LibExtras

A small package of helper functions.

Maven Dependency

Include the library in your project by adding the following dependency to your pom.xml

<dependency>
	<groupId>com.mclarkdev.tools</groupId>
	<artifactId>libextras</artifactId>
	<version>1.5.2</version>
</dependency>

Example

Checksums

Generate checksums of data.

// MD5 Checksum
String md5  = LibExtrasHashes.sumMD5("test");

// SHA-256 Checksum
String sha = LibExtrasHashes.sumSHA256("test");

OS Utilities

Operating System specific utilities.

// Determine OS
boolean isMac = LibExtrasOS.isMacOS();
boolean isWin = LibExtrasOS.isWindows();

// Host Info
String hostName = LibExtrasOS.getHostname();
String homeDir = LibExtrasOS.userHome();

// PID Files
LibExtrasOS.writePIDFile(".", "app.pid");

Streams

Work with small streams.

// Write a file
LibExtrasStreams.writeFile(new File("test"), "test".getBytes());

// Read a file
String in = LibExtrasStreams.readFile(new File("test"));

Strings

Work with strings

// Pad a string with 0's. [0099]
String padded = LibExtrasStrings.leadingZeros(99, 4);

// Returns a given hex string to bytes. [test]
String asHex = LibExtrasStrings.hexToBytes("74657374");

// Validate IPv4 addresses
boolean isIP = LibExtrasStrings.isIPAddress("1.2.3.4");

License

Open source & free for all. ❤