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// Note: this is an automatically generated file. Do not edit.

package hydra.ext.io.shex.syntax;

import java.io.Serializable;

public abstract class Code_Elmt implements Serializable {
  public static final hydra.core.Name TYPE_NAME = new hydra.core.Name("hydra/ext/io/shex/syntax.Code.Elmt");
  
  public static final hydra.core.Name FIELD_NAME_REGEX = new hydra.core.Name("regex");
  
  public static final hydra.core.Name FIELD_NAME_SEQUENCE = new hydra.core.Name("sequence");
  
  public static final hydra.core.Name FIELD_NAME_UCHAR = new hydra.core.Name("uchar");
  
  private Code_Elmt () {
  
  }
  
  public abstract  R accept(Visitor visitor) ;
  
  public interface Visitor {
    R visit(Regex instance) ;
    
    R visit(Sequence instance) ;
    
    R visit(Uchar instance) ;
  }
  
  public interface PartialVisitor extends Visitor {
    default R otherwise(Code_Elmt instance) {
      throw new IllegalStateException("Non-exhaustive patterns when matching: " + (instance));
    }
    
    default R visit(Regex instance) {
      return otherwise((instance));
    }
    
    default R visit(Sequence instance) {
      return otherwise((instance));
    }
    
    default R visit(Uchar instance) {
      return otherwise((instance));
    }
  }
  
  public static final class Regex extends hydra.ext.io.shex.syntax.Code_Elmt implements Serializable {
    public final String value;
    
    public Regex (String value) {
      java.util.Objects.requireNonNull((value));
      this.value = value;
    }
    
    @Override
    public boolean equals(Object other) {
      if (!(other instanceof Regex)) {
        return false;
      }
      Regex o = (Regex) (other);
      return value.equals(o.value);
    }
    
    @Override
    public int hashCode() {
      return 2 * value.hashCode();
    }
    
    @Override
    public  R accept(Visitor visitor) {
      return visitor.visit(this);
    }
  }
  
  public static final class Sequence extends hydra.ext.io.shex.syntax.Code_Elmt implements Serializable {
    public final String value;
    
    public Sequence (String value) {
      java.util.Objects.requireNonNull((value));
      this.value = value;
    }
    
    @Override
    public boolean equals(Object other) {
      if (!(other instanceof Sequence)) {
        return false;
      }
      Sequence o = (Sequence) (other);
      return value.equals(o.value);
    }
    
    @Override
    public int hashCode() {
      return 2 * value.hashCode();
    }
    
    @Override
    public  R accept(Visitor visitor) {
      return visitor.visit(this);
    }
  }
  
  public static final class Uchar extends hydra.ext.io.shex.syntax.Code_Elmt implements Serializable {
    public final hydra.ext.io.shex.syntax.Uchar value;
    
    public Uchar (hydra.ext.io.shex.syntax.Uchar value) {
      java.util.Objects.requireNonNull((value));
      this.value = value;
    }
    
    @Override
    public boolean equals(Object other) {
      if (!(other instanceof Uchar)) {
        return false;
      }
      Uchar o = (Uchar) (other);
      return value.equals(o.value);
    }
    
    @Override
    public int hashCode() {
      return 2 * value.hashCode();
    }
    
    @Override
    public  R accept(Visitor visitor) {
      return visitor.visit(this);
    }
  }
}