1,946 total views
1,946 total views In this post, we will discuss how to move a file from one folder to another using Apache Camel and Spring Boot. POM configurations: camel-spring-boot-starter contains all the basic jars required for this example. Add the following dependencies in the pom. <dependencyManagement> <dependencies> | <dependency> …
Camel spring boot simple standalone folder read and write example Read More »
1,150 total views
1,150 total views Arrays.sort() can be used to sort arrays in Java in ascending / descending order. Arrays.sort( array ); – This method is used to sort an array in ascending order. Arrays.sort( array, Collections.reverseOrder() ); – To sort an array in descending order. Primitives cannot be sorted in reverse using this method. So if you want to …
Sort an array using Arrays.sort() in Java in ascending or descending order Read More »
916 total views
916 total views In this article you can find parse and format date-time examples. If parse() method is called without passing a DateTimeFormatter object then the default ISO format for that date object is used. E.g. In the case of LocalDateTime, the default format is DateTimeFormatter.ISO_LOCAL_DATE_TIME. For ZonedDateTime, the default format is DateTimeFormatter.ISO_ZONED_DATE_TIME. Most of the …
Parse and format date time using LocalDateTime and other classes in Java Read More »
2,227 total views
2,227 total views Two equivalent ways to add an amount of time to LocalDateTime localDateTime.plus( 1, ChronoUnit.DAYS ); localDateTime.plusDays( 1 ); minus() / minusDays() is used to substract an amount of time from LocalDateTime. Negative values can also be passed to plus() / plusMonths() method instead of using minus() / minusMonths() etc. These methods will also …
Plus, minus duration to LocalDateTime, Instant in Java Read More »
851 total views
851 total views In this article you will see two equivalent ways to find the amount of time between two LocalDateTime based on the selected unit: ChronoUnit between method -> ChronoUnit.DAYS.between( start, end ); until method -> start.until( end, ChronoUnit.DAYS ); These methods will also work with OffsetDateTime, ZonedDateTime classes. Only date related ChronoUnit enums apply …
Java – Duration between two LocalDateTime, Instant Read More »
754 total views
754 total views In this post, we can discuss how to get current date and time in Java. These are some of the main new date classes that were introduced in Java 8. Instant represents date and time in UTC. LocalDate represents date. LocalTime represents time. LocalDateTime represents date and time without time zone. OffsetDateTime represents …
Java – Get current date / time using various date classes Read More »
3,397 total views
3,397 total views Here we can learn two ways to validate file name extensions in the system using regular expressions:– Regex matcher method– String matches method In these examples, file extensions ‘.txt’ or ‘.xml’ will return ‘true’.Regular expression used is: .+\.(?i)(txt|xml)$.where .+ – matches one or more of any character. …
Java – Validate file extension using regular expressions Read More »