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Java: add some documentation

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GitOrigin-RevId: 3505bb86d31820c00596af5ed196aae8b53d5c65
This commit is contained in:
Bas Leijdekkers
2025-01-15 19:47:39 +00:00
committed by intellij-monorepo-bot
parent 58f940d673
commit f42116023e
1 changed files with 16 additions and 9 deletions
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java/java-psi-api/src/com/intellij/util/JavaPsiConstructorUtil.java
+16 -9
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@@ -1,4 +1,4 @@
// Copyright 2000-2024 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
// Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
package com.intellij.util;
import com.intellij.openapi.util.Ref;
@@ -18,7 +18,9 @@ public final class JavaPsiConstructorUtil {
/**
* Finds an explicit call to another constructor within the specified constructor (either chained or super).
* If there are multiple explicit constructor calls (which does not compile), the first one is returned.
* If there are multiple explicit constructor calls (uncompilable), the first one is returned.
* This method is Flexible Constructor Bodies (JEP 492) aware.
*
* @param constructor constructor to search in
* @return found this/super constructor method call or null if not found or the supplied method is not a constructor
*/
@@ -40,9 +42,10 @@ public final class JavaPsiConstructorUtil {
}
/**
* Returns true if given element is a chained constructor call
* Returns true if given element is a chained constructor call.
*
* @param call element to check
* @return true if given element is a chained constructor call
* @return true, if the specified element is a chained constructor call
*/
@Contract("null -> false")
public static boolean isChainedConstructorCall(@Nullable PsiElement call) {
@@ -52,19 +55,23 @@ public final class JavaPsiConstructorUtil {
}
/**
* @param call element to check
* Checks if the specified element is a super() constructor call.
*
* @param element element to check
* @return true if given element is a {@code super} constructor call
*/
@Contract("null -> false")
public static boolean isSuperConstructorCall(@Nullable PsiElement call) {
if (!(call instanceof PsiMethodCallExpression)) return false;
PsiElement child = ((PsiMethodCallExpression)call).getMethodExpression().getReferenceNameElement();
public static boolean isSuperConstructorCall(@Nullable PsiElement element) {
if (!(element instanceof PsiMethodCallExpression)) return false;
PsiElement child = ((PsiMethodCallExpression)element).getMethodExpression().getReferenceNameElement();
return PsiUtil.isJavaToken(child, JavaTokenType.SUPER_KEYWORD);
}
/**
* Checks if the specified element is a this() or super() constructor call.
*
* @param call element to check
* @return true if given element is {@code this} or {@code super} constructor call
* @return true if given element is {@code this()} or {@code super()} constructor call
*/
@Contract("null -> false")
public static boolean isConstructorCall(@Nullable PsiElement call) {