org.jclouds.compute.domain.Image Java Examples

The following examples show how to use org.jclouds.compute.domain.Image. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example #1

Source File: AWSEC2ComputeServiceContextModuleTest.java From attic-stratos with Apache License 2.0

6 votes

@Test
public void testCacheLoaderDoesNotReloadAfterAuthorizationException() throws Exception {
   AWSEC2ComputeServiceContextModule module = new AWSEC2ComputeServiceContextModule() {
      public Supplier<CacheLoader<RegionAndName, Image>> provideRegionAndNameToImageSupplierCacheLoader(RegionAndIdToImage delegate) {
         return super.provideRegionAndNameToImageSupplierCacheLoader(delegate);
      }
   };
   
   RegionAndName regionAndName = new RegionAndName("myregion", "myname");
   AuthorizationException authException = new AuthorizationException();
   
   RegionAndIdToImage mockRegionAndIdToImage = createMock(RegionAndIdToImage.class);
   expect(mockRegionAndIdToImage.load(regionAndName)).andThrow(authException).once();
   replay(mockRegionAndIdToImage);
   
   CacheLoader<RegionAndName, Image> cacheLoader = module.provideRegionAndNameToImageSupplierCacheLoader(mockRegionAndIdToImage).get();

   for (int i = 0; i < 2; i++) {
      try {
         Image image = cacheLoader.load(regionAndName);
         fail("Expected Authorization exception, but got " + image);
      } catch (AuthorizationException e) {
         // success
      }
   }
}

Example #2

Source File: JcloudsSshMachineLocation.java From brooklyn-server with Apache License 2.0

6 votes

protected Optional<Image> getOptionalImage() {
  if (_image == null) {
      if (imageId == null) {
          _image = Optional.absent(); // can happen with JcloudsLocation.resumeMachine() usage
      } else {
          try {
              ComputeService computeService = getComputeServiceOrNull();
              if (computeService == null) {
                  if (LOG.isDebugEnabled()) LOG.debug("Cannot get image (with id {}) for {}, because cannot get compute-service from parent {}", new Object[] {imageId, this, getParent()});
                  _image = Optional.absent();
              } else {
                  _image = Optional.fromNullable(computeService.getImage(imageId));
              }
          } catch (Exception e) {
              Exceptions.propagateIfFatal(e);
              if (LOG.isDebugEnabled()) LOG.debug("Problem getting image for " + this + ", image id " + imageId + " (continuing)", e);
              _image = Optional.absent();
          }
      }
  }
  return _image;
}

Example #3

Source File: JcloudsLocation.java From brooklyn-server with Apache License 2.0

6 votes

/**
 * If the ImageChooser is a string, then try instantiating a class with that name (in the same
 * way as we do for {@link #getCloudMachineNamer(ConfigBag)}, for example). Otherwise, assume
 * that convention TypeCoercions will work.
 */
@SuppressWarnings("unchecked")
protected Function<Iterable<? extends Image>, Image> getImageChooser(ComputeService computeService, ConfigBag config) {
    Function<Iterable<? extends Image>, Image> chooser;
    Object rawVal = config.getStringKey(JcloudsLocationConfig.IMAGE_CHOOSER.getName());
    if (rawVal instanceof String && Strings.isNonBlank((String)rawVal)) {
        // Configured with a string: it could be a class that we need to instantiate
        Class<?> clazz;
        try {
            clazz = new ClassLoaderUtils(this.getClass(), getManagementContext()).loadClass((String)rawVal);
        } catch (ClassNotFoundException e) {
            throw new IllegalStateException("Could not load configured ImageChooser " + rawVal, e);
        }
        Maybe<?> instance = Reflections.invokeConstructorFromArgs(clazz);
        if (!instance.isPresent()) {
            throw new IllegalStateException("Failed to create ImageChooser "+rawVal+" for location "+this);
        } else if (!(instance.get() instanceof Function)) {
            throw new IllegalStateException("Failed to create ImageChooser "+rawVal+" for location "+this+"; expected type Function but got "+instance.get().getClass());
        } else {
            chooser = (Function<Iterable<? extends Image>, Image>) instance.get();
        }
    } else {
        chooser = config.get(JcloudsLocationConfig.IMAGE_CHOOSER);
    }
    return BrooklynImageChooser.cloneFor(chooser, computeService, config);
}

Example #4