8210347: Combine subsequent calls to Set.contains() and Set.add()
Reviewed-by: smarks, bpb
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parent
9118c4c28b
commit
475d422094
src/java.base/share/classes/java
@ -1,5 +1,5 @@
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/*
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* Copyright (c) 2014, 2017, Oracle and/or its affiliates. All rights reserved.
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* Copyright (c) 2014, 2018, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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@ -790,8 +790,7 @@ public final class ModuleLayer {
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// push in reverse order
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for (int i = layer.parents.size() - 1; i >= 0; i--) {
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ModuleLayer parent = layer.parents.get(i);
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if (!visited.contains(parent)) {
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visited.add(parent);
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if (visited.add(parent)) {
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stack.push(parent);
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}
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}
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@ -601,8 +601,7 @@ public final class Configuration {
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// push in reverse order
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for (int i = layer.parents.size() - 1; i >= 0; i--) {
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Configuration parent = layer.parents.get(i);
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if (!visited.contains(parent)) {
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visited.add(parent);
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if (visited.add(parent)) {
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stack.push(parent);
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}
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}
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@ -938,8 +938,7 @@ public final class ServiceLoader<S>
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List<ModuleLayer> parents = layer.parents();
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for (int i = parents.size() - 1; i >= 0; i--) {
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ModuleLayer parent = parents.get(i);
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if (!visited.contains(parent)) {
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visited.add(parent);
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if (visited.add(parent)) {
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stack.push(parent);
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}
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}
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@ -1,5 +1,5 @@
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/*
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* Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved.
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* Copyright (c) 2012, 2018, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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@ -170,8 +170,7 @@ final class DistinctOps {
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@Override
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public void accept(T t) {
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if (!seen.contains(t)) {
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seen.add(t);
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if (seen.add(t)) {
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downstream.accept(t);
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}
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}
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