KeyboardPatternChecker.java

import java.util.*;

public class KeyboardPatternChecker implements PasswordPatternChecker {
    private final List<String> keyboardPatterns;
    public KeyboardPatternChecker(List<String> keyboardPatterns) {
        this.keyboardPatterns = keyboardPatterns;
    }

    @Override
    public List<Finding> check(String password) {
        List<Finding> findings = new ArrayList<>();
        String pwLow = password.toLowerCase();
        for (String pattern : keyboardPatterns) {
            if (pwLow.contains(pattern)) {
                findings.add(new Finding(
                    Finding.Severity.CRITICAL,
                    "Sequenza tastiera rilevata",
                    "Pattern come qwerty, asdf, 1234 sono testati per primi in qualsiasi attacco dizionario."
                ));
                break;
            }
        }
        return findings;
    }

    @Override
    public String getName() {
        return "Sequenze tastiera";
    }
}