Java example source code file (Test.java)
The Test.java Java example source code
/*
* Copyright (c) 2004, 2010, 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
* @bug 5026745 6631048
* @run main/othervm/timeout=500 Test
* @summary Cannot flush output stream when writing to an HttpUrlConnection
*/
import java.io.*;
import java.net.*;
import com.sun.net.httpserver.*;
public class Test implements HttpHandler {
static volatile int count = 0;
static final String str1 = "Helloworld1234567890abcdefghijklmnopqrstuvwxyz"+
"1234567890abcdefkjsdlkjflkjsldkfjlsdkjflkj"+
"1434567890abcdefkjsdlkjflkjsldkfjlsdkjflkj";
static final String str2 = "Helloworld1234567890abcdefghijklmnopqrstuvwxyz"+
"1234567890";
public void handle(HttpExchange exchange) {
String reqbody;
try {
switch (exchange.getRequestURI().toString()) {
case "/test/test1": /* test1 -- keeps conn alive */
case "/test/test2": /* test2 -- closes conn */
printRequestURI(exchange);
reqbody = read(exchange.getRequestBody());
if (!reqbody.equals(str1)) {
exchange.sendResponseHeaders(500, 0);
break;
}
Headers headers = exchange.getRequestHeaders();
String chunk = headers.getFirst("Transfer-encoding");
if (!"chunked".equals (chunk)) {
exchange.sendResponseHeaders(501, 0);
break;
}
exchange.sendResponseHeaders(200, reqbody.length());
write(exchange.getResponseBody(), reqbody);
if (count == 1) {
Headers resHeaders = exchange.getResponseHeaders() ;
resHeaders.set("Connection", "close");
}
break;
case "/test/test3": /* test 3 */
printRequestURI(exchange);
reqbody = read(exchange.getRequestBody());
if (!reqbody.equals(str2)) {
exchange.sendResponseHeaders(500, 0);
break;
}
headers = exchange.getRequestHeaders();
int clen = Integer.parseInt( headers.getFirst("Content-length"));
if (clen != str2.length()) {
exchange.sendResponseHeaders(501, 0);
break;
}
Headers resHeaders = exchange.getResponseHeaders() ;
resHeaders.set("Connection", "close");
exchange.sendResponseHeaders(200, reqbody.length());
write(exchange.getResponseBody(), reqbody);
break;
case "/test/test4": /* test 4 */
case "/test/test5": /* test 5 */
printRequestURI(exchange);
break;
case "/test/test6": /* test 6 */
printRequestURI(exchange);
resHeaders = exchange.getResponseHeaders() ;
resHeaders.set("Location", "http://foo.bar/");
resHeaders.set("Connection", "close");
exchange.sendResponseHeaders(307, 0);
break;
case "/test/test7": /* test 7 */
case "/test/test8": /* test 8 */
printRequestURI(exchange);
reqbody = read(exchange.getRequestBody());
if (reqbody != null && !"".equals(reqbody)) {
exchange.sendResponseHeaders(501, 0);
break;
}
resHeaders = exchange.getResponseHeaders() ;
resHeaders.set("Connection", "close");
exchange.sendResponseHeaders(200, 0);
break;
case "/test/test9": /* test 9 */
printRequestURI(exchange);
reqbody = read(exchange.getRequestBody());
if (!reqbody.equals(str1)) {
exchange.sendResponseHeaders(500, 0);
break;
}
headers = exchange.getRequestHeaders();
chunk = headers.getFirst("Transfer-encoding");
if (!"chunked".equals(chunk)) {
exchange.sendResponseHeaders(501, 0);
break;
}
exchange.sendResponseHeaders(200, reqbody.length());
write(exchange.getResponseBody(), reqbody);
break;
case "/test/test10": /* test10 */
printRequestURI(exchange);
InputStream is = exchange.getRequestBody();
String s = read (is, str1.length());
boolean error = false;
for (int i=10; i< 200 * 1024; i++) {
byte c = (byte)is.read();
