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annotate src/org/tmatesoft/hg/core/HgIOException.java @ 709:497e697636fc

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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 ae2d439fbed3
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1 /*
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2 * Copyright (c) 2012-2013 TMate Software Ltd
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3 *
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4 * This program is free software; you can redistribute it and/or modify
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5 * it under the terms of the GNU General Public License as published by
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6 * the Free Software Foundation; version 2 of the License.
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7 *
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8 * This program is distributed in the hope that it will be useful,
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9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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11 * GNU General Public License for more details.
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12 *
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13 * For information on how to redistribute this software under
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14 * the terms of a license other than GNU General Public License
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15 * contact TMate Software at support@hg4j.com
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16 */
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17 package org.tmatesoft.hg.core;
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18
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19 import java.io.File;
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20 import java.io.IOException;
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21
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22 /**
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23 * Tailored wrap for {@link IOException} and similar I/O-related issues. Unlike {@link IOException},
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24 * keeps track of {@link File} that caused the problem. Besides, additional information (like revision,
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25 * see {@link HgException}) may be attached.
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26 *
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27 * @author Artem Tikhomirov
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28 * @author TMate Software Ltd.
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29 */
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30 @SuppressWarnings("serial")
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31 public class HgIOException extends HgException {
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32 private File file;
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33
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34 public HgIOException(String message, File troubleFile) {
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35 this(message, null, troubleFile);
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36 }
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37
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38 /**
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39 * @param message describes the issue, never <code>null</code>
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40 * @param cause root cause for the error, likely {@link IOException} or its subclass, but not necessarily, and may be omitted.
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41 * @param troubleFile file we tried to deal with, or <code>null</code> if set later
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42 */
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43 public HgIOException(String message, Throwable cause, File troubleFile) {
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44 super(message, cause);
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45 file = troubleFile;
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46 }
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48 /**
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49 * @return file that causes trouble, may be <code>null</code>
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50 */
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51 public File getFile() {
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52 return file;
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53 }
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54
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55 /**
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56 * @return <code>this</code> for convenience
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57 */
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58 public HgIOException setFile(File f) {
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59 file = f;
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60 return this;
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61 }
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62 }