/**
* 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());
}
}