content: package pl.allegro.tech.hermes.schema;
  
  import com.google.common.base.Joiner;
  import java.util.List;
  import java.util.Objects;
  import java.util.stream.Collectors;
  
  public final class SchemaVersion {
  
    private final int value;
  
    private SchemaVersion(int value) {
      this.value = value;
    }
  
    public static SchemaVersion valueOf(int version) {
      return new SchemaVersion(version);
    }
  
    public int value() {
      return value;
    }
  
    @Override
    public boolean equals(Object o) {
      if (this == o) {
        return true;
      }
      if (o == null || getClass() != o.getClass()) {
        return false;
      }
      SchemaVersion that = (SchemaVersion) o;
      return value == that.value;
    }
  
    @Override
    public int hashCode() {
      return Objects.hash(value);
    }
  
    @Override
    public String toString() {
      return "SchemaVersion(" + value + ")";
    }
  
    public static String toString(List<SchemaVersion> versions) {
      return "["
          + Joiner.on(',')
              .join(versions.stream().map(SchemaVersion::value).collect(Collectors.toList()))
          + "]";
    }
  }
  