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8284161: Implementation of Virtual Threads (Preview)

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Co-authored-by: Ron Pressler <rpressler@openjdk.org>
Co-authored-by: Alan Bateman <alanb@openjdk.org>
Co-authored-by: Erik Österlund <eosterlund@openjdk.org>
Co-authored-by: Andrew Haley <aph@openjdk.org>
Co-authored-by: Rickard Bäckman <rbackman@openjdk.org>
Co-authored-by: Markus Grönlund <mgronlun@openjdk.org>
Co-authored-by: Leonid Mesnik <lmesnik@openjdk.org>
Co-authored-by: Serguei Spitsyn <sspitsyn@openjdk.org>
Co-authored-by: Chris Plummer <cjplummer@openjdk.org>
Co-authored-by: Coleen Phillimore <coleenp@openjdk.org>
Co-authored-by: Robbin Ehn <rehn@openjdk.org>
Co-authored-by: Stefan Karlsson <stefank@openjdk.org>
Co-authored-by: Thomas Schatzl <tschatzl@openjdk.org>
Co-authored-by: Sergey Kuksenko <skuksenko@openjdk.org>
Reviewed-by: lancea, eosterlund, rehn, sspitsyn, stefank, tschatzl, dfuchs, lmesnik, dcubed, kevinw, amenkov, dlong, mchung, psandoz, bpb, coleenp, smarks, egahlin, mseledtsov, coffeys, darcy
This commit is contained in:
Alan Bateman 2022-05-07 08:06:16 +00:00
parent 5212535a27
commit 9583e3657e
1133 changed files with 95935 additions and 8335 deletions
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37
src/java.base/share/classes/java/io/FileOutputStream.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 1994, 2021, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1994, 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
@ -28,6 +28,7 @@ package java.io;
import java.nio.channels.FileChannel;
import jdk.internal.access.SharedSecrets;
import jdk.internal.access.JavaIOFileDescriptorAccess;
import jdk.internal.misc.Blocker;
import sun.nio.ch.FileChannelImpl;
@ -288,9 +289,13 @@ public class FileOutputStream extends OutputStream
* @param name name of file to be opened
* @param append whether the file is to be opened in append mode
*/
private void open(String name, boolean append)
throws FileNotFoundException {
open0(name, append);
private void open(String name, boolean append) throws FileNotFoundException {
long comp = Blocker.begin();
try {
open0(name, append);
} finally {
Blocker.end(comp);
}
}
/**
@ -310,7 +315,13 @@ public class FileOutputStream extends OutputStream
* @throws IOException if an I/O error occurs.
*/
public void write(int b) throws IOException {
write(b, fdAccess.getAppend(fd));
boolean append = fdAccess.getAppend(fd);
long comp = Blocker.begin();
try {
write(b, append);
} finally {
Blocker.end(comp);
}
}
/**
@ -333,7 +344,13 @@ public class FileOutputStream extends OutputStream
* @throws IOException if an I/O error occurs.
*/
public void write(byte[] b) throws IOException {
writeBytes(b, 0, b.length, fdAccess.getAppend(fd));
boolean append = fdAccess.getAppend(fd);
long comp = Blocker.begin();
try {
writeBytes(b, 0, b.length, append);
} finally {
Blocker.end(comp);
}
}
/**
@ -346,7 +363,13 @@ public class FileOutputStream extends OutputStream
* @throws IOException if an I/O error occurs.
*/
public void write(byte[] b, int off, int len) throws IOException {
writeBytes(b, off, len, fdAccess.getAppend(fd));
boolean append = fdAccess.getAppend(fd);
long comp = Blocker.begin();
try {
writeBytes(b, off, len, append);
} finally {
Blocker.end(comp);
}
}
/**