[Feature-389][client,executor] Add OracleCDCSourceMerge

[Feature-389][client,executor] Add OracleCDCSourceMerge

dlink-client/dlink-client-1.11/src/main/java/com/dlink/cdc/AbstractCDCBuilder.java

+package com.dlink.cdc;
+
+import com.dlink.model.FlinkCDCConfig;
+
+/**
+ * AbstractCDCBuilder
+ *
+ * @author wenmo
+ * @since 2022/4/12 21:28
+ **/
+public abstract class AbstractCDCBuilder {
+
+    protected FlinkCDCConfig config;
+
+    public AbstractCDCBuilder() {
+    }
+
+    public AbstractCDCBuilder(FlinkCDCConfig config) {
+        this.config = config;
+    }
+
+    public FlinkCDCConfig getConfig() {
+        return config;
+    }
+
+    public void setConfig(FlinkCDCConfig config) {
+        this.config = config;
+    }
+}

dlink-client/dlink-client-1.11/src/main/java/com/dlink/cdc/CDCBuilder.java

+package com.dlink.cdc;
+
+import org.apache.flink.streaming.api.datastream.DataStreamSource;
+import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
+
+import com.dlink.model.FlinkCDCConfig;
+
+/**
+ * CDCBuilder
+ *
+ * @author wenmo
+ * @since 2022/4/12 21:09
+ **/
+public interface CDCBuilder {
+
+    String getHandle();
+
+    CDCBuilder create(FlinkCDCConfig config);
+
+    DataStreamSource build(StreamExecutionEnvironment env);
+}

dlink-client/dlink-client-1.11/src/main/java/com/dlink/cdc/CDCBuilderFactory.java

+package com.dlink.cdc;
+
+import com.dlink.assertion.Asserts;
+import com.dlink.cdc.mysql.MysqlCDCBuilder;
+import com.dlink.exception.FlinkClientException;
+import com.dlink.model.FlinkCDCConfig;
+
+/**
+ * CDCBuilderFactory
+ *
+ * @author wenmo
+ * @since 2022/4/12 21:12
+ **/
+public class CDCBuilderFactory {
+
+    private static CDCBuilder[] cdcBuilders = {
+        new MysqlCDCBuilder()
+    };
+
+    public static CDCBuilder buildCDCBuilder(FlinkCDCConfig config) {
+        if (Asserts.isNull(config) || Asserts.isNullString(config.getType())) {
+            throw new FlinkClientException("请指定 CDC Source 类型。");
+        }
+        for (int i = 0; i < cdcBuilders.length; i++) {
+            if (config.getType().equals(cdcBuilders[i].getHandle())) {
+                return cdcBuilders[i].create(config);
+            }
+        }
+        throw new FlinkClientException("未匹配到对应 CDC Source 类型的【" + config.getType() + "】。");
+    }
+}

dlink-client/dlink-client-1.11/src/main/java/com/dlink/cdc/FlinkCDCMergeBuilder.java

@@ -5,8 +5,6 @@ import org.apache.flink.streaming.api.datastream.DataStreamSource;
 import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
 import org.apache.flink.streaming.connectors.kafka.FlinkKafkaProducer;
 
-import com.alibaba.ververica.cdc.connectors.mysql.MySQLSource;
-import com.alibaba.ververica.cdc.debezium.StringDebeziumDeserializationSchema;
 import com.dlink.assertion.Asserts;
 import com.dlink.model.FlinkCDCConfig;
 
@@ -25,20 +23,7 @@ public class FlinkCDCMergeBuilder {
         if (Asserts.isNotNull(config.getCheckpoint())) {
             env.enableCheckpointing(config.getCheckpoint());
         }
-        MySQLSource.Builder<String> sourceBuilder = MySQLSource.<String>builder()
-            .hostname(config.getHostname())
-            .port(config.getPort())
-            .username(config.getUsername())
-            .password(config.getPassword());
-        if (Asserts.isNotNull(config.getDatabase()) && config.getDatabase().size() > 0) {
-            sourceBuilder.databaseList(config.getDatabase().toArray(new String[0]));
-        }
-        if (Asserts.isNotNull(config.getTable()) && config.getTable().size() > 0) {
-            sourceBuilder.tableList(config.getTable().toArray(new String[0]));
-        }
-        sourceBuilder
-            .deserializer(new StringDebeziumDeserializationSchema());
-        DataStreamSource<String> streamSource = env.addSource(sourceBuilder.build(), "MySQL CDC Source");
+        DataStreamSource<String> streamSource = CDCBuilderFactory.buildCDCBuilder(config).build(env);
         streamSource.addSink(getKafkaProducer(config.getBrokers(), config.getTopic()));
     }
 

dlink-client/dlink-client-1.11/src/main/java/com/dlink/cdc/mysql/MysqlCDCBuilder.java

