Hibernate example source code file (House.java)

This example Hibernate source code file (House.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Hibernate tags/keywords

generatedvalue, house, house, id, integer, io, joincolumn, joincolumn, jointable, manytoone, postman, postman, set, string, string, util

The Hibernate House.java source code

//$Id$
package org.hibernate.test.annotations.referencedcolumnname;
import java.io.Serializable;
import java.util.HashSet;
import java.util.Set;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.JoinTable;
import javax.persistence.ManyToMany;
import javax.persistence.ManyToOne;

/**
 * @author Emmanuel Bernard
 */
@Entity
public class House implements Serializable {
	private Integer id;
	private String address;
	private Postman postman;
	private Set<Inhabitant> hasInhabitants = new HashSet();

	@ManyToOne
	@JoinColumn(referencedColumnName = "name")
	public Postman getPostman() {
		return postman;
	}

	public void setPostman(Postman postman) {
		this.postman = postman;
	}

	@Id
	@GeneratedValue(strategy = GenerationType.AUTO)
	public Integer getId() {
		return id;
	}

	public void setId(Integer id) {
		this.id = id;
	}

	public String getAddress() {
		return address;
	}

	public void setAddress(String address) {
		this.address = address;
	}

	@ManyToMany
	@JoinTable(joinColumns = @JoinColumn(referencedColumnName = "address"),
			inverseJoinColumns = @JoinColumn(referencedColumnName = "name")
	)
	public Set<Inhabitant> getHasInhabitants() {
		return hasInhabitants;
	}

	public void setHasInhabitants(Set<Inhabitant> hasInhabitants) {
		this.hasInhabitants = hasInhabitants;
	}

	public boolean equals(Object o) {
		if ( this == o ) return true;
		if ( !( o instanceof House ) ) return false;

		final House house = (House) o;

		if ( address != null ? !address.equals( house.address ) : house.address != null ) return false;

		return true;
	}

	public int hashCode() {
		return ( address != null ? address.hashCode() : 0 );
	}
}