[GitHub] [inlong] vernedeng commented on a diff in pull request #5594: [INLONG-5510][SDK] Refactor single topic fetcher in Sort Sdk

[GitBox <gi...@apache.org>]

vernedeng commented on code in PR #5594:
URL: https://github.com/apache/inlong/pull/5594#discussion_r949860824


##########
inlong-sdk/sort-sdk/src/main/java/org/apache/inlong/sdk/sort/api/TopicFetcher.java:
##########
@@ -0,0 +1,89 @@
+/*
+ * 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.inlong.sdk.sort.api;
+
+import org.apache.inlong.sdk.sort.entity.InLongTopic;
+
+import java.util.List;
+
+/**
+ * Interface of all type of topic fetchers.
+ */
+public interface TopicFetcher {
+
+    /**
+     * Init topic fetcher.
+     * @return The result of init.
+     */
+    boolean init();
+
+    /**
+     * Ack message by the given msgOffset.
+     * @param msgOffset Offset of message.
+     * @throws Exception
+     */
+    void ack(String msgOffset) throws Exception;
+
+    /**
+     * Pause the consuming
+     */
+    void pause();
+
+    /**
+     * Resume the consuming
+     */
+    void resume();
+
+    /**
+     * Close the consuming
+     * @return Result of close
+     */
+    boolean close();
+
+    /**
+     * Get if the fetcher is closed or not.
+     * @return Closed or not.
+     */
+    boolean isClosed();
+
+    /**
+     * Set stop consume flag.
+     * @param stopConsume Stop consume flag.
+     */
+    void stopConsume(boolean stopConsume);
+
+    /**
+     * Get stop consume flag.
+     * @return stop consume flag.
+     */
+    boolean isConsumeStop();

Review Comment:
   fixed, thx



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