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/*
* Copyright © 2018 European Support Limited
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onap.sdc.workflow.api.validation;
import java.util.Collection;
import java.util.HashSet;
import java.util.Objects;
import java.util.Set;
import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import org.onap.sdc.workflow.api.types.Parameter;
public class NoDuplicatesValidator implements ConstraintValidator<NoDuplicates, Collection<Parameter>> {
@Override
public boolean isValid(Collection<Parameter> parameters, ConstraintValidatorContext context) {
if (Objects.isNull(parameters) || parameters.size() < 2) {
return true;
}
Set<String> testSet = new HashSet<>();
return parameters.stream().allMatch(parameter -> testSet.add(parameter.getName()));
}
}
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