reswqa commented on code in PR #35: URL: https://github.com/apache/flink-connector-pulsar/pull/35#discussion_r1135551859
########## flink-connector-pulsar/src/main/java/org/apache/flink/connector/pulsar/table/catalog/config/CatalogConfiguration.java: ########## @@ -0,0 +1,217 @@ +/* + * 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.flink.connector.pulsar.table.catalog.config; + +import org.apache.flink.annotation.PublicEvolving; +import org.apache.flink.configuration.Configuration; +import org.apache.flink.connector.pulsar.common.config.PulsarConfiguration; +import org.apache.flink.connector.pulsar.common.config.PulsarOptions; +import org.apache.flink.connector.pulsar.table.catalog.PulsarCatalog; +import org.apache.flink.connector.pulsar.table.catalog.PulsarCatalogOptions; + +import org.apache.pulsar.common.naming.NamespaceName; +import org.apache.pulsar.common.naming.TopicName; +import org.apache.pulsar.common.schema.SchemaType; + +import javax.annotation.Nullable; + +import java.util.Objects; +import java.util.regex.Pattern; + +import static org.apache.flink.connector.pulsar.source.enumerator.topic.TopicNameUtils.isSystemServiceNamespace; +import static org.apache.flink.connector.pulsar.table.catalog.PulsarCatalogOptions.ALLOWED_SCHEMA_TYPES; +import static org.apache.flink.connector.pulsar.table.catalog.PulsarCatalogOptions.NAMING_MAPPING_TOPIC; +import static org.apache.flink.connector.pulsar.table.catalog.PulsarCatalogOptions.PULSAR_CATALOG_DEFAULT_DATABASE; +import static org.apache.flink.connector.pulsar.table.catalog.PulsarCatalogOptions.PULSAR_CATALOG_DEFAULT_PARTITION_SIZE; +import static org.apache.flink.connector.pulsar.table.catalog.PulsarCatalogOptions.PULSAR_CATALOG_DEFAULT_SCHEMA_TYPE; +import static org.apache.flink.connector.pulsar.table.catalog.PulsarCatalogOptions.PULSAR_CATALOG_HIDDEN_TENANT_PATTERN; +import static org.apache.flink.connector.pulsar.table.catalog.PulsarCatalogOptions.PULSAR_CATALOG_MANAGED_TENANT; +import static org.apache.flink.connector.pulsar.table.catalog.PulsarCatalogOptions.PULSAR_CATALOG_VISIBLE_TENANT_PATTERN; +import static org.apache.flink.util.Preconditions.checkArgument; +import static org.apache.pulsar.common.naming.SystemTopicNames.isSystemTopic; +import static org.apache.pulsar.common.naming.TopicDomain.persistent; + +/** + * The configured class for the Pulsar catalog. It's required when user wants to manually create a + * {@link PulsarCatalog}. You can use the following code to create this. + * + * <p>All the allowed config options for this class are defined in {@link PulsarCatalogOptions} and + * {@link PulsarOptions}. + * + * <pre><code> + * Configuration config = new Configuration(); + * config.set(PulsarOptions.PULSAR_SERVICE_URL, "pulsar://example.com:6650"); + * config.set(PulsarOptions.PULSAR_ADMIN_URL, "http://example.com:8080";); + * + * CatalogConfiguration configuration = new CatalogConfiguration(config); + * </code></pre> + */ +@PublicEvolving +public final class CatalogConfiguration extends PulsarConfiguration { + private static final long serialVersionUID = -8289928767236331716L; + + private final String defaultDatabase; + private final String managedTenant; + @Nullable private final Pattern hiddenTenantPattern; + private final Pattern visibleTenantPattern; + private final SchemaType defaultSchemaType; + private final int defaultPartitionSize; + + public CatalogConfiguration(Configuration configuration) { + super(configuration); + + this.defaultDatabase = get(PULSAR_CATALOG_DEFAULT_DATABASE); + this.managedTenant = get(PULSAR_CATALOG_MANAGED_TENANT); + this.hiddenTenantPattern = get(PULSAR_CATALOG_HIDDEN_TENANT_PATTERN, Pattern::compile); + this.visibleTenantPattern = get(PULSAR_CATALOG_VISIBLE_TENANT_PATTERN, Pattern::compile); + this.defaultSchemaType = get(PULSAR_CATALOG_DEFAULT_SCHEMA_TYPE); + this.defaultPartitionSize = get(PULSAR_CATALOG_DEFAULT_PARTITION_SIZE); + + // Add extra validation here for falling fast. + checkArgument( + ALLOWED_SCHEMA_TYPES.contains(defaultSchemaType), + "We don't support such schema type: " + defaultSchemaType); + checkArgument(defaultPartitionSize > 0, "The partition size should exceed 0"); + } + + /** + * See the description in {@link PulsarCatalogOptions#PULSAR_CATALOG_DEFAULT_DATABASE} for + * detailed information. + */ + public String getDefaultDatabase() { + return defaultDatabase; + } + + /** + * See the description in {@link PulsarCatalogOptions#PULSAR_CATALOG_MANAGED_TENANT} for + * detailed information. + */ + public String getManagedTenant() { + return managedTenant; + } + + /** + * See the description in {@link PulsarCatalogOptions#PULSAR_CATALOG_DEFAULT_SCHEMA_TYPE} for + * detailed information. + */ + public SchemaType getDefaultSchemaType() { + return defaultSchemaType; + } + + /** + * See the description in {@link PulsarCatalogOptions#PULSAR_CATALOG_DEFAULT_PARTITION_SIZE} for + * detailed information. + */ + public int getDefaultPartitionSize() { + return defaultPartitionSize; + } + + /** + * Try to accomplish the database name. We will add {@link #managedTenant} for the Flink managed + * database. + */ + public String databaseName(String namespace) { + if (namespace.contains("/")) { + return namespace; + } else { + return NamespaceName.get(managedTenant, namespace).toString(); + } + } + + /** + * Filtering the system namespaces and all the internal tenants. This method will return true if + * the given tenant is the managed tenant. Review Comment: > This method will return true if the given tenant is the managed tenant. I'm a little confused. Does the actual logic of this function seem to be the opposite of the description? -- 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. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
