publicclassDatabaseSearchimplementsSearch{@OverridepublicList<String>searchDoc(String keyword){System.out.println("数据搜索 "+keyword);returnnull;}} resources 接下来可以在resources下新建META-INF/services/目录,然后新建接口全限定名的文件:com.cainiao.ys.spi.learn.Search,里面加上我们需要用到的实现类 代码...
super E> c) {}// 排序 void clear();//清除所有的元素 boolean equals(Object o);//是否相等 int hashCode(); //计算获取hash值 E get(int index); //通过索引获取元素 E set(int index, E element);//修改元素 void add(int index, E element);//在指定位置插入元素 E remove(int index);/...
extends T>because you can't guarantee what kind ofListit is really pointing to, so you can't guarantee that the object is allowed in thatList. The only "guarantee" is that you can only read from it and you'll get aTor subclass ofT. The reverse logic applies tosuper, e.g.List<? s...
Configuration configuration, BoundSql boundSql) { Object parameterObject = boundSql.getParameterObject(); List<ParameterMapping> parameterMappings = boundSql.getParameterMappings(); String sql = boundSql.getSql() .replaceAll("[\\s]+", " "); if (parameterMappings.size() > 0 && parameterObject ...
("总记录数:"+page.getTotalElements()); System.out.println("当前第:"+(page.getNumber()+1)+"页"); System.out.println("总页数:"+page.getTotalPages()); System.out.println("当前页面的List:"+page.getContent()); System.out.println("当前页面的记录数:"+page.getNumberOfElements()); } ...
HttpServletResponse response) throws ServletException, IOException { // TODO Auto-generated method stub String name = request.getParameter("name"); Object token = request.getAttribute("token"); if (token!=null) { request.removeAttribute("token"); }else { response.sendRedirect(request.getContextPath...
public string? SchemeSpecificPart { [Android.Runtime.Register("getSchemeSpecificPart", "()Ljava/lang/String;", "")] get; } 屬性值 String 這個URI 的已譯碼配置特定部分 (永不null) 屬性 RegisterAttribute 備註 傳回這個 URI 的已譯碼配置特定部分。
{ ObjectInputStream in = new ObjectInputStream(bytein); SerializationTest st = (SerializationTest) in.readObject(); System.out.println("Name: "+ st.getName()); System.out.println("Age: "+st.getAge()); }catch(Exception e){ e.printStackTrace(); } } } class SerializationTest implements...
FileUtils.getExtension(uri).endsWith("gif") else false } }) .setRenameListener(object : OnImageRenameListener { override fun rename(uri: Uri?): String { try { val fileName = FileUtils.getFileNameFromUri(uri) val md = MessageDigest.getInstance("MD5") md.update(fileName?.toByteArray() ...
GitHub - m0ver/awesome-java: A curated list of awesome Java frameworks, libraries and software.Bean Mapping Frameworks that ease bean mapping. Dozer - Mapper that copies data from one object to another, using annotations, API or XML configuration. MapStruct - Code generator which simplifies mappin...