/*
* Hibernate Validator, declare and validate application constraints
*
* License: Apache License, Version 2.0
* See the license.txt file in the root directory or <http://www.apache.org/licenses/LICENSE-2.0>.
*/
package org.hibernate.validator.internal.engine.constraintvalidation;
import java.security.AccessController;
import java.security.PrivilegedAction;
import jakarta.validation.ConstraintValidator;
import jakarta.validation.ConstraintValidatorFactory;
import org.hibernate.validator.internal.util.privilegedactions.NewInstance;
Default ConstraintValidatorFactory
using a no-arg constructor. Author: Emmanuel Bernard, Hardy Ferentschik
/**
* Default {@code ConstraintValidatorFactory} using a no-arg constructor.
*
* @author Emmanuel Bernard
* @author Hardy Ferentschik
*/
//TODO Can we make the constructor non-public?
public class ConstraintValidatorFactoryImpl implements ConstraintValidatorFactory {
@Override
public final <T extends ConstraintValidator<?, ?>> T getInstance(Class<T> key) {
return run( NewInstance.action( key, "ConstraintValidator" ) );
}
@Override
public void releaseInstance(ConstraintValidator<?, ?> instance) {
// noop
}
Runs the given privileged action, using a privileged block if required.
NOTE: This must never be changed into a publicly available method to avoid execution of arbitrary
privileged actions within HV's protection domain.
/**
* Runs the given privileged action, using a privileged block if required.
* <p>
* <b>NOTE:</b> This must never be changed into a publicly available method to avoid execution of arbitrary
* privileged actions within HV's protection domain.
*/
private <T> T run(PrivilegedAction<T> action) {
return System.getSecurityManager() != null ? AccessController.doPrivileged( action ) : action.run();
}
}