@Override public String advertise(@NotNull final CompletionParameters parameters) { if (!(parameters.getOriginalFile() instanceof PsiJavaFile)) return null; if (parameters.getCompletionType() == CompletionType.BASIC && parameters.getInvocationCount() > 0) { PsiElement position = parameters.getPosition(); if (psiElement() .withParent( psiReferenceExpression() .withFirstChild(psiReferenceExpression().referencing(psiClass()))) .accepts(position)) { if (CompletionUtil.shouldShowFeature( parameters, JavaCompletionFeatures.GLOBAL_MEMBER_NAME)) { final String shortcut = getActionShortcut(IdeActions.ACTION_CODE_COMPLETION); if (shortcut != null) { return "Pressing " + shortcut + " twice without a class qualifier would show all accessible static methods"; } } } } if (parameters.getCompletionType() != CompletionType.SMART && shouldSuggestSmartCompletion(parameters.getPosition())) { if (CompletionUtil.shouldShowFeature( parameters, CodeCompletionFeatures.EDITING_COMPLETION_SMARTTYPE_GENERAL)) { final String shortcut = getActionShortcut(IdeActions.ACTION_SMART_TYPE_COMPLETION); if (shortcut != null) { return CompletionBundle.message("completion.smart.hint", shortcut); } } } if (parameters.getCompletionType() == CompletionType.SMART && parameters.getInvocationCount() == 1) { final PsiType[] psiTypes = ExpectedTypesGetter.getExpectedTypes(parameters.getPosition(), true); if (psiTypes.length > 0) { if (CompletionUtil.shouldShowFeature( parameters, JavaCompletionFeatures.SECOND_SMART_COMPLETION_TOAR)) { final String shortcut = getActionShortcut(IdeActions.ACTION_SMART_TYPE_COMPLETION); if (shortcut != null) { for (final PsiType psiType : psiTypes) { final PsiType type = PsiUtil.extractIterableTypeParameter(psiType, false); if (type != null) { return CompletionBundle.message( "completion.smart.aslist.hint", shortcut, type.getPresentableText()); } } } } if (CompletionUtil.shouldShowFeature( parameters, JavaCompletionFeatures.SECOND_SMART_COMPLETION_ASLIST)) { final String shortcut = getActionShortcut(IdeActions.ACTION_SMART_TYPE_COMPLETION); if (shortcut != null) { for (final PsiType psiType : psiTypes) { if (psiType instanceof PsiArrayType) { final PsiType componentType = ((PsiArrayType) psiType).getComponentType(); if (!(componentType instanceof PsiPrimitiveType)) { return CompletionBundle.message( "completion.smart.toar.hint", shortcut, componentType.getPresentableText()); } } } } } if (CompletionUtil.shouldShowFeature( parameters, JavaCompletionFeatures.SECOND_SMART_COMPLETION_CHAIN)) { final String shortcut = getActionShortcut(IdeActions.ACTION_SMART_TYPE_COMPLETION); if (shortcut != null) { return CompletionBundle.message("completion.smart.chain.hint", shortcut); } } } } return null; }