFactory.createConnection();
            resp.setContentType("text/html");
            resp.getWriter().println(req.getParameter("message"));
            Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
            TextMessage textMessage = session.createTextMessage();
            textMessage.setText(req.getParameter("message"));
            MessageProducer messageProducer = session.createProducer(queue);
            messageProducer.send(textMessage);
            System.out.println("");
        } catch (JMSException e) {
            e.printStackTrace();
        }
    }
}

другой вычитывает (Consumer)

package ru.ko;

import java.io.IOException;

import javax.jms.*;
import javax.naming.InitialContext;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class ConsumerServlet extends HttpServlet {

    ConnectionFactory connectionFactory;
    Queue queue;

    @Override
    public void init() {
        try {
            InitialContext context = new InitialContext();
            connectionFactory = (ConnectionFactory) context.lookup("java:comp/env/jms/ConnectionFactory");
            queue = (Queue) context.lookup("jms/FooQueue");
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws IOException {
        try {
            Connection connection = connectionFactory.createConnection();
            resp.setContentType("text/html");
            Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
            MessageConsumer messageConsumer = session.createConsumer(queue);
            Message message = messageConsumer.receive(1000);
            if (message != null) {
                resp.getWriter().println(((TextMessage) message).getText());
            } else {
                resp.getWriter().println("XYI");
            }
        } catch (JMSException e) {
            e.printStackTrace();
        }
    }
}

Также имеется jetty конфигурация

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE Configure PUBLIC "-//Jetty//Configure//EN" "http://www.eclipse.org/jetty/configure.dtd">
<Configure class="org.eclipse.jetty.webapp.WebAppContext">

    <New id="connectionFactory" class="org.eclipse.jetty.plus.jndi.Resource">
        <Arg/>
        <Arg>jms/ConnectionFactory</Arg>
        <Arg>
            <New class="org.apache.activemq.ActiveMQConnectionFactory">
                <Arg>vm://localhost?broker.persistent=false&amp;broker.useJmx=true&amp;</Arg>
            </New>
        </Arg>
    </New>
    <New id="fooQueue" class="org.eclipse.jetty.plus.jndi.Resource">
        <Arg/>
        <Arg>jms/FooQueue</Arg>
        <Arg>
            <New class="org.apache.activemq.command.ActiveMQQueue">
                <Arg>FOO.QUEUE</Arg>
            </New>
        </Arg>
    </New>

</Configure>

И соответственно web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee
                      http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd"
         version="4.0">

    <servlet>
        <servlet-name>mainServlet</servlet-name>
        <servlet-class>ru.kotdi.MainServlet</servlet-class>
    </servlet>
    <servlet-mapping>
        <servlet-name>mainServlet</servlet-name>
        <url-pattern>/main</url-pattern>
    </servlet-mapping>

    <servlet>
        <servlet-name>ProducerServlet</servlet-name>
        <servlet-class>ru.kotdi.ProducerServlet</servlet-class>
    </servlet>
    <servlet-mapping>
        <servlet-name>ProducerServlet</servlet-name>
        <url-pattern>/producer</url-pattern>
    </servlet-mapping>

    <servlet>
        <servlet-name>ConsumerServlet</servlet-name>
        <servlet-class>ru.kotdi.ConsumerServlet</servlet-class>
    </servlet>
    <servlet-mapping>
        <servlet-name>ConsumerServlet</servlet-name>
        <url-pattern>/consumer</url-pattern>
    </servlet-mapping>

    <resource-ref>
        <res-ref-name>jms/ConnectionFactory</res-ref-name>
        <res-type>javax.jms.ConnectionFactory</res-type>
    </resource-ref>

    <message-destination-ref>
        <message-destination-ref-name>jms/FooQueue</message-destination-ref-name>
        <message-destination-type>javax.jms.Queue</message-destination-type>
    </message-destination-ref>

</web-app>

Ну и на всякий случай pom.xml

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>

    <groupId>org.example</groupId>
    <artifactId>jetty-project</artifactId>
    <version>1.0-SNAPSHOT</version>
    <packaging>war</packaging>

    <properties>
        <maven.compiler.source>1.8</maven.compiler.source>
        <maven.compiler.target>1.8</maven.compiler.target>
    </properties>

    <dependencies>
        <dependency>
            <groupId>javax.servlet</groupId>
            <artifactId>javax.servlet-api</artifactId>
            <version>4.0.1</version>
        </dependency>
        <dependency>
            <groupId>org.apache.activemq</groupId>
            <artifactId>activemq-core</artifactId>
            <version>5.7.0</version>
        </dependency>
    </dependencies>

    <build>
        <plugins>
            <plugin>
                <groupId>org.eclipse.jetty</groupId>
                <artifactId>jetty-maven-plugin</artifactId>
                <version>9.4.30.v20200611</version>
                <configuration>
                    <webApp>
                        <contextPath>/v1</contextPath>
                        <jettyEnvXml>${basedir}/src/main/resources/jetty/jetty.xml</jettyEnvXml>
                    </webApp>
                    <httpConnector>
                        <port>8181</port>
                    </httpConnector>
                </configuration>
            </plugin>
        </plugins>
    </build>
</project>

Все работает, но не могу вычитать сообщение из очереди. Программа зависает на этом моменте, либо, если я указываю в receive время ожидания, то возвращает Null. Возможно при отправке, сообщение не отправляется. Пробовал разные connectionFactory делать, закрывать соединения, но результат один и тот же. Не могу найти в чем проблема, подскажи что нужно сделать?


Ответы (0 шт):