[GitHub] [inlong] vernedeng commented on a diff in pull request #6219: [INLONG-6153][DataProxy]Optimize the sink architecture of DataProxy

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

vernedeng commented on code in PR #6219:
URL: https://github.com/apache/inlong/pull/6219#discussion_r998987485


##########
inlong-dataproxy/dataproxy-source/src/main/java/org/apache/inlong/dataproxy/sink/common/SinkContext.java:
##########
@@ -0,0 +1,248 @@
+/*
+ * 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.sink.common;
+
+import org.apache.commons.lang.ClassUtils;
+import org.apache.flume.Channel;
+import org.apache.flume.Context;
+import org.apache.inlong.common.metric.MetricRegister;
+import org.apache.inlong.dataproxy.config.holder.CommonPropertiesHolder;
+import org.apache.inlong.dataproxy.config.pojo.CacheClusterConfig;
+import org.apache.inlong.dataproxy.metrics.DataProxyMetricItemSet;
+import org.apache.inlong.dataproxy.sink.mq.BatchPackProfile;
+import org.apache.inlong.dataproxy.sink.mq.MessageQueueHandler;
+import org.apache.inlong.dataproxy.sink.mq.pulsar.PulsarHandler;
+import org.apache.inlong.dataproxy.utils.BufferQueue;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.util.Date;
+import java.util.Timer;
+import java.util.TimerTask;
+
+/**
+ * SinkContext
+ */
+public class SinkContext {
+
+    public static final Logger LOG = LoggerFactory.getLogger(SinkContext.class);
+
+    public static final String KEY_MAX_THREADS = "maxThreads";
+    public static final String KEY_PROCESSINTERVAL = "processInterval";
+    public static final String KEY_RELOADINTERVAL = "reloadInterval";
+    public static final String KEY_EVENT_HANDLER = "eventHandler";
+    public static final String KEY_MESSAGE_QUEUE_HANDLER = "messageQueueHandler";
+    public static final String KEY_MAX_BUFFERQUEUE_SIZE_KB = "maxBufferQueueSizeKb";
+    public static final int DEFAULT_MAX_BUFFERQUEUE_SIZE_KB = 128 * 1024;
+
+    protected final String clusterId;
+    protected final String sinkName;
+    protected final Context sinkContext;
+
+    protected final Channel channel;
+    //
+    protected final int maxThreads;
+    protected final long processInterval;
+    protected final long reloadInterval;
+    //
+    protected final DataProxyMetricItemSet metricItemSet;
+    protected Timer reloadTimer;
+
+    /**
+     * Constructor
+     */
+    public SinkContext(String sinkName, Context context, Channel channel) {
+        this.sinkName = sinkName;
+        this.sinkContext = context;
+        this.channel = channel;
+        this.clusterId = CommonPropertiesHolder.getString(CommonPropertiesHolder.KEY_PROXY_CLUSTER_NAME);
+        this.maxThreads = sinkContext.getInteger(KEY_MAX_THREADS, 10);
+        this.processInterval = sinkContext.getInteger(KEY_PROCESSINTERVAL, 100);
+        this.reloadInterval = sinkContext.getLong(KEY_RELOADINTERVAL, 60000L);
+        //
+        this.metricItemSet = new DataProxyMetricItemSet(sinkName);
+        MetricRegister.register(this.metricItemSet);
+    }
+
+    /**
+     * start
+     */
+    public void start() {
+        try {
+            this.reload();
+            this.setReloadTimer();
+        } catch (Exception e) {
+            LOG.error(e.getMessage(), e);
+        }
+    }
+
+    /**
+     * close
+     */
+    public void close() {
+        try {
+            this.reloadTimer.cancel();
+        } catch (Exception e) {
+            LOG.error(e.getMessage(), e);
+        }
+    }
+
+    /**
+     * setReloadTimer
+     */
+    protected void setReloadTimer() {
+        reloadTimer = new Timer(true);
+        TimerTask task = new TimerTask() {
+
+            public void run() {
+                reload();
+            }
+        };
+        reloadTimer.schedule(task, new Date(System.currentTimeMillis() + reloadInterval), reloadInterval);
+    }
+
+    /**
+     * reload
+     */
+    public void reload() {
+    }
+
+    /**
+     * get clusterId
+     * 
+     * @return the clusterId
+     */
+    public String getClusterId() {
+        return clusterId;
+    }
+
+    /**
+     * get sinkName
+     * 
+     * @return the sinkName
+     */
+    public String getSinkName() {
+        return sinkName;
+    }
+
+    /**
+     * get sinkContext
+     * 
+     * @return the sinkContext
+     */
+    public Context getSinkContext() {
+        return sinkContext;
+    }
+
+    /**
+     * get channel
+     * 
+     * @return the channel
+     */
+    public Channel getChannel() {
+        return channel;
+    }
+
+    /**
+     * get maxThreads
+     * 
+     * @return the maxThreads
+     */
+    public int getMaxThreads() {
+        return maxThreads;
+    }
+
+    /**
+     * get processInterval
+     * 
+     * @return the processInterval
+     */
+    public long getProcessInterval() {
+        return processInterval;
+    }
+
+    /**
+     * get reloadInterval
+     * 
+     * @return the reloadInterval
+     */
+    public long getReloadInterval() {
+        return reloadInterval;
+    }
+
+    /**
+     * get metricItemSet
+     * 
+     * @return the metricItemSet
+     */
+    public DataProxyMetricItemSet getMetricItemSet() {
+        return metricItemSet;
+    }
+
+    /**
+     * create createEventHandler

Review Comment:
   redundant comment



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