How to use

resolveComponent

method

in

org.apache.camel.spi.ComponentResolver

protected Component getComponent(String name, CamelContext context) throws Exception {
  LOG.trace("Finding Component: {}", name);
  try {
    ServiceReference<?>[] refs = bundleContext.getServiceReferences(ComponentResolver.class.getName(), "(component=" + name + ")");
    if (refs != null) {
      for (ServiceReference<?> ref : refs) {
        Object service = bundleContext.getService(ref);
        if (ComponentResolver.class.isAssignableFrom(service.getClass())) {
          ComponentResolver resolver = (ComponentResolver) service;
          return resolver.resolveComponent(name, context);
        }
      }
    }
    return null;
  } catch (InvalidSyntaxException e) {
    throw ObjectHelper.wrapRuntimeCamelException(e);
  }
}

  @Override
  public Component resolveComponent(String name, CamelContext context) throws Exception {
    Component component = null;
    Iterator<CamelSubsytemExtension> iterator = subsystemState.getCamelSubsytemExtensions().iterator();
    for (; iterator.hasNext() && component == null;) {
      CamelSubsytemExtension plugin = iterator.next();
      component = plugin.resolveComponent(name, subsystemState);
    }
    return component != null ? component : delegate.resolveComponent(name, context);
  }
}

  @Override
  public Component resolveComponent(String name, CamelContext context) throws Exception {
    Component component = null;
    Iterator<CamelSubsytemExtension> iterator = subsystemState.getCamelSubsytemExtensions().iterator();
    for (; iterator.hasNext() && component == null;) {
      CamelSubsytemExtension plugin = iterator.next();
      component = plugin.resolveComponent(name, subsystemState);
    }
    return component != null ? component : delegate.resolveComponent(name, context);
  }
}

@Override
public Component resolveComponent(String name, CamelContext context) throws Exception {
  Component componentReg = ResolverHelper.lookupComponentInRegistryWithFallback(context, name, new ResolverHelper.LookupExceptionHandler() {
    @Override
    public void handleException(Exception e, Logger log, String name) {
      if (getException(NoSuchComponentException.class, e) != null) {
        // if the caused error is NoSuchComponentException then that can be expected so ignore
      } else if (getException(ComponentDefinitionException.class, e) != null) {
        LOG.warn("Problem looking up bean: " + name + " due: " + e.getMessage(), e);
      } else {
        LOG.trace("Ignored error looking up bean: " + name + " due: " + e.getMessage(), e);
      }
    }
  });
  if (componentReg != null) {
    return componentReg;
  }
  try {
    Object bean = context.getRegistry().lookupByName(".camelBlueprint.componentResolver." + name);
    if (bean instanceof ComponentResolver) {
      LOG.debug("Found component resolver: {} in registry: {}", name, bean);
      return ((ComponentResolver) bean).resolveComponent(name, context);
    }
  } catch (Exception e) {
    LOG.trace("Ignored error looking up bean: " + name + " due: " + e.getMessage(), e);
  }
  return getComponent(name, context);
}