Java tutorial
//package com.java2s; /* * Copyright 2015 Async-IO.org * * Licensed under the Apache License, Version 2.0 (the "License"); you may not * use this file except in compliance with the License. You may obtain a copy of * the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations under * the License. */ import java.io.UnsupportedEncodingException; public class Main { public static byte[] generateHtmlFile(String callback) { StringBuilder b = new StringBuilder(); b.append("<!doctype html>\n").append("<html><head>\n") .append(" <meta http-equiv=\"X-UA-Compatible\" content=\"IE=edge\" />\n") .append(" <meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\" />\n") .append("</head><body><h2>Don't panic!</h2>\n").append(" <script>\n") .append(" document.domain = document.domain;\n").append(" var c = parent.").append(callback) .append(";\n").append(" c.start();\n").append(" function p(d) {c.message(d);};\n") .append(" window.onload = function() {c.stop();};\n").append(" </script>"); try { return b.toString().getBytes("UTF-8"); } catch (UnsupportedEncodingException e) { return b.toString().getBytes(); } } }