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Strength.java
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Strength.java
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package com.nulabinc.zxcvbn;
import com.nulabinc.zxcvbn.matchers.Match;
import java.util.ArrayList;
import java.util.List;
public class Strength {
private CharSequence password;
private double guesses;
private double guessesLog10;
private AttackTimes.CrackTimeSeconds crackTimeSeconds;
private AttackTimes.CrackTimesDisplay crackTimesDisplay;
private int score;
private Feedback feedback;
private List<Match> sequence;
private long calcTime;
/**
* Default constructor.
*
* @deprecated This constructor is discouraged from use as it does not ensure all fields are
* initialized properly. Instead, use the {@link #Strength(CharSequence, double, List, long)}
* constructor to provide all necessary data.
*/
@Deprecated
public Strength() {
this.sequence = new ArrayList<>();
}
/**
* Constructs a Strength object with the given parameters.
*
* @param password The password for which strength is calculated.
* @param guesses Estimated number of guesses needed to crack the password.
* @param sequence A list of matching patterns found in the password.
* @param calcTime Time taken to calculate the password's strength.
*/
public Strength(CharSequence password, double guesses, List<Match> sequence, long calcTime) {
this.password = password;
this.guesses = guesses;
this.guessesLog10 = Scoring.log10(guesses);
if (sequence == null) {
sequence = new ArrayList<>();
}
this.sequence = sequence;
AttackTimes attackTimes = TimeEstimates.estimateAttackTimes(guesses);
this.crackTimeSeconds = attackTimes.getCrackTimeSeconds();
this.crackTimesDisplay = attackTimes.getCrackTimesDisplay();
this.score = attackTimes.getScore();
this.feedback = Feedback.getFeedback(attackTimes.getScore(), sequence);
this.calcTime = calcTime;
}
public CharSequence getPassword() {
return password;
}
/**
* Sets the password.
*
* @deprecated Use constructor for initialization. Modifying after instantiation is not
* recommended.
*/
@Deprecated
public void setPassword(CharSequence password) {
this.password = password;
}
public double getGuesses() {
return guesses;
}
/**
* Sets the estimated number of guesses.
*
* @deprecated Use constructor for initialization. Modifying after instantiation is not
* recommended.
*/
@Deprecated
public void setGuesses(double guesses) {
this.guesses = guesses;
}
public double getGuessesLog10() {
return guessesLog10;
}
/**
* Sets the logarithm (base 10) of the estimated number of guesses.
*
* @deprecated Use constructor for initialization. Modifying after instantiation is not
* recommended.
*/
@Deprecated
public void setGuessesLog10(double guessesLog10) {
this.guessesLog10 = guessesLog10;
}
public AttackTimes.CrackTimeSeconds getCrackTimeSeconds() {
return crackTimeSeconds;
}
/**
* Sets the crack time in seconds.
*
* @deprecated Use constructor for initialization. Modifying after instantiation is not
* recommended.
*/
@Deprecated
public void setCrackTimeSeconds(AttackTimes.CrackTimeSeconds crackTimeSeconds) {
this.crackTimeSeconds = crackTimeSeconds;
}
public AttackTimes.CrackTimesDisplay getCrackTimesDisplay() {
return crackTimesDisplay;
}
/**
* Sets the display times for crack attempts.
*
* @deprecated Use constructor for initialization. Modifying after instantiation is not
* recommended.
*/
@Deprecated
public void setCrackTimesDisplay(AttackTimes.CrackTimesDisplay crackTimesDisplay) {
this.crackTimesDisplay = crackTimesDisplay;
}
public int getScore() {
return score;
}
/**
* Sets the score.
*
* @deprecated Use constructor for initialization. Modifying after instantiation is not
* recommended.
*/
@Deprecated
public void setScore(int score) {
this.score = score;
}
public Feedback getFeedback() {
return feedback;
}
/**
* Sets the feedback.
*
* @deprecated Use constructor for initialization. Modifying after instantiation is not
* recommended.
*/
@Deprecated
public void setFeedback(Feedback feedback) {
this.feedback = feedback;
}
public List<Match> getSequence() {
return sequence;
}
/**
* Sets the sequence of matches.
*
* @deprecated Use constructor for initialization. Modifying after instantiation is not
* recommended.
*/
@Deprecated
public void setSequence(List<Match> sequence) {
if (sequence == null) {
sequence = new ArrayList<>();
}
this.sequence = sequence;
}
public long getCalcTime() {
return calcTime;
}
/**
* Sets the calculation time.
*
* @deprecated Use constructor for initialization. Modifying after instantiation is not
* recommended.
*/
@Deprecated
public void setCalcTime(long calcTime) {
this.calcTime = calcTime;
}
/** Attempts to wipe any sensitive content from the object. */
public void wipe() {
WipeableString.wipeIfPossible(password);
for (Match match : sequence) {
WipeableString.wipeIfPossible(match.token);
WipeableString.wipeIfPossible(match.baseToken);
WipeableString.wipeIfPossible(match.matchedWord);
}
}
}