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Hibernate's core ORM functionality

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/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
 * See the lgpl.txt file in the root directory or .
 */
package org.hibernate;

import static org.hibernate.pretty.MessageHelper.infoString;

/**
 * A specialized {@link StaleStateException} that carries information about
 * the particular entity instance that was the source of the failure.
 *
 * @author Gavin King
 */
public class StaleObjectStateException extends StaleStateException {
	private final String entityName;
	private final Object identifier;

	/**
	 * Constructs a {@code StaleObjectStateException} using the supplied information.
	 *  @param entityName The name of the entity
	 * @param identifier The identifier of the entity
	 */
	public StaleObjectStateException(String entityName, Object identifier) {
		super( "Row was updated or deleted by another transaction (or unsaved-value mapping was incorrect)" );
		this.entityName = entityName;
		this.identifier = identifier;
	}

	public String getEntityName() {
		return entityName;
	}

	public Object getIdentifier() {
		return identifier;
	}

	public String getMessage() {
		return super.getMessage() + ": " + infoString( entityName, identifier );
	}

}