private String path(UriComponentsBuilder builder, Article article, boolean encode) {
Map<String, Object> params = new HashMap<>();
builder.path("/{year}/{month}/{day}/{code}");
params.put("year", String.format("%04d", article.getDate().getYear()));
params.put("month", String.format("%02d", article.getDate().getMonthOfYear()));
params.put("day", String.format("%02d", article.getDate().getDayOfMonth()));
params.put("code", article.getCode());
UriComponents components = builder.buildAndExpand(params);
if (encode) {
components = components.encode();
}
return components.toUriString();
}
public static void main(String[] args) {
// 建立xml文件對象，其儲存在E碟的根目錄下的article.xml檔案
File xmlFile = new File("D:\\J2EE\\SQL_statement\\article.xml");
// 宣告JAXBContext上下文對像
JAXBContext context;
try {
// 透過指定映射的類建立上下文
context = JAXBContext.newInstance(ArticleData.class);
// 透過上下文建立xml轉化java的對象Unmarshaller
Unmarshaller u = context.createUnmarshaller();
// 將xml資料轉換成java對像
ArticleData data = (ArticleData) u.unmarshal(xmlFile);
// 獲得所有的article資料
List<Article> articles = data.getArticle();
for (Article a : articles) {
System.out.println("-------------------------");
System.out.println(a.getAuthor());
System.out.println(a.getDate());
System.out.println(a.getEmail());
System.out.println(a.getTitle());
}
} catch (JAXBException e) {
e.printStackTrace();
}
}