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8297211: Expensive fillInStackTrace operation in HttpURLConnection.getOutputStream0 when no content-length in response

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Reviewed-by: simonis, dfuchs
This commit is contained in:
Jaikiran Pai 2022-11-22 01:48:39 +00:00
parent 5a45c25151
commit 392ac7055d
2 changed files with 25 additions and 16 deletions
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32
src/java.base/share/classes/java/net/URLConnection.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 1995, 2021, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1995, 2022, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -619,10 +619,12 @@ public abstract class URLConnection {
* missing or malformed.
*/
public int getHeaderFieldInt(String name, int Default) {
String value = getHeaderField(name);
try {
return Integer.parseInt(value);
} catch (Exception e) { }
final String value = getHeaderField(name);
if (value != null) {
try {
return Integer.parseInt(value);
} catch (NumberFormatException e) { }
}
return Default;
}
@ -642,10 +644,12 @@ public abstract class URLConnection {
* @since 1.7
*/
public long getHeaderFieldLong(String name, long Default) {
String value = getHeaderField(name);
try {
return Long.parseLong(value);
} catch (Exception e) { }
final String value = getHeaderField(name);
if (value != null) {
try {
return Long.parseLong(value);
} catch (NumberFormatException e) { }
}
return Default;
}
@ -667,10 +671,12 @@ public abstract class URLConnection {
*/
@SuppressWarnings("deprecation")
public long getHeaderFieldDate(String name, long Default) {
String value = getHeaderField(name);
try {
return Date.parse(value);
} catch (Exception e) { }
final String value = getHeaderField(name);
if (value != null) {
try {
return Date.parse(value);
} catch (Exception e) { }
}
return Default;
}