org.graylog2.alerts.MessageFormatter Maven / Gradle / Ivy
/**
* This file is part of Graylog.
*
* Graylog 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, either version 3 of the License, or
* (at your option) any later version.
*
* Graylog 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.
*
* You should have received a copy of the GNU General Public License
* along with Graylog. If not, see .
*/
package org.graylog2.alerts;
import com.google.common.collect.Lists;
import org.graylog2.plugin.Message;
import java.util.*;
/**
* @author Dennis Oelkers
*/
public class MessageFormatter {
public String formatForMail(Message message) {
StringBuilder sb = new StringBuilder();
sb.append("<< Message: ").append(message.getId()).append(" >>\n");
sb.append("timestamp: ").append(message.getField("timestamp").toString()).append("\n");
sb.append("source: ").append(message.getSource()).append("\n");
Map fields = new HashMap<>(message.getFields());
fields.remove("timestamp");
fields.remove("source");
fields.remove("_id");
String fullMessage = fields.get("message").toString();
fields.remove("message");
List fieldKeys = Lists.newArrayList(fields.keySet());
Collections.sort(fieldKeys, new Comparator() {
@Override
public int compare(String o1, String o2) {
return o1.compareTo(o2);
}
});
for (String key : fieldKeys) {
sb.append(key)
.append(": ")
.append(fields.get(key).toString())
.append("\n");
}
sb.append("message: ").append(fullMessage).append("\n");
return sb.toString();
}
}