| /* |
| * Copyright 2000-2013 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.intellij.psi; |
| |
| import com.intellij.pom.java.LanguageLevel; |
| import com.intellij.psi.impl.source.resolve.ParameterTypeInferencePolicy; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| /** |
| * User: anna |
| */ |
| public interface PsiInferenceHelper { |
| /** |
| * @return {@link PsiType#NULL} iff no type could be inferred |
| * null iff the type inferred is raw |
| * inferred type otherwise |
| */ |
| PsiType inferTypeForMethodTypeParameter(@NotNull PsiTypeParameter typeParameter, |
| @NotNull PsiParameter[] parameters, |
| @NotNull PsiExpression[] arguments, |
| @NotNull PsiSubstitutor partialSubstitutor, |
| @Nullable PsiElement parent, |
| @NotNull ParameterTypeInferencePolicy policy); |
| |
| @NotNull |
| PsiSubstitutor inferTypeArguments(@NotNull PsiTypeParameter[] typeParameters, |
| @NotNull PsiParameter[] parameters, |
| @NotNull PsiExpression[] arguments, |
| @NotNull PsiSubstitutor partialSubstitutor, |
| @NotNull PsiElement parent, |
| @NotNull ParameterTypeInferencePolicy policy, |
| @NotNull LanguageLevel languageLevel); |
| |
| @NotNull |
| PsiSubstitutor inferTypeArguments(@NotNull PsiTypeParameter[] typeParameters, |
| @NotNull PsiType[] leftTypes, |
| @NotNull PsiType[] rightTypes, |
| @NotNull LanguageLevel languageLevel); |
| |
| PsiType getSubstitutionForTypeParameter(PsiTypeParameter typeParam, |
| PsiType param, |
| PsiType arg, |
| boolean isContraVariantPosition, |
| LanguageLevel languageLevel); |
| } |