@@ -0,0 +1,2305 @@
+/**%0A * Licensed to the Apache Software Foundation (ASF) under one%0A * or more contributor license agreements.  See the NOTICE file%0A * distributed with this work for additional information%0A * regarding copyright ownership.  The ASF licenses this file%0A * to you under the Apache License, Version 2.0 (the%0A * %22License%22); you may not use this file except in compliance%0A * with the License.  You may obtain a copy of the License at%0A *%0A *   http://www.apache.org/licenses/LICENSE-2.0%0A *%0A * Unless required by applicable law or agreed to in writing,%0A * software distributed under the License is distributed on an%0A * %22AS IS%22 BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY%0A * KIND, either express or implied.  See the License for the%0A * specific language governing permissions and limitations%0A * under the License.%0A */%0Apackage org.apache.pulsar.io.core;%0A%0Aimport org.apache.pulsar.functions.api.Record;%0A%0Aimport java.util.Map;%0Aimport java.util.concurrent.LinkedBlockingQueue;%0Aimport java.util.function.Consumer;%0A%0A/**%0A * Pulsar's Batch Push Source interface. Batch Push Sources have the same lifecycle%0A * as the regular BatchSource, aka discover, prepare. The reason its called Push is%0A * because BatchPushSource can emit a record using the consume method that they%0A * invoke whenever they have data to be published to Pulsar.%0A */%0Apublic abstract class BatchPushSource%3CT%3E implements BatchSource%3CT%3E %7B%0A%0A    private LinkedBlockingQueue%3CRecord%3CT%3E%3E queue;%0A    private static final int DEFAULT_QUEUE_LENGTH = 1000;%0A%0A    public BatchPushSource() %7B%0A        this.queue = new LinkedBlockingQueue%3C%3E(this.getQueueLength());%0A    %7D%0A%0A    @Override%0A    public Record%3CT%3E readNext() throws Exception %7B%0A        return queue.take();%0A    %7D%0A%0A    /**%0A     * Send this message to be written to Pulsar.%0A     *%0A     * @param record next message from source which should be sent to a Pulsar topic%0A     */%0A    public void consume(Record%3CT%3E record) %7B%0A        try %7B%0A            queue.put(record);%0A        %7D catch (InterruptedException e) %7B%0A            throw new RuntimeException(e);%0A        %7D%0A    %7D%0A%0A    /**%0A     * Get length of the queue that records are push onto%0A     * Users can override this method to customize the queue length%0A     * @return queue length%0A     */%0A    public int getQueueLength() %7B%0A        return DEFAULT_QUEUE_LENGTH;%0A    %7D%0A%7D

Add BatchPushSource interface (#7493)