import org.springframework.stereotype.Component; import java.time.Duration; import java.time.LocalDate; import java.time.LocalDateTime; import java.time.LocalTime; @Component public class DateTimeResult { public String getTime(LocalDateTime commentTime) { //获取当天日期和时间 LocalDateTime nowTime = LocalDateTime.now(); //获取当天日期 LocalDate nowDate = LocalDate.now(); //获取当天0点时间 LocalDateTime zoneTime = LocalDateTime.of(nowDate,LocalTime.MIN); //获取一个计算属性,计算评论时间和当前时间的间隔 Duration duration = Duration.between(commentTime,nowTime); Duration duration1 = Duration.between(zoneTime,nowTime); //计算评论距离现在时间的小时数 long hours = duration.toHours(); //计算当前时间距离今天0点的小时数 long zoneHour = duration1.toHours(); String s; //判断评论时间是否处于今天或者昨天 if (hours<=24+zoneHour){ //判断是昨天还是今天 if(hours < zoneHour){ //今天,去掉日期,保留时间 s = "今天"+ LocalTime.from(commentTime); }else{ //昨天 s = "昨天"+ LocalTime.from(commentTime); } }else{ //不在今天和昨天范围内,去掉时间,保留日期 LocalDate date = LocalDate.from(commentTime); s= ""+date; } return s; } }
import org.springframework.stereotype.Component; import java.time.Duration; import java.time.LocalDate; import java.time.LocalDateTime; import java.time.LocalTime; @Component public class DateTimeResult { public String getTime(LocalDateTime commentTime) { //获取当天日期和时间 LocalDateTime nowTime = LocalDateTime.now(); //获取当天日期 LocalDate nowDate = LocalDate.now(); //获取当天0点时间 LocalDateTime zoneTime = LocalDateTime.of(nowDate,LocalTime.MIN); //获取一个计算属性,计算评论时间和当前时间的间隔 Duration duration = Duration.between(commentTime,nowTime); Duration duration1 = Duration.between(zoneTime,nowTime); //计算评论距离现在时间的小时数 long hours = duration.toHours(); //计算当前时间距离今天0点的小时数 long zoneHour = duration1.toHours(); String s; //判断评论时间是否处于今天或者昨天 if (hours<=24+zoneHour){ //判断是昨天还是今天 if(hours < zoneHour){ //今天,去掉日期,保留时间 s = "今天"+ LocalTime.from(commentTime); }else{ //昨天 s = "昨天"+ LocalTime.from(commentTime); } }else{ //不在今天和昨天范围内,去掉时间,保留日期 LocalDate date = LocalDate.from(commentTime); s= ""+date; } return s; } }