org.graylog2.metrics.MetricsFormatter 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.metrics;
import java.util.Map;
/**
* @author Lennart Koopmann
*/
public class MetricsFormatter {
public String buildStreamMetricName(String streamId, Map streamNames) {
if (!streamNames.containsKey(streamId) || streamNames.get(streamId) == null || streamNames.get(streamId).isEmpty()) {
return "noname-" + streamId;
}
return streamNames.get(streamId).toLowerCase().replaceAll("[^a-zA-Z0-9\\-]", "");
}
public String buildHostMetricName(String hostname) {
if (hostname == null || hostname.isEmpty()) {
return "noname";
}
// First replace all dots with dashes.
hostname = hostname.replaceAll("\\.", "-");
return hostname.replaceAll("[^a-zA-Z0-9\\-]", "");
}
}