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Code Issues Packages Projects Releases Wiki Activity

cleanup: stop spreading new empty arrays

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This commit is contained in:
Alexey Kudravtsev
2013-10-01 14:54:50 +04:00
parent d1e442cde9
commit bfa4ff51d7
4 changed files with 23 additions and 13 deletions
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platform/analysis-impl/src/com/intellij/codeInspection/reference/RefElementImpl.java
+4 -4
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@@ -1,5 +1,5 @@
/*
* Copyright 2000-2009 JetBrains s.r.o.
* 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.
@@ -36,6 +36,7 @@ import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiFile;
import com.intellij.psi.SmartPointerManager;
import com.intellij.psi.SmartPsiElementPointer;
import com.intellij.util.containers.ContainerUtil;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
@@ -48,7 +49,6 @@ import java.util.Collection;
import java.util.List;
public abstract class RefElementImpl extends RefEntityImpl implements RefElement {
private static final List<RefElement> EMPTY_REFERNCES_LIST = new ArrayList<RefElement>(0);
protected static final Logger LOG = Logger.getInstance("#com.intellij.codeInspection.reference.RefElement");
private static final int IS_ENTRY_MASK = 0x80;
@@ -168,7 +168,7 @@ public abstract class RefElementImpl extends RefEntityImpl implements RefElement
@NotNull
public Collection<RefElement> getOutReferences() {
if (myOutReferences == null){
return EMPTY_REFERNCES_LIST;
return ContainerUtil.emptyList();
}
return myOutReferences;
}
@@ -177,7 +177,7 @@ public abstract class RefElementImpl extends RefEntityImpl implements RefElement
@NotNull
public Collection<RefElement> getInReferences() {
if (myInReferences == null){
return EMPTY_REFERNCES_LIST;
return ContainerUtil.emptyList();
}
return myInReferences;
}