PostTextPK: Rely on basic columns only.

This seems to make Hibernate happier and less confused.

Change-Id: I15709c54b7eddd1cc65f651738f673bf02331174

Author: benkard

src/main/java/eu/mulk/mulkcms2/benki/posts/PostTextPK.java

@@ -3,29 +3,27 @@
 import jakarta.persistence.Column;
 import jakarta.persistence.FetchType;
 import jakarta.persistence.Id;
-import jakarta.persistence.IdClass;
 import jakarta.persistence.JoinColumn;
 import jakarta.persistence.ManyToOne;
 import java.io.Serializable;
 import java.util.Objects;
 
-@IdClass(PostTextPK.class)
 public class PostTextPK implements Serializable {
 
-  @ManyToOne(fetch = FetchType.LAZY)
-  @JoinColumn(name = "post", referencedColumnName = "id", nullable = false)
-  public Post post;
+  @Id
+  @Column(name = "post", nullable = false)
+  private int postId;
 
   @Id
   @Column(name = "language", nullable = false, length = -1)
   private String language;
 
-  public Post getPost() {
-    return post;
+  public int getPostId() {
+    return postId;
   }
 
-  public void setPost(Post post) {
-    this.post = post;
+  public void setPostId(int postId) {
+    this.postId = postId;
   }
 
   public String getLanguage() {
@@ -45,11 +43,11 @@ public boolean equals(Object o) {
       return false;
     }
     PostTextPK that = (PostTextPK) o;
-    return Objects.equals(getPost(), that.getPost()) && getLanguage().equals(that.getLanguage());
+    return Objects.equals(getPostId(), that.getPostId()) && getLanguage().equals(that.getLanguage());
   }
 
   @Override
   public int hashCode() {
-    return Objects.hash(getPost(), getLanguage());
+    return Objects.hash(getPostId(), getLanguage());
   }
 }