Developer:RelationshipsResource

Index of relationships

URI: GET http://www.myexperiment.org/relationships.xml

Example output:

<?xml version="1.0"?>
<relationships>
  <relationship uri="http://www.myexperiment.org/relationship.xml?id=2"/>
  <relationship uri="http://www.myexperiment.org/relationship.xml?id=3"/>
  <relationship uri="http://www.myexperiment.org/relationship.xml?id=4"/>
  <relationship uri="http://www.myexperiment.org/relationship.xml?id=5"/>
  <relationship uri="http://www.myexperiment.org/relationship.xml?id=6"/>
</relationships>

Create relationship

URL: POST http://www.myexperiment.org/relationship.xml

Example output:

<?xml version="1.0"?>
<relationship>
  <subject resource="http://kosh.myexperiment.org:3000/files/4"/>
  <predicate resource="http://kosh.myexperiment.org:3000/predicates/1"/> 
  <object resource="http://kosh.myexperiment.org:3000/workflows/6"/>
  <context resource="http://kosh.myexperiment.org:3000/packs/1"/>
</relationship>

Read relationship

URL: GET http://www.myexperiment.org/relationship.xml?id=2

Example output:

<?xml version="1.0"?>
<relationship uri="http://www.myexperiment.org/relationship.xml?id=2">
  <id>2</id>
  <user uri="http://www.myexperiment.org/user.xml?id=22" resource="http://www.myexperiment.org/users/22">Don Cruickshank</user>
  <subject>
    <external resource="http://dl.dropbox.com/u/1202407/Presentations/SocialisingEScienceAHM2009final.pptx" uri="http://www.myexperiment.org/external-pack-item.xml?id=142"></external>
  </subject>
  <predicate uri="http://www.myexperiment.org/predicate.xml?id=5" resource="http://www.myexperiment.org/predicates/5">presentAt</predicate>
  <object>
    <external resource="http://www.escience2009.org/" uri="http://www.myexperiment.org/external-pack-item.xml?id=433">IEEE e-Science 2009</external>
  </object>
  <context>
    <pack resource="http://www.myexperiment.org/packs/105" uri="http://www.myexperiment.org/pack.xml?id=105">Presentation - Socialising e-Science</pack>
  </context>
  <created-at>Tue Jun 28 17:27:44 +0100 2011</created-at>
</relationship>

Update relationship

Not implemented as there is nothing to update.

Delete relationship

URL: DELETE http://www.myexperiment.org/relationship.xml?id=2

Example output:

<?xml version="1.0"?>
<relationship uri="http://www.myexperiment.org/relationship.xml?id=2">
  <id>2</id>
  <user uri="http://www.myexperiment.org/user.xml?id=22" resource="http://www.myexperiment.org/users/22">Don Cruickshank</user>
  <subject>
    <external resource="http://dl.dropbox.com/u/1202407/Presentations/SocialisingEScienceAHM2009final.pptx" uri="http://www.myexperiment.org/external-pack-item.xml?id=142"></external>
  </subject>
  <predicate uri="http://www.myexperiment.org/predicate.xml?id=5" resource="http://www.myexperiment.org/predicates/5">presentAt</predicate>
  <object>
    <external resource="http://www.escience2009.org/" uri="http://www.myexperiment.org/external-pack-item.xml?id=433">IEEE e-Science 2009</external>
  </object>
  <context>
    <pack resource="http://www.myexperiment.org/packs/105" uri="http://www.myexperiment.org/pack.xml?id=105">Presentation - Socialising e-Science</pack>
  </context>
  <created-at>Tue Jun 28 17:27:44 +0100 2011</created-at>
</relationship>

Elements for relationship

• id - the id of the relationship
• user - the user that created the relationship
• subject - the subject of the relationship (an internal or external item of a pack, such as a workflow, file, pack or external URI)
• predicate - the predicate resource describing the relationship between subject and object
• object - the object of the relationship (an internal or external item of a pack, such as a workflow, file, pack or external URI)
• context - the pack in which this relationship is being defined
• created-at - the date/time that the relationship was created