DarkString.java

/* ========================================================================
 * PlantUML : a free UML diagram generator
 * ========================================================================
 *
 * (C) Copyright 2009-2024, Arnaud Roques
 *
 * Project Info:  https://plantuml.com
 *
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 * under the terms of the GNU General Public License as published by
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 *
 * PlantUML 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 General Public
 * License for more details.
 *
 * You should have received a copy of the GNU General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
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 * Original Author:  Arnaud Roques
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 */
package net.sourceforge.plantuml.style;

public class DarkString {

	private final String value1;
	private final String value2;
	private final Specificity specificity;

	public DarkString(String value1, String value2, Specificity specificity) {
		this.value1 = value1;
		this.value2 = value2;
		this.specificity = specificity;
	}

	public DarkString mergeWith(DarkString other) {
		if (other == null)
			return this;

		if ((this.value2 == null && other.value2 == null) || this.value1 == null && other.value1 == null) {
			if (this.specificity.isBiggerThan(other.specificity))
				return this;
			return other;
		}
		if (this.value2 == null && other.value1 == null)
			return new DarkString(this.value1, other.value2, this.specificity);
		if (other.value2 == null && this.value1 == null)
			return new DarkString(other.value1, this.value2, other.specificity);

		if (this.specificity.isBiggerThan(other.specificity))
			return this;
		return other;
	}

	public DarkString withAncestorRank(int rank) {
		return new DarkString(value1, value2, specificity.withAncestorRank(rank));
	}

	public DarkString withStereotypeCount(int count) {
		return new DarkString(value1, value2, specificity.withStereotypeCount(count));
	}

	@Override
	public String toString() {
		return value1 + "/" + value2 + " (" + specificity + ")";
	}

	public final String getValue1() {
		return value1;
	}

	public final String getValue2() {
		return value2;
	}

	public final Specificity getSpecificity() {
		return specificity;
	}

}