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/**
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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jaroslav@260
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*
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jaroslav@551
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* Copyright 2013-2014 Oracle and/or its affiliates. All rights reserved.
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*
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* Oracle and Java are registered trademarks of Oracle and/or its affiliates.
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* Other names may be trademarks of their respective owners.
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*
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* The contents of this file are subject to the terms of either the GNU
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* General Public License Version 2 only ("GPL") or the Common
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* Development and Distribution License("CDDL") (collectively, the
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* "License"). You may not use this file except in compliance with the
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* License. You can obtain a copy of the License at
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* http://www.netbeans.org/cddl-gplv2.html
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* or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
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* specific language governing permissions and limitations under the
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* License. When distributing the software, include this License Header
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* Notice in each file and include the License file at
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* nbbuild/licenses/CDDL-GPL-2-CP. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the GPL Version 2 section of the License file that
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* accompanied this code. If applicable, add the following below the
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* License Header, with the fields enclosed by brackets [] replaced by
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* your own identifying information:
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* "Portions Copyrighted [year] [name of copyright owner]"
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*
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* Contributor(s):
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*
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* The Original Software is NetBeans. The Initial Developer of the Original
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* Software is Oracle. Portions Copyright 2013-2014 Oracle. All Rights Reserved.
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*
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* If you wish your version of this file to be governed by only the CDDL
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* or only the GPL Version 2, indicate your decision by adding
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* "[Contributor] elects to include this software in this distribution
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* under the [CDDL or GPL Version 2] license." If you do not indicate a
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* single choice of license, a recipient has the option to distribute
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* your version of this file under either the CDDL, the GPL Version 2 or
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* to extend the choice of license to its licensees as provided above.
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* However, if you add GPL Version 2 code and therefore, elected the GPL
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* Version 2 license, then the option applies only if the new code is
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* made subject to such option by the copyright holder.
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*/
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package org.netbeans.html.xhr4j;
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.OutputStream;
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import java.io.Reader;
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import java.net.URI;
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import java.net.URISyntaxException;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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import org.glassfish.grizzly.PortRange;
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import org.glassfish.grizzly.http.server.HttpHandler;
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import org.glassfish.grizzly.http.server.HttpServer;
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import org.glassfish.grizzly.http.server.NetworkListener;
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import org.glassfish.grizzly.http.server.Request;
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import org.glassfish.grizzly.http.server.Response;
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import org.glassfish.grizzly.http.server.ServerConfiguration;
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import org.glassfish.grizzly.websockets.WebSocket;
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import org.glassfish.grizzly.websockets.WebSocketAddOn;
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import org.glassfish.grizzly.websockets.WebSocketApplication;
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import org.glassfish.grizzly.websockets.WebSocketEngine;
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/**
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*
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* @author Jaroslav Tulach
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*/
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final class JsonDynamicHTTP extends HttpHandler {
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private static int resourcesCount;
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private static List<Resource> resources;
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private static ServerConfiguration conf;
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private static HttpServer server;
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private JsonDynamicHTTP() {
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}
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static URI initServer() throws Exception {
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server = HttpServer.createSimpleServer(null, new PortRange(8080, 65535));
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final WebSocketAddOn addon = new WebSocketAddOn();
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for (NetworkListener listener : server.getListeners()) {
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listener.registerAddOn(addon);
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}
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resources = new ArrayList<Resource>();
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conf = server.getServerConfiguration();
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final JsonDynamicHTTP dh = new JsonDynamicHTTP();
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conf.addHttpHandler(dh, "/");
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server.start();
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return pageURL("http", server, "/test.html");
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}
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@Override
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public void service(Request request, Response response) throws Exception {
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if ("/test.html".equals(request.getRequestURI())) {
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response.setContentType("text/html");
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final InputStream is = JsonDynamicHTTP.class.getResourceAsStream("test.html");
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copyStream(is, response.getOutputStream(), null);
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return;
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}
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if ("/dynamic".equals(request.getRequestURI())) {
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String mimeType = request.getParameter("mimeType");
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List<String> params = new ArrayList<String>();
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boolean webSocket = false;
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for (int i = 0;; i++) {
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String p = request.getParameter("param" + i);
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if (p == null) {
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break;
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}
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if ("protocol:ws".equals(p)) {
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webSocket = true;
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continue;
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}
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params.add(p);
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}
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final String cnt = request.getParameter("content");
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String mangle = cnt.replace("%20", " ").replace("%0A", "\n");
