Example usage for com.vaadin.ui ConnectorTracker ConnectorTracker

Introduction

In this page you can find the example usage for com.vaadin.ui ConnectorTracker ConnectorTracker.

Prototype

public ConnectorTracker(UI uI) 

Source Link

Document

Creates a new ConnectorTracker for the given uI.

Usage

From source file:org.ikasan.dashboard.ui.IkasanUI.java

License:BSD License

@Override
public ConnectorTracker getConnectorTracker() {
    if (this.tracker == null) {
        this.tracker = new ConnectorTracker(this) {

            @Override/*from  www  .j a  v a 2s  . co  m*/
            public void registerConnector(ClientConnector connector) {
                try {
                    if (super.getConnector(connector.getConnectorId()) == null) {
                        super.registerConnector(connector);
                    } else {
                        unregisterConnector(connector);
                        super.registerConnector(connector);
                    }
                } catch (RuntimeException e) {
                    logger.info("Failed connector: " + connector.getClass().getSimpleName());
                    throw e;
                }
            }

            /* (non-Javadoc)
             * @see com.vaadin.ui.ConnectorTracker#unregisterConnector(com.vaadin.server.ClientConnector)
             */
            @Override
            public void unregisterConnector(ClientConnector connector) {
                super.unregisterConnector(connector);
            }
        };
    }

    return tracker;
}

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