/** * 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.ambari.server.orm.models; import java.util.ArrayList; import java.util.List; import org.apache.ambari.server.StaticallyInject; import org.apache.ambari.server.orm.dao.HostComponentDesiredStateDAO; import org.apache.ambari.server.orm.dao.HostComponentStateDAO; import org.apache.ambari.server.orm.dao.HostDAO; import org.apache.ambari.server.orm.entities.HostComponentDesiredStateEntity; import org.apache.ambari.server.orm.entities.HostComponentStateEntity; import org.apache.ambari.server.orm.entities.HostEntity; import org.apache.ambari.server.state.State; import com.google.inject.Inject; @StaticallyInject public class HostComponentSummary { private String serviceName; private String componentName; private Long hostId; private String hostName; private State desiredState; private State currentState; @Inject private static HostDAO hostDao; @Inject private static HostComponentStateDAO hostComponentStateDao; @Inject private static HostComponentDesiredStateDAO hostComponentDesiredStateDao; public HostComponentSummary(String serviceName, String componentName, Long hostId, State desiredState, State currentState) { this.serviceName = serviceName; this.componentName = componentName; this.hostId = hostId; HostEntity host = hostDao.findById(hostId); if (host != null) { hostName = host.getHostName(); } this.desiredState = desiredState; this.currentState = currentState; } public long getHostId() { return hostId; } public String getHostName() { return (hostName == null || hostName.isEmpty()) ? "" : hostName; } public State getDesiredState() { return desiredState; } public State getCurrentState() { return currentState; } public static List<HostComponentSummary> getHostComponentSummaries(String serviceName, String componentName) { List<HostComponentSummary> hostComponentSummaries = new ArrayList<>(); List<HostComponentStateEntity> hostComponentStates = hostComponentStateDao.findByServiceAndComponent(serviceName, componentName); if (hostComponentStates != null) { for (HostComponentStateEntity hcse : hostComponentStates) { // Find the corresponding record for HostComponentDesiredStateEntity HostComponentDesiredStateEntity hcdse = hostComponentDesiredStateDao.findByServiceComponentAndHost(hcse.getServiceName(), hcse.getComponentName(), hcse.getHostName()); if (hcdse != null) { HostComponentSummary s = new HostComponentSummary(hcse.getServiceName(), hcse.getComponentName(), hcse.getHostId(), hcdse.getDesiredState(), hcse.getCurrentState()); hostComponentSummaries.add(s); } } } return hostComponentSummaries; } @Override public int hashCode() { int result = 1; result = 31 + (serviceName != null ? serviceName.hashCode() : 0); result = result + (componentName != null ? componentName.hashCode() : 0); result = result + (hostId != null ? hostId.hashCode() : 0); return result; } }