StaxFormatterBuilderImpl.java

/*
 * JBoss, Home of Professional Open Source.
 * Copyright 2011, Red Hat, Inc., and individual contributors
 * as indicated by the @author tags. See the copyright.txt file in the
 * distribution for a full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY 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 along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

package org.gatein.common.xml.stax.writer.builder;

import org.gatein.common.xml.stax.writer.formatting.SimpleFormatter;
import org.gatein.common.xml.stax.writer.formatting.XmlStreamingFormatter;

/**
 * @author <a href="mailto:nscavell@redhat.com">Nick Scavelli</a>
 * @version $Revision$
 */
public class StaxFormatterBuilderImpl implements StaxFormatterBuilder {
    private Character indentCharacter;
    private Integer indentSize;
    private String newline;

    public StaxFormatterBuilder withIndentCharacter(char indentCharacter) {
        this.indentCharacter = indentCharacter;
        return this;
    }

    public StaxFormatterBuilder ofIndentSize(int indentSize) {
        this.indentSize = indentSize;
        return this;
    }

    public StaxFormatterBuilder withNewline(String newline) {
        this.newline = newline;
        return this;
    }

    public XmlStreamingFormatter build() {
        if (indentCharacter == null)
            throw new IllegalStateException("indent character is required value for this builder.");
        if (indentSize == null)
            throw new IllegalArgumentException("indent size is a required value for this builder.");
        if (newline == null)
            throw new IllegalArgumentException("newline is a required value for this builder.");

        return new SimpleFormatter(indentCharacter, indentSize, newline);
    }
}