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/*
* ============LICENSE_START=======================================================
* SDC-HELM-VALIDATOR
* ================================================================================
* Copyright (C) 2021 Nokia. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.sdc.helmvalidator.helm.versions;
import java.util.Comparator;
import java.util.List;
import java.util.function.Predicate;
import java.util.stream.Collectors;
import org.onap.sdc.helmvalidator.helm.validation.exception.NotSupportedVersionException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
@Service
public class SupportedVersionsProvider {
private final SystemEnvVersionsReader versionsReader;
@Autowired
public SupportedVersionsProvider(SystemEnvVersionsReader versionsReader) {
this.versionsReader = versionsReader;
}
/**
* Retrieves list of available Helm client versions.
*
* @return list of available Helm client versions
*/
public List<String> getVersions() {
return versionsReader.readVersions().stream()
.filter(Predicate.not(String::isBlank))
.sorted(Comparator.reverseOrder())
.collect(Collectors.toList());
}
/**
* Retrieves latest available Helm client with given major version.
*
* @param helmMajorVersion major version of Helm client
* @return latest available Helm client with given major version
*/
public String getLatestVersion(String helmMajorVersion) {
return getVersions().stream()
.filter(supportedVersion -> supportedVersion.startsWith(helmMajorVersion + "."))
.findFirst()
.orElseThrow(() -> new NotSupportedVersionException(helmMajorVersion));
}
}
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