// Rust program to create a// simple HashSetusestd::collections::HashSet;fnmain() {letmutset:HashSet<i32>=HashSet::new(); set.insert(10); set.insert(20); set.insert(30); set.insert(40); println!("HashSet:\n{:?}",set); } ...
// Java program to create the clone of// the HashSet collectionimportjava.util.*;publicclassMain{publicstaticvoidmain(String[]args){HashSet<Integer>nums=newHashSet();nums.add(1);nums.add(2);nums.add(3);nums.add(4);HashSet<Integer>clone=(HashSet<Integer>)nums.clone();System.out.print...
本文整理了Java中java.util.HashSet.createBackingMap()方法的一些代码示例,展示了HashSet.createBackingMap()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台,是从一些精选项目中提取出来的代码,具有较强的参考意义,能在一定程度帮忙到你。HashSet.createBackingMap()方法的具体详情如下:包路径:java...
In Java 8, the easiest method for creating an unmodifiable Map is using theCollections.unmodifiableMap()method.This is super useful because it allows us to create an unmodifiable map from a modifiable one. Map<Integer,String>map=newHashMap<>();map.put("key 1","value 1");map.put("key ...
();javaInterface.setUnresolved(true);javaInterface.setName(interfaceName);interfaceContract.setInterface(javaInterface);componentType.getReferences().add(ref);}elseif("provide".equals(name.getLocalPart())){Serviceservice=factory.createService();StringinterfaceName=reader.getAttributeValue(null,"interface"...
(blockId);Set<String>hosts=newHashSet<>();for(BlockLocationblockLocation:blockInfo.getLocations()){hosts.add(blockLocation.getWorkerAddress().getHost());}Map<WorkerInfo,SerializableVoid>result=Maps.newHashMap();Collections.shuffle(jobWorkerInfoList);for(WorkerInfoworkerInfo:jobWorkerInfoList){//...
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在java 中,元注解是指可以注解在其他注解上的注解,spring 中通过对这个机制进行了扩展,实现了一些原生 JDK 不支持的功能,比如允许在注解中让两个属性互为别名,或者将一个带有元注解的子注解直接作为元注解看待,或者在这个基础上,通过@AliasFor或者同名策略让子注解的值覆盖元注解的值。
LinkedHashSet<String> set = new LinkedHashSet<>(); for (IdEntity entity : list) { String rcgyshjs = BeanUtils.getProperty(entity, "rcgyshjs");//13.分管部门 String name = BeanUtils.getProperty(entity, "name");//姓名 String xb = BeanUtils.getProperty(entity, "xb");//性别 ...