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AsyncHandlerTest.java
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89 lines (78 loc) · 3.1 KB
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/*
* Copyright (c) 2019, 2023, 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.
*
* 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.
*/
/**
* @test
* @summary test that handler can send response asynchronously
* @library /test/lib
* @modules java.base/sun.net.www
* @run main/othervm AsyncHandlerTest
*/
import java.io.IOException;
import java.io.InputStream;
import java.net.HttpURLConnection;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.net.URL;
import com.sun.net.httpserver.HttpExchange;
import com.sun.net.httpserver.HttpHandler;
import com.sun.net.httpserver.HttpServer;
import jdk.test.lib.net.URIBuilder;
public class AsyncHandlerTest implements HttpHandler {
private final HttpServer server;
public AsyncHandlerTest(HttpServer server) {
this.server = server;
}
@Override
public void handle(HttpExchange ex) throws IOException {
ex.sendResponseHeaders(200, 0L);
server.getExecutor().execute(() -> {
try (var os = ex.getResponseBody()) {
os.write("hello".getBytes());
} catch(IOException e) {
e.printStackTrace();
}
});
}
public static void main(String[] args) throws IOException, InterruptedException {
HttpServer server = HttpServer.create(
new InetSocketAddress(InetAddress.getLoopbackAddress(), 0), 0);
try {
server.createContext("/context", new AsyncHandlerTest(server));
server.start();
URL url = URIBuilder.newBuilder()
.scheme("http")
.loopback()
.port(server.getAddress().getPort())
.path("/context")
.toURLUnchecked();
HttpURLConnection urlc = (HttpURLConnection) url.openConnection();
System.out.println("Client: Response code received: " + urlc.getResponseCode());
try (InputStream is = urlc.getInputStream()) {
String body = new String(is.readAllBytes());
if(!"hello".equals(body)) throw new IllegalStateException("incorrect body "+body);
}
} finally {
server.stop(0);
}
}
}