activemq-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Viali.Lee" <Viali....@Hotmail.COM>
Subject Re: BlobMessage feature doesn't work...Bug ??
Date Fri, 10 Aug 2007 08:11:44 GMT

I've try the new snapshot of apache-activemq-5.0-20070809.221110-48..
But still not work...
is it a bug ?

James.Strachan wrote:
> 
> Could you print the full stack trace; also show the getURL() value in
> the blobMessage?
> 
> 
> On 8/9/07, Viali.Lee <Viali.Lee@hotmail.com> wrote:
>>
>> I download the ActiveMQ 5.0-SNAPSHOT and unzip it, then run
>> /bin/activemq.bat.
>> After that, I wrote a Producer and Consumer to test the BlobMessage
>> feature
>> of ActiveMQ 5.0-SNAPSHOT, but failed!!!
>>
>> Producer.java:
>>
>> import java.io.File;
>> import javax.jms.*;
>> import org.apache.activemq.*;
>> public class Producer
>> {
>>         public static void main(String[] args) throws Exception
>>         {
>>                 ActiveMQConnectionFactory connectionFactory = new
>> ActiveMQConnectionFactory("tcp://localhost:61616");
>>                 Connection connection =
>> connectionFactory.createConnection();
>>                 connection.start();
>>                 ActiveMQSession session = (ActiveMQSession)
>> connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
>>                 Destination destination =
>> session.createQueue("message.larger.input");
>>                 MessageProducer producer =
>> session.createProducer(destination);
>>                 BlobMessage message =  session.createBlobMessage(new
>> File("D://1.1K.Test.xml"));
>>                 producer.send(message);
>>                 session.close();
>>                 connection.close();
>>         }
>> }
>>
>>
>> Consumer.java:
>>
>> import java.io.*;
>> import javax.jms.*;
>> import javax.jms.Message;
>> import org.apache.activemq.*;
>> public class Consumer
>> {
>>         public static void main(String[] args) throws Exception
>>         {
>>                 ActiveMQConnectionFactory connectionFactory = new
>> ActiveMQConnectionFactory("tcp://localhost:61616");
>>                 Connection connection =
>> connectionFactory.createConnection();
>>                 connection.start();
>>                 ActiveMQSession session = (ActiveMQSession)
>> connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
>>                 Destination destination =
>> session.createQueue("message.larger.input");
>>                 MessageConsumer consumer =
>> session.createConsumer(destination);
>>                 Message message = consumer.receive(10000);
>>
>>                 BlobMessage blobMessage = (BlobMessage) message;
>>                 InputStream in = blobMessage.getInputStream();
>>                 byte[] b = new byte[2048];
>>                 File file = new File("D://result.xml");
>>                 FileOutputStream out = new FileOutputStream(file);
>>                 while (in.read(b) > 0) {
>>                         out.write(b);
>>                 }
>>                 out.close();
>>                 session.close();
>>                 connection.close();
>>         }
>> }
>>
>> error:
>> Exception in thread "main" java.lang.NullPointerException
>> the inputstream received by Consumer is null.
>>
>> who knows what happened??
>> --
>> View this message in context:
>> http://www.nabble.com/BlobMessage-feature-doesn%27t-work...-tf4242464s2354.html#a12071923
>> Sent from the ActiveMQ - Dev mailing list archive at Nabble.com.
>>
>>
> 
> 
> -- 
> James
> -------
> http://macstrac.blogspot.com/
> 
> 

-- 
View this message in context: http://www.nabble.com/BlobMessage-feature-doesn%27t-work...-tf4242464s2354.html#a12087094
Sent from the ActiveMQ - Dev mailing list archive at Nabble.com.


Mime
View raw message