# HG changeset patch # User Jaroslav Tulach # Date 1389298871 -3600 # Node ID dbd3ed861f5f9e6117aedf5a040b7d9d1ab3ca92 # Parent 38f80da886d7775d3b793c2af379ebaca2332004 No need for special implementation of knockout bindings, the standard ones are good enough diff -r 38f80da886d7 -r dbd3ed861f5f ko/bck2brwsr/src/main/java/org/apidesign/bck2brwsr/ko2brwsr/BrwsrCtxImpl.java --- a/ko/bck2brwsr/src/main/java/org/apidesign/bck2brwsr/ko2brwsr/BrwsrCtxImpl.java Thu Jan 09 21:19:44 2014 +0100 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,210 +0,0 @@ -/** - * Back 2 Browser Bytecode Translator - * Copyright (C) 2012 Jaroslav Tulach - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, version 2 of the License. - * - * This program 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 for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. Look for COPYING file in the top folder. - * If not, see http://opensource.org/licenses/GPL-2.0. - */ -package org.apidesign.bck2brwsr.ko2brwsr; - -import java.io.ByteArrayOutputStream; -import java.io.IOException; -import java.io.InputStream; -import java.io.InputStreamReader; -import org.apidesign.bck2brwsr.core.JavaScriptBody; -import org.apidesign.html.json.spi.JSONCall; -import org.apidesign.html.json.spi.Transfer; -import org.apidesign.html.json.spi.WSTransfer; - -/** - * - * @author Jaroslav Tulach - */ -final class BrwsrCtxImpl implements Transfer, WSTransfer { - private BrwsrCtxImpl() {} - - public static final BrwsrCtxImpl DEFAULT = new BrwsrCtxImpl(); - - @Override - public void extract(Object obj, String[] props, Object[] values) { - extractJSON(obj, props, values); - } - - @Override - public void loadJSON(final JSONCall call) { - class R implements Runnable { - final boolean success; - - public R(boolean success) { - this.success = success; - } - - Object[] arr = { null }; - @Override - public void run() { - if (success) { - call.notifySuccess(arr[0]); - } else { - Throwable t; - if (arr[0] instanceof Throwable) { - t = (Throwable) arr[0]; - } else { - if (arr[0] == null) { - t = new IOException(); - } else { - t = new IOException(arr[0].toString()); - } - } - call.notifyError(t); - } - } - } - R success = new R(true); - R failure = new R(false); - if (call.isJSONP()) { - String me = createJSONP(success.arr, success); - loadJSONP(call.composeURL(me), me); - } else { - String data = null; - if (call.isDoOutput()) { - try { - ByteArrayOutputStream bos = new ByteArrayOutputStream(); - call.writeData(bos); - data = new String(bos.toByteArray(), "UTF-8"); - } catch (IOException ex) { - call.notifyError(ex); - } - } - loadJSON(call.composeURL(null), success.arr, success, failure, call.getMethod(), data); - } - } - - @Override - public Object toJSON(InputStream is) throws IOException { - StringBuilder sb = new StringBuilder(); - InputStreamReader r = new InputStreamReader(is); - for (;;) { - int ch = r.read(); - if (ch == -1) { - break; - } - sb.append((char)ch); - } - return parse(sb.toString()); - } - - @Override - public LoadWS open(String url, JSONCall callback) { - return new LoadWS(callback, url); - } - - @Override - public void send(LoadWS socket, JSONCall data) { - socket.send(data); - } - - @Override - public void close(LoadWS socket) { - socket.close(); - } - - // - // implementations - // - - @JavaScriptBody(args = {"object", "property"}, - body - = "if (property === null) return object;\n" - + "if (object === null) return null;\n" - + "var p = object[property]; return p ? p : null;" - ) - private static Object getProperty(Object object, String property) { - return null; - } - - public static String createJSONP(Object[] jsonResult, Runnable whenDone) { - int h = whenDone.hashCode(); - String name; - for (;;) { - name = "jsonp" + Integer.toHexString(h); - if (defineIfUnused(name, jsonResult, whenDone)) { - return name; - } - h++; - } - } - - @JavaScriptBody(args = {"name", "arr", "run"}, body - = "if (window[name]) return false;\n " - + "window[name] = function(data) {\n " - + " delete window[name];\n" - + " var el = window.document.getElementById(name);\n" - + " el.parentNode.removeChild(el);\n" - + " arr[0] = data;\n" - + " run.run__V();\n" - + "};\n" - + "return true;\n" - ) - private static boolean defineIfUnused(String name, Object[] arr, Runnable run) { - return true; - } - - @JavaScriptBody(args = {"s"}, body = "return eval('(' + s + ')');") - static Object parse(String s) { - return s; - } - - @JavaScriptBody(args = {"url", "arr", "callback", "onError", "method", "data"}, body = "" - + "var request = new XMLHttpRequest();\n" - + "if (!method) method = 'GET';\n" - + "request.open(method, url, true);\n" - + "request.setRequestHeader('Content-Type', 'application/json; charset=utf-8');\n" - + "request.onreadystatechange = function() {\n" - + " if (this.readyState!==4) return;\n" - + " try {\n" - + " arr[0] = eval('(' + this.response + ')');\n" - + " } catch (error) {;\n" - + " arr[0] = this.response;\n" - + " }\n" - + " callback.run__V();\n" - + "};\n" - + "request.onerror = function (e) {\n" - + " arr[0] = e; onError.run__V();\n" - + "}\n" - + "if (data) request.send(data);" - + "else request.send();" - ) - static void loadJSON( - String url, Object[] jsonResult, Runnable whenDone, Runnable whenErr, String method, String data - ) { - } - - @JavaScriptBody(args = {"url", "jsonp"}, body - = "var scrpt = window.document.createElement('script');\n " - + "scrpt.setAttribute('src', url);\n " - + "scrpt.setAttribute('id', jsonp);\n " - + "scrpt.setAttribute('type', 'text/javascript');\n " - + "var body = document.getElementsByTagName('body')[0];\n " - + "body.appendChild(scrpt);\n" - ) - static void loadJSONP(String url, String jsonp) { - - } - - public static void extractJSON(Object jsonObject, String[] props, Object[] values) { - for (int i = 0; i < props.length; i++) { - values[i] = getProperty(jsonObject, props[i]); - } - } - -} diff -r 38f80da886d7 -r dbd3ed861f5f ko/bck2brwsr/src/main/java/org/apidesign/bck2brwsr/ko2brwsr/BrwsrCtxPrvdr.java --- a/ko/bck2brwsr/src/main/java/org/apidesign/bck2brwsr/ko2brwsr/BrwsrCtxPrvdr.java Thu Jan 09 21:19:44 2014 +0100 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,53 +0,0 @@ -/** - * Back 2 Browser Bytecode Translator - * Copyright (C) 2012 Jaroslav Tulach - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, version 2 of the License. - * - * This program 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 for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. Look for COPYING file in the top folder. - * If not, see http://opensource.org/licenses/GPL-2.0. - */ -package org.apidesign.bck2brwsr.ko2brwsr; - -import org.apidesign.bck2brwsr.core.JavaScriptBody; -import org.apidesign.html.context.spi.Contexts; -import org.apidesign.html.json.spi.Technology; -import org.apidesign.html.json.spi.Transfer; -import org.apidesign.html.json.spi.WSTransfer; -import org.openide.util.lookup.ServiceProvider; - -/** This is an implementation package - just - * include its JAR on classpath and use official {@link Context} API - * to access the functionality. - *

- * Provides binding between models and - * Bck2Brwsr VM. - * Registers {@link ContextProvider}, so {@link ServiceLoader} can find it. - * - * @author Jaroslav Tulach - */ -@ServiceProvider(service = Contexts.Provider.class) -public final class BrwsrCtxPrvdr implements Contexts.Provider { - - @Override - public void fillContext(Contexts.Builder context, Class requestor) { - if (bck2BrwsrVM()) { - context. - register(Transfer.class, BrwsrCtxImpl.DEFAULT, 50). - register(WSTransfer.class, BrwsrCtxImpl.DEFAULT, 50); - } - } - - @JavaScriptBody(args = { }, body = "return true;") - private static boolean bck2BrwsrVM() { - return false; - } -} diff -r 38f80da886d7 -r dbd3ed861f5f ko/bck2brwsr/src/main/java/org/apidesign/bck2brwsr/ko2brwsr/LoadWS.java --- a/ko/bck2brwsr/src/main/java/org/apidesign/bck2brwsr/ko2brwsr/LoadWS.java Thu Jan 09 21:19:44 