@Entity(name = "abstracttaskentity")
@Inheritance(strategy = InheritanceType.JOINED)
public abstract class AbstractTaskEntity {

    @Id
    @Type(type = "uuid-char")
    @Column(name = "id")
    private UUID taskId;
    @NotNull
    private String name;
    private String description;
	private boolean locked;
    public UUID getTaskId() {
        return taskId;
    }
	public void setTaskId(UUID taskId) {
        this.taskId = taskId;
    }
    public boolean isLocked() {
        return locked;
    }

    /**
     * @param locked
     */
    public void setLocked(boolean locked) {
        this.locked = locked;
    }

    public String getName() {
        return name;
    }

    /**
     * @param name
     */
    public void setName(String name) {
        this.name = name;
    }

    public String getDescription() {
        return description;
    }

    /**
     * @param description
     */
    public void setDescription(String description) {
        this.description = description;
    }

}

@Entity(name = "webtaskentity")
public class WebTaskEntity extends AbstractTaskEntity {

    private String sessionId;
    public String getSessionId() {
        return sessionId;
    }

    public void setSessionId(String sessionId) {
        this.sessionId = sessionId;
    }
}