--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/main/java/edu/harvard/iq/dataverse/DataverseLinkingDataverse.java	Tue Sep 08 17:00:21 2015 +0200
@@ -0,0 +1,104 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package edu.harvard.iq.dataverse;
+
+import java.io.Serializable;
+import java.util.Date;
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+import javax.persistence.Index;
+import javax.persistence.JoinColumn;
+import javax.persistence.OneToOne;
+import javax.persistence.Table;
+import javax.persistence.Temporal;
+import javax.persistence.TemporalType;
+
+/**
+ *
+ * @author skraffmiller
+ */
+@Entity
+@Table(indexes = {
+        @Index(columnList = "dataverse_id"),
+    @Index(columnList = "linkingDataverse_id")
+})
+public class DataverseLinkingDataverse implements Serializable {
+    private static final long serialVersionUID = 1L;
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @OneToOne
+    @JoinColumn(nullable = false)
+    private Dataverse dataverse;
+    
+    @OneToOne
+    @JoinColumn(nullable = false)
+    private Dataverse linkingDataverse;
+    
+    @Temporal(value = TemporalType.TIMESTAMP)
+    private Date linkCreateTime;
+    
+    public Long getId() {
+        return id;
+    }
+
+    public Dataverse getDataverse() {
+        return dataverse;
+    }
+
+    public void setDataverse(Dataverse dataverse) {
+        this.dataverse = dataverse;
+    }
+
+    public Dataverse getLinkingDataverse() {
+        return linkingDataverse;
+    }
+
+    public void setLinkingDataverse(Dataverse linkingDataverse) {
+        this.linkingDataverse = linkingDataverse;
+    }
+
+    public Date getLinkCreateTime() {
+        return linkCreateTime;
+    }
+
+    public void setLinkCreateTime(Date linkCreateTime) {
+        this.linkCreateTime = linkCreateTime;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    @Override
+    public int hashCode() {
+        int hash = 0;
+        hash += (id != null ? id.hashCode() : 0);
+        return hash;
+    }
+
+    @Override
+    public boolean equals(Object object) {
+        // TODO: Warning - this method won't work in the case the id fields are not set
+        if (!(object instanceof DataverseLinkingDataverse)) {
+            return false;
+        }
+        DataverseLinkingDataverse other = (DataverseLinkingDataverse) object;
+        if ((this.id == null && other.id != null) || (this.id != null && !this.id.equals(other.id))) {
+            return false;
+        }
+        return true;
+    }
+
+    @Override
+    public String toString() {
+        return "edu.harvard.iq.dataverse.DataverseLinkedDataverse[ id=" + id + " ]";
+    }
+    
+}