view src/org/tmatesoft/hg/util/Outcome.java @ 709:497e697636fc

Report merged lines as changed block if possible, not as a sequence of added/deleted blocks. To facilitate access to merge parent lines AddBlock got mergeLineAt() method that reports index of the line in the second parent (if any), while insertedAt() has been changed to report index in the first parent always
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Wed, 21 Aug 2013 16:23:27 +0200
parents 909306e412e2
children
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/*
 * Copyright (c) 2011-2012 TMate Software Ltd
 *  
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; version 2 of the License.
 *
 * This program 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 General Public License for more details.
 *
 * For information on how to redistribute this software under
 * the terms of a license other than GNU General Public License
 * contact TMate Software at support@hg4j.com
 */
package org.tmatesoft.hg.util;

/**
 * Success/failure descriptor. When exception is too much.
 * 
 * @author Artem Tikhomirov
 * @author TMate Software Ltd.
 */
public final class Outcome {
	// XXX perhaps private enum and factory method createError() and createOk()?
	public enum Kind {
		Success, Failure;
	}

	private final Kind kind;
	private final String message;
	private final Exception error;

	public Outcome(Kind k, String msg) {
		this(k, msg, null);
	}
	
	public Outcome(Kind k, String msg, Exception err) {
		kind = k;
		message = msg;
		error = err;
	}
	
	public boolean isOk() {
		return kind == Kind.Success;
	}
	
	public Kind getKind() {
		return kind;
	}

	public String getMessage() {
		return message;
	}
	
	public Exception getException() {
		return error;
	}
}