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annotate src/org/tmatesoft/hg/internal/BasicSessionContext.java @ 665:dde18bc7053b v1.2m1

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Test Copy-on-Write transactions
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Wed, 10 Jul 2013 20:16:37 +0200
parents 909306e412e2
children
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1 /*
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2 * Copyright (c) 2011-2013 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.internal;
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19 import java.util.Collections;
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20 import java.util.Map;
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22 import org.tmatesoft.hg.core.SessionContext;
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23 import org.tmatesoft.hg.util.LogFacility;
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24 import org.tmatesoft.hg.util.LogFacility.Severity;
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26 /**
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27 *
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28 * @author Artem Tikhomirov
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29 * @author TMate Software Ltd.
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30 */
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31 public class BasicSessionContext extends SessionContext implements SessionContext.Source {
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32
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33 private LogFacility logFacility;
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34 private final Map<String, Object> properties;
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35
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36 public BasicSessionContext(LogFacility log) {
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37 this(null, log);
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38 }
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40 @SuppressWarnings("unchecked")
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41 public BasicSessionContext(Map<String,?> propertyOverrides, LogFacility log) {
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42 logFacility = log;
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43 properties = propertyOverrides == null ? Collections.<String,Object>emptyMap() : (Map<String, Object>) propertyOverrides;
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44 }
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46 @Override
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47 public LogFacility getLog() {
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48 // 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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49 if (logFacility == null) {
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50 PropertyMarshal pm = new PropertyMarshal(this);
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51 boolean needDebug = pm.getBoolean("hg4j.consolelog.debug", false);
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52 boolean needInfo = pm.getBoolean("hg4j.consolelog.info", false);
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53 boolean needTime = pm.getBoolean("hg4j.consolelog.tstamp", true);
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54 Severity l = needDebug ? Severity.Debug : (needInfo ? Severity.Info : Severity.Warn);
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55 logFacility = new StreamLogFacility(l, needTime, System.out);
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56 }
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57 return logFacility;
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58 }
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59
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60 // specific helpers for boolean and int values are available from PropertyMarshal
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61 @Override
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62 public Object getConfigurationProperty(String name, Object defaultValue) {
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63 // NOTE, this method is invoked from getLog(), hence do not call getLog from here unless changed appropriately
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64 Object value = properties.get(name);
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65 if (value != null) {
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66 return value;
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67 }
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68 value = System.getProperty(name);
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69 return value == null ? defaultValue : value;
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70 }
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71
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72 public SessionContext getSessionContext() {
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73 return this;
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74 }
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75 }