Simplify JPA entities with Panache.

Change-Id: I09cbea27e6f81e4092dcbbc2f56e5abb9494a945
diff --git a/src/main/java/eu/mulk/mulkcms2/entity/OpenId.java b/src/main/java/eu/mulk/mulkcms2/entity/OpenId.java
index ee86773..444bf3e 100644
--- a/src/main/java/eu/mulk/mulkcms2/entity/OpenId.java
+++ b/src/main/java/eu/mulk/mulkcms2/entity/OpenId.java
@@ -1,7 +1,6 @@
 package eu.mulk.mulkcms2.entity;
 
 import io.quarkus.hibernate.orm.panache.PanacheEntityBase;
-import java.util.Objects;
 import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.FetchType;
@@ -16,55 +15,20 @@
 @IdClass(OpenIdPK.class)
 public class OpenId extends PanacheEntityBase {
 
-  private int userId;
-  private String openid;
-  private User user;
-
   @Id
   @Column(name = "user", nullable = false)
-  public int getUserId() {
-    return userId;
-  }
-
-  public void setUserId(int userId) {
-    this.userId = userId;
-  }
+  public int userId;
 
   @Id
   @Column(name = "openid", nullable = false, length = -1)
-  public String getOpenid() {
-    return openid;
-  }
-
-  public void setOpenid(String openid) {
-    this.openid = openid;
-  }
-
-  @Override
-  public boolean equals(Object o) {
-    if (this == o) {
-      return true;
-    }
-    if (o == null || getClass() != o.getClass()) {
-      return false;
-    }
-    OpenId openId = (OpenId) o;
-    return userId == openId.userId &&
-        Objects.equals(openid, openId.openid);
-  }
-
-  @Override
-  public int hashCode() {
-    return Objects.hash(userId, openid);
-  }
+  public String openid;
 
   @ManyToOne(fetch = FetchType.LAZY)
-  @JoinColumn(name = "user", referencedColumnName = "id", nullable = false, insertable = false, updatable = false)
-  public User getUser() {
-    return user;
-  }
-
-  public void setUser(User user) {
-    this.user = user;
-  }
+  @JoinColumn(
+      name = "user",
+      referencedColumnName = "id",
+      nullable = false,
+      insertable = false,
+      updatable = false)
+  public User user;
 }