+package com.dlink.cdc.mysql;
+
+import org.apache.flink.streaming.api.datastream.DataStreamSource;
+import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
+
+import com.alibaba.ververica.cdc.connectors.mysql.MySQLSource;
+import com.alibaba.ververica.cdc.debezium.StringDebeziumDeserializationSchema;
+import com.dlink.assertion.Asserts;
+import com.dlink.cdc.AbstractCDCBuilder;
+import com.dlink.cdc.CDCBuilder;
+import com.dlink.constant.FlinkParamConstant;
+import com.dlink.model.FlinkCDCConfig;
+
+/**
+ * MysqlCDCBuilder
+ *
+ * @author wenmo
+ * @since 2022/4/12 21:29
+ **/
+public class MysqlCDCBuilder extends AbstractCDCBuilder implements CDCBuilder {
+
+    private String KEY_WORD = "mysql-cdc";
+
+    public MysqlCDCBuilder() {
+    }
+
+    public MysqlCDCBuilder(FlinkCDCConfig config) {
+        super(config);
+    }
+
+    @Override
+    public String getHandle() {
+        return KEY_WORD;
+    }
+
+    @Override
+    public CDCBuilder create(FlinkCDCConfig config) {
+        return new MysqlCDCBuilder(config);
+    }
+
+    @Override
+    public DataStreamSource<String> build(StreamExecutionEnvironment env) {
+        MySQLSource.Builder<String> sourceBuilder = MySQLSource.<String>builder()
+            .hostname(config.getHostname())
+            .port(config.getPort())
+            .username(config.getUsername())
+            .password(config.getPassword());
+        if (Asserts.isNotNullString(config.getDatabase())) {
+            sourceBuilder.databaseList(config.getDatabase().split(FlinkParamConstant.SPLIT));
+        }
+        if (Asserts.isNotNullString(config.getTable())) {
+            sourceBuilder.tableList(config.getTable().split(FlinkParamConstant.SPLIT));
+        }
+        sourceBuilder
+            .deserializer(new StringDebeziumDeserializationSchema());
+        return env.addSource(sourceBuilder.build(), "MySQL CDC Source");
+    }
+}

dlink-client/dlink-client-1.12/src/main/java/com/dlink/cdc/AbstractCDCBuilder.java

+package com.dlink.cdc;
+
+import com.dlink.model.FlinkCDCConfig;
+
+/**
+ * AbstractCDCBuilder
+ *
+ * @author wenmo
+ * @since 2022/4/12 21:28
+ **/
+public abstract class AbstractCDCBuilder {
+
+    protected FlinkCDCConfig config;
+
+    public AbstractCDCBuilder() {
+    }
+
+    public AbstractCDCBuilder(FlinkCDCConfig config) {
+        this.config = config;
+    }
+
+    public FlinkCDCConfig getConfig() {
+        return config;
+    }
+
+    public void setConfig(FlinkCDCConfig config) {
+        this.config = config;
+    }
+}

dlink-client/dlink-client-1.12/src/main/java/com/dlink/cdc/CDCBuilder.java

+package com.dlink.cdc;
+
+import org.apache.flink.streaming.api.datastream.DataStreamSource;
+import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
+
+import com.dlink.model.FlinkCDCConfig;
+
+/**
+ * CDCBuilder
+ *
+ * @author wenmo
+ * @since 2022/4/12 21:09
+ **/
+public interface CDCBuilder {
+
+    String getHandle();
+
+    CDCBuilder create(FlinkCDCConfig config);
+
+    DataStreamSource build(StreamExecutionEnvironment env);
+}

dlink-client/dlink-client-1.12/src/main/java/com/dlink/cdc/CDCBuilderFactory.java

+package com.dlink.cdc;
+
+import com.dlink.assertion.Asserts;
+import com.dlink.cdc.mysql.MysqlCDCBuilder;
+import com.dlink.exception.FlinkClientException;
+import com.dlink.model.FlinkCDCConfig;
+
+/**
+ * CDCBuilderFactory
+ *
+ * @author wenmo
+ * @since 2022/4/12 21:12
+ **/
+public class CDCBuilderFactory {
+
+    private static CDCBuilder[] cdcBuilders = {
+        new MysqlCDCBuilder()
+    };
+
+    public static CDCBuilder buildCDCBuilder(FlinkCDCConfig config) {
+        if (Asserts.isNull(config) || Asserts.isNullString(config.getType())) {
+            throw new FlinkClientException("请指定 CDC Source 类型。");
+        }
+        for (int i = 0; i < cdcBuilders.length; i++) {
+            if (config.getType().equals(cdcBuilders[i].getHandle())) {
+                return cdcBuilders[i].create(config);
+            }
+        }
+        throw new FlinkClientException("未匹配到对应 CDC Source 类型的【" + config.getType() + "】。");
+    }
+}

dlink-client/dlink-client-1.12/src/main/java/com/dlink/cdc/FlinkCDCMergeBuilder.java

@@ -9,6 +9,7 @@ import com.alibaba.ververica.cdc.connectors.mysql.MySQLSource;
 import com.alibaba.ververica.cdc.connectors.mysql.table.StartupOptions;
 import com.alibaba.ververica.cdc.debezium.StringDebeziumDeserializationSchema;
 import com.dlink.assertion.Asserts;
+import com.dlink.constant.FlinkParamConstant;
 import com.dlink.model.FlinkCDCConfig;
 
