Package org.wso2.carbon.broker.core.exception

Examples of org.wso2.carbon.broker.core.exception.BrokerEventProcessingException

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    }

    public byte[] getProcessImage(String processId) {

        QName qName = decode(processId);
        SVGInterface svg = createSVG(qName);
        return svg.toPNGBytes();
    }
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    private SVGInterface createSVG(QName qName) {

        // generate new
        InputStream in = getBpelDescriptor(qName);

        SVGInterface svg = null;

        try {
            svg = BPEL2SVGUtil.generate(in);

            if (svg == null)
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    protected static SVGImpl generateSVGImpl(java.io.InputStream is) throws java.io.IOException {
      byte[] b=new byte[is.available()];
      is.read(b);
   
      BPELInterface bpel = new BPELImpl();
        OMElement bpelStr = bpel.load(new String(b));
       
        bpel.processBpelString(bpelStr);

        LayoutManager layoutManager = BPEL2SVGFactory.getInstance().getLayoutManager();
        layoutManager.setVerticalLayout(true);
        layoutManager.setYSpacing(20);
        layoutManager.setYSpacing(50);
        layoutManager.layoutSVG(bpel.getRootActivity());

        SVGImpl svg = new SVGImpl();
        svg.setRootActivity(bpel.getRootActivity());
       
        return(svg);
    }
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   * @param transformer The optional image transformer
   * @throws java.io.IOException Failed to generate the representation
   */
    public static void generate(java.io.InputStream is, java.io.OutputStream os,
                SVGImageTransformer transformer) throws java.io.IOException {
        SVGImpl svg = generateSVGImpl(is);
       
        if (transformer == null) {
          String str=svg.getHeaders()+svg.generateSVGString();
          os.write(str.getBytes());
        } else {
          transformer.transform(svg, os);
        }
    }
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        layoutManager.setVerticalLayout(true);
        layoutManager.setYSpacing(20);
        layoutManager.setYSpacing(50);
        layoutManager.layoutSVG(bpel.getRootActivity());

        SVGImpl svg = new SVGImpl();
        svg.setRootActivity(bpel.getRootActivity());
       
        return(svg);
    }
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        try {
            this.topicEventListener.onEvent(omElement);
        } catch (CEPEventProcessingException e) {
            String errorMessage = "can not process the message at cep level";
            log.error(errorMessage, e);
            throw new BrokerEventProcessingException(errorMessage, e);
        }
    }
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            subscriber.setMessageListener(messageListener);
            topicConnection.start();
        } catch (JMSException e) {
            String error = "Failed to subscribe to topic:" + topicName;
            log.error(error, e);
            throw new BrokerEventProcessingException(error, e);
        }
    }
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            TopicConnectionFactory topicConnectionFactory =
                    (TopicConnectionFactory) createInitialContext(brokerConfiguration).
                            lookup(BrokerConstants.BROKER_CONF_JMS_QPID_PROP_CONNECTION_FACTORY_LOOK_UP_NAME);
            return topicConnectionFactory.createTopicConnection();
        } catch (NamingException e) {
            throw new BrokerEventProcessingException("Can not create topic connection factory.", e);
        } catch (JMSException e) {
            throw new BrokerEventProcessingException("Can not create topic connection .", e);
        }
    }
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        property.put(CarbonConstants.REQUEST_BASE_CONTEXT,"true");

        try {
            return new InitialContext(property);
        } catch (NamingException e) {
            throw new BrokerEventProcessingException("Can not create initial context with given parameters.", e);
        }
    }
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            TextMessage jmsMessage = session.createTextMessage(message.toString());
            producer.send(jmsMessage);
        } catch (JMSException e) {
            String error = "Failed to publish to topic:" + topicName;
            log.error(error, e);
            throw new BrokerEventProcessingException(error, e);

        } finally {
            // close used resources.
            try {
                if (session != null) {
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