1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/json/src/main/java/org/netbeans/html/json/impl/RcvrJSON.java Mon Dec 16 16:59:43 2013 +0100
1.3 @@ -0,0 +1,149 @@
1.4 +/**
1.5 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
1.6 + *
1.7 + * Copyright 1997-2010 Oracle and/or its affiliates. All rights reserved.
1.8 + *
1.9 + * Oracle and Java are registered trademarks of Oracle and/or its affiliates.
1.10 + * Other names may be trademarks of their respective owners.
1.11 + *
1.12 + * The contents of this file are subject to the terms of either the GNU
1.13 + * General Public License Version 2 only ("GPL") or the Common
1.14 + * Development and Distribution License("CDDL") (collectively, the
1.15 + * "License"). You may not use this file except in compliance with the
1.16 + * License. You can obtain a copy of the License at
1.17 + * http://www.netbeans.org/cddl-gplv2.html
1.18 + * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
1.19 + * specific language governing permissions and limitations under the
1.20 + * License. When distributing the software, include this License Header
1.21 + * Notice in each file and include the License file at
1.22 + * nbbuild/licenses/CDDL-GPL-2-CP. Oracle designates this
1.23 + * particular file as subject to the "Classpath" exception as provided
1.24 + * by Oracle in the GPL Version 2 section of the License file that
1.25 + * accompanied this code. If applicable, add the following below the
1.26 + * License Header, with the fields enclosed by brackets [] replaced by
1.27 + * your own identifying information:
1.28 + * "Portions Copyrighted [year] [name of copyright owner]"
1.29 + *
1.30 + * Contributor(s):
1.31 + *
1.32 + * The Original Software is NetBeans. The Initial Developer of the Original
1.33 + * Software is Oracle. Portions Copyright 2013-2013 Oracle. All Rights Reserved.
1.34 + *
1.35 + * If you wish your version of this file to be governed by only the CDDL
1.36 + * or only the GPL Version 2, indicate your decision by adding
1.37 + * "[Contributor] elects to include this software in this distribution
1.38 + * under the [CDDL or GPL Version 2] license." If you do not indicate a
1.39 + * single choice of license, a recipient has the option to distribute
1.40 + * your version of this file under either the CDDL, the GPL Version 2 or
1.41 + * to extend the choice of license to its licensees as provided above.
1.42 + * However, if you add GPL Version 2 code and therefore, elected the GPL
1.43 + * Version 2 license, then the option applies only if the new code is
1.44 + * made subject to such option by the copyright holder.
1.45 + */
1.46 +package org.netbeans.html.json.impl;
1.47 +
1.48 +import net.java.html.BrwsrCtx;
1.49 +
1.50 +/** Super type for those who wish to receive JSON messages.
1.51 + *
1.52 + * @author Jaroslav Tulach <jtulach@netbeans.org>
1.53 + */
1.54 +public abstract class RcvrJSON {
1.55 + protected void onOpen(MsgEvnt msg) {}
1.56 + protected abstract void onMessage(MsgEvnt msg);
1.57 + protected void onClose(MsgEvnt msg) {}
1.58 + protected abstract void onError(MsgEvnt msg);
1.59 +
1.60 + public abstract static class MsgEvnt {
1.61 + MsgEvnt() {
1.62 + }
1.63 +
1.64 + public Throwable getError() {
1.65 + return null;
1.66 + }
1.67 +
1.68 + public final Exception getException() {
1.69 + Throwable t = getError();
1.70 + if (t instanceof Exception) {
1.71 + return (Exception)t;
1.72 + }
1.73 + if (t == null) {
1.74 + return null;
1.75 + }
1.76 + return new Exception(t);
1.77 + }
1.78 +
1.79 + public int dataSize() {
1.80 + return -1;
1.81 + }
1.82 +
1.83 + public <Data> void dataRead(BrwsrCtx ctx, Class<? extends Data> type, Data[] fillTheArray) {
1.84 + }
1.85 +
1.86 + public abstract void dispatch(RcvrJSON r);
1.87 +
1.88 + public static MsgEvnt createError(final Throwable t) {
1.89 + return new MsgEvnt() {
1.90 + @Override
1.91 + public Throwable getError() {
1.92 + return t;
1.93 + }
1.94 +
1.95 + @Override
1.96 + public void dispatch(RcvrJSON r) {
1.97 + r.onError(this);
1.98 + }
1.99 + };
1.100 + }
1.101 +
1.102 + public static MsgEvnt createMessage(final Object value) {
1.103 + return new MsgEvnt() {
1.104 + @Override
1.105 + public int dataSize() {
1.106 + if (value instanceof Object[]) {
1.107 + return ((Object[])value).length;
1.108 + } else {
1.109 + return 1;
1.110 + }
1.111 + }
1.112 +
1.113 + @Override
1.114 + public <Data> void dataRead(BrwsrCtx context, Class<? extends Data> type, Data[] arr) {
1.115 + if (value instanceof Object[]) {
1.116 + Object[] data = ((Object[]) value);
1.117 + for (int i = 0; i < data.length && i < arr.length; i++) {
1.118 + arr[i] = org.netbeans.html.json.impl.JSON.read(context, type, data[i]);
1.119 + }
1.120 + } else {
1.121 + if (arr.length > 0) {
1.122 + arr[0] = org.netbeans.html.json.impl.JSON.read(context, type, value);
1.123 + }
1.124 + }
1.125 + }
1.126 +
1.127 + @Override
1.128 + public void dispatch(RcvrJSON r) {
1.129 + r.onMessage(this);
1.130 + }
1.131 + };
1.132 + }
1.133 +
1.134 + public static MsgEvnt createOpen() {
1.135 + return new MsgEvnt() {
1.136 + @Override
1.137 + public void dispatch(RcvrJSON r) {
1.138 + r.onOpen(this);
1.139 + }
1.140 + };
1.141 + }
1.142 +
1.143 + public static MsgEvnt createClose() {
1.144 + return new MsgEvnt() {
1.145 + @Override
1.146 + public void dispatch(RcvrJSON r) {
1.147 + r.onClose(this);
1.148 + }
1.149 + };
1.150 + }
1.151 + } // end MsgEvnt
1.152 +}