{"id":945,"date":"2018-09-17T18:42:40","date_gmt":"2018-09-17T09:42:40","guid":{"rendered":"https:\/\/chat-messenger.com\/?p=945"},"modified":"2018-12-23T01:52:55","modified_gmt":"2018-12-22T16:52:55","slug":"doi-tuong-viet-xmlencode","status":"publish","type":"post","link":"https:\/\/chat-messenger.com\/vi\/blog\/java\/xmlencoder-writeobject","title":{"rendered":"L\u01b0u tr\u1eef c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng b\u1eb1ng Java XMLEncoder"},"content":{"rendered":"<h2 class=\"common_title\"><a name=\"0\">Java <strong>XMLEncoder<\/strong>\u3067\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4fdd\u5b58\u3001<strong>XMLDecoder<\/strong>\u3067\u5fa9\u5143<\/a><\/h2>\n<p>\n<strong>Java<\/strong>\u3067\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092<strong>XML\u5f62\u5f0f<\/strong>\u3067\u4fdd\u5b58\u3059\u308b\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<br \/>\nXML\u306e\u51fa\u529b\u306b\u306f<strong>java.beans.XMLEncoder<\/strong>\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<br \/>\n\u307e\u305f<strong>java.beans.XMLDecoder<\/strong>\u3092\u4f7f\u7528\u3057\u3001\u4fdd\u5b58\u3057\u305f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u5fa9\u5143\u3059\u308b\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0\u3082\u540c\u6642\u306b\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<p><script type=\"text\/javascript\" src=\"https:\/\/chat-messenger.com\/js\/common.js?dd12sssas2223\" charset=\"UTF-8\"><\/script><br \/>\n<script type=\"text\/javascript\"> writePR(); <\/script><\/p>\n<h2 class=\"common_title\"><a name=\"1\">\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0<\/a><\/h2>\n<ul>\n<li>\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u3067\u5ba3\u8a00\u3055\u308c\u305f\u30d5\u30a3\u30fc\u30eb\u30c9\u306f\u3001Getter\u53ca\u3073Setter\u30e1\u30bd\u30c3\u30c9\u3092\u5b9a\u7fa9\u3059\u308b\u3068\u4fdd\u5b58\u3055\u308c\u307e\u3059\u3002<\/li>\n<li>\u5909\u6570\u306b\u5909\u66f4\u304c\u3042\u308b\u5834\u5408\u306e\u307f\u3001XML\u30d5\u30a1\u30a4\u30eb\u306b\u4fdd\u5b58\u3055\u308c\u307e\u3059\u3002<\/li>\n<li>\u4fdd\u5b58\u3059\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306fjava.util.HashMap\u3084\u3001java.util.ArrayList\u7b49\u3082\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002\u7c21\u6613\u7684\u306b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u72b6\u614b\u3092\u4fdd\u5b58\u3057\u3066\u304a\u304f\u306e\u306b\u4fbf\u5229\u3067\u3059\u3002<\/li>\n<\/ul>\n<p><textarea readonly=\"readonly\" style=\"font-size: 13px;height: 400px;\" class=\"src\" onclick=\"this.focus();this.select()\">\/**<br \/>\n * java.beans.XMLEncoder\u3092\u4f7f\u7528\u3057\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8[object]\u3092\u3001<br \/>\n * \u6307\u5b9a\u3057\u305f\u30d1\u30b9[path]\u306b\u3001XML\u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066\u4fdd\u5b58\u3057\u307e\u3059\u3002<br \/>\n * \u203b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8[object]\u304cJavaBeans\u306e\u6163\u4f8b\u306b\u9069\u5408\u3057\u3066\u3044\u308b\u5834\u5408\u3001<br \/>\n * \u3000\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u306a\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u30c7\u30fc\u30bf\u3082\u4fdd\u5b58\u3067\u304d\u307e\u3059\u3002<br \/>\n * \u203b\u4fdd\u5b58\u3057\u305fXML\u30d5\u30a1\u30a4\u30eb\u306fjava.beans.XMLDecoder\u3067\u5fa9\u5143\u3059\u308b\u4e8b\u304c\u3067\u304d\u307e\u3059\u3002<br \/>\n * @param path \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4fdd\u5b58\u3059\u308b\u30d1\u30b9\u3002<br \/>\n *              \u5b58\u5728\u3057\u306a\u3044\u5834\u5408\u53ef\u80fd\u3067\u3042\u308c\u3070\u4f5c\u6210\u3057\u307e\u3059\u3002<br \/>\n * @param object \u4fdd\u5b58\u3059\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3002<br \/>\n * @throws FileNotFoundException<br \/>\n *                 \u6307\u5b9a\u3055\u308c\u305f\u30d1\u30b9\u540d\u3067\u793a\u3055\u308c\u308b\u30d5\u30a1\u30a4\u30eb\u304c\u958b\u3051\u306a\u304b\u3063\u305f\u5834\u5408<br \/>\n *\/<br \/>\npublic static synchronized void writeXML(String path, Object object)<br \/>\n        throws IOException {<br \/>\n    XMLEncoder enc = null;<br \/>\n    ByteArrayOutputStream out = new ByteArrayOutputStream();<br \/>\n    FileOutputStream fileStream = null;<br \/>\n    try {<br \/>\n        \/\/ \u5148\u306b\u30e1\u30e2\u30ea\u4e2d\u306bXML\u30c7\u30fc\u30bf\u3092\u51fa\u529b\u3059\u308b<br \/>\n        enc = new XMLEncoder(out);<br \/>\n        enc.writeObject(object);<br \/>\n        enc.close(); \/\/ close()\u306e\u4e2d\u3067flush()\u304c\u547c\u3070\u308c\u308b\u3002<br \/>\n        byte[] xmlbuff = out.toByteArray();<\/p>\n<p>        \/\/ \u30d0\u30a4\u30c8\u30c7\u30fc\u30bf\u3092\u30d5\u30a1\u30a4\u30eb\u306b\u51fa\u529b<br \/>\n        fileStream = new FileOutputStream(path);<br \/>\n        fileStream.write(xmlbuff);<br \/>\n        fileStream.flush();<br \/>\n    } finally {<br \/>\n        if (enc != null) {<br \/>\n            enc.close();<br \/>\n        }<br \/>\n        if (out != null) {<br \/>\n            out.close();<br \/>\n        }<br \/>\n        if (fileStream != null) {<br \/>\n            fileStream.close();<br \/>\n        }<br \/>\n    }<br \/>\n}<br \/>\n\/**<br \/>\n * \u6307\u5b9a\u3057\u305f\u30d1\u30b9[path]\u306eXML\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u5fa9\u5143\u3057\u307e\u3059\u3002<br \/>\n * \u203bXML\u30d5\u30a1\u30a4\u30eb\u306fjava.beans.XMLEncoder\u3067\u4fdd\u5b58\u3057\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n * @param path \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u4fdd\u5b58\u3055\u308c\u3066\u3044\u308b\u30d1\u30b9\u3002<br \/>\n * @throws FileNotFoundException<br \/>\n *            \u6307\u5b9a\u3055\u308c\u305f\u30d1\u30b9\u540d\u3067\u793a\u3055\u308c\u308b\u30d5\u30a1\u30a4\u30eb\u304c\u5b58\u5728\u3057\u306a\u3044\u5834\u5408<br \/>\n *\/<br \/>\npublic static Object readXML(String path) throws FileNotFoundException {<br \/>\n    XMLDecoder d = null;<br \/>\n    try {<br \/>\n        d = new XMLDecoder(new BufferedInputStream(<br \/>\n                new FileInputStream(path)));<br \/>\n        return d.readObject();<br \/>\n    } finally {<br \/>\n        if (d != null) {<br \/>\n            d.close();<br \/>\n        }<br \/>\n    }<br \/>\n}<br \/>\n<\/textarea><\/p>\n<p>\u203b\u4fdd\u5b58\u3059\u308b\u30af\u30e9\u30b9\u306e\u30b5\u30f3\u30d7\u30eb\u3068\u3057\u3066\u3001\u4ee5\u4e0b\u306e\u30af\u30e9\u30b9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<br \/>\n<textarea readonly=\"readonly\" style=\"font-size: 13px;height: 250px\" class=\"src\" onclick=\"this.focus();this.select()\">public class FreeSoft {<br \/>\n    private String name;<br \/>\n    private String url;<br \/>\n    public String getName() {<br \/>\n        return name;<br \/>\n    }<br \/>\n    public void setName(String name) {<br \/>\n        this.name = name;<br \/>\n    }<br \/>\n    public String getUrl() {<br \/>\n        return url;<br \/>\n    }<br \/>\n    public void setUrl(String url) {<br \/>\n        this.url = url;<br \/>\n    }<br \/>\n}<br \/>\n<\/textarea><br \/>\n<\/p>\n<h2 class=\"common_title\"><a name=\"2\">\u5b9f\u884c\u7d50\u679c<\/a><\/h2>\n<p>\u25c6\u5b9f\u884c\u4f8b<br \/>\n<textarea readonly=\"readonly\" style=\"font-size: 13px;height: 250px\" class=\"src\" onclick=\"this.focus();this.select()\">public static void main(String[] args) {<br \/>\n    try {<br \/>\n        \/\/ FreeSoft\u30af\u30e9\u30b9\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u751f\u6210\u3057XML\u306b\u51fa\u529b<br \/>\n        FreeSoft freeSoft = new FreeSoft();<br \/>\n        freeSoft.setName(&#8220;Chat\uff06Messenger \u30c1\u30e3\u30c3\u30c8\u3082\u30e1\u30c3\u30bb\u30f3\u30b8\u30e3\u30fc\u3082\uff01\uff01&#8221;);<br \/>\n        freeSoft.setUrl(&#8220;https:\/\/chat-messenger.com\/&#8221;);<br \/>\n        writeXML(&#8220;C:\\\\FreeSoft.xml&#8221;,freeSoft);  <\/p>\n<p>        \/\/ XML\u304b\u3089FreeSoft\u30af\u30e9\u30b9\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u5fa9\u5143<br \/>\n        FreeSoft freeSoft2 = (FreeSoft)readXML(&#8220;C:\\\\FreeSoft.xml&#8221;);<br \/>\n        System.out.println(&#8220;\u30bd\u30d5\u30c8\u540d\uff1a&#8221;+freeSoft2.getName());<br \/>\n        System.out.println(&#8220;URL\uff1a&#8221;+freeSoft2.getUrl());<br \/>\n    } catch (Exception e) {<br \/>\n        e.printStackTrace();<br \/>\n    }<br \/>\n}<br \/>\n<\/textarea><br \/>\n\u25c6\u51fa\u529b\u7d50\u679c<\/p>\n<pre class=\"console\">\u30bd\u30d5\u30c8\u540d\uff1aChat\uff06Messenger \u30c1\u30e3\u30c3\u30c8\u3082\u30e1\u30c3\u30bb\u30f3\u30b8\u30e3\u30fc\u3082\uff01\uff01\r\nURL\uff1ahttps:\/\/chat-messenger.com\/\r\n<\/pre>\n<p>\u25c6C:\\\\FreeSoft.xml\u306e\u5185\u5bb9<\/p>\n<pre class=\"sample_src\">&lt;?xml version=\"1.0\" encoding=\"UTF-8\"?&gt; \r\n&lt;java version=\"1.5.0_08\" class=\"java.beans.XMLDecoder\"&gt; \r\n &lt;object class=\"FreeSoft\"&gt; \r\n  &lt;void property=\"name\"&gt; \r\n   &lt;string&gt;Chat\uff06Messenger \u30c1\u30e3\u30c3\u30c8\u3082\u30e1\u30c3\u30bb\u30f3\u30b8\u30e3\u30fc\u3082\uff01\uff01&lt;\/string&gt; \r\n  &lt;\/void&gt; \r\n  &lt;void property=\"url\"&gt; \r\n   &lt;string&gt;https:\/\/chat-messenger.com\/&lt;\/string&gt; \r\n  &lt;\/void&gt; \r\n &lt;\/object&gt; \r\n&lt;\/java&gt; \r\n<\/pre>\n<h2 class=\"common_title\"><a name=\"3\">\u5229\u7528\u3059\u308b\u5834\u5408\u306e\u6ce8\u610f\u70b9<\/a><\/h2>\n<p>\u4fbf\u5229\u306a java.beans.XMLEncoder\u3001 java.beans.XMLDecoder \u30af\u30e9\u30b9\u3067\u3059\u304c\u3001 Chat&amp;Messenger \u3067\u5b9f\u8df5\u7684\u306b\u5229\u7528\u3059\u308b\u3068\u3001\u6975\u3081\u3066\u30ec\u30a2\u30b1\u30fc\u30b9\u3067\u3059\u304c\u3001java.beans.XMLEncoder \u3067XML\u3078\u51fa\u529b\u6642\u3001\u30d5\u30a1\u30a4\u30eb\u304c\uff10\u30d0\u30a4\u30c8\u306b\u306a\u308b\u554f\u984c\u3092\u78ba\u8a8d\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\n\uff10\u30d0\u30a4\u30c8\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3080\u3068\u300c\u6a19\u6e96\u30a8\u30e9\u30fc\u51fa\u529b\u300d\u306bParseException\u304c\u8a18\u9332\u3055\u308c\u307e\u3059\u3002<br \/>\n<br \/>\n\u3053\u306e\u539f\u56e0\u306fFileOutputStream \u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u751f\u6210\u3057\u305f\u6642\u70b9\u3067\u3001\u30d5\u30a1\u30a4\u30eb\u306f\u7a7a\u306b\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002<br \/>\nFileOutputStream \u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u751f\u6210\u5f8c\u3001XML\u30c7\u30fc\u30bf\u3092\u51fa\u529b\u3059\u308b\u524d\u306bJava\u30d7\u30ed\u30bb\u30b9\u304c\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u3055\u308c\u308b\u3068\u767a\u751f\u3059\u308b\u3068\u8003\u3048\u3066\u3044\u307e\u3059\u3002<br \/>\n<br \/>\nChat&amp;Messenger \u3067\u306f\u3053\u306e\u554f\u984c\u306e\u305f\u3081\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3057\u554f\u984c\u3092\u56de\u907f\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Java XMLEncoder\u3067\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4fdd\u5b58\u3001XMLDecoder\u3067\u5fa9\u5143 Java\u3067\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092XML [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":"","footnotes":""},"categories":[19],"tags":[],"class_list":["post-945","post","type-post","status-publish","format-standard","hentry","category-java"],"_links":{"self":[{"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/posts\/945","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/comments?post=945"}],"version-history":[{"count":4,"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/posts\/945\/revisions"}],"predecessor-version":[{"id":1880,"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/posts\/945\/revisions\/1880"}],"wp:attachment":[{"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/media?parent=945"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/categories?post=945"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/tags?post=945"}],"curies":[{"name":"trang web","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}