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| import java.io.*; | |
| import java.util.HashMap; | |
| public class mission1 { | |
| public static void main(String[] args) { | |
| HashMap<String, String> map = new HashMap<>(); | |
| for (Object k : System.getProperties().keySet()) { | |
| String key = k.toString(); | |
| String value = System.getProperty(key); | |
| map.put(key, value); | |
| } | |
| try { | |
| File file = new File("property.html"); | |
| BufferedWriter writer = new BufferedWriter(new FileWriter(file)); | |
| writer.write("<head>"); | |
| writer.write("\r\n\t <meta charset=\\\"UTF-8\\\"/>"); | |
| writer.write("\r\n\t <style>\r\n\t\t"); | |
| writer.write("table {border-collapse:collapse; width:100%;}"); | |
| writer.write("\r\n\t\t th,td{border:solid 1px #000; text-align: left;}"); | |
| writer.write("\r\n\t\t body > table > tbody > tr:nth-child(1) > th:nth-child(1) {text-align: center;}"); | |
| writer.write("\r\n\t </style>\r\n</head>"); | |
| /*테이블 생성*/ | |
| writer.write("\r\n <body>\r\n<h1>자바 환경정보</h1><table>\r\n"); | |
| writer.write("\r\n\t<tr>"); | |
| writer.write("\r\n\t\t<th>키</th><th></th></tr>"); | |
| for (String key : map.keySet()) { | |
| writer.write(String.format("\r\n\t\t<tr><th>%s</th><th>%s</th></tr>", key , System.getProperty(key))); | |
| } | |
| writer.write("</table>\r\n" + | |
| "</body>\r\n" + | |
| "</html>"); | |
| writer.close(); | |
| } catch (IOException e) { | |
| e.printStackTrace(); | |
| } | |
| } | |
| } |
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