/*
* 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.nifi.cluster.coordination.http.endpoints;
import org.apache.nifi.cluster.protocol.NodeIdentifier;
import org.apache.nifi.web.api.dto.FlowConfigurationDTO;
import org.apache.nifi.web.api.entity.FlowConfigurationEntity;
import java.net.URI;
import java.util.Map;
import java.util.regex.Pattern;
public class FlowConfigurationEndpointMerger extends AbstractNodeStatusEndpoint<FlowConfigurationEntity, FlowConfigurationDTO> {
public static final Pattern FLOW_CONFIGURATION_URI_PATTERN = Pattern.compile("/nifi-api/flow/config");
@Override
public boolean canHandle(URI uri, String method) {
return "GET".equalsIgnoreCase(method) && FLOW_CONFIGURATION_URI_PATTERN.matcher(uri.getPath()).matches();
}
@Override
protected Class<FlowConfigurationEntity> getEntityClass() {
return FlowConfigurationEntity.class;
}
@Override
protected FlowConfigurationDTO getDto(FlowConfigurationEntity entity) {
return entity.getFlowConfiguration();
}
@Override
protected void mergeResponses(FlowConfigurationDTO clientDto, Map<NodeIdentifier, FlowConfigurationDTO> dtoMap, NodeIdentifier selectedNodeId) {
for (final Map.Entry<NodeIdentifier, FlowConfigurationDTO> entry : dtoMap.entrySet()) {
final NodeIdentifier nodeId = entry.getKey();
final FlowConfigurationDTO toMerge = entry.getValue();
if (toMerge != clientDto) {
clientDto.setSupportsConfigurableAuthorizer(clientDto.getSupportsConfigurableAuthorizer() && toMerge.getSupportsConfigurableAuthorizer());
}
}
}
}