io.github.mmm.crypto.symmetric.key.SymmetricKeyGeneric Maven / Gradle / Ivy

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package io.github.mmm.crypto.symmetric.key;

import java.util.Objects;

import javax.crypto.SecretKey;

/**
 * Generic implementation of {@link SymmetricKey}.
 *
 * @param  type of {@link SecretKey}.
 * @since 1.0.0
 */
public class SymmetricKeyGeneric implements SymmetricKey {

  private final K key;

  /**
   * The constructor.
   *
   * @param key the {@link SecretKey}.
   */
  public SymmetricKeyGeneric(K key) {

    super();
    Objects.requireNonNull(key, "key");
    this.key = key;
  }

  @Override
  public K getKey() {

    return this.key;
  }

  @Override
  public int hashCode() {

    return Objects.hash(this.key);
  }

  @Override
  public boolean equals(Object obj) {

    if (this == obj) {
      return true;
    }
    if ((obj == null) || (getClass() != obj.getClass())) {
      return false;
    }
    SymmetricKeyGeneric other = (SymmetricKeyGeneric) obj;
    if (!Objects.equals(this.key, other.key)) {
      return false;
    }
    return true;
  }

  @Override
  public String toString() {

    return this.key.toString();
  }

}