--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/java.net.http/share/classes/jdk/internal/net/http/HttpRequestImpl.java Tue Apr 17 08:54:17 2018 -0700
@@ -0,0 +1,371 @@
+/*
+ * Copyright (c) 2015, 2018, 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 jdk.internal.net.http;
+
+import java.io.IOException;
+import java.net.InetSocketAddress;
+import java.net.Proxy;
+import java.net.ProxySelector;
+import java.net.URI;
+import java.security.AccessControlContext;
+import java.security.AccessController;
+import java.security.PrivilegedAction;
+import java.time.Duration;
+import java.util.List;
+import java.util.Locale;
+import java.util.Objects;
+import java.util.Optional;
+import java.net.http.HttpClient;
+import java.net.http.HttpHeaders;
+import java.net.http.HttpRequest;
+import jdk.internal.net.http.common.HttpHeadersImpl;
+import jdk.internal.net.http.common.Utils;
+import jdk.internal.net.http.websocket.WebSocketRequest;
+
+import static jdk.internal.net.http.common.Utils.ALLOWED_HEADERS;
+
+class HttpRequestImpl extends HttpRequest implements WebSocketRequest {
+
+ private final HttpHeaders userHeaders;
+ private final HttpHeadersImpl systemHeaders;
+ private final URI uri;
+ private volatile Proxy proxy; // ensure safe publishing
+ private final InetSocketAddress authority; // only used when URI not specified
+ private final String method;
+ final BodyPublisher requestPublisher;
+ final boolean secure;
+ final boolean expectContinue;
+ private volatile boolean isWebSocket;
+ private volatile AccessControlContext acc;
+ private final Duration timeout; // may be null
+ private final Optional<HttpClient.Version> version;
+
+ private static String userAgent() {
+ PrivilegedAction<String> pa = () -> System.getProperty("java.version");
+ String version = AccessController.doPrivileged(pa);
+ return "Java-http-client/" + version;
+ }
+
+ /** The value of the User-Agent header for all requests sent by the client. */
+ public static final String USER_AGENT = userAgent();
+
+ /**
+ * Creates an HttpRequestImpl from the given builder.
+ */
+ public HttpRequestImpl(HttpRequestBuilderImpl builder) {
+ String method = builder.method();
+ this.method = method == null ? "GET" : method;
+ this.userHeaders = ImmutableHeaders.of(builder.headers().map(), ALLOWED_HEADERS);
+ this.systemHeaders = new HttpHeadersImpl();
+ this.uri = builder.uri();
+ assert uri != null;
+ this.proxy = null;
+ this.expectContinue = builder.expectContinue();
+ this.secure = uri.getScheme().toLowerCase(Locale.US).equals("https");
+ this.requestPublisher = builder.bodyPublisher(); // may be null
+ this.timeout = builder.timeout();
+ this.version = builder.version();
+ this.authority = null;
+ }
+
+ /**
+ * Creates an HttpRequestImpl from the given request.
+ */
+ public HttpRequestImpl(HttpRequest request, ProxySelector ps) {
+ String method = request.method();
+ if (method != null && !Utils.isValidName(method))
+ throw new IllegalArgumentException("illegal method \""
+ + method.replace("\n","\\n")
+ .replace("\r", "\\r")
+ .replace("\t", "\\t")
+ + "\"");
+ URI requestURI = Objects.requireNonNull(request.uri(),
+ "uri must be non null");
+ Duration timeout = request.timeout().orElse(null);
+ this.method = method == null ? "GET" : method;
+ this.userHeaders = ImmutableHeaders.validate(request.headers());
+ if (request instanceof HttpRequestImpl) {
+ // all cases exception WebSocket should have a new system headers
+ this.isWebSocket = ((HttpRequestImpl) request).isWebSocket;
+ if (isWebSocket) {
+ this.systemHeaders = ((HttpRequestImpl) request).systemHeaders;
+ } else {
+ this.systemHeaders = new HttpHeadersImpl();
+ }
+ } else {
+ HttpRequestBuilderImpl.checkURI(requestURI);
+ checkTimeout(timeout);
+ this.systemHeaders = new HttpHeadersImpl();
+ }
+ this.systemHeaders.setHeader("User-Agent", USER_AGENT);
+ this.uri = requestURI;
+ if (isWebSocket) {
+ // WebSocket determines and sets the proxy itself
+ this.proxy = ((HttpRequestImpl) request).proxy;
+ } else {
+ if (ps != null)
+ this.proxy = retrieveProxy(ps, uri);
+ else
+ this.proxy = null;
+ }
+ this.expectContinue = request.expectContinue();
+ this.secure = uri.getScheme().toLowerCase(Locale.US).equals("https");
+ this.requestPublisher = request.bodyPublisher().orElse(null);
+ this.timeout = timeout;
+ this.version = request.version();
+ this.authority = null;
+ }
+
+ private static void checkTimeout(Duration duration) {
+ if (duration != null) {
+ if (duration.isNegative() || Duration.ZERO.equals(duration))
+ throw new IllegalArgumentException("Invalid duration: " + duration);
+ }
+ }
+
+ /** Returns a new instance suitable for redirection. */
+ public static HttpRequestImpl newInstanceForRedirection(URI uri,
+ String method,
+ HttpRequestImpl other) {
+ return new HttpRequestImpl(uri, method, other);
+ }
+
+ /** Returns a new instance suitable for authentication. */
+ public static HttpRequestImpl newInstanceForAuthentication(HttpRequestImpl other) {
+ return new HttpRequestImpl(other.uri(), other.method(), other);
+ }
+
+ /**
+ * Creates a HttpRequestImpl using fields of an existing request impl.
