[GitHub] [incubator-inlong] imvan commented on a change in pull request #2442: [INLONG-2380] DataProxy support Kafka sink of PB compression cache message protocol.

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

imvan commented on a change in pull request #2442:
URL: https://github.com/apache/incubator-inlong/pull/2442#discussion_r805465955



##########
File path: inlong-dataproxy/dataproxy-source/src/main/java/org/apache/inlong/dataproxy/dispatch/DispatchManager.java
##########
@@ -0,0 +1,160 @@
+/**
+ * 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.dataproxy.dispatch;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map.Entry;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.LinkedBlockingQueue;
+import java.util.concurrent.atomic.AtomicBoolean;
+
+import org.apache.flume.Context;
+import org.apache.inlong.sdk.commons.protocol.ProxyEvent;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * DispatchManager
+ */
+public class DispatchManager {
+
+    public static final Logger LOG = LoggerFactory.getLogger(DispatchManager.class);
+    public static final String KEY_DISPATCH_TIMEOUT = "dispatchTimeout";
+    public static final String KEY_DISPATCH_MAX_PACKCOUNT = "dispatchMaxPackCount";
+    public static final String KEY_DISPATCH_MAX_PACKSIZE = "dispatchMaxPackSize";
+    public static final long DEFAULT_DISPATCH_TIMEOUT = 2000;
+    public static final long DEFAULT_DISPATCH_MAX_PACKCOUNT = 256;
+    public static final long DEFAULT_DISPATCH_MAX_PACKSIZE = 327680;
+    public static final long MINUTE_MS = 60L * 1000;
+
+    private LinkedBlockingQueue<DispatchProfile> dispatchQueue;
+    private final long dispatchTimeout;
+    private final long maxPackCount;
+    private final long maxPackSize;
+    private ConcurrentHashMap<String, DispatchProfile> profileCache = new ConcurrentHashMap<>();

Review comment:
       dispatchQueue should be defined after maxPackSize




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