netcdf-java for maven?

John Caron caron at unidata.ucar.edu
Wed Aug 16 12:07:57 MDT 2006


Graham Leggett wrote:

>On Tue, August 15, 2006 10:32 pm, John Caron wrote:
>
>  
>
>>No, we looked at moving our builds to maven, and decided for now not to.
>>We did layout our directories in maven compatible way (I hope). Im
>>assuming isn not too hard, but dont have time now. Any maven gurus who'd
>>like to create a maven build file for us?
>>    
>>
>
>Hosted in a maven repository != build with maven. :)
>  
>
Ahh! very good!

>All that is involved, is that the published jars of the netcdf-java
>project be uploaded to the right place in the
>http://www.ibiblio.org/maven2 website, and the dependencies for
>netcdf-java are declared correctly in a descriptor file.
>  
>
Is it easy to host our own jar files, or do you need to use 
www.ibiblio.org?

>This allows third party projects that are dependent on netcdf-java, to
>simply add notice of this dependency to their pom.xml files, after which
>maven automatically downloads netcdf-java and all it's dependencies
>automatically for the developer. This would be a huge potential timesaver
>for users of netcdf-java who build their projects with maven.
>  
>
That sounds great. One question, how does versioning work around 
dependencies? For example, version 2.2.17 has somewhat different 
dependencies than 2.2.16.

>I can give it a try to get the files uploaded, I just need to know the
>dependency tree of the jars published by netcdf-java - ie which jars
>depend specically on which other jars, both internal to netcdf, and
>external (like commons-logging, etc).
>
>Does anyone know where I might get this information for the following files:
>
>bufr.jar
>grib.jar
>jdom.jar
>jpeg2000.jar
>netcdfUI-2.2.16.jar
>prefsAll.jar
>resourcesOptional.jar
>
>I assume these are the external dependencies, is this correct?
>
>commons-codec-1.3.jar
>commons-httpclient-3.0.jar
>commons-logging-1.0.4.jar
>gnu-regexp-1.1.4.jar
>slf4j-jdk14.jar
>visadNoDods.jar
>xercesImpl.jar
>xml-apis.jar
>nlog4j-1.2.21.jar
>  
>
ok, heres the scoop for version 2.2.16

We create the following jar files:

  ncCore-2.2.16.jar        just the core netcdf-java classes
  netcdf-2.2.16.jar        complete netcdf-java, except for the UI and optional libraries
  netcdfUI-2.2.16.jar      complete netcdf-java including the UI, without optional libraries
  toolsUI-2.2.16.jar       complete netcdf-java including the UI and optional libraries
  nc2.2.jar                library that can be used in the IDV

The optional libraries:

  bufr.jar                    required to read Bufr datasets
  commons-httpclient          required to read files remotely over HTTP
  commons-logging, codec      required by commons-httpclient
  gnu-regexp                  required by dods; dods library itself is now directly contained in netcdf
  grib.jar                    required to read Grib-1 or Grib-2 datasets
  jdom.jar                    required to read thredds catalogs, and read NcML
  jpeg2000.jar                required to read Grib-2 JPEG2000 compressed files
  nlog4j.jar                  log4j logging. Alternately, you can use any slf4j implementation.
  visadNoDods.jar             required to read ADDE datasets; this version has the dods libraries removed
  xercesImpl.jar              required to validate thredds catalogs (jdk 1.4 only)
  xml-apis.jar                required by xerces library

  prefsAll.jar                required for UI state persistence, related widgets
  resourcesOptional.jar       optional detailed maps and tables

The dependencies are somewhat complicated by that fast that you can 
leave out the optional libraries if you dont need the feature. In what 
follows I will assume you want all the optional features. So a 
dependency graph would be:

jar

 library		depends on 
  ncCore-2.2.16.jar        none
  netcdf-2.2.16.jar        bufr, commons-httpclient, gnu-regexp, grib.jar, jdom.jar, visadNoDods.jar, xercesImpl.jar (jdk1.4 only)  
  netcdfUI-2.2.16.jar      same as netcdf-2.2.16.jar, plus prefsAll.jar, resourcesOptional.jar
  toolsUI-2.2.16.jar       none, its all in one big jar 
  nc2.2.jar                none other than whats already in the IDV

  grib.jar		   jpeg2000.jar	
  xercesImpl.jar	   xml-apis.jar
  commons-httpclient 	   commons-logging, commons-codec



>Regards,
>Graham
>--
>
>  
>


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