formatstyle.java

一个Java持久层类库

/*
 * Copyright (c) 2007, Red Hat Middleware, LLC. All rights reserved.
 *
 * This copyrighted material is made available to anyone wishing to use, modify,
 * copy, or redistribute it subject to the terms and conditions of the GNU
 * Lesser General Public License, v. 2.1. This program is distributed in the
 * hope that it will be useful, but WITHOUT A WARRANTY; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details. You should have received a
 * copy of the GNU Lesser General Public License, v.2.1 along with this
 * distribution; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * Red Hat Author(s): Steve Ebersole
 */
package org.hibernate.jdbc.util;

/**
 * Represents the the understood types or styles of formatting. 
 *
 * @author Steve Ebersole
 */
public class FormatStyle {
	public static final FormatStyle BASIC = new FormatStyle( "basic", new BasicFormatterImpl() );
	public static final FormatStyle DDL = new FormatStyle( "ddl", new DDLFormatterImpl() );
	public static final FormatStyle NONE = new FormatStyle( "none", new NoFormatImpl() );

	private final String name;
	private final Formatter formatter;

	private FormatStyle(String name, Formatter formatter) {
		this.name = name;
		this.formatter = formatter;
	}

	public String getName() {
		return name;
	}

	public Formatter getFormatter() {
		return formatter;
	}

	public boolean equals(Object o) {
		if ( this == o ) {
			return true;
		}
		if ( o == null || getClass() != o.getClass() ) {
			return false;
		}

		FormatStyle that = ( FormatStyle ) o;

		return name.equals( that.name );

	}

	public int hashCode() {
		return name.hashCode();
	}

	private static class NoFormatImpl implements Formatter {
		public String format(String source) {
			return source;
		}
	}
}