if (c != (byte)i) {
error = true;
System.out.println ("error at position " + i);
}
}
if (!s.equals(str1) ) {
System.out.println ("received string : " + s);
exchange.sendResponseHeaders(500, 0);
} else if (error) {
System.out.println ("error");
exchange.sendResponseHeaders(500, 0);
} else {
exchange.sendResponseHeaders(200, 0);
}
break;
case "/test/test11": /* test11 */
printRequestURI(exchange);
is = exchange.getRequestBody();
s = read (is, str1.length());
error = false;
for (int i=10; i< 30 * 1024; i++) {
byte c = (byte)is.read();
if (c != (byte)i) {
error = true;
System.out.println ("error at position " + i);
}
}
if (!s.equals(str1) ) {
System.out.println ("received string : " + s);
exchange.sendResponseHeaders(500, 0);
} else if (error) {
System.out.println ("error");
exchange.sendResponseHeaders(500, 0);
} else {
exchange.sendResponseHeaders(200, 0);
}
break;
case "/test/test12": /* test12 */
printRequestURI(exchange);
is = exchange.getRequestBody();
error = false;
for (int i=10; i< 30 * 1024; i++) {
byte c = (byte)is.read();
if (c != (byte)i) {
error = true;
System.out.println ("error at position " + i);
}
}
if (error) {
System.out.println ("error");
exchange.sendResponseHeaders(500, 0);
} else {
exchange.sendResponseHeaders(200, 0);
}
break;
}
count ++;
exchange.close();
} catch (IOException e) {
e.printStackTrace();
}
}
static void printRequestURI(HttpExchange exchange) {
URI uri = exchange.getRequestURI();
System.out.println("HttpServer: handle " + uri);
}
static String read (InputStream is, int len) {
try {
byte[] ba = new byte [len];
int c;
int l = 0;
while ((c= is.read(ba, l, ba.length-l)) != -1 && l<len) {
l += c;
}
return new String (ba, 0, l, "ISO8859-1");
} catch (Exception e) {
e.printStackTrace();
}
return null;
}
static String read(InputStream is) {
try {
byte[] ba = new byte [8096];
int off = 0, c;
while ((c= is.read(ba, off, ba.length)) != -1) {
off += c;
}
return new String(ba, 0, off, "ISO8859-1");
} catch (Exception e) {
e.printStackTrace();
}
return null;
}
static void write(OutputStream os, String str) {
try {
byte[] ba = str.getBytes("ISO8859-1");
os.write(ba);
} catch (Exception e) {
e.printStackTrace();
}
}
static void readAndCompare(InputStream is, String cmp) throws IOException {
int c;
byte buf[] = new byte [1024];
int off = 0;
int len = 1024;
while ((c=is.read(buf, off, len)) != -1) {
off += c;
len -= c;
}
String s1 = new String(buf, 0, off, "ISO8859_1");
if (!cmp.equals(s1)) {
throw new IOException("strings not same");
}
}
/* basic chunked test (runs twice) */
static void test1 (String u) throws Exception {
URL url = new URL (u);
System.out.println ("client opening connection to: " + u);
HttpURLConnection urlc = (HttpURLConnection)url.openConnection ();
urlc.setChunkedStreamingMode (20);
urlc.setDoOutput(true);
urlc.setRequestMethod ("POST");
OutputStream os = urlc.getOutputStream ();
os.write (str1.getBytes());
os.close();
InputStream is = urlc.getInputStream();
readAndCompare (is, str1);
is.close();
}
/* basic fixed length test */
static void test3 (String u) throws Exception {
URL url = new URL (u);
System.out.println ("client opening connection to: " + u);
HttpURLConnection urlc = (HttpURLConnection)url.openConnection ();
urlc.setFixedLengthStreamingMode (str2.length());
urlc.setDoOutput(true);
urlc.setRequestMethod ("POST");
OutputStream os = urlc.getOutputStream ();
os.write (str2.getBytes());
