/**
* Copyright (C) 2012 - 101loops.com <dev@101loops.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.crashnote.core.collect.impl;
import com.crashnote.core.collect.BaseCollector;
import com.crashnote.core.config.CrashConfig;
import com.crashnote.core.model.data.DataArray;
import com.crashnote.core.model.data.DataObject;
import com.crashnote.core.model.log.LogEvt;
import java.util.List;
import java.util.Map;
/**
* Collector to transform one or multiple {@link LogEvt}(s) into a structured data format.
*/
public class LogCollector
extends BaseCollector {
// VARS =======================================================================================
private final ExcpCollector excpCollector;
// SETUP ======================================================================================
public <C extends CrashConfig> LogCollector(final C config) {
super(config);
this.excpCollector = createExcpCollector(config);
}
// INTERFACE ==================================================================================
public DataObject collect(final LogEvt<?> evt) {
return collectEvt(evt);
}
public DataArray collect(final List<LogEvt<?>> evts) {
return collectEvts(evts);
}
// FACTORY ====================================================================================
protected <C extends CrashConfig> ExcpCollector createExcpCollector(final C config) {
return new ExcpCollector(config);
}
// SHARED =====================================================================================
protected DataObject collectEvt(final LogEvt<?> evt) {
final DataObject res = createDataObj();
{
// meta data
res.put("occurredAt", formatTimestamp(evt.getTimeStamp()));
res.put("message", evt.getMessage());
res.put("source", evt.getLoggerName());
res.put("thread", evt.getThreadName());
res.put("level", evt.getLevel().toString());
res.put("id", evt.getID());
final Object[] msgArgs = evt.getArgs();
if (msgArgs != null && msgArgs.length > 0) {
final DataArray args = createDataArr();
for (final Object obj : msgArgs)
args.add(obj.toString());
res.putArr("messageArgs", args);
}
// context
if (evt.isExcp()) {
final Map<String, Object> ctx = evt.getMDC();
if (ctx != null && ctx.size() > 0) {
final DataObject context = createDataObj();
for (final String key : ctx.keySet())
context.put(key, ctx.get(key).toString());
res.putObj("context", context);
}
}
// exception data
final Throwable th = evt.getThrowable();
if (th != null) res.putArr("exceptions", collectExcp(th));
}
return res;
}
// INTERNALS ==================================================================================
private DataArray collectEvts(final List<LogEvt<?>> evts) {
final DataArray data = createDataArr();
{
for (final LogEvt<?> evt : evts)
data.add(collectEvt(evt));
}
return data;
}
private DataArray collectExcp(final Throwable th) {
return excpCollector.collect(th);
}
}