1. non-simplify mode:
```
dubbo://120.0.0.1:20880/org.apache.dubbo.demo.DemoService?key=value
```
the store path of ZK will be: `/dubbo/porg.apache.dubbo.demo.DemoService/url`

2. simplify mode:
```
dubbo://120.0.0.1:20880/org.apache.dubbo.demo.DemoService?key=value
```
the store path of ZK will be: `/dubbo/porg.apache.dubbo.demo.DemoService/url`

3. simplify mode with path specified:
```
dubbo://120.0.0.1:20880/path-value?key=value
```
the store path of ZK will be: `/dubbo/path-value/url`
public <T> void reExport(final Invoker<T> originInvoker, URL newInvokerUrl) {
        
        ExporterChangeableWrapper exporter = doChangeLocalExport(originInvoker, newInvokerUrl);
        
        URL registryUrl = getRegistryUrl(originInvoker);
        final URL registeredProviderUrl = getRegisteredProviderUrl(newInvokerUrl, registryUrl);
        
        ProviderInvokerWrapper<T> providerInvokerWrapper = ProviderConsumerRegTable.getProviderWrapper(registeredProviderUrl, originInvoker);
        ProviderInvokerWrapper<T> newProviderInvokerWrapper = ProviderConsumerRegTable.registerProvider(originInvoker, registryUrl, registeredProviderUrl);
        /**
         * Only if the new url going to Registry is different with the previous one should we do unregister and register.
         */
        if (providerInvokerWrapper.isReg() && !registeredProviderUrl.equals(providerInvokerWrapper.getProviderUrl())) {
            unregister(registryUrl, providerInvokerWrapper.getProviderUrl());
            register(registryUrl, registeredProviderUrl);
            newProviderInvokerWrapper.setReg(true);
        }
        exporter.setRegisterUrl(registeredProviderUrl);
    }
    /**
     * Reexport the invoker of the modified url
     *
     * @param originInvoker
     * @param newInvokerUrl
     */
    @SuppressWarnings("unchecked")
    private <T> ExporterChangeableWrapper doChangeLocalExport(final Invoker<T> originInvoker, URL newInvokerUrl) {
        String key = getCacheKey(originInvoker);
        final ExporterChangeableWrapper<T> exporter = (ExporterChangeableWrapper<T>) bounds.get(key);
        if (exporter == null) {