shayneburgess commented on a change in pull request #4200: NIFI-7335: PutCosmosDocument to provide the cosmos sql api support for Azure Cosmos URL: https://github.com/apache/nifi/pull/4200#discussion_r409061687
########## File path: nifi-nar-bundles/nifi-azure-bundle/nifi-azure-processors/src/main/java/org/apache/nifi/services/azure/cosmos/document/AzureCosmosDocumentConnectionControllerService.java ########## @@ -0,0 +1,192 @@ +/* + * 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.services.azure.cosmos.document; + +import org.apache.nifi.annotation.documentation.CapabilityDescription; +import org.apache.nifi.annotation.documentation.Tags; + +import org.apache.nifi.annotation.lifecycle.OnEnabled; +import org.apache.nifi.annotation.lifecycle.OnStopped; +import org.apache.nifi.components.PropertyDescriptor; +import org.apache.nifi.components.ValidationContext; +import org.apache.nifi.components.ValidationResult; +import org.apache.nifi.controller.AbstractControllerService; +import org.apache.nifi.controller.ConfigurationContext; +import org.apache.nifi.processor.util.StandardValidators; +import org.apache.nifi.services.azure.cosmos.AzureCosmosDocumentConnectionService; +import org.apache.nifi.util.StringUtils; + +import java.util.ArrayList; +import java.util.Collection; +import java.util.List; + +import com.azure.cosmos.ConnectionPolicy; +import com.azure.cosmos.ConsistencyLevel; +import com.azure.cosmos.CosmosClient; +import com.azure.cosmos.CosmosClientBuilder; + +@Tags({"azure", "cosmos", "document", "service"}) +@CapabilityDescription( + "Provides a controller service that configures a connection to Azure Cosmos Document DB (Document API or Core SQL API recently renamed) " + + " and provides access to that connection to other CosmosDB-related components." +) +public class AzureCosmosDocumentConnectionControllerService extends AbstractControllerService implements AzureCosmosDocumentConnectionService { + static final String CONSISTENCY_STRONG = "STRONG"; + static final String CONSISTENCY_BOUNDED_STALENESS= "BOUNDED_STALENESS"; + static final String CONSISTENCY_SESSION = "SESSION"; + static final String CONSISTENCY_CONSISTENT_PREFIX = "CONSISTENT_PREFIX"; + static final String CONSISTENCY_EVENTUAL = "EVENTUAL"; + private String uri; + private String accessKey; + protected CosmosClient cosmosClient; + + public static final PropertyDescriptor URI = new PropertyDescriptor.Builder() + .name("Cosmos Document DB URI") + .displayName("Cosmos Document DB URI") + .description("CosmosURI, typically of the form: https://{databaseaccount}.documents.azure.com:443/. Note this URI is for Cosmos DB with SQL API") + .required(true) + .addValidator(StandardValidators.NON_EMPTY_VALIDATOR) + .build(); + + public static final PropertyDescriptor DB_ACCESS_KEY = new PropertyDescriptor.Builder() + .name("Cosmos Document DB Access Key") + .displayName("Cosmos Document DB Access Key") + .description("Cosmos DB Access Key from Azure Portal (Settings->Keys)") + .required(true) + .addValidator(StandardValidators.NON_EMPTY_VALIDATOR) + .sensitive(true) + .build(); + + public static final PropertyDescriptor CONSISTENCY = new PropertyDescriptor.Builder() + .name("Cosmos Consistency Level") + .displayName("Cosmos Consistency Level") + .description("Cosmos Consistency Level to use") + .required(false) + .allowableValues(CONSISTENCY_STRONG, CONSISTENCY_BOUNDED_STALENESS, CONSISTENCY_SESSION, + CONSISTENCY_CONSISTENT_PREFIX, CONSISTENCY_EVENTUAL) + .defaultValue(CONSISTENCY_SESSION) + .addValidator(StandardValidators.NON_EMPTY_VALIDATOR) + .build(); + + @OnEnabled + public void onEnabled(final ConfigurationContext context) { + this.uri = context.getProperty(URI).getValue(); + this.accessKey = context.getProperty(DB_ACCESS_KEY).getValue(); + final ConsistencyLevel clevel; + final String selectedConsistency; + if(context.getProperty(CONSISTENCY).isSet()){ + selectedConsistency = context.getProperty(CONSISTENCY).getValue(); + }else { + selectedConsistency = CONSISTENCY_SESSION; Review comment: I'm not sure I understand this. Why is session used if consistency is not set? ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected] With regards, Apache Git Services
