applicatio.yml开启日志功能
jdbc-log:# 开启完整SQL日志输出功能enabled: truelogging:level:# 切面类路径，日志级别为DEBUG，因为SpringBoot默认日志级别为INFOcom.xxx.xxx.JdbcTemplateAspect: DEBUG
日志切面
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang.ArrayUtils;
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.stereotype.Component;import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.time.format.DateTimeFormatter;
import java.util.Date;
import java.util.Objects;@Slf4j
@Aspect
@Component
@ConditionalOnProperty(prefix = "jdbc-log", value = "enabled", havingValue = "true")
public class JdbcTemplateAspect {private static final DateTimeFormatter DATE_TIME_FORMATTER = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");private static final DateTimeFormatter DATE_FORMATTER = DateTimeFormatter.ofPattern("yyyy-MM-dd");//执行切面前，输出完整SQL，防止执行SQL过程中报错，导致无法输出完整SQL。@Before(value = "execution(* org.springframework.jdbc.core.JdbcTemplate.*(..))")public void afterQuery(JoinPoint joinPoint) {Object[] args = joinPoint.getArgs();if (ArrayUtils.isNotEmpty(args) && args[0] instanceof String && args[2] instanceof Object[]) {String sql = ((String) args[0]).replaceAll("[\\s\\n\\t]+", " ");Object[] params = (Object[]) args[2];for (Object propertyValue : params) {String value;if (Objects.isNull(propertyValue)) {value = "null";sql = sql.replaceFirst("\\?", value);continue;}if (propertyValue instanceof String) {value = "'" + propertyValue + "'";} else if (propertyValue instanceof Date) {value = "'" + DATE_TIME_FORMATTER.format(((Date) propertyValue).toInstant().atZone(ZoneId.systemDefault()).toLocalDateTime()) + "'";} else if (propertyValue instanceof LocalDate) {value = "'" + DATE_FORMATTER.format((LocalDate) propertyValue) + "'";} else if (propertyValue instanceof LocalDateTime) {value = "'" + DATE_TIME_FORMATTER.format((LocalDateTime) propertyValue) + "'";} else {value = propertyValue.toString();}sql = sql.replaceFirst("\\?", value);}log.debug("\033[32mexecute SQL:\n{}\033[0m", sql);}}
}
启动项目，调用某个JdbcTemplate类里面的方法就会输出完整SQL到控制台，如下内容
execute SQL:
select * from table where id=1
)
