Gateway Implementation (3)

• Task Specification is expressed in XML

  • CTA independent
  • Decouples implementation of the Front End and the Middle Tier
  • Allows for an abstract (platform independent) task specification, and thus the Middle Tier may act as a resource broker

• Resource Specification is expressed in XML

  • Simplifies match-making and resource discovery
  • Simplifies generating Globus RSL in-the-fly
    

[Support for distributed, heterogeneous Back-End services; Variable pool of resources; Scalable, extensible, low-maintenance Middle Tier]

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