| | |
| | | import java.util.*; |
| | | import java.util.regex.Matcher; |
| | | import java.util.regex.Pattern; |
| | | import java.util.stream.Collectors; |
| | | import java.util.stream.Stream; |
| | | |
| | | import com.whyc.pojo.db_user.User; |
| | | |
| | | public class ActionUtil { |
| | |
| | | System.out.println(date); |
| | | }*/ |
| | | //System.out.println(toCamelCase("user_name_and_age")); |
| | | Date time1=getDateAdd(new Date(),-10); |
| | | System.out.println(ActionUtil.sdf.format(time1)); |
| | | /*Date time1=getDateAdd(new Date(),-10); |
| | | System.out.println(ActionUtil.sdf.format(time1));*/ |
| | | Map<String, List<String>> map = new HashMap<>(); |
| | | map.put("key1", Stream.of("value1", "value2").collect(Collectors.toList())); |
| | | map.put("key2", Stream.of("value3", "value4").collect(Collectors.toList())); |
| | | String result = map.values().stream() |
| | | .flatMap(List::stream) |
| | | .collect(Collectors.joining(",")); |
| | | System.out.println( result); |
| | | } |
| | | } |