| /** |
| * 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.pulsar.broker.loadbalance.impl; |
| |
| import com.fasterxml.jackson.databind.ObjectMapper; |
| import java.util.HashMap; |
| import java.util.Map; |
| import org.apache.pulsar.broker.loadbalance.LoadReport; |
| import org.apache.pulsar.broker.loadbalance.ResourceDescription; |
| import org.apache.pulsar.broker.loadbalance.ResourceUnit; |
| import org.apache.pulsar.broker.loadbalance.ServiceRequest; |
| import org.apache.pulsar.broker.loadbalance.ServiceUnit; |
| import org.apache.pulsar.common.util.ObjectMapperFactory; |
| import org.apache.pulsar.policies.data.loadbalancer.SystemResourceUsage; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| public class PulsarLoadReportImpl implements LoadReport { |
| |
| private static final Logger log = LoggerFactory.getLogger(PulsarLoadReportImpl.class); |
| public Map<ServiceUnit, ServiceRequest> requestPerServiceUnit; |
| private SimpleResourceUnit resourceUnit = null; |
| private PulsarResourceDescription resourceDescription = null; |
| |
| private PulsarLoadReportImpl() { |
| requestPerServiceUnit = new HashMap<ServiceUnit, ServiceRequest>(); |
| } |
| |
| @Override |
| public Map<ServiceUnit, ServiceRequest> getServiceUnitRequests() { |
| return requestPerServiceUnit; |
| } |
| |
| public static LoadReport parse(String loadReportJson) { |
| PulsarLoadReportImpl pulsarLoadReport = new PulsarLoadReportImpl(); |
| ObjectMapper mapper = ObjectMapperFactory.create(); |
| try { |
| org.apache.pulsar.policies.data.loadbalancer.LoadReport report = mapper.readValue(loadReportJson, |
| org.apache.pulsar.policies.data.loadbalancer.LoadReport.class); |
| SystemResourceUsage sru = report.getSystemResourceUsage(); |
| String resourceUnitName = report.getName(); |
| pulsarLoadReport.resourceDescription = new PulsarResourceDescription(); |
| if (sru.bandwidthIn != null) { |
| pulsarLoadReport.resourceDescription.put("bandwidthIn", sru.bandwidthIn); |
| } |
| if (sru.bandwidthOut != null) { |
| pulsarLoadReport.resourceDescription.put("bandwidthOut", sru.bandwidthOut); |
| } |
| if (sru.memory != null) { |
| pulsarLoadReport.resourceDescription.put("memory", sru.memory); |
| } |
| if (sru.cpu != null) { |
| pulsarLoadReport.resourceDescription.put("cpu", sru.cpu); |
| } |
| pulsarLoadReport.resourceUnit = new SimpleResourceUnit(resourceUnitName, |
| pulsarLoadReport.resourceDescription); |
| |
| } catch (Exception e) { |
| log.warn("Failed Parsing Load Report from JSON string", e); |
| } |
| return pulsarLoadReport; |
| } |
| |
| @Override |
| public ResourceUnit getResourceUnit() { |
| return resourceUnit; |
| } |
| |
| @Override |
| public ResourceDescription getResourceUnitDescription() { |
| return resourceDescription; |
| } |
| |
| } |