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## com.ibm.workplace.wcm.api.extensions.url
Interface ContentUrlGenerationFilterChain

    public interface ContentUrlGenerationFilterChain

This interface represents a chain of intercepting filters and is used to call the next element in the chain. The filter chain is used to generate URLs to content items. A reference of the chain is passed to each `com.ibm.workplace.wcm.app.ui.portlet.standard.url.ContentUrlGenerationFilter` If an implementation of this SPI calls this method, the corresponding method of the next ContentUrlGenerationFilter implementation as defined in the content url generation filter chain is called.

Since:
  8.0

Method Summary
`void` | `writeURL(ContentUrlGenerationRequest request, ContentUrlGenerationResponse response)` Calls the writeURL method of the next content URL generation filter in the URL generation chain.

Method Detail

### writeURL

    void writeURL(ContentUrlGenerationRequest request,
                  ContentUrlGenerationResponse response)
                  throws ContentUrlGenerationException,
                         java.io.IOException

  Calls the writeURL method of the next content URL generation filter in the URL generation chain.

  Parameters:
    `request` - Allows access to all information required for URL generation
    `response` - Response of the URL generation which can be used to write the URL
  Throws:
    `ContentUrlGenerationException` - If there are any errors in processing the filter.
    `java.io.IOException` - If an I/O error occurs

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