 /**
@@ -26,37 +27,7 @@ public class FlinkCDCMergeBuilder {
         if (Asserts.isNotNull(config.getCheckpoint())) {
             env.enableCheckpointing(config.getCheckpoint());
         }
-        MySQLSource.Builder<String> sourceBuilder = MySQLSource.<String>builder()
-            .hostname(config.getHostname())
-            .port(config.getPort())
-            .username(config.getUsername())
-            .password(config.getPassword());
-        if (Asserts.isNotNull(config.getDatabase()) && config.getDatabase().size() > 0) {
-            sourceBuilder.databaseList(config.getDatabase().toArray(new String[0]));
-        }
-        if (Asserts.isNotNull(config.getTable()) && config.getTable().size() > 0) {
-            sourceBuilder.tableList(config.getTable().toArray(new String[0]));
-        }
-        sourceBuilder
-            .deserializer(new StringDebeziumDeserializationSchema());
-        if (Asserts.isNotNullString(config.getStartupMode())) {
-            switch (config.getStartupMode().toUpperCase()) {
-                case "INITIAL":
-                    sourceBuilder.startupOptions(StartupOptions.initial());
-                    break;
-                case "EARLIEST":
-                    sourceBuilder.startupOptions(StartupOptions.earliest());
-                    break;
-                case "LATEST":
-                    sourceBuilder.startupOptions(StartupOptions.latest());
-                    break;
-                default:
-                    sourceBuilder.startupOptions(StartupOptions.latest());
-            }
-        } else {
-            sourceBuilder.startupOptions(StartupOptions.latest());
-        }
-        DataStreamSource<String> streamSource = env.addSource(sourceBuilder.build(), "MySQL CDC Source");
+        DataStreamSource<String> streamSource = CDCBuilderFactory.buildCDCBuilder(config).build(env);
         streamSource.addSink(getKafkaProducer(config.getBrokers(), config.getTopic()));
     }
 

dlink-client/dlink-client-1.12/src/main/java/com/dlink/cdc/mysql/MysqlCDCBuilder.java

+package com.dlink.cdc.mysql;
+
+import org.apache.flink.streaming.api.datastream.DataStreamSource;
+import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
+
+import com.alibaba.ververica.cdc.connectors.mysql.MySQLSource;
+import com.alibaba.ververica.cdc.connectors.mysql.table.StartupOptions;
+import com.alibaba.ververica.cdc.debezium.StringDebeziumDeserializationSchema;
+import com.dlink.assertion.Asserts;
+import com.dlink.cdc.AbstractCDCBuilder;
+import com.dlink.cdc.CDCBuilder;
+import com.dlink.constant.FlinkParamConstant;
+import com.dlink.model.FlinkCDCConfig;
+
+/**
+ * MysqlCDCBuilder
+ *
+ * @author wenmo
+ * @since 2022/4/12 21:29
+ **/
+public class MysqlCDCBuilder extends AbstractCDCBuilder implements CDCBuilder {
+
+    private String KEY_WORD = "mysql-cdc";
+
+    public MysqlCDCBuilder() {
+    }
+
+    public MysqlCDCBuilder(FlinkCDCConfig config) {
+        super(config);
+    }
+
+    @Override
+    public String getHandle() {
+        return KEY_WORD;
+    }
+
+    @Override
+    public CDCBuilder create(FlinkCDCConfig config) {
+        return new MysqlCDCBuilder(config);
+    }
+
+    @Override
+    public DataStreamSource<String> build(StreamExecutionEnvironment env) {
+        MySQLSource.Builder<String> sourceBuilder = MySQLSource.<String>builder()
+            .hostname(config.getHostname())
+            .port(config.getPort())
+            .username(config.getUsername())
+            .password(config.getPassword());
+        if (Asserts.isNotNullString(config.getDatabase())) {
+            sourceBuilder.databaseList(config.getDatabase().split(FlinkParamConstant.SPLIT));
+        }
+        if (Asserts.isNotNullString(config.getTable())) {
+            sourceBuilder.tableList(config.getTable().split(FlinkParamConstant.SPLIT));
+        }
+        sourceBuilder
+            .deserializer(new StringDebeziumDeserializationSchema());
+        if (Asserts.isNotNullString(config.getStartupMode())) {
+            switch (config.getStartupMode().toUpperCase()) {
+                case "INITIAL":
+                    sourceBuilder.startupOptions(StartupOptions.initial());
+                    break;
+                case "EARLIEST":
+                    sourceBuilder.startupOptions(StartupOptions.earliest());
+                    break;
+                case "LATEST":
+                    sourceBuilder.startupOptions(StartupOptions.latest());
+                    break;
+                default:
+                    sourceBuilder.startupOptions(StartupOptions.latest());
+            }
+        } else {
+            sourceBuilder.startupOptions(StartupOptions.latest());
+        }
+        return env.addSource(sourceBuilder.build(), "MySQL CDC Source");
+    }
+}

dlink-client/dlink-client-1.13/pom.xml

@@ -110,6 +110,11 @@
             <artifactId>flink-connector-mysql-cdc</artifactId>
             <version>${flinkcdc.version}</version>
         </dependency>
+        <dependency>
+            <groupId>com.ververica</groupId>
+            <artifactId>flink-connector-oracle-cdc</artifactId>
+            <version>${flinkcdc.version}</version>
+        </dependency>
         <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-api</artifactId>

dlink-client/dlink-client-1.13/src/main/java/com/dlink/cdc/AbstractCDCBuilder.java

