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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.launcher;
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import java.io.IOException;
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import java.net.URL;
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import java.util.jar.JarFile;
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/**
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* Lightweight server to launch Bck2Brwsr applications and tests.
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* Supports execution in native browser as well as Java's internal
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* execution engine.
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*/
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final class Bck2BrwsrLauncher extends BaseHTTPLauncher {
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public Bck2BrwsrLauncher(String cmd) {
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super(cmd);
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}
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@Override
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String harnessResource() {
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return "org/apidesign/bck2brwsr/launcher/harness.xhtml";
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}
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@Override
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String compileJar(JarFile jar) throws IOException {
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return CompileCP.compileJAR(jar);
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}
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@Override String compileFromClassPath(URL f, Res loader) throws IOException {
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return CompileCP.compileFromClassPath(f, loader);
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}
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@Override
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void generateBck2BrwsrJS(StringBuilder sb, final Res loader) throws IOException {
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CompileCP.compileVM(sb, loader);
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sb.append(
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"(function WrapperVM(global) {"
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+ " function ldCls(res) {\n"
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+ " var request = new XMLHttpRequest();\n"
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+ " request.open('GET', '/classes/' + res, false);\n"
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+ " request.send();\n"
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+ " if (request.status !== 200) return null;\n"
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+ " var arr = eval(request.responseText);\n"
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+ " return arr;\n"
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+ " }\n"
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+ " var prevvm = global.bck2brwsr;\n"
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+ " global.bck2brwsr = function() {\n"
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+ " var args = Array.prototype.slice.apply(arguments);\n"
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+ " args.unshift(ldCls);\n"
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+ " return prevvm.apply(null, args);\n"
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+ " };\n"
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+ " global.bck2brwsr.registerExtension = prevvm.registerExtension;\n"
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+ "})(this);\n"
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);
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}
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}
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