os.close();
InputStream is = urlc.getInputStream();
readAndCompare (is, str2);
is.close();
}
/* write too few bytes */
static void test4 (String u) throws Exception {
URL url = new URL (u);
System.out.println ("client opening connection to: " + u);
HttpURLConnection urlc = (HttpURLConnection)url.openConnection ();
urlc.setFixedLengthStreamingMode (str2.length()+1);
urlc.setDoOutput(true);
urlc.setRequestMethod ("POST");
OutputStream os = urlc.getOutputStream ();
os.write (str2.getBytes());
try {
os.close();
throw new Exception ("should have thrown IOException");
} catch (IOException e) {}
}
/* write too many bytes */
static void test5 (String u) throws Exception {
URL url = new URL (u);
System.out.println ("client opening connection to: " + u);
HttpURLConnection urlc = (HttpURLConnection)url.openConnection ();
urlc.setFixedLengthStreamingMode (str2.length()-1);
urlc.setDoOutput(true);
urlc.setRequestMethod ("POST");
OutputStream os = urlc.getOutputStream ();
try {
os.write (str2.getBytes());
throw new Exception ("should have thrown IOException");
} catch (IOException e) {}
}
/* check for HttpRetryException on redirection */
static void test6 (String u) throws Exception {
URL url = new URL (u);
System.out.println ("client opening connection to: " + u);
HttpURLConnection urlc = (HttpURLConnection)url.openConnection ();
urlc.setChunkedStreamingMode (20);
urlc.setDoOutput(true);
urlc.setRequestMethod ("POST");
OutputStream os = urlc.getOutputStream ();
os.write (str1.getBytes());
os.close();
try {
InputStream is = urlc.getInputStream();
throw new Exception ("should have gotten HttpRetryException");
} catch (HttpRetryException e) {
if (e.responseCode() != 307) {
throw new Exception ("Wrong response code " + e.responseCode());
}
if (!e.getLocation().equals ("http://foo.bar/")) {
throw new Exception ("Wrong location " + e.getLocation());
}
}
}
/* next two tests send zero length posts */
static void test7 (String u) throws Exception {
URL url = new URL (u);
System.out.println ("client opening connection to: " + u);
HttpURLConnection urlc = (HttpURLConnection)url.openConnection ();
urlc.setChunkedStreamingMode (20);
urlc.setDoOutput(true);
urlc.setRequestMethod ("POST");
OutputStream os = urlc.getOutputStream ();
os.close();
int ret = urlc.getResponseCode();
if (ret != 200) {
throw new Exception ("Expected 200: got " + ret);
}
}
static void test8 (String u) throws Exception {
URL url = new URL (u);
System.out.println ("client opening connection to: " + u);
HttpURLConnection urlc = (HttpURLConnection)url.openConnection ();
urlc.setFixedLengthStreamingMode (0);
urlc.setDoOutput(true);
urlc.setRequestMethod ("POST");
OutputStream os = urlc.getOutputStream ();
os.close();
int ret = urlc.getResponseCode();
if (ret != 200) {
throw new Exception ("Expected 200: got " + ret);
}
}
/* calling setChunkedStreamingMode with -1 should entail using
the default chunk size */
static void test9 (String u) throws Exception {
URL url = new URL (u);
System.out.println ("client opening connection to: " + u);
HttpURLConnection urlc = (HttpURLConnection)url.openConnection ();
urlc.setChunkedStreamingMode (-1);
urlc.setDoOutput(true);
urlc.setRequestMethod ("POST");
OutputStream os = urlc.getOutputStream ();
os.write (str1.getBytes());
os.close();
InputStream is = urlc.getInputStream();
readAndCompare (is, str1);
is.close();
}
static void test10 (String u) throws Exception {