+ * The newly created HttpRequestImpl does not copy the system headers.
+ */
+ private HttpRequestImpl(URI uri,
+ String method,
+ HttpRequestImpl other) {
+ assert method == null || Utils.isValidName(method);
+ this.method = method == null? "GET" : method;
+ this.userHeaders = other.userHeaders;
+ this.isWebSocket = other.isWebSocket;
+ this.systemHeaders = new HttpHeadersImpl();
+ this.systemHeaders.setHeader("User-Agent", USER_AGENT);
+ this.uri = uri;
+ this.proxy = other.proxy;
+ this.expectContinue = other.expectContinue;
+ this.secure = uri.getScheme().toLowerCase(Locale.US).equals("https");
+ this.requestPublisher = other.requestPublisher; // may be null
+ this.acc = other.acc;
+ this.timeout = other.timeout;
+ this.version = other.version();
+ this.authority = null;
+ }
+
+ /* used for creating CONNECT requests */
+ HttpRequestImpl(String method, InetSocketAddress authority, HttpHeaders headers) {
+ // TODO: isWebSocket flag is not specified, but the assumption is that
+ // such a request will never be made on a connection that will be returned
+ // to the connection pool (we might need to revisit this constructor later)
+ assert "CONNECT".equalsIgnoreCase(method);
+ this.method = method;
+ this.systemHeaders = new HttpHeadersImpl();
+ this.userHeaders = ImmutableHeaders.of(headers);
+ this.uri = URI.create("socket://" + authority.getHostString() + ":"
+ + Integer.toString(authority.getPort()) + "/");
+ this.proxy = null;
+ this.requestPublisher = null;
+ this.authority = authority;
+ this.secure = false;
+ this.expectContinue = false;
+ this.timeout = null;
+ // The CONNECT request sent for tunneling is only used in two cases:
+ // 1. websocket, which only supports HTTP/1.1
+ // 2. SSL tunneling through a HTTP/1.1 proxy
+ // In either case we do not want to upgrade the connection to the proxy.
+ // What we want to possibly upgrade is the tunneled connection to the
+ // target server (so not the CONNECT request itself)
+ this.version = Optional.of(HttpClient.Version.HTTP_1_1);
+ }
+
+ final boolean isConnect() {
+ return "CONNECT".equalsIgnoreCase(method);
+ }
+
+ /**
+ * Creates a HttpRequestImpl from the given set of Headers and the associated
+ * "parent" request. Fields not taken from the headers are taken from the
+ * parent.
