| /* |
| * Copyright 2000-2014 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.refactoring.typeCook.deductive.resolver; |
| |
| import com.intellij.psi.PsiType; |
| import com.intellij.psi.PsiTypeVariable; |
| |
| import java.util.Set; |
| |
| /** |
| * @author db |
| */ |
| public abstract class Binding { |
| public abstract PsiType apply(PsiType type); |
| |
| public abstract PsiType substitute(PsiType type); |
| |
| abstract Binding compose(Binding b); |
| |
| final static int BETTER = 0; |
| final static int WORSE = 1; |
| final static int SAME = 2; |
| final static int NONCOMPARABLE = 3; |
| |
| abstract int compare(Binding b); |
| |
| public abstract boolean nonEmpty(); |
| |
| public abstract boolean isCyclic(); |
| |
| public abstract Binding reduceRecursive(); |
| |
| public abstract boolean binds(final PsiTypeVariable var); |
| |
| public abstract void merge(Binding b, boolean removeObject); |
| |
| public abstract Set<PsiTypeVariable> getBoundVariables(); |
| |
| public abstract int getWidth(); |
| |
| public abstract boolean isValid(); |
| |
| public abstract void addTypeVariable (PsiTypeVariable var); |
| } |