+package com.dlink.cdc;
+
+import com.dlink.model.FlinkCDCConfig;
+
+/**
+ * AbstractCDCBuilder
+ *
+ * @author wenmo
+ * @since 2022/4/12 21:28
+ **/
+public abstract class AbstractCDCBuilder {
+
+    protected FlinkCDCConfig config;
+
+    public AbstractCDCBuilder() {
+    }
+
+    public AbstractCDCBuilder(FlinkCDCConfig config) {
+        this.config = config;
+    }
+
+    public FlinkCDCConfig getConfig() {
+        return config;
+    }
+
+    public void setConfig(FlinkCDCConfig config) {
+        this.config = config;
+    }
+}

dlink-client/dlink-client-1.13/src/main/java/com/dlink/cdc/CDCBuilder.java

+package com.dlink.cdc;
+
+import org.apache.flink.streaming.api.datastream.DataStreamSource;
+import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
+
+import com.dlink.model.FlinkCDCConfig;
+
+/**
+ * CDCBuilder
+ *
+ * @author wenmo
+ * @since 2022/4/12 21:09
+ **/
+public interface CDCBuilder {
+
+    String getHandle();
+
+    CDCBuilder create(FlinkCDCConfig config);
+
+    DataStreamSource build(StreamExecutionEnvironment env);
+}

dlink-client/dlink-client-1.13/src/main/java/com/dlink/cdc/CDCBuilderFactory.java

+package com.dlink.cdc;
+
+import com.dlink.assertion.Asserts;
+import com.dlink.cdc.mysql.MysqlCDCBuilder;
+import com.dlink.cdc.oracle.OracleCDCBuilder;
+import com.dlink.exception.FlinkClientException;
+import com.dlink.model.FlinkCDCConfig;
+
+/**
+ * CDCBuilderFactory
+ *
+ * @author wenmo
+ * @since 2022/4/12 21:12
+ **/
+public class CDCBuilderFactory {
+
+    private static CDCBuilder[] cdcBuilders = {
+        new MysqlCDCBuilder(),
+        new OracleCDCBuilder()
+    };
+
+    public static CDCBuilder buildCDCBuilder(FlinkCDCConfig config) {
+        if (Asserts.isNull(config) || Asserts.isNullString(config.getType())) {
+            throw new FlinkClientException("请指定 CDC Source 类型。");
+        }
+        for (int i = 0; i < cdcBuilders.length; i++) {
+            if (config.getType().equals(cdcBuilders[i].getHandle())) {
+                return cdcBuilders[i].create(config);
+            }
+        }
+        throw new FlinkClientException("未匹配到对应 CDC Source 类型的【" + config.getType() + "】。");
+    }
+}

dlink-client/dlink-client-1.13/src/main/java/com/dlink/cdc/FlinkCDCMergeBuilder.java

 package com.dlink.cdc;
 
-import org.apache.flink.api.common.eventtime.WatermarkStrategy;
 import org.apache.flink.api.common.serialization.SimpleStringSchema;
 import org.apache.flink.streaming.api.datastream.DataStreamSource;
 import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
@@ -8,10 +7,6 @@ import org.apache.flink.streaming.connectors.kafka.FlinkKafkaProducer;
 
 import com.dlink.assertion.Asserts;
 import com.dlink.model.FlinkCDCConfig;
-import com.ververica.cdc.connectors.mysql.source.MySqlSource;
-import com.ververica.cdc.connectors.mysql.source.MySqlSourceBuilder;
-import com.ververica.cdc.connectors.mysql.table.StartupOptions;
-import com.ververica.cdc.debezium.JsonDebeziumDeserializationSchema;
 
 /**
  * FlinkCDCMergeBuilder
@@ -28,36 +23,7 @@ public class FlinkCDCMergeBuilder {
         if (Asserts.isNotNull(config.getCheckpoint())) {
             env.enableCheckpointing(config.getCheckpoint());
         }
-        MySqlSourceBuilder<String> sourceBuilder = MySqlSource.<String>builder()
-            .hostname(config.getHostname())
-            .port(config.getPort())
-            .username(config.getUsername())
-            .password(config.getPassword());
-        if (Asserts.isNotNull(config.getDatabase()) && config.getDatabase().size() > 0) {
-            sourceBuilder.databaseList(config.getDatabase().toArray(new String[0]));
-        }
-        if (Asserts.isNotNull(config.getTable()) && config.getTable().size() > 0) {
-            sourceBuilder.tableList(config.getTable().toArray(new String[0]));
-        }
-        sourceBuilder.deserializer(new JsonDebeziumDeserializationSchema());
-        if (Asserts.isNotNullString(config.getStartupMode())) {
-            switch (config.getStartupMode().toUpperCase()) {
-                case "INITIAL":
-                    sourceBuilder.startupOptions(StartupOptions.initial());
-                    break;
-                case "EARLIEST":
-                    sourceBuilder.startupOptions(StartupOptions.earliest());
-                    break;
-                case "LATEST":
-                    sourceBuilder.startupOptions(StartupOptions.latest());
-                    break;
-                default:
-                    sourceBuilder.startupOptions(StartupOptions.latest());
-            }
-        } else {
-            sourceBuilder.startupOptions(StartupOptions.latest());
-        }
-        DataStreamSource<String> streamSource = env.fromSource(sourceBuilder.build(), WatermarkStrategy.noWatermarks(), "MySQL CDC Source");
+        DataStreamSource<String> streamSource = CDCBuilderFactory.buildCDCBuilder(config).build(env);
         streamSource.addSink(getKafkaProducer(config.getBrokers(), config.getTopic()));
     }
 

