Examples of com.clarkparsia.empire.api.nasa.Launch

com.clarkparsia.empire.api.nasa.Launch

@author Michael Grove


    String javaAssistMarker = "$$_javassist";


    String aLaunchURI = "http://nasa.dataincubator.org/launch/SATURNSA1";


    Launch aLaunch = aManager.find(Launch.class, aLaunchURI);


    LaunchUsingProxy aProxySupportingLaunch = aManager.find(LaunchUsingProxy.class, aLaunchURI);


    // this object is proxied
    LaunchSite aOrigSite = aProxySupportingLaunch.getLaunchSite();


    // this should be a proxy class...
    // the easy way to check this is via the class name to see if its a javassist created class.
    // this means the proxy was correctly created in RdfGenerator
    // and the proxy *works* if the results of the gets and sets are what is expected.
    assertTrue(aOrigSite.getClass().getName().indexOf(javaAssistMarker) != -1);


    // and the non-proxying version should not return a proxy object
    assertTrue(aLaunch.getLaunchSite().getClass().getName().indexOf(javaAssistMarker) == -1);


    // and the proxied object should be equal to a non proxied version of the same thing
    assertEquals(aOrigSite, aLaunch.getLaunchSite());


    // we want to make sure that get/set operations work via a proxied object fine, that we don't get anything cached
    // or stale proxied objects returned accidentally


    LaunchSite aNewSite = new LaunchSite();

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    insertData((MutableDataSource) aManager.getDelegate(), new File(DATA_FILE));


    String aLaunchURI = "http://nasa.dataincubator.org/launch/SATURNSA1";
    
    Launch aLaunch = aManager.find(Launch.class, aLaunchURI);
    LaunchUsingProxy aProxySupportingLaunch = aManager.find(LaunchUsingProxy.class, aLaunchURI);    


    assertTrue(aProxySupportingLaunch.getSpacecraft().size() > 0);


    // the values for this are all space craft in the data
    // but the mapping just specifies an untyped collection (a List).
    // we're using the targetEntity property of the OneToMany annotation to
    // specify the type, so we want to make sure that everything returned by this
    // function is a space craft.  The fact that it returns at all pretty much
    // guarantees that, but we want to make sure.
    for (Object aObj : aProxySupportingLaunch.getSpacecraft()) {
      assertTrue(aObj instanceof Spacecraft);
    }


    // "normal" mapping should be equal to the proxied, targetEntity mapped version
    assertTrue(Lists.newArrayList(aLaunch.getSpacecraft()).equals(Lists.newArrayList(aProxySupportingLaunch.getSpacecraft())));
  }

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    String aOtherLaunchURI = "http://nasa.dataincubator.org/launch/PION2";


    // ================= test remove cascade
    LaunchUsingProxy aExistingLaunchWithProxy = aManager.find(LaunchUsingProxy.class, aLaunchURI);
    
    Launch aExistingLaunch = aManager.find(Launch.class, aOtherLaunchURI);
    
    assertTrue(aExistingLaunch != null);


    List<Spacecraft> aExistingSpacecraft = aExistingLaunch.getSpacecraft();


    assertTrue(aExistingSpacecraft.size() > 0);


    aExistingLaunch.getSpacecraft().clear();


    aManager.remove(aExistingLaunch);


    // delete shoudl have worked...
    assertFalse(aManager.contains(aExistingLaunch));

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    insertData((MutableDataSource) aManager.getDelegate(), new File(DATA_FILE));
    
    // ================= test persist cascade


    LaunchUsingProxy aNewLaunchWithProxy = new LaunchUsingProxy();
    Launch aNewLaunch = new Launch();


