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The StringUtils of Java Utility Class Library

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Org.apache.commons.lang.StringUtils

As a supplement to the Lang package in the JDK

Check if charsequence is empty, null, or blank space

Charsequence (Charbuffer, Segment, String, StringBuffer, StringBuilder)

  • IsBlank (charsequence) can check for null, NULL, and space
  • IsEmpty (charsequence) can only check for null and NULL
  • There are also Isnotblank (CS) and Isnotempt (CS)
String interception

Substring/left/right/mid-null-safe Substring Extractions

String completion

Leftpad/rightpad/center/repeat-pads a String

Reference
  • Doc:https://commons.apache.org/proper/commons-lang/apidocs/index.html?org/apache/commons/lang3/stringutils.html
  • Apache Download: https://commons.apache.org/proper/commons-lang/

The StringUtils of Java Utility Class Library

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