/** * 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.controller.internal; import java.util.Collections; import java.util.HashMap; import java.util.HashSet; import java.util.Map; import java.util.Set; import org.apache.ambari.server.controller.spi.NoSuchParentResourceException; import org.apache.ambari.server.controller.spi.NoSuchResourceException; import org.apache.ambari.server.controller.spi.Predicate; import org.apache.ambari.server.controller.spi.Request; import org.apache.ambari.server.controller.spi.RequestStatus; import org.apache.ambari.server.controller.spi.Resource; import org.apache.ambari.server.controller.spi.ResourceAlreadyExistsException; import org.apache.ambari.server.controller.spi.SystemException; import org.apache.ambari.server.controller.spi.UnsupportedPropertyException; import org.apache.ambari.server.orm.entities.ViewEntity; import org.apache.ambari.server.view.ViewRegistry; /** * Resource provider for view versions. */ public class ViewVersionResourceProvider extends AbstractResourceProvider { /** * View property id constants. */ public static final String VIEW_NAME_PROPERTY_ID = "ViewVersionInfo/view_name"; public static final String VIEW_VERSION_PROPERTY_ID = "ViewVersionInfo/version"; public static final String VIEW_BUILD_PROPERTY_ID = "ViewVersionInfo/build_number"; public static final String LABEL_PROPERTY_ID = "ViewVersionInfo/label"; public static final String DESCRIPTION_PROPERTY_ID = "ViewVersionInfo/description"; public static final String MIN_AMBARI_VERSION_PROPERTY_ID = "ViewVersionInfo/min_ambari_version"; public static final String MAX_AMBARI_VERSION_PROPERTY_ID = "ViewVersionInfo/max_ambari_version"; public static final String PARAMETERS_PROPERTY_ID = "ViewVersionInfo/parameters"; public static final String ARCHIVE_PROPERTY_ID = "ViewVersionInfo/archive"; public static final String MASKER_CLASS_PROPERTY_ID = "ViewVersionInfo/masker_class"; public static final String VIEW_STATUS_PROPERTY_ID = "ViewVersionInfo/status"; public static final String VIEW_STATUS_DETAIL_PROPERTY_ID = "ViewVersionInfo/status_detail"; public static final String CLUSTER_CONFIG_PROPERTY_ID = "ViewVersionInfo/cluster_configurable"; public static final String SYSTEM_PROPERTY_ID = "ViewVersionInfo/system"; /** * The key property ids for a view resource. */ private static Map<Resource.Type, String> keyPropertyIds = new HashMap<>(); static { keyPropertyIds.put(Resource.Type.View, VIEW_NAME_PROPERTY_ID); keyPropertyIds.put(Resource.Type.ViewVersion, VIEW_VERSION_PROPERTY_ID); } /** * The property ids for a view resource. */ private static Set<String> propertyIds = new HashSet<>(); static { propertyIds.add(VIEW_NAME_PROPERTY_ID); propertyIds.add(VIEW_VERSION_PROPERTY_ID); propertyIds.add(VIEW_BUILD_PROPERTY_ID); propertyIds.add(LABEL_PROPERTY_ID); propertyIds.add(DESCRIPTION_PROPERTY_ID); propertyIds.add(MIN_AMBARI_VERSION_PROPERTY_ID); propertyIds.add(MAX_AMBARI_VERSION_PROPERTY_ID); propertyIds.add(PARAMETERS_PROPERTY_ID); propertyIds.add(ARCHIVE_PROPERTY_ID); propertyIds.add(MASKER_CLASS_PROPERTY_ID); propertyIds.add(VIEW_STATUS_PROPERTY_ID); propertyIds.add(VIEW_STATUS_DETAIL_PROPERTY_ID); propertyIds.add(CLUSTER_CONFIG_PROPERTY_ID); propertyIds.add(SYSTEM_PROPERTY_ID); } // ----- Constructors ------------------------------------------------------ /** * Construct a view resource provider. */ public ViewVersionResourceProvider() { super(propertyIds, keyPropertyIds); } // ----- ResourceProvider -------------------------------------------------- @Override public RequestStatus