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InheritanceUtil: some contracts

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This commit is contained in:
Max Medvedev
2014-02-10 19:06:07 +04:00
parent 176b06d5e2
commit ebffbc9ceb
1 changed files with 5 additions and 1 deletions
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java/java-psi-api/src/com/intellij/psi/util/InheritanceUtil.java
+5 -1
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@@ -1,5 +1,5 @@
/*
* Copyright 2000-2013 JetBrains s.r.o.
* 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.
@@ -18,6 +18,7 @@ package com.intellij.psi.util;
import com.intellij.psi.*;
import com.intellij.util.Processor;
import gnu.trove.THashSet;
import org.jetbrains.annotations.Contract;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
@@ -61,6 +62,7 @@ public class InheritanceUtil {
return true;
}
@Contract("null, _ -> fail")
public static boolean isInheritor(@Nullable PsiType type, @NotNull @NonNls final String baseClassName) {
if (type instanceof PsiClassType) {
return isInheritor(((PsiClassType)type).resolve(), baseClassName);
@@ -69,10 +71,12 @@ public class InheritanceUtil {
return false;
}
@Contract("null, _ -> fail")
public static boolean isInheritor(@Nullable PsiClass psiClass, @NotNull final String baseClassName) {
return isInheritor(psiClass, false, baseClassName);
}
@Contract("null, _, _ -> fail")
public static boolean isInheritor(@Nullable PsiClass psiClass, final boolean strict, @NotNull final String baseClassName) {
if (psiClass == null) {
return false;