/**
* Logback: the reliable, generic, fast and flexible logging framework.
* Copyright (C) 1999-2009, QOS.ch. All rights reserved.
*
* This program and the accompanying materials are dual-licensed under
* either the terms of the Eclipse Public License v1.0 as published by
* the Eclipse Foundation
*
* or (per the licensee's choosing)
*
* under the terms of the GNU Lesser General Public License version 2.1
* as published by the Free Software Foundation.
*/
package ch.qos.logback.access.sift;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
import ch.qos.logback.access.spi.AccessEvent;
import ch.qos.logback.core.Appender;
import ch.qos.logback.core.joran.action.ActionConst;
import ch.qos.logback.core.joran.action.AppenderAction;
import ch.qos.logback.core.joran.spi.Pattern;
import ch.qos.logback.core.joran.spi.RuleStore;
import ch.qos.logback.core.sift.SiftingJoranConfiguratorBase;
public class SiftingJoranConfigurator extends
SiftingJoranConfiguratorBase<AccessEvent> {
String key;
String value;
SiftingJoranConfigurator(String key, String value) {
this.key = key;
this.value = value;
}
@Override
protected Pattern initialPattern() {
return new Pattern("configuration");
}
@Override
protected void addInstanceRules(RuleStore rs) {
rs.addRule(new Pattern("configuration/appender"), new AppenderAction());
}
@Override
protected void buildInterpreter() {
super.buildInterpreter();
Map<String, Object> omap = interpreter.getInterpretationContext()
.getObjectMap();
omap.put(ActionConst.APPENDER_BAG, new HashMap());
omap.put(ActionConst.FILTER_CHAIN_BAG, new HashMap());
Map<String, String> propertiesMap = new HashMap<String, String>();
propertiesMap.put(key, value);
interpreter.setInterpretationContextPropertiesMap(propertiesMap);
}
@SuppressWarnings("unchecked")
public Appender<AccessEvent> getAppender() {
Map<String, Object> omap = interpreter.getInterpretationContext()
.getObjectMap();
HashMap appenderMap = (HashMap) omap.get(ActionConst.APPENDER_BAG);
oneAndOnlyOneCheck(appenderMap);
Collection values = appenderMap.values();
if(values.size() == 0) {
return null;
}
return (Appender<AccessEvent>) values.iterator().next();
}
}