private TransactionViewer transactionViewerRequest;
private TransactionViewer transactionViewerResponse;
@Override
public void createPartControl(Composite parent) {
final IHttpInterceptor interceptor = Activator.getDefault().getProxyService().getInterceptor();
final IModel model = Activator.getDefault().getModel();
parentComposite = new SashForm(parent, SWT.VERTICAL);
transactionManager = new TransactionManager(this, interceptor);
IHttpRequestEngineFactory requestEngineFactory = Activator.getDefault().getHttpRequestEngineFactoryService();
transactionInfo = new TransactionInfo(requestEngineFactory.createRequestBuilder(), requestEngineFactory.createResponseBuilder());