Java: Data Science Made Easy

Commons IO

Like Apache Commons Lang extends the java.util standard package, Apache Commons IO extends java.io; it is a Java library of utilities to assist with I/O in Java, which, as we previously learned, can be quite verbose.

To include the library in your project, add the dependency snippet to the pom.xml file:

<dependency>   <groupId>commons-io</groupId>   <artifactId>commons-io</artifactId>   <version>2.5</version> </dependency>

We already learned about Files.lines from Java NIO. While it is handy, we do not always work with files, and sometimes need to get lines from some other InputStream, for example, a web page or a web socket.

For this purpose, Commons IO provides a very helpful utility class IOUtils. Using it, reading the entire ...