+ */
+ static HttpRequestImpl createPushRequest(HttpRequestImpl parent,
+ HttpHeadersImpl headers)
+ throws IOException
+ {
+ return new HttpRequestImpl(parent, headers);
+ }
+
+ // only used for push requests
+ private HttpRequestImpl(HttpRequestImpl parent, HttpHeadersImpl headers)
+ throws IOException
+ {
+ this.method = headers.firstValue(":method")
+ .orElseThrow(() -> new IOException("No method in Push Promise"));
+ String path = headers.firstValue(":path")
+ .orElseThrow(() -> new IOException("No path in Push Promise"));
+ String scheme = headers.firstValue(":scheme")
+ .orElseThrow(() -> new IOException("No scheme in Push Promise"));
+ String authority = headers.firstValue(":authority")
+ .orElseThrow(() -> new IOException("No authority in Push Promise"));
+ StringBuilder sb = new StringBuilder();
+ sb.append(scheme).append("://").append(authority).append(path);
+ this.uri = URI.create(sb.toString());
+ this.proxy = null;
+ this.userHeaders = ImmutableHeaders.of(headers.map(), ALLOWED_HEADERS);
+ this.systemHeaders = parent.systemHeaders;
+ this.expectContinue = parent.expectContinue;
+ this.secure = parent.secure;
+ this.requestPublisher = parent.requestPublisher;
+ this.acc = parent.acc;
+ this.timeout = parent.timeout;
+ this.version = parent.version;
+ this.authority = null;
+ }
+
+ @Override
+ public String toString() {
+ return (uri == null ? "" : uri.toString()) + " " + method;
+ }
+
+ @Override
+ public HttpHeaders headers() {
+ return userHeaders;
+ }
+
+ InetSocketAddress authority() { return authority; }
+
+ void setH2Upgrade(Http2ClientImpl h2client) {
+ systemHeaders.setHeader("Connection", "Upgrade, HTTP2-Settings");
+ systemHeaders.setHeader("Upgrade", "h2c");
+ systemHeaders.setHeader("HTTP2-Settings", h2client.getSettingsString());
+ }
+
+ @Override
+ public boolean expectContinue() { return expectContinue; }
+
+ /** Retrieves the proxy, from the given ProxySelector, if there is one. */
+ private static Proxy retrieveProxy(ProxySelector ps, URI uri) {
+ Proxy proxy = null;
+ List<Proxy> pl = ps.select(uri);
+ if (!pl.isEmpty()) {
+ Proxy p = pl.get(0);
+ if (p.type() == Proxy.Type.HTTP)
+ proxy = p;
+ }
+ return proxy;
+ }
+
+ InetSocketAddress proxy() {
+ if (proxy == null || proxy.type() != Proxy.Type.HTTP
+ || method.equalsIgnoreCase("CONNECT")) {
+ return null;
+ }
+ return (InetSocketAddress)proxy.address();
+ }
+
+ boolean secure() { return secure; }
+
+ @Override
+ public void setProxy(Proxy proxy) {
+ assert isWebSocket;
+ this.proxy = proxy;
+ }
+
+ @Override
+ public void isWebSocket(boolean is) {
+ isWebSocket = is;
+ }
+
+ boolean isWebSocket() {
+ return isWebSocket;
+ }
+
+ @Override
+ public Optional<BodyPublisher> bodyPublisher() {
+ return requestPublisher == null ? Optional.empty()
+ : Optional.of(requestPublisher);
+ }
+
+ /**
+ * Returns the request method for this request. If not set explicitly,
+ * the default method for any request is "GET".
+ */
+ @Override
+ public String method() { return method; }
+
+ @Override
+ public URI uri() { return uri; }
+
+ @Override
+ public Optional<Duration> timeout() {
+ return timeout == null ? Optional.empty() : Optional.of(timeout);
+ }
+
+ HttpHeaders getUserHeaders() { return userHeaders; }
+
+ HttpHeadersImpl getSystemHeaders() { return systemHeaders; }
+
+ @Override
+ public Optional<HttpClient.Version> version() { return version; }
+
+ void addSystemHeader(String name, String value) {
+ systemHeaders.addHeader(name, value);
+ }
+
+ @Override
+ public void setSystemHeader(String name, String value) {
+ systemHeaders.setHeader(name, value);
+ }
+
+ InetSocketAddress getAddress() {
+ URI uri = uri();
+ if (uri == null) {
+ return authority();
+ }
+ int p = uri.getPort();
+ if (p == -1) {
+ if (uri.getScheme().equalsIgnoreCase("https")) {
+ p = 443;
+ } else {
+ p = 80;
+ }
+ }
+ final String host = uri.getHost();
+ final int port = p;
+ if (proxy() == null) {
+ PrivilegedAction<InetSocketAddress> pa = () -> new InetSocketAddress(host, port);
+ return AccessController.doPrivileged(pa);
+ } else {
+ return InetSocketAddress.createUnresolved(host, port);
+ }
+ }
+}