dlink-client/dlink-client-1.13/src/main/java/com/dlink/cdc/mysql/MysqlCDCBuilder.java

+package com.dlink.cdc.mysql;
+
+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 com.dlink.assertion.Asserts;
+import com.dlink.cdc.AbstractCDCBuilder;
+import com.dlink.cdc.CDCBuilder;
+import com.dlink.constant.FlinkParamConstant;
+import com.dlink.model.FlinkCDCConfig;
+import com.ververica.cdc.connectors.mysql.source.MySqlSource;
+import com.ververica.cdc.connectors.mysql.source.MySqlSourceBuilder;
+import com.ververica.cdc.connectors.mysql.table.StartupOptions;
+import com.ververica.cdc.debezium.JsonDebeziumDeserializationSchema;
+
+/**
+ * MysqlCDCBuilder
+ *
+ * @author wenmo
+ * @since 2022/4/12 21:29
+ **/
+public class MysqlCDCBuilder extends AbstractCDCBuilder implements CDCBuilder {
+
+    private String KEY_WORD = "mysql-cdc";
+
+    public MysqlCDCBuilder() {
+    }
+
+    public MysqlCDCBuilder(FlinkCDCConfig config) {
+        super(config);
+    }
+
+    @Override
+    public String getHandle() {
+        return KEY_WORD;
+    }
+
+    @Override
+    public CDCBuilder create(FlinkCDCConfig config) {
+        return new MysqlCDCBuilder(config);
+    }
+
+    @Override
+    public DataStreamSource<String> build(StreamExecutionEnvironment env) {
+        MySqlSourceBuilder<String> sourceBuilder = MySqlSource.<String>builder()
+            .hostname(config.getHostname())
+            .port(config.getPort())
+            .username(config.getUsername())
+            .password(config.getPassword());
+        String database = config.getDatabase();
+        if (Asserts.isNotNullString(database)) {
+            String[] databases = database.split(FlinkParamConstant.SPLIT);
+            sourceBuilder.databaseList(databases);
+        }
+        String table = config.getTable();
+        if (Asserts.isNotNullString(table)) {
+            sourceBuilder.tableList(table);
+        }
+        sourceBuilder.deserializer(new JsonDebeziumDeserializationSchema());
+        if (Asserts.isNotNullString(config.getStartupMode())) {
+            switch (config.getStartupMode().toUpperCase()) {
+                case "INITIAL":
+                    sourceBuilder.startupOptions(StartupOptions.initial());
+                    break;
+                case "EARLIEST":
+                    sourceBuilder.startupOptions(StartupOptions.earliest());
+                    break;
+                case "LATEST":
+                    sourceBuilder.startupOptions(StartupOptions.latest());
+                    break;
+                default:
+                    sourceBuilder.startupOptions(StartupOptions.latest());
+            }
+        } else {
+            sourceBuilder.startupOptions(StartupOptions.latest());
+        }
+        return env.fromSource(sourceBuilder.build(), WatermarkStrategy.noWatermarks(), "MySQL CDC Source");
+    }
+}

dlink-client/dlink-client-1.13/src/main/java/com/dlink/cdc/oracle/OracleCDCBuilder.java