2014 +0100 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,126 +0,0 @@ -/** - * Back 2 Browser Bytecode Translator - * Copyright (C) 2012 Jaroslav Tulach - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, version 2 of the License. - * - * This program 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 for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. Look for COPYING file in the top folder. - * If not, see http://opensource.org/licenses/GPL-2.0. - */ -package org.apidesign.bck2brwsr.ko2brwsr; - -import net.java.html.js.JavaScriptBody; -import org.apidesign.html.json.spi.JSONCall; - -/** Communication with WebSockets for WebView 1.8. - * - * @author Jaroslav Tulach - */ -final class LoadWS { - private static final boolean SUPPORTED = isWebSocket(); - private final Object ws; - private final JSONCall call; - LoadWS(JSONCall first, String url) { - call = first; - ws = initWebSocket(this, url); - if (ws == null) { - first.notifyError(new IllegalArgumentException("Wrong URL: " + url)); - } - } - - static boolean isSupported() { - return SUPPORTED; - } - - void send(JSONCall call) { - push(call); - } - - private synchronized void push(JSONCall call) { - send(ws, call.getMessage()); - } - - void onOpen(Object ev) { - if (!call.isDoOutput()) { - call.notifySuccess(null); - } - } - - - @JavaScriptBody(args = { "data" }, body = "try {\n" - + " return eval('(' + data + ')');\n" - + " } catch (error) {;\n" - + " return data;\n" - + " }\n" - ) - private static native Object toJSON(String data); - - void onMessage(Object ev, String data) { - Object json = toJSON(data); - call.notifySuccess(json); - } - - void onError(Object ev) { - call.notifyError(new Exception(ev.toString())); - } - - void onClose(boolean wasClean, int code, String reason) { - call.notifyError(null); - } - - @JavaScriptBody(args = {}, body = "if (window.WebSocket) return true; else return false;") - private static boolean isWebSocket() { - return false; - } - - @JavaScriptBody(args = { "back", "url" }, javacall = true, body = "" - + "if (window.WebSocket) {\n" - + " try {\n" - + " var ws = new window.WebSocket(url);\n" - + " ws.onopen = function(ev) {\n" - + " back.@org.apidesign.bck2brwsr.ko2brwsr.LoadWS::onOpen(Ljava/lang/Object;)(ev);\n" - + " };\n" - + " ws.onmessage = function(ev) {\n" - + " back.@org.apidesign.bck2brwsr.ko2brwsr.LoadWS::onMessage(Ljava/lang/Object;Ljava/lang/String;)(ev, ev.data);\n" - + " };\n" - + " ws.onerror = function(ev) {\n" - + " back.@org.apidesign.bck2brwsr.ko2brwsr.LoadWS::onError(Ljava/lang/Object;)(ev);\n" - + " };\n" - + " ws.onclose = function(ev) {\n" - + " back.@org.apidesign.bck2brwsr.ko2brwsr.LoadWS::onClose(ZILjava/lang/String;)(ev.wasClean, ev.code, ev.reason);\n" - + " };\n" - + " return ws;\n" - + " } catch (ex) {\n" - + " return null;\n" - + " }\n" - + "} else {\n" - + " return null;\n" - + "}\n" - ) - private static Object initWebSocket(Object back, String url) { - return null; - } - - - @JavaScriptBody(args = { "ws", "msg" }, body = "" - + "ws.send(msg);" - ) - private void send(Object ws, String msg) { - } - - @JavaScriptBody(args = { "ws" }, body = "ws.close();") - private static void close(Object ws) { - } - - void close() { - close(ws); - } -} diff -r 38f80da886d7 -r dbd3ed861f5f ko/bck2brwsr/src/test/java/org/apidesign/bck2brwsr/ko2brwsr/Bck2BrwsrKnockoutTest.java --- a/ko/bck2brwsr/src/test/java/org/apidesign/bck2brwsr/ko2brwsr/Bck2BrwsrKnockoutTest.java Thu Jan 09 21:19:44 2014 +0100 +++ b/ko/bck2brwsr/src/test/java/org/apidesign/bck2brwsr/ko2brwsr/Bck2BrwsrKnockoutTest.java Thu Jan 09 21:21:11 2014 +0100 @@ -53,8 +53,8 @@ public BrwsrCtx createContext() { KO4J ko = new KO4J(null); return Contexts.newBuilder(). - register(Transfer.class, BrwsrCtxImpl.DEFAULT, 9). - register(WSTransfer.class, BrwsrCtxImpl.DEFAULT, 9). + register(Transfer.class, ko.transfer(), 9). + register(WSTransfer.class, ko.websockets(), 9). register(Technology.class, ko.knockout(), 9).build(); }