/*
 * Copyright (C) 2011, Google Inc. and others
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Distribution License v. 1.0 which is available at
 * https://www.eclipse.org/org/documents/edl-v10.php.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

package org.eclipse.jgit.internal.storage.dfs;

/**
 * A description of a Git repository on a DFS.
 */
public class DfsRepositoryDescription {
	private final String repositoryName;

	/**
	 * Initialize a new, empty repository description.
	 */
	public DfsRepositoryDescription() {
		this(null);
	}

	/**
	 * Initialize a new repository description.
	 *
	 * @param repositoryName
	 *             the name of the repository.
	 */
	public DfsRepositoryDescription(String repositoryName) {
		this.repositoryName = repositoryName;
	}

	/**
	 * Get the name of the repository.
	 *
	 * @return the name of the repository.
	 */
	public String getRepositoryName() {
		return repositoryName;
	}

	/** {@inheritDoc} */
	@Override
	public int hashCode() {
		if (getRepositoryName() != null)
			return getRepositoryName().hashCode();
		return System.identityHashCode(this);
	}

	/** {@inheritDoc} */
	@Override
	public boolean equals(Object b) {
		if (b instanceof DfsRepositoryDescription){
			String name = getRepositoryName();
			String otherName = ((DfsRepositoryDescription) b).getRepositoryName();
			return name != null ? name.equals(otherName) : this == b;
		}
		return false;
	}

	/** {@inheritDoc} */
	@SuppressWarnings("nls")
	@Override
	public String toString() {
		return "DfsRepositoryDescription[" + getRepositoryName() + "]";
	}
}