org.hibernate.boot.model.source.spi.AttributePath.java Source code

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Here is the source code for org.hibernate.boot.model.source.spi.AttributePath.java

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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 <http://www.gnu.org/licenses/lgpl-2.1.html>.
 */
package org.hibernate.boot.model.source.spi;

/**
 * An attribute path is, generally speaking, the path of attribute names back
 * to a "root" (which is either an entity or a persistent collection).  The
 * name of this root typically is <strong>not</strong> included in the path.
 *
 * @author Steve Ebersole
 */
public class AttributePath extends AbstractAttributeKey {
    public static final char DELIMITER = '.';

    public AttributePath() {
        super();
    }

    @Override
    protected char getDelimiter() {
        return DELIMITER;
    }

    @Override
    public AttributePath append(String property) {
        return new AttributePath(this, property);
    }

    @Override
    public AttributePath getParent() {
        return (AttributePath) super.getParent();
    }

    public AttributePath(AttributePath parent, String property) {
        super(parent, property);
    }

    public static AttributePath parse(String path) {
        if (path == null) {
            return null;
        }

        AttributePath attributePath = new AttributePath();
        for (String part : path.split("\\.")) {
            attributePath = attributePath.append(part);
        }
        return attributePath;
    }
}