* @param severity
     * @param version
     */
    public ModelProblemCollectorRequest(Severity severity, Version version) {
        this.severity = Objects.requireNonNull(severity, "severity cannot be null");
        this.version = Objects.requireNonNull(version, "version cannot be null");
    }

    public Severity getSeverity() {
        return severity;
    }

    public Version getVersion() {
        return version;

    }

    default void add(BuilderProblem.Severity severity, ModelProblem.Version version, String message) {
        add(severity, version, message, null, null);
    }

    default void add(
            BuilderProblem.Severity severity, ModelProblem.Version version, String message, InputLocation location) {
        add(severity, version, message, location, null);
    }

    default void add(

//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful
// but WITHOUT ANY WARRANTY; without even the implied warranty of

        final int majorSeries = version.getMinor() == 0 && version.getRevision() == 0 ? version.getMajor() - 1 : version.getMajor();
        final String tagPattern = "v" + majorSeries + ".*";

        return gitWrapper.listVersions(tagPattern)
            .filter(v -> v.isBefore(version));
    }

    /**

  <artifactId>p0</artifactId>
  <packaging>pom</packaging>
  <name>p0</name>
  <version>1.0</version>
  <organization>
    <name>Codehaus</name>
  </organization>

  <dependencyManagement>

    <dependencies>

      <dependency>
        <groupId>maven-test</groupId>
        <artifactId>t10-a</artifactId>
        <version>1.0</version>
        <scope>test</scope>
      </dependency>

      <dependency>

    {
      "version": "6.5.1",
      "buildTime": "20200630063247+0000"
    },
    {
      "version": "6.5",
      "buildTime": "20200602204621+0000"
    },
    {
      "version": "6.4.1",
      "buildTime": "20200515194340+0000"
    },
    {
      "version": "6.4",
      "buildTime": "20200505191855+0000"
    }
  ]
}'''
        def newSnapshot = snapshot('6.6')

//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful
// but WITHOUT ANY WARRANTY; without even the implied warranty of

        if (jdk == null) {
            return false;
        }

        String version = context.getSystemProperties().get("java.version");

        if (version == null || version.length() <= 0) {
            problems.add(new ModelProblemCollectorRequest(Severity.ERROR, Version.BASE)
                    .setMessage("Failed to determine Java version for profile " + profile.getId())
                    .setLocation(activation.getLocation("jdk")));

        }
    }

    private
    fun versionsDates(): Map<Version, String> {
        val versions = mutableMapOf<Version, String>()
        var version: String? = null
        parameters.releasedVersionsFile.get().asFile.forEachLine(Charsets.UTF_8) {
            val line = it.trim()
            if (line.startsWith("\"version\"")) {
                version = line.substring(line.indexOf("\"", 11) + 1, line.lastIndexOf("\""))

    }

    /**
     * Get minimum protocol version
     *
     * @return minimum version
     */
    public int getMinVersion() {
        return minVersion;
    }

    /**
     * Set minimum protocol version
     *
     * @param minVersion minimum version
     */
    public void setMinVersion(int minVersion) {
        this.minVersion = minVersion;
    }