eolivelli commented on a change in pull request #11636: URL: https://github.com/apache/pulsar/pull/11636#discussion_r687529763
########## File path: pulsar-client/src/main/java/org/apache/pulsar/client/impl/PulsarClientImplementationBindingImpl.java ########## @@ -0,0 +1,348 @@ +/** + * 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.pulsar.client.impl; + + +import java.io.IOException; +import java.nio.ByteBuffer; +import java.nio.charset.Charset; +import java.sql.Time; +import java.sql.Timestamp; +import java.time.Instant; +import java.time.LocalDate; +import java.time.LocalDateTime; +import java.time.LocalTime; +import java.util.Date; +import java.util.Map; +import java.util.function.Supplier; +import org.apache.pulsar.client.api.Authentication; +import org.apache.pulsar.client.api.BatcherBuilder; +import org.apache.pulsar.client.api.ClientBuilder; +import org.apache.pulsar.client.api.MessageId; +import org.apache.pulsar.client.api.PulsarClientException; +import org.apache.pulsar.client.api.Schema; +import org.apache.pulsar.client.api.schema.GenericRecord; +import org.apache.pulsar.client.api.schema.GenericSchema; +import org.apache.pulsar.client.api.schema.RecordSchemaBuilder; +import org.apache.pulsar.client.api.schema.SchemaDefinition; +import org.apache.pulsar.client.api.schema.SchemaDefinitionBuilder; +import org.apache.pulsar.client.internal.PulsarClientImplementationBinding; +import org.apache.pulsar.common.schema.KeyValue; +import org.apache.pulsar.common.schema.KeyValueEncodingType; +import org.apache.pulsar.common.schema.SchemaInfo; +import org.apache.pulsar.common.schema.SchemaInfoWithVersion; +import org.apache.pulsar.common.schema.SchemaType; + +/** + * Helper class for class instantiations and it also contains methods to work with schemas. + */ +@SuppressWarnings("unchecked") +public class PulsarClientImplementationBindingImpl implements PulsarClientImplementationBinding { + + public <T> SchemaDefinitionBuilder<T> newSchemaDefinitionBuilder() { + return new org.apache.pulsar.client.impl.schema.SchemaDefinitionBuilderImpl(); + } + + public ClientBuilder newClientBuilder() { + return new org.apache.pulsar.client.impl.ClientBuilderImpl(); Review comment: See the JVM specs here https://docs.oracle.com/javase/specs/jvms/se7/html/jvms-5.html chapter "5.3. Creation and Loading" look for "If D was defined by a user-defined class loader, then that same user-defined class loader initiates loading of C" basically if a class "D" (where "D" is not a system class) triggers the loading of a class "C", then the same Classloader that loaded "D" will initiate the loading of "C" So in this case the same classloader which loaded `PulsarClientImplementationBindingImpl` will initiate the loading of `ClientBuilderImpl` if the class has not been loaded yet -- 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]
