jaroslav@1189
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/**
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* Back 2 Browser Bytecode Translator
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* Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. Look for COPYING file in the top folder.
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* If not, see http://opensource.org/licenses/GPL-2.0.
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*/
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package org.apidesign.bck2brwsr.ko2brwsr;
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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.InputStreamReader;
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import org.apidesign.html.json.spi.JSONCall;
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import org.apidesign.html.json.spi.Transfer;
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import org.apidesign.html.json.spi.WSTransfer;
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/**
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*
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* @author Jaroslav Tulach <jtulach@netbeans.org>
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*/
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final class BrwsrCtxImpl implements Transfer, WSTransfer<LoadWS> {
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private BrwsrCtxImpl() {}
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public static final BrwsrCtxImpl DEFAULT = new BrwsrCtxImpl();
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@Override
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public void extract(Object obj, String[] props, Object[] values) {
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ConvertTypes.extractJSON(obj, props, values);
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}
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@Override
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public void loadJSON(final JSONCall call) {
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class R implements Runnable {
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jaroslav@1254
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final boolean success;
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public R(boolean success) {
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this.success = success;
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}
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Object[] arr = { null };
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@Override
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public void run() {
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if (success) {
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call.notifySuccess(arr[0]);
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} else {
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Throwable t;
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if (arr[0] instanceof Throwable) {
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t = (Throwable) arr[0];
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} else {
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if (arr[0] == null) {
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t = new IOException();
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} else {
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t = new IOException(arr[0].toString());
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}
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}
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call.notifyError(t);
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}
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}
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}
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R success = new R(true);
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R failure = new R(false);
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if (call.isJSONP()) {
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String me = ConvertTypes.createJSONP(success.arr, success);
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ConvertTypes.loadJSONP(call.composeURL(me), me);
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} else {
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String data = null;
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if (call.isDoOutput()) {
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try {
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ByteArrayOutputStream bos = new ByteArrayOutputStream();
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call.writeData(bos);
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data = new String(bos.toByteArray(), "UTF-8");
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} catch (IOException ex) {
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call.notifyError(ex);
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}
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}
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ConvertTypes.loadJSON(call.composeURL(null), success.arr, success, failure, call.getMethod(), data);
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}
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}
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@Override
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public Object toJSON(InputStream is) throws IOException {
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StringBuilder sb = new StringBuilder();
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InputStreamReader r = new InputStreamReader(is);
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for (;;) {
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int ch = r.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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return ConvertTypes.parse(sb.toString());
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}
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@Override
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public LoadWS open(String url, JSONCall callback) {
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return new LoadWS(callback, url);
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}
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@Override
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public void send(LoadWS socket, JSONCall data) {
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socket.send(data);
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}
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@Override
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public void close(LoadWS socket) {
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socket.close();
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}
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}
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