+package com.dlink.cdc.oracle;
+
+import org.apache.flink.streaming.api.datastream.DataStreamSource;
+import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
+
+import com.dlink.assertion.Asserts;
+import com.dlink.cdc.AbstractCDCBuilder;
+import com.dlink.cdc.CDCBuilder;
+import com.dlink.model.FlinkCDCConfig;
+import com.ververica.cdc.connectors.oracle.OracleSource;
+import com.ververica.cdc.connectors.oracle.table.StartupOptions;
+import com.ververica.cdc.debezium.JsonDebeziumDeserializationSchema;
+
+/**
+ * MysqlCDCBuilder
+ *
+ * @author wenmo
+ * @since 2022/4/12 21:29
+ **/
+public class OracleCDCBuilder extends AbstractCDCBuilder implements CDCBuilder {
+
+    private String KEY_WORD = "oracle-cdc";
+
+    public OracleCDCBuilder() {
+    }
+
+    public OracleCDCBuilder(FlinkCDCConfig config) {
+        super(config);
+    }
+
+    @Override
+    public String getHandle() {
+        return KEY_WORD;
+    }
+
+    @Override
+    public CDCBuilder create(FlinkCDCConfig config) {
+        return new OracleCDCBuilder(config);
+    }
+
+    @Override
+    public DataStreamSource<String> build(StreamExecutionEnvironment env) {
+        OracleSource.Builder<String> sourceBuilder = OracleSource.<String>builder()
+            .hostname(config.getHostname())
+            .port(config.getPort())
+            .username(config.getUsername())
+            .password(config.getPassword())
+            .database(config.getDatabase());
+        String schema = config.getSchema();
+        if (Asserts.isNotNullString(schema)) {
+            sourceBuilder.schemaList(schema);
+        }
+        String table = config.getTable();
+        if (Asserts.isNotNullString(table)) {
+            sourceBuilder.tableList(table);
+        }
+        sourceBuilder.deserializer(new JsonDebeziumDeserializationSchema());
+        if (Asserts.isNotNullString(config.getStartupMode())) {
+            switch (config.getStartupMode().toUpperCase()) {
+                case "INITIAL":
+                    sourceBuilder.startupOptions(StartupOptions.initial());
+                    break;
+                case "LATEST":
+                    sourceBuilder.startupOptions(StartupOptions.latest());
+                    break;
+                default:
+                    sourceBuilder.startupOptions(StartupOptions.latest());
+            }
+        } else {
+            sourceBuilder.startupOptions(StartupOptions.latest());
+        }
+        return env.addSource(sourceBuilder.build(), "Oracle CDC Source");
+    }
+}

dlink-client/dlink-client-1.14/pom.xml

@@ -95,6 +95,11 @@
             <artifactId>flink-connector-mysql-cdc</artifactId>
             <version>${flinkcdc.version}</version>
         </dependency>
+        <dependency>
+            <groupId>com.ververica</groupId>
+            <artifactId>flink-connector-oracle-cdc</artifactId>
+            <version>${flinkcdc.version}</version>
+        </dependency>
         <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-api</artifactId>

dlink-client/dlink-client-1.14/src/main/java/com/dlink/cdc/AbstractCDCBuilder.java

+package com.dlink.cdc;
+
+import com.dlink.model.FlinkCDCConfig;
+
+/**
+ * AbstractCDCBuilder
+ *
+ * @author wenmo
+ * @since 2022/4/12 21:28
+ **/
+public abstract class AbstractCDCBuilder {
+
+    protected FlinkCDCConfig config;
+
+    public AbstractCDCBuilder() {
+    }
+
+    public AbstractCDCBuilder(FlinkCDCConfig config) {
+        this.config = config;
+    }
+
+    public FlinkCDCConfig getConfig() {
+        return config;
+    }
+
+    public void setConfig(FlinkCDCConfig config) {
+        this.config = config;
+    }
+}

dlink-client/dlink-client-1.14/src/main/java/com/dlink/cdc/CDCBuilder.java

+package com.dlink.cdc;
+
+import org.apache.flink.streaming.api.datastream.DataStreamSource;
+import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
+
+import com.dlink.model.FlinkCDCConfig;
+
+/**
+ * CDCBuilder
+ *
+ * @author wenmo
+ * @since 2022/4/12 21:09
+ **/
+public interface CDCBuilder {
+
+    String getHandle();
+
+    CDCBuilder create(FlinkCDCConfig config);
+
+    DataStreamSource build(StreamExecutionEnvironment env);
+}

dlink-client/dlink-client-1.14/src/main/java/com/dlink/cdc/CDCBuilderFactory.java

+package com.dlink.cdc;
+
+import com.dlink.assertion.Asserts;
+import com.dlink.cdc.mysql.MysqlCDCBuilder;
+import com.dlink.cdc.oracle.OracleCDCBuilder;
+import com.dlink.exception.FlinkClientException;
+import com.dlink.model.FlinkCDCConfig;
+
+/**
+ * CDCBuilderFactory
+ *
+ * @author wenmo
+ * @since 2022/4/12 21:12
+ **/
+public class CDCBuilderFactory {
+
+    private static CDCBuilder[] cdcBuilders = {
+        new MysqlCDCBuilder(),
+        new OracleCDCBuilder()
+    };
+
+    public static CDCBuilder buildCDCBuilder(FlinkCDCConfig config) {
+        if (Asserts.isNull(config) || Asserts.isNullString(config.getType())) {
+            throw new FlinkClientException("请指定 CDC Source 类型。");
+        }
+        for (int i = 0; i < cdcBuilders.length; i++) {
+            if (config.getType().equals(cdcBuilders[i].getHandle())) {
+                return cdcBuilders[i].create(config);
+            }
+        }
+        throw new FlinkClientException("未匹配到对应 CDC Source 类型的【" + config.getType() + "】。");
+    }
+}

dlink-client/dlink-client-1.14/src/main/java/com/dlink/cdc/FlinkCDCMergeBuilder.java

 package com.dlink.cdc;
 