createResources(Request request) throws SystemException, UnsupportedPropertyException, ResourceAlreadyExistsException, NoSuchParentResourceException { throw new UnsupportedOperationException("Not supported."); } @Override public Set<Resource> getResources(Request request, Predicate predicate) throws SystemException, UnsupportedPropertyException, NoSuchResourceException, NoSuchParentResourceException { Set<Resource> resources = new HashSet<>(); ViewRegistry viewRegistry = ViewRegistry.getInstance(); Set<String> requestedIds = getRequestPropertyIds(request, predicate); Set<Map<String, Object>> propertyMaps = getPropertyMaps(predicate); if (propertyMaps.isEmpty()) { propertyMaps.add(Collections.<String, Object>emptyMap()); } for (Map<String, Object> propertyMap : propertyMaps) { String viewName = (String) propertyMap.get(VIEW_NAME_PROPERTY_ID); String viewVersion = (String) propertyMap.get(VIEW_VERSION_PROPERTY_ID); for (ViewEntity viewDefinition : viewRegistry.getDefinitions()){ if (viewName == null || viewName.equals(viewDefinition.getCommonName())) { if (viewVersion == null || viewVersion.equals(viewDefinition.getVersion())) { Resource resource = new ResourceImpl(Resource.Type.ViewVersion); setResourceProperty(resource, VIEW_NAME_PROPERTY_ID, viewDefinition.getCommonName(), requestedIds); setResourceProperty(resource, VIEW_VERSION_PROPERTY_ID, viewDefinition.getVersion(), requestedIds); setResourceProperty(resource, VIEW_BUILD_PROPERTY_ID, viewDefinition.getBuild(), requestedIds); setResourceProperty(resource, LABEL_PROPERTY_ID, viewDefinition.getLabel(), requestedIds); setResourceProperty(resource, DESCRIPTION_PROPERTY_ID, viewDefinition.getDescription(), requestedIds); setResourceProperty(resource, MIN_AMBARI_VERSION_PROPERTY_ID, viewDefinition.getConfiguration().getMinAmbariVersion(), requestedIds); setResourceProperty(resource, MAX_AMBARI_VERSION_PROPERTY_ID, viewDefinition.getConfiguration().getMaxAmbariVersion(), requestedIds); setResourceProperty(resource, PARAMETERS_PROPERTY_ID, viewDefinition.getConfiguration().getParameters(), requestedIds); setResourceProperty(resource, ARCHIVE_PROPERTY_ID, viewDefinition.getArchive(), requestedIds); setResourceProperty(resource, MASKER_CLASS_PROPERTY_ID, viewDefinition.getMask(), requestedIds); setResourceProperty(resource, VIEW_STATUS_PROPERTY_ID, viewDefinition.getStatus().toString(), requestedIds); setResourceProperty(resource, VIEW_STATUS_DETAIL_PROPERTY_ID, viewDefinition.getStatusDetail(), requestedIds); setResourceProperty(resource, CLUSTER_CONFIG_PROPERTY_ID, viewDefinition.isClusterConfigurable(), requestedIds); setResourceProperty(resource, SYSTEM_PROPERTY_ID, viewDefinition.isSystem(), requestedIds); resources.add(resource); } } } } return resources; } @Override public RequestStatus updateResources(Request request, Predicate predicate) throws SystemException, UnsupportedPropertyException, NoSuchResourceException, NoSuchParentResourceException { throw new UnsupportedOperationException("Not supported."); } @Override public RequestStatus deleteResources(Request request, Predicate predicate) throws SystemException, UnsupportedPropertyException, NoSuchResourceException, NoSuchParentResourceException { throw new UnsupportedOperationException("Not supported."); } @Override public Map<Resource.Type, String> getKeyPropertyIds() { return keyPropertyIds; } // ----- AbstractResourceProvider ------------------------------------------ @Override protected Set<String> getPKPropertyIds() { return new HashSet<>(keyPropertyIds.values()); } }