Top "Apache-commons" questions

The Apache Commons project provides reusable, open source Java software components.

noClassDefFound error on ftp client: org.apache.commons.net.ftp.FTPClient

I am working on an app that sends files to a url database. I am starting with just trying to …

java android ftp apache-commons ftp-client
How can I get Jsvc to find the DaemonLoader?

I have the commons-daemon-x.jar in the classpath. The Jsvc is successfully launching the Java VM. But jsvc is reporting …

java service daemon apache-commons jsvc
Is there any generic version of toArray() in Guava or Apache Commons Collections?

What I'm looking for is a generic version of Object[] java.util.Collection.toArray() or a less verbose alternative to …

java guava apache-commons
Guava Vs Apache Commons Hash/Equals builders

I was wondering what are key differences between Guava vs Apache Commons with respect to equals and hashCode builders. equals: …

java guava apache-commons
When should I use Apache Commons' Validate.isTrue, and when should I just use the 'assert' keyword?

When should I use Apache Commons' Validate.isTrue, and when should I just use the 'assert' keyword?

java validation assert apache-commons
How to check if collection contains any element from other collection in Scala?

Title says it all, what is the best practice for finding out if collection contains any element of other collection? …

java scala collections apache-commons
Apache Commons XMLConfiguration - how to fetch a list of objects at a given node?

I have an XML configuration file similar to this: <?xml version="1.0" encoding="ISO-8859-1" ?> <config> <…

java orm apache-commons
Can Apache Commons CLI options parser ignore unknown command-line options?

I am writing a Java application that takes command line arguments which are processed using Apache Commons CLI with the …

java apache-commons apache-commons-cli
FTPClient.listFiles not working

I am trying to list all the files under a specific directory in a ftp server. FTPFile[] subFiles = ftpClient.listFiles("…

java ftp apache-commons ftp-client ftplib
Is there a Guava equivalent to Apache Commons CircularFifoBuffer?

I need a data structure that can efficiently buffer a specific number of elements, in FIFO order. As mentioned in …

java collections guava apache-commons