ProfanityChecker.java

package ch.rasc.wampspring.demo.salmar;

import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;
import java.util.stream.Collectors;

/**
 * Checks for profanities and filters them
 *
 * @author Sergi Almar
 */
public class ProfanityChecker {

	private Set<String> profanities = new HashSet<>();

	public long getMessageProfanity(String message) {
		return Arrays.asList(message.split(" ")).stream()
				.filter(word -> this.profanities.contains(word)).count();
	}

	public String filter(String message) {
		return Arrays.asList(message.split(" ")).stream()
				.filter(word -> !this.profanities.contains(word))
				.collect(Collectors.joining(" "));
	}

	public Set<String> getProfanities() {
		return this.profanities;
	}

	public void setProfanities(Set<String> profanities) {
		this.profanities = profanities;
	}
}