SubTypeKey.java

package org.tests.compositekeys.db;

import javax.persistence.Embeddable;

@Embeddable
public class SubTypeKey {
  private int subTypeId;

  public int getSubTypeId() {
    return subTypeId;
  }

  public void setSubTypeId(int subTypeId) {
    this.subTypeId = subTypeId;
  }

  @Override
  public int hashCode() {
    return 31 * 7 + subTypeId;
  }

  @Override
  public boolean equals(Object o) {
    if (this == o) {
      return true;
    }
    if (!(o instanceof SubTypeKey)) {
      return false;
    }
    return subTypeId == ((SubTypeKey) o).subTypeId;
  }

}