    Spacecraft aNewOtherSpacecraft = new Spacecraft();
    aNewOtherSpacecraft.setRdfId(new SupportsRdfId.URIKey(URI.create("http://empire.clarkparsia.com/test/persist/cascade/aNewOtherSpacecraft")));
    aNewOtherSpacecraft.setAgency("agency");


    aNewLaunchWithProxy.setOtherSpacecraft(aNewOtherSpacecraft);
    aNewLaunch.setOtherSpacecraft(aNewOtherSpacecraft);


    aManager.persist(aNewLaunch);


    assertTrue(aManager.contains(aNewLaunch));


    // it was persisted as a relation...
    assertTrue(aManager.find(Launch.class, aNewLaunch.getRdfId()).getOtherSpacecraft().getRdfId().equals(aNewOtherSpacecraft.getRdfId()));


    // but persist does not cascade
    assertFalse(aManager.contains(aNewOtherSpacecraft));


    aManager.persist(aNewLaunchWithProxy);

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    String aLaunchURI = "http://nasa.dataincubator.org/launch/SATURNSA1";
    String aOtherLaunchURI = "http://nasa.dataincubator.org/launch/PION2";


    // =============== test merge cascade
    LaunchUsingProxy aExistingLaunchWithProxy = aManager.find(LaunchUsingProxy.class, aLaunchURI);
    Launch aExistingLaunch = aManager.find(Launch.class, aOtherLaunchURI);
    
    assertTrue(aExistingLaunch != null);


    Spacecraft aNewSpacecraft = new Spacecraft();
    aNewSpacecraft.setRdfId(new SupportsRdfId.URIKey(URI.create("http://empire.clarkparsia.com/test/merge/cascade/aNewOtherSpacecraft")));
    aNewSpacecraft.setAgency("agency");


    aExistingLaunch.setOtherSpacecraft(aNewSpacecraft);
    aExistingLaunchWithProxy.setOtherSpacecraft(aNewSpacecraft);


    aManager.merge(aExistingLaunch);


    assertTrue(aManager.contains(aExistingLaunch));

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    assumeTrue(aManager.getDelegate() instanceof MutableDataSource);


    insertData((MutableDataSource) aManager.getDelegate(), new File(DATA_FILE));


    // ============ test all cascade
    Launch aNewLaunch = new Launch();
    LaunchUsingProxy aNewLaunchWithProxy = new LaunchUsingProxy();


    LaunchSite aNewSiteOne = new LaunchSite();
    aNewSiteOne.setLabel(Arrays.asList("new launch site one"));


    LaunchSite aNewSiteTwo = new LaunchSite();
    aNewSiteTwo.setLabel(Arrays.asList("new launch site two"));


    aNewLaunch.setLaunchSite(aNewSiteOne);
    aNewLaunchWithProxy.setLaunchSite(aNewSiteOne);


    aManager.persist(aNewLaunch);


    assertTrue(aManager.contains(aNewLaunch));
    assertTrue(aManager.find(Launch.class, aNewLaunch.getRdfId()).getLaunchSite().getRdfId().equals(aNewSiteOne.getRdfId()));
    assertFalse(aManager.contains(aNewSiteOne));


    aManager.persist(aNewLaunchWithProxy);


    assertTrue(aManager.contains(aNewLaunchWithProxy));
    assertTrue(aManager.find(LaunchUsingProxy.class, aNewLaunchWithProxy.getRdfId()).getLaunchSite().equals(aNewSiteOne));
    assertTrue(aManager.contains(aNewSiteOne));


    aNewLaunch.setLaunchSite(aNewSiteTwo);
    aNewLaunchWithProxy.setLaunchSite(aNewSiteTwo);


    aManager.merge(aNewLaunch);


    assertTrue(aManager.contains(aNewLaunch));
    assertTrue(aManager.find(Launch.class, aNewLaunch.getRdfId()).getLaunchSite().getRdfId().equals(aNewSiteTwo.getRdfId()));
    assertFalse(aManager.contains(aNewSiteTwo));


    aManager.merge(aNewLaunchWithProxy);


    assertTrue(aManager.contains(aNewLaunchWithProxy));

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com.clarkparsia.empire.EntityManagerTestSuite

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