Re: [thredds] Nesting serviceType="Compound"??

• To: Nathan Potter <ndp@xxxxxxxxxxx>
• Subject: Re: [thredds] Nesting serviceType="Compound"??
• From: Ethan Davis <edavis@xxxxxxxxxxxxxxxx>
• Date: Tue, 01 Dec 2009 10:44:35 -0700

Yes, any service defined in a catalog can be directly referenced by a
dataset/serviceName element.

This is true whether the service is a solitary service, a nested
service, or a compound service. The only special case is when a compound
service is referenced, then all contained services are available.

Ethan

Nathan Potter wrote:
> 
> 
> And one last question:
> 
> If a thredds:service is defined as part of a thredds:service of
> serviceType="Compound" can it be referenced directly in the catalog?
> 
> Example:
> 
>  <service name="all" serviceType="Compound" base="">
>    <service name="HTTPServer" serviceType="HTTPServer"
> base="/thredds/fileServer/" />
>    <service name="dap" serviceType="Compound" base="">
>      <service name="ncdods" serviceType="OPENDAP" base="/thredds/dodsC/" />
>      <service name="hyrax" serviceType="HTTPServer"
> base="/opendap/hyrax//" />
>    </service>
>  </service>
> 
>     <dataset name="fnoc1.nc" urlPath="coverage/fnoc1.nc"
> ID="coverage/fnoc1.nc">
>       <datasize units="bytes">2590804</dataSize>
>       <date type="modified">2009-08-06T23:48:40</date>
>       <serviceName>ncdods</serviceName>
>     </dataset>
> 
> 
> 
> 
> Nathan
> 
> 
> On Dec 1, 2009, at 8:45 AM, Nathan Potter wrote:
> 
>>
>>
>> Greetings,
>>
>> 2 quick questions for clarification:
>>
>> When defining the thredds:service, is it allowed to have nested
>> service elements with serviceType="Compound"?
>>
>> Example:
>>
>>  <service name="all" serviceType="Compound" base="">
>>    <service name="HTTPServer" serviceType="HTTPServer"
>> base="/thredds/fileServer/" />
>>    <service name="dap" serviceType="Compound" base="">
>>      <service name="ncdods" serviceType="OPENDAP"
>> base="/thredds/dodsC/" />
>>      <service name="hyrax" serviceType="HTTPServer"
>> base="/opendap/hyrax//" />
>>    </service>
>>  </service>
>>
>> And similarily can a a service of thredds:serviceType="Compound" be
>> referenced from another thredds:service of serviceType="Compound"??
>>
>>
>> Example:
>>
>>    <service name="dap" serviceType="Compound" base="">
>>      <service name="ncdods" serviceType="OPENDAP"
>> base="/thredds/dodsC/" />
>>      <service name="hyrax" serviceType="HTTPServer"
>> base="/opendap/hyrax//" />
>>    </service>
>>
>>  <service name="all" serviceType="Compound" base="">
>>    <service name="HTTPServer" serviceType="HTTPServer"
>> base="/thredds/fileServer/" />
>>    <service name="dap" />
>>  </service>
>>
>>
>>
>> Nathan
>>
>>
>>
>> = = =
>> Nathan Potter                        ndp at opendap.org
>> OPeNDAP, Inc.                        +1.541.231.3317
>>
>>
>>
>>
> 
> = = =
> Nathan Potter                        ndp at opendap.org
> OPeNDAP, Inc.                        +1.541.231.3317
> 
> 
> 

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    • From: Nathan Potter