org.apache.inlong.common.metric.MetricUtils Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.inlong.common.metric;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.lang.annotation.Annotation;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.Set;
/**
* MetricUtils
*/
public class MetricUtils {
public static final Logger LOGGER = LoggerFactory.getLogger(MetricUtils.class);
/**
* getDomain
*/
public static String getDomain(Class cls) {
for (Annotation annotation : cls.getAnnotations()) {
if (annotation instanceof MetricDomain) {
MetricDomain domain = (MetricDomain) annotation;
String name = domain.name();
name = (name != null && name.length() > 0) ? name : cls.getName();
return name;
}
}
return cls.getName();
}
/**
* getDimensionsKey
*/
public static String getDimensionsKey(Map dimensionMap) {
StringBuilder builder = new StringBuilder();
if (dimensionMap.size() <= 0) {
return "";
}
//
Set fieldKeySet = dimensionMap.keySet();
List fieldKeyList = new ArrayList<>(fieldKeySet.size());
fieldKeyList.addAll(fieldKeySet);
Collections.sort(fieldKeyList);
for (String fieldKey : fieldKeyList) {
String fieldValue = dimensionMap.get(fieldKey);
fieldValue = (fieldValue == null) ? "" : fieldValue;
builder.append(fieldKey).append(MetricItemMBean.PROPERTY_EQUAL).append(fieldValue)
.append(MetricItemMBean.PROPERTY_SEPARATOR);
}
return builder.substring(0, builder.length() - 1);
}
/**
* sleepOneInterval
*/
public static void sleepOneInterval() {
try {
Thread.sleep(100);
} catch (InterruptedException e) {
LOGGER.error(e.getMessage(), e);
}
}
}