/*
* Copyright (c) 2011-2013 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.internal;
import java.util.Collections;
import java.util.Map;
import org.tmatesoft.hg.core.SessionContext;
import org.tmatesoft.hg.util.LogFacility;
import org.tmatesoft.hg.util.LogFacility.Severity;
/**
*
* @author Artem Tikhomirov
* @author TMate Software Ltd.
*/
public class BasicSessionContext extends SessionContext implements SessionContext.Source {
private LogFacility logFacility;
private final Map<String, Object> properties;
public BasicSessionContext(LogFacility log) {
this(null, log);
}
@SuppressWarnings("unchecked")
public BasicSessionContext(Map<String,?> propertyOverrides, LogFacility log) {
logFacility = log;
properties = propertyOverrides == null ? Collections.<String,Object>emptyMap() : (Map<String, Object>) propertyOverrides;
}
@Override
public LogFacility getLog() {
// e.g. for exceptions that we can't handle but log (e.g. FileNotFoundException when we've checked beforehand file.canRead()
if (logFacility == null) {
PropertyMarshal pm = new PropertyMarshal(this);
boolean needDebug = pm.getBoolean("hg4j.consolelog.debug", false);
boolean needInfo = pm.getBoolean("hg4j.consolelog.info", false);
boolean needTime = pm.getBoolean("hg4j.consolelog.tstamp", true);
Severity l = needDebug ? Severity.Debug : (needInfo ? Severity.Info : Severity.Warn);
logFacility = new StreamLogFacility(l, needTime, System.out);
}
return logFacility;
}
// specific helpers for boolean and int values are available from PropertyMarshal
@Override
public Object getConfigurationProperty(String name, Object defaultValue) {
// NOTE, this method is invoked from getLog(), hence do not call getLog from here unless changed appropriately
Object value = properties.get(name);
if (value != null) {
return value;
}
value = System.getProperty(name);
return value == null ? defaultValue : value;
}
public SessionContext getSessionContext() {
return this;
}
}