Validation/Generation
- Passay - Password Validation
- Passay - Customized Messages
- Passay - M of N Rules
- Passay - Password Generation
Positive Matching Rules
- passay - AllowedCharacterRule
- Passay - AllowedRegexRule
- Passay - CharacterRule
- passay - LengthRule
- Passay - CharacterCharacteristicsRule
- Passay - LengthComplexityRule
Negative Matching Rules
- Passay - lllegalCharacterRule
- Passay - NumberRangeRule
- Passay - WhitespaceRule
- Passay - DictionaryRule
- Passay - DictionarySubstringRule
- Passay - HistoryRule
- passay - RepeatCharacterRegexRule
- Passay - UsernameRule
Passay Useful Resources
Passay - HistoryRule
HistoryRule allows to check if given password has not been in use in near past.
Example - Validating Password as per History Rule
The below example shows validation of an invalid password as per History Rule.
PassayDemo.java
package com.tutorialspoint;
import org.passay.HistoryRule;
import org.passay.PasswordData;
import org.passay.PasswordValidator;
import org.passay.RuleResult;
import org.passay.SourceRule;
public class PassayDemo {
public static void main(String[] args) {
SourceRule sourceRule = new SourceRule();
HistoryRule historyRule = new HistoryRule();
PasswordValidator validator = new PasswordValidator(sourceRule, historyRule);
PasswordData password = new PasswordData("Microsoft@123");
password.setPasswordReferences(
new PasswordData.SourceReference("source", "password"),
new PasswordData.HistoricalReference("Microsoft@123")
);
RuleResult result = validator.validate(password);
if(result.isValid()){
System.out.println("Password validated.");
}else{
System.out.println("Invalid Password: " + validator.getMessages(result));
}
}
}
Output
Compile and run the code to verify the result −
Invalid Password: [Password matches one of 1 previous passwords.]
Example - Validating a Valid Password as per History Rule.
The below example shows validation of a valid password as per History Rule.
PassayDemo.java
package com.tutorialspoint;
import org.passay.HistoryRule;
import org.passay.PasswordData;
import org.passay.PasswordValidator;
import org.passay.RuleResult;
import org.passay.SourceRule;
public class PassayDemo {
public static void main(String[] args) {
SourceRule sourceRule = new SourceRule();
HistoryRule historyRule = new HistoryRule();
PasswordValidator validator = new PasswordValidator(sourceRule, historyRule);
PasswordData password = new PasswordData("Amazon@123");
password.setPasswordReferences(
new PasswordData.SourceReference("source", "password"),
new PasswordData.HistoricalReference("Microsoft@123")
);
RuleResult result = validator.validate(password);
if(result.isValid()){
System.out.println("Password validated.");
}else{
System.out.println("Invalid Password: " + validator.getMessages(result));
}
}
}
Output
Compile and run the code to verify the result −
Password validated.
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