URL url = new URL (u);
System.out.println ("client opening connection to: " + u);
HttpURLConnection urlc = (HttpURLConnection)url.openConnection ();
urlc.setChunkedStreamingMode (4 * 1024);
urlc.setDoOutput(true);
urlc.setRequestMethod ("POST");
OutputStream os = urlc.getOutputStream ();
byte[] buf = new byte [200 * 1024];
for (int i=0; i< 200 * 1024; i++) {
buf[i] = (byte) i;
}
/* write a small bit first, and then the large buffer */
os.write (str1.getBytes());
os.write (buf, 10, buf.length - 10); /* skip 10 bytes to test offset */
os.close();
InputStream is = urlc.getInputStream();
is.close();
int ret = urlc.getResponseCode();
if (ret != 200) {
throw new Exception ("Expected 200: got " + ret);
}
}
static void test11 (String u) throws Exception {
URL url = new URL (u);
System.out.println ("client opening connection to: " + u);
HttpURLConnection urlc = (HttpURLConnection)url.openConnection ();
urlc.setChunkedStreamingMode (36 * 1024);
urlc.setDoOutput(true);
urlc.setRequestMethod ("POST");
OutputStream os = urlc.getOutputStream ();
byte[] buf = new byte [30 * 1024];
for (int i=0; i< 30 * 1024; i++) {
buf[i] = (byte) i;
}
/* write a small bit first, and then the large buffer */
os.write (str1.getBytes());
//os.write (buf, 10, buf.length - 10); /* skip 10 bytes to test offset */
os.write (buf, 10, (10 * 1024) - 10);
os.write (buf, (10 * 1024), (10 * 1024));
os.write (buf, (20 * 1024), (10 * 1024));
os.close();
InputStream is = urlc.getInputStream();
is.close();
int ret = urlc.getResponseCode();
if (ret != 200) {
throw new Exception ("Expected 200: got " + ret);
}
}
static void test12 (String u) throws Exception {
URL url = new URL (u);
System.out.println ("client opening connection to: " + u);
HttpURLConnection urlc = (HttpURLConnection)url.openConnection ();
urlc.setChunkedStreamingMode (36 * 1024);
urlc.setDoOutput(true);
urlc.setRequestMethod ("POST");
OutputStream os = urlc.getOutputStream ();
byte[] buf = new byte [30 * 1024];
for (int i=0; i< 30 * 1024; i++) {
buf[i] = (byte) i;
}
os.write (buf, 10, buf.length - 10); /* skip 10 bytes to test offset */
os.close();
InputStream is = urlc.getInputStream();
is.close();
int ret = urlc.getResponseCode();
if (ret != 200) {
throw new Exception ("Expected 200: got " + ret);
}
}
static com.sun.net.httpserver.HttpServer httpserver;
public static void main (String[] args) throws Exception {
try {
httpserver = com.sun.net.httpserver.HttpServer.create(new InetSocketAddress(0), 0);
HttpContext ctx = httpserver.createContext("/test/", new Test() );
httpserver.start();
int port = httpserver.getAddress().getPort();
System.out.println ("Server started: listening on port: " + port);
test1("http://localhost:"+ port + "/test/test1");
test1("http://localhost:"+ port + "/test/test2");
test3("http://localhost:"+ port + "/test/test3");
test4("http://localhost:"+ port + "/test/test4");
test5("http://localhost:"+ port + "/test/test5");
test6("http://localhost:"+ port + "/test/test6");
test7("http://localhost:"+ port + "/test/test7");
test8("http://localhost:"+ port + "/test/test8");
test9("http://localhost:"+ port + "/test/test9");
test10("http://localhost:"+ port + "/test/test10");
test11("http://localhost:"+ port + "/test/test11");
test12("http://localhost:"+ port + "/test/test12");
} finally {
if (httpserver != null)
httpserver.stop(0);
}
}
}
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