What is WordUtils.containsAllWords in Java?

containsAllWords is a static method of the WordUtils class that is used to check whether the given string contains all the words in a given array of words.

The comparison is case-sensitive.

Add apache commons-lang package

WordUtils is defined in the Apache Commons Text package. Apache Commons Text can be added to the Maven project by adding the following dependency to the pom.xml file.

<dependency>
            <groupId>org.apache.commons</groupId>
            <artifactId>commons-text</artifactId>
            <version>1.9</version>
</dependency>

For other versions of the commons-text package, refer to the Maven Repository.

Import WordUtils

You can import the WordUtils class as follows:

import org.apache.commons.text.WordUtils;

Syntax

public static boolean containsAllWords(final CharSequence word, final CharSequence... words)

Parameters

• final CharSequence word: the string/character sequence to check.

• final CharSequence... words: list of words to search.

Returns

true if all the search words are found in the string else false

Code

Example 1

• text = "hello educative, how are you?!";
• list of words = ["hello", "educative"]

Applying the containsAllWords function would result in true as all the words are present in the text.

Example 2

• text = "hello educative, how are you?!";

• list of words = ["hello", "educative", "HOW"]

Applying the containsAllWords function would result in false as the word HOW is not present in the text, and the comparison is case-sensitive

Example 3

• text = "hello educative, how are you?!";

• list of words = ["hello", "educative", "him"]

Applying the containsAllWords function would result in false as the word him is not present in the text.

Output

true
false
false