AbstractEntity.java

/*
 * Copyright 2013 Sławomir Śledź <slawomir.sledz@sof-tech.pl>.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package pl.softech.eav.domain;

import javax.persistence.Column;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.MappedSuperclass;

import org.apache.commons.lang3.builder.ToStringBuilder;
import org.apache.commons.lang3.builder.ToStringStyle;

/**
 * @author Sławomir Śledź <slawomir.sledz@sof-tech.pl>
 * @since 1.0
 */
@MappedSuperclass
public class AbstractEntity implements Entity {

	@Id
	@GeneratedValue
	@Column(name = "id")
	protected Long id;

	protected AbstractEntity() {
	}

	@Override
	public Long getId() {
		return id;
	}

	@Override
	public boolean isNew() {
		return id == null;
	}

	@Override
	public String toString() {
		ToStringBuilder sb = new ToStringBuilder(this, ToStringStyle.SHORT_PREFIX_STYLE);
		sb.append("id", id);
		return sb.toString();
	}

}