-import org.apache.flink.api.common.eventtime.WatermarkStrategy;
 import org.apache.flink.api.common.serialization.SimpleStringSchema;
 import org.apache.flink.connector.kafka.sink.KafkaRecordSerializationSchema;
 import org.apache.flink.connector.kafka.sink.KafkaSink;
@@ -9,10 +8,6 @@ import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
 
 import com.dlink.assertion.Asserts;
 import com.dlink.model.FlinkCDCConfig;
-import com.ververica.cdc.connectors.mysql.source.MySqlSource;
-import com.ververica.cdc.connectors.mysql.source.MySqlSourceBuilder;
-import com.ververica.cdc.connectors.mysql.table.StartupOptions;
-import com.ververica.cdc.debezium.JsonDebeziumDeserializationSchema;
 
 /**
  * FlinkCDCMergeBuilder
@@ -29,36 +24,7 @@ public class FlinkCDCMergeBuilder {
         if (Asserts.isNotNull(config.getCheckpoint())) {
             env.enableCheckpointing(config.getCheckpoint());
         }
-        MySqlSourceBuilder<String> sourceBuilder = MySqlSource.<String>builder()
-            .hostname(config.getHostname())
-            .port(config.getPort())
-            .username(config.getUsername())
-            .password(config.getPassword());
-        if (Asserts.isNotNull(config.getDatabase()) && config.getDatabase().size() > 0) {
-            sourceBuilder.databaseList(config.getDatabase().toArray(new String[0]));
-        }
-        if (Asserts.isNotNull(config.getTable()) && config.getTable().size() > 0) {
-            sourceBuilder.tableList(config.getTable().toArray(new String[0]));
-        }
-        sourceBuilder.deserializer(new JsonDebeziumDeserializationSchema());
-        if (Asserts.isNotNullString(config.getStartupMode())) {
-            switch (config.getStartupMode().toUpperCase()) {
-                case "INITIAL":
-                    sourceBuilder.startupOptions(StartupOptions.initial());
-                    break;
-                case "EARLIEST":
-                    sourceBuilder.startupOptions(StartupOptions.earliest());
-                    break;
-                case "LATEST":
-                    sourceBuilder.startupOptions(StartupOptions.latest());
-                    break;
-                default:
-                    sourceBuilder.startupOptions(StartupOptions.latest());
-            }
-        } else {
-            sourceBuilder.startupOptions(StartupOptions.latest());
-        }
-        DataStreamSource<String> streamSource = env.fromSource(sourceBuilder.build(), WatermarkStrategy.noWatermarks(), "MySQL CDC Source");
+        DataStreamSource<String> streamSource = CDCBuilderFactory.buildCDCBuilder(config).build(env);
         streamSource.sinkTo(getKafkaProducer(config.getBrokers(), config.getTopic()));
     }
 

dlink-client/dlink-client-1.14/src/main/java/com/dlink/cdc/mysql/MysqlCDCBuilder.java

+package com.dlink.cdc.mysql;
+
+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 com.dlink.assertion.Asserts;
+import com.dlink.cdc.AbstractCDCBuilder;
+import com.dlink.cdc.CDCBuilder;
+import com.dlink.constant.FlinkParamConstant;
+import com.dlink.model.FlinkCDCConfig;
+import com.ververica.cdc.connectors.mysql.source.MySqlSource;
+import com.ververica.cdc.connectors.mysql.source.MySqlSourceBuilder;
+import com.ververica.cdc.connectors.mysql.table.StartupOptions;
+import com.ververica.cdc.debezium.JsonDebeziumDeserializationSchema;
+
+/**
+ * MysqlCDCBuilder
+ *
+ * @author wenmo
+ * @since 2022/4/12 21:29
+ **/
+public class MysqlCDCBuilder extends AbstractCDCBuilder implements CDCBuilder {
+
+    private String KEY_WORD = "mysql-cdc";
+
+    public MysqlCDCBuilder() {
+    }
+
+    public MysqlCDCBuilder(FlinkCDCConfig config) {
+        super(config);
+    }
+
+    @Override
+    public String getHandle() {
+        return KEY_WORD;
+    }
+
+    @Override
+    public CDCBuilder create(FlinkCDCConfig config) {
+        return new MysqlCDCBuilder(config);
+    }
+
+    @Override
+    public DataStreamSource<String> build(StreamExecutionEnvironment env) {
+        MySqlSourceBuilder<String> sourceBuilder = MySqlSource.<String>builder()
+            .hostname(config.getHostname())
+            .port(config.getPort())
+            .username(config.getUsername())
+            .password(config.getPassword());
+        String database = config.getDatabase();
+        if (Asserts.isNotNullString(database)) {
+            String[] databases = database.split(FlinkParamConstant.SPLIT);
+            sourceBuilder.databaseList(databases);
+        }
+        String table = config.getTable();
+        if (Asserts.isNotNullString(table)) {
+            sourceBuilder.tableList(table);
+        }
+        sourceBuilder.deserializer(new JsonDebeziumDeserializationSchema());
+        if (Asserts.isNotNullString(config.getStartupMode())) {
+            switch (config.getStartupMode().toUpperCase()) {
+                case "INITIAL":
+                    sourceBuilder.startupOptions(StartupOptions.initial());
+                    break;
+                case "EARLIEST":
+                    sourceBuilder.startupOptions(StartupOptions.earliest());
+                    break;
+                case "LATEST":
+                    sourceBuilder.startupOptions(StartupOptions.latest());
+                    break;
+                default:
+                    sourceBuilder.startupOptions(StartupOptions.latest());
+            }
+        } else {
+            sourceBuilder.startupOptions(StartupOptions.latest());
+        }
+        return env.fromSource(sourceBuilder.build(), WatermarkStrategy.noWatermarks(), "MySQL CDC Source");
+    }
+}

dlink-client/dlink-client-1.14/src/main/java/com/dlink/cdc/oracle/OracleCDCBuilder.java

