[GitHub] [incubator-hugegraph-toolchain] simon824 commented on a diff in pull request #291: feat: Introduce HugeGraphFlinkCDCLoader

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

simon824 commented on code in PR #291:
URL: https://github.com/apache/incubator-hugegraph-toolchain/pull/291#discussion_r889930865


##########
hugegraph-loader/src/main/java/com/baidu/hugegraph/loader/flink/HugeGraphFlinkCDCLoader.java:
##########
@@ -0,0 +1,105 @@
+/*
+ * Copyright 2017 HugeGraph Authors
+ *
+ * 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 com.baidu.hugegraph.loader.flink;
+
+import static java.util.regex.Pattern.compile;
+
+import java.util.List;
+import java.util.regex.Matcher;
+
+import org.apache.flink.api.common.eventtime.WatermarkStrategy;
+import org.apache.flink.streaming.api.datastream.DataStreamSource;
+import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
+import org.slf4j.Logger;
+
+import com.baidu.hugegraph.loader.constant.Constants;
+import com.baidu.hugegraph.loader.executor.LoadOptions;
+import com.baidu.hugegraph.loader.mapping.InputStruct;
+import com.baidu.hugegraph.loader.mapping.LoadMapping;
+import com.baidu.hugegraph.loader.source.jdbc.JDBCSource;
+import com.baidu.hugegraph.loader.util.Printer;
+import com.baidu.hugegraph.util.E;
+import com.baidu.hugegraph.util.Log;
+import com.ververica.cdc.connectors.mysql.source.MySqlSource;
+
+public class HugeGraphFlinkCDCLoader {
+    public static final Logger LOG = Log.logger(HugeGraphFlinkCDCLoader.class);
+
+    private final LoadOptions loadOptions;
+    private final String[] options;
+
+    public HugeGraphFlinkCDCLoader(String[] args) {
+        this.options = args;
+        this.loadOptions = LoadOptions.parseOptions(args);
+    }
+
+    public static void main(String[] args) {
+        HugeGraphFlinkCDCLoader loader;
+        try {
+            loader = new HugeGraphFlinkCDCLoader(args);
+        } catch (Throwable e) {
+            Printer.printError("Failed to start loading", e);
+            return;
+        }
+        loader.load();
+    }
+
+    public void load() {
+        LoadMapping mapping = LoadMapping.of(this.loadOptions.file);
+        List<InputStruct> structs = mapping.structs();
+        StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
+
+        for (InputStruct struct : structs) {
+            JDBCSource input = (JDBCSource) struct.input();
+            String host = "";
+            int port = -1;
+            Matcher m = compile(Constants.HOST_PORT_REGEX).matcher(input.url());

Review Comment:
   URL cannot parse url like this `jdbc:mysql://127.0.0.1:3306`
   



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