package org.kuali.common.httplib.api.model;
   
   import static java.lang.String.format;
   import static org.kuali.common.jute.base.Precondition.checkMin;
   import static org.kuali.common.jute.base.Precondition.checkNotBlank;
   
   import org.apache.http.ProtocolVersion;
   
   import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
  
  @JsonDeserialize(builder = Protocol.Builder.class)
  public final class Protocol {
  
      private final String name;
      private final int majorVersion;
      private final int minorVersion;
  
      private Protocol(Builder builder) {
          this.name = builder.name;
          this.majorVersion = builder.majorVersion;
          this.minorVersion = builder.minorVersion;
      }
  
      public static Protocol build(ProtocolVersion mutable) {
          Builder builder = builder();
          builder.withName(mutable.getProtocol());
          builder.withMajorVersion(mutable.getMajor());
          builder.withMinorVersion(mutable.getMinor());
          return builder.build();
      }
  
      public static Builder builder() {
          return new Builder();
      }
  
      public static class Builder implements org.apache.commons.lang3.builder.Builder<Protocol> {
  
          private String name;
          private int majorVersion;
          private int minorVersion;
  
          public Builder withName(String name) {
              this.name = name;
              return this;
          }
  
          public Builder withMajorVersion(int majorVersion) {
              this.majorVersion = majorVersion;
              return this;
          }
  
          public Builder withMinorVersion(int minorVersion) {
              this.minorVersion = minorVersion;
              return this;
          }
  
          @Override
          public Protocol build() {
              return validate(new Protocol(this));
          }
  
          private static Protocol validate(Protocol instance) {
              checkNotBlank(instance.name, "name");
              checkMin(instance.majorVersion, 0, "majorVersion");
              checkMin(instance.minorVersion, 0, "minorVersion");
              return instance;
          }
  
      }
  
      public String getName() {
          return name;
      }
  
      public int getMajorVersion() {
          return majorVersion;
      }
  
      public int getMinorVersion() {
          return minorVersion;
      }
  
      @Override
      public String toString() {
          return format("%s/%s.%s", name, majorVersion, minorVersion);
      }
  
  }