class MelangePreferences
{
	public static final String EMF_COMPLIANT_INTERFACES = "emfCompliantInterfaces"
	public static final String GENERATE_EMF_ARTIFACTS = "generateEmfArtifacts"

	public static class Initializer implements IPreferenceStoreInitializer {
		override initialize(IPreferenceStoreAccess store) {
			store.writablePreferenceStore.setDefault(EMF_COMPLIANT_INTERFACES, true)
			store.writablePreferenceStore.setDefault(GENERATE_EMF_ARTIFACTS, false)
		}
	}

	@Inject
	IPreferenceStoreAccess store

	def boolean isEmfCompliantInterfaces() {
		return store.preferenceStore.getBoolean(EMF_COMPLIANT_INTERFACES)
	}

	def boolean isGenerateEmfArtifacts() {
		return store.preferenceStore.getBoolean(GENERATE_EMF_ARTIFACTS)
	}

	def void setEmfCompliantInterfaces(boolean value) {
		store.writablePreferenceStore.setValue(EMF_COMPLIANT_INTERFACES, value)
	}

	def void setGenerateEmfArtifacts(boolean value) {
		store.writablePreferenceStore.setValue(GENERATE_EMF_ARTIFACTS, value)
	}
}

class MelangePreferencePage extends LanguageRootPreferencePage
{
	override init(IWorkbench workbench) {
		setPreferenceStore(MelangeActivator.instance.preferenceStore)
	}

        override createFieldEditors() {
		addField(...)
                addField(...)
	}
}

public void configureIPreferenceStoreInitializer(com.google.inject.Binder binder) {
		binder.bind(IPreferenceStoreInitializer.class).annotatedWith(Names.named("WhatEver")).to(YourPreferencesInitializer.class);
super .....	
}