During the API review process (bug 246133) the reviewers decided that in order to include html4j to NetBeans Platform, we need to stop using org.apidesign namespace and switch to NetBeans one. Repackaging all SPI packages into org.netbeans.html.smthng.spi.
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
4 * Copyright 2013-2014 Oracle and/or its affiliates. All rights reserved.
6 * Oracle and Java are registered trademarks of Oracle and/or its affiliates.
7 * Other names may be trademarks of their respective owners.
9 * The contents of this file are subject to the terms of either the GNU
10 * General Public License Version 2 only ("GPL") or the Common
11 * Development and Distribution License("CDDL") (collectively, the
12 * "License"). You may not use this file except in compliance with the
13 * License. You can obtain a copy of the License at
14 * http://www.netbeans.org/cddl-gplv2.html
15 * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
16 * specific language governing permissions and limitations under the
17 * License. When distributing the software, include this License Header
18 * Notice in each file and include the License file at
19 * nbbuild/licenses/CDDL-GPL-2-CP. Oracle designates this
20 * particular file as subject to the "Classpath" exception as provided
21 * by Oracle in the GPL Version 2 section of the License file that
22 * accompanied this code. If applicable, add the following below the
23 * License Header, with the fields enclosed by brackets [] replaced by
24 * your own identifying information:
25 * "Portions Copyrighted [year] [name of copyright owner]"
29 * The Original Software is NetBeans. The Initial Developer of the Original
30 * Software is Oracle. Portions Copyright 2013-2014 Oracle. All Rights Reserved.
32 * If you wish your version of this file to be governed by only the CDDL
33 * or only the GPL Version 2, indicate your decision by adding
34 * "[Contributor] elects to include this software in this distribution
35 * under the [CDDL or GPL Version 2] license." If you do not indicate a
36 * single choice of license, a recipient has the option to distribute
37 * your version of this file under either the CDDL, the GPL Version 2 or
38 * to extend the choice of license to its licensees as provided above.
39 * However, if you add GPL Version 2 code and therefore, elected the GPL
40 * Version 2 license, then the option applies only if the new code is
41 * made subject to such option by the copyright holder.
43 package org.netbeans.html.ko4j;
45 import java.io.ByteArrayOutputStream;
46 import java.io.IOException;
47 import java.io.InputStream;
48 import java.io.InputStreamReader;
49 import net.java.html.js.JavaScriptBody;
50 import org.netbeans.html.json.spi.JSONCall;
51 import org.netbeans.html.json.spi.Transfer;
52 import org.netbeans.html.json.spi.WSTransfer;
56 * @author Jaroslav Tulach
58 final class LoadJSON implements Transfer, WSTransfer<LoadWS> {
62 public void extract(Object obj, String[] props, Object[] values) {
63 extractJSON(obj, props, values);
67 public void loadJSON(final JSONCall call) {
69 String me = createJSONP(call);
70 loadJSONP(call.composeURL(me), me);
73 if (call.isDoOutput()) {
75 ByteArrayOutputStream bos = new ByteArrayOutputStream();
77 data = new String(bos.toByteArray(), "UTF-8");
78 } catch (IOException ex) {
82 loadJSON(call.composeURL(null), call, call.getMethod(), data);
87 public Object toJSON(InputStream is) throws IOException {
88 StringBuilder sb = new StringBuilder();
89 InputStreamReader r = new InputStreamReader(is);
97 return parse(sb.toString());
101 public LoadWS open(String url, JSONCall callback) {
102 return new LoadWS(callback, url);
106 public void send(LoadWS socket, JSONCall data) {
111 public void close(LoadWS socket) {
119 @JavaScriptBody(args = {"object", "property"},
121 = "if (property === null) return object;\n"
122 + "if (object === null) return null;\n"
123 + "var p = object[property]; return p ? p : null;"
125 private static Object getProperty(Object object, String property) {
129 static String createJSONP(JSONCall whenDone) {
130 int h = whenDone.hashCode();
133 name = "jsonp" + Integer.toHexString(h);
134 if (defineIfUnused(name, whenDone)) {
141 @JavaScriptBody(args = {"name", "done"}, javacall = true, body
142 = "if (window[name]) return false;\n "
143 + "window[name] = function(data) {\n "
144 + " delete window[name];\n"
145 + " var el = window.document.getElementById(name);\n"
146 + " el.parentNode.removeChild(el);\n"
147 + " done.@org.netbeans.html.json.spi.JSONCall::notifySuccess(Ljava/lang/Object;)(data);\n"
151 private static boolean defineIfUnused(String name, JSONCall done) {
155 @JavaScriptBody(args = {"s"}, body = "return eval('(' + s + ')');")
156 static Object parse(String s) {
160 @JavaScriptBody(args = {"url", "done", "method", "data"}, javacall = true, body = ""
161 + "var request = new XMLHttpRequest();\n"
162 + "if (!method) method = 'GET';\n"
163 + "request.open(method, url, true);\n"
164 + "request.setRequestHeader('Content-Type', 'application/json; charset=utf-8');\n"
165 + "request.onreadystatechange = function() {\n"
166 + " if (request.readyState !== 4) return;\n"
167 + " var r = request.response || request.responseText;\n"
169 + " if (request.status < 100 || request.status >= 400) throw request.status + ': ' + request.statusText;"
170 + " try { r = eval('(' + r + ')'); } catch (ignore) { }"
171 + " done.@org.netbeans.html.json.spi.JSONCall::notifySuccess(Ljava/lang/Object;)(r);\n"
172 + " } catch (error) {;\n"
173 + " @org.netbeans.html.ko4j.LoadJSON::notifyError(Ljava/lang/Object;Ljava/lang/Object;)(done, error);\n"
176 + "request.onerror = function (e) {\n"
177 + " console.log('error loading :' + url + ' props: ' + Object.getOwnPropertyNames(e));\n"
178 + " @org.netbeans.html.ko4j.LoadJSON::notifyError(Ljava/lang/Object;Ljava/lang/Object;)(done, e);\n"
180 + "if (data) request.send(data);"
181 + "else request.send();"
183 static void loadJSON(
184 String url, JSONCall done, String method, String data
188 static void notifyError(Object done, Object msg) {
189 ((JSONCall)done).notifyError(new Exception(msg.toString()));
192 @JavaScriptBody(args = {"url", "jsonp"}, body
193 = "var scrpt = window.document.createElement('script');\n "
194 + "scrpt.setAttribute('src', url);\n "
195 + "scrpt.setAttribute('id', jsonp);\n "
196 + "scrpt.setAttribute('type', 'text/javascript');\n "
197 + "var body = document.getElementsByTagName('body')[0];\n "
198 + "body.appendChild(scrpt);\n"
200 static void loadJSONP(String url, String jsonp) {
204 static void extractJSON(Object jsonObject, String[] props, Object[] values) {
205 for (int i = 0; i < props.length; i++) {
206 values[i] = getProperty(jsonObject, props[i]);