Package org.wso2.carbon.event.broker.exceptions

Examples of org.wso2.carbon.event.broker.exceptions.EventBrokerException


    }

    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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        this.notifyManager = notifyManager;
        if (notifyManager != null && notifyManager instanceof CarbonNotificationManager) {
            ((CarbonNotificationManager)notifyManager).setEventBroker(this);
            return true;
        } else{
            throw new EventBrokerException("Only support CarbonNotificationManager");
        }
    }
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        } catch (EventException e) {
            if (e instanceof EventBrokerException) {
                throw (EventBrokerException)e;
            } else {
                log.error("Unable to publish event.", e);
                throw new EventBrokerException("Unable to publish event.", e);
            }
        }
    }
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     * @return subscription ID
     * @throws EventBrokerException if the operation fails
     */
    public String subscribe(Subscription subscription) throws EventBrokerException {
        if (subManager == null) {
            throw new EventBrokerException("Subscription Manager not Registered");
        }
        try {
            return subManager.subscribe(subscription);
        } catch (EventException e) {
            if (e instanceof EventBrokerException) {
                throw (EventBrokerException)e;
            } else {
                log.error("Subscribe operation failed.", e);
                throw new EventBrokerException("Subscribe operation failed.", e);
            }
        }
    }
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     * @return true|false based on the transaction
     * @throws EventBrokerException if the operation fails
     */
    public boolean unsubscribe(String subscriptionID) throws EventException {
        if (subManager == null) {
            throw new EventBrokerException("Subscription Manager not Registered");
        }
        try {
            return subManager.unsubscribe(subscriptionID);
        } catch (EventException e) {
            if (e instanceof EventBrokerException) {
                throw (EventBrokerException)e;
            } else {
                log.error("Unsubscribe operation failed.", e);
                throw new EventBrokerException("Unsubscribe operation failed.", e);
            }
        }
    }
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     * @return subscription if found.
     * @throws EventBrokerException if the operation fails
     */
    public Subscription getStatus(String subscriptionID) throws EventException {
        if (subManager == null) {
            throw new EventBrokerException("Subscription Manager not Registered");
        }
        try {
            return subManager.getStatus(subscriptionID);
        } catch (EventException e) {
            if (e instanceof EventBrokerException) {
                throw (EventBrokerException)e;
            } else {
                log.error("Get Status operation failed.", e);
                throw new EventBrokerException("Get Status operation failed.", e);
            }
        }
    }
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