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annotate src/org/tmatesoft/hg/internal/BasicSessionContext.java @ 370:a2341e761609

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Let callback implementations deliver errors (e,g. own exceptions) to client code
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Thu, 22 Dec 2011 02:37:10 +0300
parents 3cfa4d908fc9
children b015f3918120
rev   line source
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1 /*
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2 * Copyright (c) 2011 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.internal;
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18
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19 import org.tmatesoft.hg.core.SessionContext;
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20 import org.tmatesoft.hg.util.LogFacility;
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21 import org.tmatesoft.hg.util.PathPool;
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22 import org.tmatesoft.hg.util.PathRewrite;
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23
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24 /**
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25 *
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26 * @author Artem Tikhomirov
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27 * @author TMate Software Ltd.
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28 */
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29 public class BasicSessionContext implements SessionContext {
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30
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31 private PathPool pathPool;
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32 private final LogFacility logFacility;
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33
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34 public BasicSessionContext(PathPool pathFactory, LogFacility log) {
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35 pathPool = pathFactory;
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36 logFacility = log != null ? log : new StreamLogFacility(true, true, true, System.out);
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37 }
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38
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39 public PathPool getPathPool() {
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40 if (pathPool == null) {
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41 pathPool = new PathPool(new PathRewrite.Empty());
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42 }
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43 return pathPool;
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44 }
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45
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46 public LogFacility getLog() {
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47 // e.g. for exceptions that we can't handle but log (e.g. FileNotFoundException when we've checked beforehand file.canRead()
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48 return logFacility;
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49 }
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50
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51 public Object getProperty(String name, Object defaultValue) {
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52 String value = System.getProperty(name);
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53 return value == null ? defaultValue : value;
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54 }
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55 }