1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/json/src/main/java/org/netbeans/html/json/spi/JSONCall.java Tue Aug 26 18:13:30 2014 +0200
1.3 @@ -0,0 +1,136 @@
1.4 +/**
1.5 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
1.6 + *
1.7 + * Copyright 2013-2014 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 2013-2014 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.spi;
1.47 +
1.48 +import java.io.IOException;
1.49 +import java.io.OutputStream;
1.50 +import net.java.html.BrwsrCtx;
1.51 +import org.netbeans.html.json.impl.RcvrJSON;
1.52 +
1.53 +/** Description of a JSON call request that is supposed to be processed
1.54 + * by {@link Transfer#loadJSON(org.netbeans.html.json.spi.JSONCall)} implementors.
1.55 + *
1.56 + * @author Jaroslav Tulach
1.57 + */
1.58 +public final class JSONCall {
1.59 + private final RcvrJSON whenDone;
1.60 + private final String urlBefore;
1.61 + private final String urlAfter;
1.62 + private final String method;
1.63 + private final Object data;
1.64 + private final BrwsrCtx ctx;
1.65 +
1.66 + JSONCall(BrwsrCtx ctx, RcvrJSON whenDone, String urlBefore, String urlAfter, String method, Object data) {
1.67 + this.ctx = ctx;
1.68 + this.whenDone = whenDone;
1.69 + this.urlBefore = urlBefore;
1.70 + this.urlAfter = urlAfter;
1.71 + this.method = method;
1.72 + this.data = data;
1.73 + }
1.74 +
1.75 + /** Do we have some data to send? Can the {@link #writeData(java.io.OutputStream)} method be
1.76 + * called?
1.77 + *
1.78 + * @return true, if the call has some data to send
1.79 + */
1.80 + public boolean isDoOutput() {
1.81 + return this.data != null;
1.82 + }
1.83 +
1.84 + public void writeData(OutputStream os) throws IOException {
1.85 + if (this.data == null) {
1.86 + throw new IOException("No data!");
1.87 + }
1.88 + os.write(this.data.toString().getBytes("UTF-8"));
1.89 + os.flush();
1.90 + }
1.91 +
1.92 + public String getMethod() {
1.93 + return method;
1.94 + }
1.95 +
1.96 + public boolean isJSONP() {
1.97 + return urlAfter != null;
1.98 + }
1.99 +
1.100 + public String composeURL(String jsonpCallback) {
1.101 + if ((urlAfter == null) != (jsonpCallback == null)) {
1.102 + throw new IllegalStateException();
1.103 + }
1.104 + if (urlAfter != null) {
1.105 + return urlBefore + jsonpCallback + urlAfter;
1.106 + } else {
1.107 + return urlBefore;
1.108 + }
1.109 + }
1.110 +
1.111 + public void notifySuccess(Object result) {
1.112 + if (result == null) {
1.113 + dispatch(RcvrJSON.MsgEvnt.createOpen());
1.114 + } else {
1.115 + dispatch(RcvrJSON.MsgEvnt.createMessage(result));
1.116 + }
1.117 + }
1.118 +
1.119 + public void notifyError(Throwable error) {
1.120 + if (error == null) {
1.121 + dispatch(RcvrJSON.MsgEvnt.createClose());
1.122 + } else {
1.123 + dispatch(RcvrJSON.MsgEvnt.createError(error));
1.124 + }
1.125 + }
1.126 +
1.127 + private void dispatch(final RcvrJSON.MsgEvnt ev) {
1.128 + ctx.execute(new Runnable() {
1.129 + @Override
1.130 + public void run() {
1.131 + ev.dispatch(whenDone);
1.132 + }
1.133 + });
1.134 + }
1.135 +
1.136 + public String getMessage() {
1.137 + return this.data.toString();
1.138 + }
1.139 +}