/*
* Copyright (c) 2006-2017 DMDirc Developers
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
* documentation files (the "Software"), to deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
* WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS
* OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
package com.dmdirc.util.validators;
import java.util.Collections;
import java.util.List;
/**
* Allows multiple validators to be chained together.
*
* @param The type of class that this chain validates
*/
public class ValidatorChain implements Validator {
/**
* A list of validators to use.
*/
private final List> validatorList;
/**
* Creates a new validator chain containing the specified validators.
*
* @param validators The validators to be used in this chain.
*/
public ValidatorChain(final List> validators) {
validatorList = Collections.unmodifiableList(validators);
}
@Override
public ValidationResponse validate(final A object) {
for (Validator validator : validatorList) {
final ValidationResponse res = validator.validate(object);
if (res.isFailure()) {
return res;
}
}
return new ValidationResponse();
}
/**
* Creates a builder which can be used to construct a new
* {@link ValidatorChain}.
*
* @param The type of validator that will be in the chain.
* @return A builder to use to make a validator.
*/
public static ValidatorChainBuilder builder() {
return new ValidatorChainBuilder<>();
}
}