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ByteArrayInputStream is = new ByteArrayInputStream(mangle.getBytes("UTF-8"));
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URI url;
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final Resource res = new Resource(is, mimeType, "/dynamic/res" + ++resourcesCount, params.toArray(new String[params.size()]));
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if (webSocket) {
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url = registerWebSocket(res);
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} else {
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url = registerResource(res);
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}
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response.getWriter().write(url.toString());
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response.getWriter().write("\n");
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return;
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}
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for (Resource r : resources) {
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if (r.httpPath.equals(request.getRequestURI())) {
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response.setContentType(r.httpType);
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r.httpContent.reset();
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String[] params = null;
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if (r.parameters.length != 0) {
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params = new String[r.parameters.length];
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for (int i = 0; i < r.parameters.length; i++) {
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params[i] = request.getParameter(r.parameters[i]);
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if (params[i] == null) {
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if ("http.method".equals(r.parameters[i])) {
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params[i] = request.getMethod().toString();
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} else if ("http.requestBody".equals(r.parameters[i])) {
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Reader rdr = request.getReader();
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StringBuilder sb = new StringBuilder();
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for (;;) {
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int ch = rdr.read();
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if (ch == -1) {
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break;
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}
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sb.append((char) ch);
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}
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params[i] = sb.toString();
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} else if (r.parameters[i].startsWith("http.header.")) {
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params[i] = request.getHeader(r.parameters[i].substring(12));
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}
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}
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if (params[i] == null) {
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params[i] = "null";
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}
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}
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}
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copyStream(r.httpContent, response.getOutputStream(), null, params);
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}
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}
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}
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private URI registerWebSocket(Resource r) {
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WebSocketEngine.getEngine().register("", r.httpPath, new WS(r));
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return pageURL("ws", server, r.httpPath);
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}
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private URI registerResource(Resource r) {
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if (!resources.contains(r)) {
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resources.add(r);
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conf.addHttpHandler(this, r.httpPath);
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}
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return pageURL("http", server, r.httpPath);
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}
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private static URI pageURL(String proto, HttpServer server, final String page) {
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NetworkListener listener = server.getListeners().iterator().next();
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int port = listener.getPort();
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try {
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return new URI(proto + "://localhost:" + port + page);
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} catch (URISyntaxException ex) {
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throw new IllegalStateException(ex);
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}
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}
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static final class Resource {
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final InputStream httpContent;
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final String httpType;
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final String httpPath;
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final String[] parameters;
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Resource(InputStream httpContent, String httpType, String httpPath,
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String[] parameters) {
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httpContent.mark(Integer.MAX_VALUE);
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this.httpContent = httpContent;
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this.httpType = httpType;
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this.httpPath = httpPath;
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this.parameters = parameters;
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}
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}
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static void copyStream(InputStream is, OutputStream os, String baseURL, String... params) throws IOException {
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for (;;) {
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int ch = is.read();
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if (ch == -1) {
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break;
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}
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if (ch == '$' && params.length > 0) {
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int cnt = is.read() - '0';
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if (baseURL != null && cnt == 'U' - '0') {
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os.write(baseURL.getBytes("UTF-8"));
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} else {
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if (cnt >= 0 && cnt < params.length) {
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os.write(params[cnt].getBytes("UTF-8"));
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} else {
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os.write('$');
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os.write(cnt + '0');
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}
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}
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} else {
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os.write(ch);
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}
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}
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}
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private static class WS extends WebSocketApplication {
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private final Resource r;
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private WS(Resource r) {
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this.r = r;
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}
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@Override
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public void onMessage(WebSocket socket, String text) {
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try {
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r.httpContent.reset();
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ByteArrayOutputStream out = new ByteArrayOutputStream();
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copyStream(r.httpContent, out, null, text);
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String s = new String(out.toByteArray(), "UTF-8");
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socket.send(s);
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} catch (IOException ex) {
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LOG.log(Level.WARNING, null, ex);
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}
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}
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private static final Logger LOG = Logger.getLogger(WS.class.getName());
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jtulach@940
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}
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}
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