package de.unistuttgart.iste.rss.bugminer.model.entities;

import java.util.ArrayList;
import java.util.Collection;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.OneToMany;

import de.unistuttgart.iste.rss.bugminer.model.BaseEntity;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Component;

@Component
@Scope("prototype")
@Entity
public class User extends BaseEntity {
	@Column
	private String name;

	@OneToMany
	private Collection<Classification> classifications;

	public User() {
		classifications = new ArrayList<>();
	}

	public Collection<Classification> getClassifications() {
		return classifications;
	}

	public void setClassifications(Collection<Classification> classifications) {
		this.classifications = classifications;
	}

	public String getName() {
		return name;
	}

	public void setName(String name) {
		this.name = name;
	}
}

package de.unistuttgart.iste.rss.bugminer.model.entities;

import java.util.ArrayList;
import java.util.Collection;

import javax.persistence.Entity;
import javax.persistence.OneToMany;

import de.unistuttgart.iste.rss.bugminer.model.BaseEntity;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Component;

@Component
@Scope("prototype")
@Entity
public class User extends BaseEntity {
	@OneToMany
	private Collection<Classification> classifications;

	public User() {
		classifications = new ArrayList<>();
	}

	public Collection<Classification> getClassifications() {
		return classifications;
	}

	public void setClassifications(Collection<Classification> classifications) {
		this.classifications = classifications;
	}
}

--- 
+++ 
@@ -3,6 +3,7 @@
 import java.util.ArrayList;
 import java.util.Collection;
 
+import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.OneToMany;
 
@@ -14,6 +15,9 @@
 @Scope("prototype")
 @Entity
 public class User extends BaseEntity {
+	@Column
+	private String name;
+
 	@OneToMany
 	private Collection<Classification> classifications;
 
@@ -28,4 +32,12 @@
 	public void setClassifications(Collection<Classification> classifications) {
 		this.classifications = classifications;
 	}
+
+	public String getName() {
+		return name;
+	}
+
+	public void setName(String name) {
+		this.name = name;
+	}
 }
Add name property to user
