TracingUtils.java
/*
* Copyright (c) 2019, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
* WSO2 Inc. 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.synapse.aspects.flow.statistics.opentracing.management.helpers;
import org.apache.synapse.aspects.ComponentType;
import org.apache.synapse.aspects.flow.statistics.data.raw.BasicStatisticDataUnit;
import org.apache.synapse.aspects.flow.statistics.data.raw.StatisticDataUnit;
/**
* Contains utility methods related to OpenTracing.
*/
public class TracingUtils {
/**
* Prevents Instantiation.
*/
private TracingUtils() {}
/**
* Extracts the explicit id which is directly used to start and end spans, from the provided basic statistic data
* unit.
* @param basicStatisticDataUnit Basic statistic data unit which explicitly contains the id.
* @return Extracted id.
*/
public static String extractId(BasicStatisticDataUnit basicStatisticDataUnit) {
return String.valueOf(basicStatisticDataUnit.getCurrentIndex());
}
/**
* Returns the same hash code for the given object as would be returned by the default method hashCode(),
* whether or not the given object's class overrides hashCode().
* The hash code for the null reference is zero.
* @param object An object.
* @return System identity hash code for the given object.
*/
public static String getSystemIdentityHashCode(Object object) {
return String.valueOf(System.identityHashCode(object));
}
/**
* Returns whether the given statistic data unit is from an anonymous sequence.
* @param statisticDataUnit Statistic data unit object.
* @return Whether the given statistic data unit is from an anonymous sequence.
*/
public static boolean isAnonymousSequence(StatisticDataUnit statisticDataUnit) {
return ComponentType.SEQUENCE.equals(statisticDataUnit.getComponentType()) &&
"anonymoussequence".equalsIgnoreCase(statisticDataUnit.getComponentName());
}
}