binder.bind(IContextualOutputConfigurationProvider)
	        .to(CustomOutputConfigurationProvider)
	        .in(Singleton);

	override Class<? extends IContextualOutputConfigurationProvider> bindIContextualOutputConfigurationProvider() {
		return CustomOutputConfigurationProvider;
	}

class MyDslRuntimeModule extends AbstractMyDslRuntimeModule {
	
	def Class<? extends IOutputConfigurationProvider> bindIOutputConfigurationProvider() {
		MyDslOutputConfigurationProvider
	}
	def Class<? extends IContextualOutputConfigurationProvider2> bindIContextualOutputConfigurationProvider2() {
		MyDslOutputConfigurationProvider
	}
	def Class<? extends IContextualOutputConfigurationProvider> bindIContextualOutputConfigurationProvider() {
		MyDslOutputConfigurationProvider
	}
}

class MyDslRuntimeModule extends AbstractMyDslRuntimeModule {

	def Class<? extends OutputConfigurationProvider> bindIOutputConfigurationProvider() {
		MyDslOutputConfigurationProvider
	}

}

	public Set<OutputConfiguration> getOutputConfigurations(IProject project) {
		IPreferenceStore store = getPreferenceStoreAccess().getContextPreferenceStore(project);
		Set<OutputConfiguration> outputConfigurations = new LinkedHashSet<OutputConfiguration>(getOutputConfigurations().size());
		for (OutputConfiguration output : getOutputConfigurations()) {
			OutputConfiguration configuration = createAndOverlayOutputConfiguration(project, store, output);
			outputConfigurations.add(configuration);
		}
		return outputConfigurations;
	}

public class CustomOutputConfigurationProvider extends OutputConfigurationProvider {

	public static final String GEN_ONCE_OUTPUT = "gen-once";

	/**
	 * @return a set of {@link OutputConfiguration} available for the generator
	 */
	override def Set<OutputConfiguration> getOutputConfigurations() {
		// This IS called! But I don't want or need this one! I need getOutputConfigurations(Resource context) to be called
		val OutputConfiguration defaultOutput = new OutputConfiguration(IFileSystemAccess.DEFAULT_OUTPUT);
		defaultOutput.setDescription("Default Output - Overwrite");
		defaultOutput.setOutputDirectory("./out-src/src-gen");
		defaultOutput.setOverrideExistingResources(true);
		defaultOutput.setCreateOutputDirectory(true);
		defaultOutput.setCleanUpDerivedResources(true);
		defaultOutput.setSetDerivedProperty(true);
		defaultOutput.useOutputPerSourceFolder = true;

		return newHashSet(defaultOutput);
	}

	override getOutputConfigurations(Resource context) {
		// THIS CALL I DO NEED. I have project-specific properties and to retrieve those I do need to have a resource
		// with which I can get the IProject 
	}

	override getOutputConfigurations(ResourceSet context) {
		// SAME APPLIES HERE
	}
}

public class CustomOutputConfigurationProvider  implements IContextualOutputConfigurationProvider2 {

	override getOutputConfigurations(ResourceSet context) {
		if (context.resources.size()>0){
			// we are now context-aware. With the resource we can access the project
			val Resource res = context.resources.get(0);
			val path = res.URI.toPlatformString(true);
			val file = ResourcesPlugin.workspace.root.findMember(path) as IFile;
			val IProject project = file.project		
			// do what you want! e.g. read properties (as I intend to do)
			val OutputConfiguration defaultOutput = new OutputConfiguration(IFileSystemAccess.DEFAULT_OUTPUT);
			defaultOutput.setDescription("Default Output - Overwrite");
			defaultOutput.setOutputDirectory("./out-src/src-gen");
			defaultOutput.setOverrideExistingResources(true);
			defaultOutput.setCreateOutputDirectory(true);
			defaultOutput.setCleanUpDerivedResources(true);
			defaultOutput.setSetDerivedProperty(true);
			defaultOutput.useOutputPerSourceFolder = true;
			return newHashSet(defaultOutput);
		}
		return newHashSet();
	}
}

	def Class<? extends IContextualOutputConfigurationProvider2> bindIContextualOutputConfigurationProvider2() {
		CustomOutputConfigurationProvider
	}

public class CustomBuilderParticipant extends BuilderParticipant {

	@Inject
	private IContextualOutputConfigurationProvider2 outputConfigurationProvider;
	
	@Override
	protected Map<String, OutputConfiguration> getOutputConfigurations(IBuildContext context) {
		Set<OutputConfiguration> configurations = outputConfigurationProvider.getOutputConfigurations(context
				.getResourceSet());
		return uniqueIndex(configurations, new Function<OutputConfiguration, String>() {
			@Override
			public String apply(OutputConfiguration from) {
				return from.getName();
			}
		});
	}
}

	override Class<? extends IXtextBuilderParticipant> bindIXtextBuilderParticipant() {
		return CustomBuilderParticipant;
	}