Возможность удалять старые данные

src/main/java/ru/serega6531/packmate/model/Packet.java

@@ -1,12 +1,17 @@
 package ru.serega6531.packmate.model;
 
+import com.fasterxml.jackson.annotation.JsonIgnore;
 import lombok.*;
+import org.hibernate.Hibernate;
 import org.hibernate.annotations.GenericGenerator;
 
 import javax.persistence.*;
+import java.util.Objects;
 import java.util.Set;
 
-@Data
+@Getter
+@Setter
+@RequiredArgsConstructor
 @Entity
 @GenericGenerator(
         name = "packet_generator",
@@ -17,11 +22,9 @@ import java.util.Set;
                 @org.hibernate.annotations.Parameter(name = "increment_size", value = "1")
         }
 )
-@NoArgsConstructor
 @AllArgsConstructor
 @Builder
 @Table(indexes = { @Index(name = "stream_id_index", columnList = "stream_id") })
-@EqualsAndHashCode(exclude = "stream")
 public class Packet {
 
     @Id
@@ -34,9 +37,9 @@ public class Packet {
     @Transient
     private int ttl;
 
-    @ManyToOne
-    @JoinColumn(name = "stream_id", nullable = false)
-    private Stream stream;
+    @Column(name = "stream_id")
+    @JsonIgnore
+    private Long streamId;
 
     @OneToMany(mappedBy = "packet", cascade = CascadeType.ALL, fetch = FetchType.EAGER)
     private Set<FoundPattern> matches;
@@ -62,4 +65,16 @@ public class Packet {
         return "Packet(id=" + id + ", content=" + getContentString() + ")";
     }
 
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || Hibernate.getClass(this) != Hibernate.getClass(o)) return false;
+        Packet packet = (Packet) o;
+        return id != null && Objects.equals(id, packet.id);
+    }
+
+    @Override
+    public int hashCode() {
+        return getClass().hashCode();
+    }
 }