entrySet Set entrySet () Returns a collection of HashMap mappings. keyset Set keySet () The HashMap is returned as a set of keys. put V put ( Object key, Object value) Adds a key-value entry to the HashMap. putAll void putAll ( Map map) ...
476 |-WARN in ch.qos.logback.classic.LoggerContext[default] - Resource [logback.xml] occurs at [jar:file:/Users/pdai/apache-shardingsphere-elasticjob-3.0.1-lite-ui-bin/lib/shardingsphere-elasticjob-lite-ui-backend-3.0.1.jar!/logback.xml] 20:20:30,588 |-INFO in ch.qos.logback.classic....
First of all, the short introduction is not entirely correct because Java 21 is mentioned in one sentence with being an LTS release. An elaborate explanation is given inthis blogof Nicolai Parlog. In short, Java 21 is a set of specifications defining the behaviour of the Java language, the ...
不用泛型:强制类型转换为Object 关于hash性能选项: Set比较: List比较: Map比较: Collections集合类: (取代使用HashTable、Vector旧类的线程安全方法): static方法: 排序: 查找/替换: 来自为知笔记(Wiz)
if(params !=null&& !params.isEmpty()) { buf.append("?"); entrys = params.entrySet(); for(Map.Entry<String, String> entry : entrys) { buf.append(entry.getKey()).append("=") .append(URLEncoder.encode(entry.getValue(),"UTF-8")) ...
Fixed - RLock.unlock() results in ERR hash value if RedisLabs hosting is used Fixed - RPriorityBlockingQueue.poll() method with limit implemented Fixed - redisson__map_cache__last_access__set* objects continuously grow in size if RMapCache.maxSize defined Fixed - Eviction task is not stopp...
for(Map.Entry<String, String> entry : params.entrySet()) { sb.append(entry.getKey()).append("=") .append(URLEncoder.encode(entry.getValue(), encoding)) .append("&"); } sb.deleteCharAt(sb.lastIndexOf("&")); byte[] data = sb.toString().getBytes(); ...
for(Map.Entry<String, String> entry : params.entrySet()) { sb.append(entry.getKey()).append("=") .append(URLEncoder.encode(entry.getValue(), encoding)) .append("&"); } sb.deleteCharAt(sb.lastIndexOf("&")); byte[] data = sb.toString().getBytes(); ...