mirror of
https://github.com/openjdk/jdk.git
synced 2026-02-26 02:00:12 +00:00
89 lines
3.6 KiB
Java
89 lines
3.6 KiB
Java
/*
|
|
* Copyright (c) 2021, 2025, 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
|
|
* under the terms of the GNU General Public License version 2 only, as
|
|
* published by the Free Software Foundation. Oracle designates this
|
|
* particular file as subject to the "Classpath" exception as provided
|
|
* by Oracle in the LICENSE file that accompanied this code.
|
|
*
|
|
* This code is distributed in the hope that it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
* version 2 for more details (a copy is included in the LICENSE file that
|
|
* accompanied this code).
|
|
*
|
|
* You should have received a copy of the GNU General Public License version
|
|
* 2 along with this work; if not, write to the Free Software Foundation,
|
|
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*
|
|
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
|
|
* or visit www.oracle.com if you need additional information or have any
|
|
* questions.
|
|
*/
|
|
|
|
package sun.net.httpserver.simpleserver;
|
|
|
|
import java.io.PrintWriter;
|
|
|
|
/**
|
|
* Programmatic entry point to start the jwebserver tool.
|
|
*/
|
|
public class JWebServer {
|
|
|
|
private static final String SYS_PROP_MAX_CONNECTIONS = "jdk.httpserver.maxConnections";
|
|
private static final String DEFAULT_JWEBSERVER_MAX_CONNECTIONS = "200";
|
|
|
|
/**
|
|
* This constructor should never be called.
|
|
*/
|
|
private JWebServer() { throw new AssertionError(); }
|
|
|
|
/**
|
|
* The main entry point.
|
|
*
|
|
* <p> The command line arguments are parsed and the server is started. If
|
|
* started successfully, the server will run on a new non-daemon thread,
|
|
* and this method will return. Otherwise, if the server is not started
|
|
* successfully, e.g. an error is encountered while parsing the arguments
|
|
* or an I/O error occurs, the server is not started and this method invokes
|
|
* System::exit with an appropriate exit code.
|
|
*
|
|
* <p> If the system property "sun.net.httpserver.maxReqTime" has not been
|
|
* set by the user, it is set to a value of 5 seconds. This is to prevent
|
|
* the server from hanging indefinitely, for example in the case of an HTTPS
|
|
* request.
|
|
*
|
|
* @param args the command-line options
|
|
* @throws NullPointerException if {@code args} is {@code null}, or if there
|
|
* are any {@code null} values in the {@code args} array
|
|
*/
|
|
public static void main(String... args) {
|
|
setMaxReqTime();
|
|
setMaxConnectionsIfNotSet();
|
|
|
|
int ec = SimpleFileServerImpl.start(new PrintWriter(System.out, true), "jwebserver", args);
|
|
if (ec != 0) {
|
|
System.exit(ec);
|
|
} // otherwise, the server has either been started successfully and
|
|
// runs in another non-daemon thread, or -h or -version have been
|
|
// passed and the main thread has exited normally.
|
|
}
|
|
|
|
public static final String MAXREQTIME_KEY = "sun.net.httpserver.maxReqTime";
|
|
public static final String MAXREQTIME_VAL = "5";
|
|
|
|
private static void setMaxReqTime() {
|
|
if (System.getProperty(MAXREQTIME_KEY) == null) {
|
|
System.setProperty(MAXREQTIME_KEY, MAXREQTIME_VAL);
|
|
}
|
|
}
|
|
|
|
static void setMaxConnectionsIfNotSet() {
|
|
if (System.getProperty(SYS_PROP_MAX_CONNECTIONS) == null) {
|
|
System.setProperty(SYS_PROP_MAX_CONNECTIONS, DEFAULT_JWEBSERVER_MAX_CONNECTIONS);
|
|
}
|
|
}
|
|
}
|