hibernate-sequence-generator-hilo.java

#tips: http://www.programcreek.com/java-api-examples/index.php?api=org.hibernate.annotations.Parameter
package com.supportmycode.model;


import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.GenerationType;

import org.hibernate.annotations.GenericGenerator;
import org.hibernate.annotations.Parameter;


@Entity(name = "hilo")
public class Hilo {

    @GeneratedValue(strategy = GenerationType.SEQUENCE, generator = "hilo_sequence_generator")
    @GenericGenerator(
            name = "hilo_sequence_generator",
            strategy = "org.hibernate.id.enhanced.SequenceStyleGenerator",
            parameters = {
                    @Parameter(name = "sequence_name", value = "hilo_seq"),
                    @Parameter(name = "value_column", value = "next_value"),
                    @Parameter(name = "initial_value", value = "1"),
                    @Parameter(name = "increment_size", value = "1"),
                    @Parameter(name = "optimizer", value = "hilo")
            })
    @Id
    private Long id;

}

Good tut:: https://vladmihalcea.com/2014/07/08/hibernate-identity-sequence-and-table-sequence-generator/