@Override
	protected Filter createVisibilityFilter(ContentAssistContext context, final int searchFor) {
		final char[] pn = "java.lang".toCharArray();
		final char[] cn = "String".toCharArray();
		return new Filter() {

			public boolean accept(int modifiers, char[] packageName, char[] simpleTypeName,
					char[][] enclosingTypeNames, String path) {
				return java.util.Arrays.equals(packageName, pn) && java.util.Arrays.equals(simpleTypeName, cn);
			}

			public int getSearchFor() {
				return searchFor;
			}
			
		};
	}

@Inject
	private JdtTypeProviderFactory jdtTypeProviderFatory;
	
	@Inject
	private IScopeProvider scopeProvider;
	
	@Inject
	private RewritableImportSection.Factory importSectionFactory;
	
	@Inject
	private ReplaceConverter replaceConverter;
	
	@Override
	public void completeJvmParameterizedTypeReference_Type(EObject model, Assignment assignment,
			ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
		IScope typeScope = null;
		if (context.getCurrentModel() != null) {
			typeScope = scopeProvider.getScope(context.getCurrentModel(), TypesPackage.Literals.JVM_PARAMETERIZED_TYPE_REFERENCE__TYPE);
		}
		final IJvmTypeProvider jvmTypeProvider = jdtTypeProviderFatory.findOrCreateTypeProvider(context.getResource().getResourceSet());
		ICompletionProposal theProposal = createCompletionProposal("java.util.List", context);
		((ConfigurableCompletionProposal) theProposal).setAdditionalProposalInfo(new Provider<EObject>(){
			public EObject get() {
				return jvmTypeProvider.findTypeByName("java.util.List");
			}});
		((ConfigurableCompletionProposal) theProposal).setTextApplier(createTextApplier(context, typeScope, getQualifiedNameConverter(), getQualifiedNameValueConverter()));
		acceptor.accept(theProposal);
	}
	
	protected ConfigurableCompletionProposal.IReplacementTextApplier createTextApplier(
			ContentAssistContext context, IScope typeScope, 
			IQualifiedNameConverter qualifiedNameConverter, IValueConverter<String> valueConverter) {
		return new ImportingTypesProposalProvider.FQNImporter(context.getResource(), context.getViewer(), typeScope, qualifiedNameConverter,
				valueConverter, importSectionFactory, replaceConverter);
	}

public class XxxProposalProvider extends AbstractXxxProposalProvider {
  @Inject private RewritableImportSection.Factory importSectionFactory;
  @Inject private ReplaceConverter replaceConverter;
  @Inject private IScopeProvider scopeProvider;
  @Inject private IEObjectHover hover;

  @Override
  public void completeMethodDefinition_MitSperreClassList(
    final EObject model, final Assignment assignment,
    final ContentAssistContext context,
    final ICompletionProposalAcceptor acceptor) {
    List<JvmType> entities = ...; //Get list of allowed entities
    for (final JvmType jvmType : entities) {
      IScope typeScope = null;
      if (context.getCurrentModel() != null) {
        typeScope = scopeProvider.getScope(context.getCurrentModel(),
          TypesPackage.Literals.JVM_PARAMETERIZED_TYPE_REFERENCE__TYPE);
      }

      ICompletionProposal theProposal = createCompletionProposal(jvmType.getQualifiedName(),
          getDisplayString(jvmType, jvmType.getQualifiedName(), jvmType.getSimpleName()), getImage(jvmType), context);
      if (theProposal != null && theProposal instanceof ConfigurableCompletionProposal) {
        ConfigurableCompletionProposal configurableCompletionProposal = (ConfigurableCompletionProposal) theProposal;
        // Use 'new Provider<EObject>() {}' if EObject should be found in the first place
        configurableCompletionProposal.setAdditionalProposalInfo(jvmType);
        configurableCompletionProposal.setHover(hover);
        configurableCompletionProposal.setTextApplier(
          createTextApplier(context, typeScope, getQualifiedNameConverter(), getQualifiedNameValueConverter()));
        acceptor.accept(theProposal);
      }
    }
  }

  protected ConfigurableCompletionProposal.IReplacementTextApplier createTextApplier(
      ContentAssistContext context, IScope typeScope, 
      IQualifiedNameConverter qualifiedNameConverter, IValueConverter<String> valueConverter) {
    return new ImportingTypesProposalProvider.FQNImporter(context.getResource(), context.getViewer(),
        typeScope, qualifiedNameConverter, valueConverter, importSectionFactory, replaceConverter);
  }
}