+package com.dlink.cdc.oracle;
+
+import org.apache.flink.streaming.api.datastream.DataStreamSource;
+import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
+
+import com.dlink.assertion.Asserts;
+import com.dlink.cdc.AbstractCDCBuilder;
+import com.dlink.cdc.CDCBuilder;
+import com.dlink.model.FlinkCDCConfig;
+import com.ververica.cdc.connectors.oracle.OracleSource;
+import com.ververica.cdc.connectors.oracle.table.StartupOptions;
+import com.ververica.cdc.debezium.JsonDebeziumDeserializationSchema;
+
+/**
+ * MysqlCDCBuilder
+ *
+ * @author wenmo
+ * @since 2022/4/12 21:29
+ **/
+public class OracleCDCBuilder extends AbstractCDCBuilder implements CDCBuilder {
+
+    private String KEY_WORD = "oracle-cdc";
+
+    public OracleCDCBuilder() {
+    }
+
+    public OracleCDCBuilder(FlinkCDCConfig config) {
+        super(config);
+    }
+
+    @Override
+    public String getHandle() {
+        return KEY_WORD;
+    }
+
+    @Override
+    public CDCBuilder create(FlinkCDCConfig config) {
+        return new OracleCDCBuilder(config);
+    }
+
+    @Override
+    public DataStreamSource<String> build(StreamExecutionEnvironment env) {
+        OracleSource.Builder<String> sourceBuilder = OracleSource.<String>builder()
+            .hostname(config.getHostname())
+            .port(config.getPort())
+            .username(config.getUsername())
+            .password(config.getPassword())
+            .database(config.getDatabase());
+        String schema = config.getSchema();
+        if (Asserts.isNotNullString(schema)) {
+            sourceBuilder.schemaList(schema);
+        }
+        String table = config.getTable();
+        if (Asserts.isNotNullString(table)) {
+            sourceBuilder.tableList(table);
+        }
+        sourceBuilder.deserializer(new JsonDebeziumDeserializationSchema());
+        if (Asserts.isNotNullString(config.getStartupMode())) {
+            switch (config.getStartupMode().toUpperCase()) {
+                case "INITIAL":
+                    sourceBuilder.startupOptions(StartupOptions.initial());
+                    break;
+                case "LATEST":
+                    sourceBuilder.startupOptions(StartupOptions.latest());
+                    break;
+                default:
+                    sourceBuilder.startupOptions(StartupOptions.latest());
+            }
+        } else {
+            sourceBuilder.startupOptions(StartupOptions.latest());
+        }
+        return env.addSource(sourceBuilder.build(), "Oracle CDC Source");
+    }
+}

dlink-client/dlink-client-base/src/main/java/com/dlink/constant/FlinkParamConstant.java

@@ -12,4 +12,6 @@ public final class FlinkParamConstant {
     public static final String URL = "url";
     public static final String USERNAME = "username";
     public static final String PASSWORD = "password";
+
+    public static final String SPLIT = ";";
 }

dlink-client/dlink-client-base/src/main/java/com/dlink/exception/FlinkClientException.java

+package com.dlink.exception;
+
+/**
+ * FlinkClientException
+ *
+ * @author wenmo
+ * @since 2022/4/12 21:21
+ **/
+public class FlinkClientException extends RuntimeException {
+
+    public FlinkClientException(String message, Throwable cause) {
+        super(message, cause);
+    }
+
+    public FlinkClientException(String message) {
+        super(message);
+    }
+
+}

dlink-client/dlink-client-base/src/main/java/com/dlink/model/FlinkCDCConfig.java

 package com.dlink.model;
 
-import java.util.List;
-
 /**
  * FlinkCDCConfig
  *
@@ -10,14 +8,16 @@ import java.util.List;
  */
 public class FlinkCDCConfig {
 
+    private String type;
     private String hostname;
     private Integer port;
     private String username;
     private String password;
     private Integer checkpoint;
     private Integer parallelism;
-    private List<String> database;
-    private List<String> table;
+    private String database;
+    private String schema;
+    private String table;
     private String startupMode;
     private String topic;
     private String brokers;
@@ -25,7 +25,9 @@ public class FlinkCDCConfig {
     public FlinkCDCConfig() {
     }
 
-    public FlinkCDCConfig(String hostname, int port, String username, String password, int checkpoint, int parallelism, List<String> database, List<String> table, String startupMode, String topic, String brokers) {
+    public FlinkCDCConfig(String type, String hostname, int port, String username, String password, int checkpoint, int parallelism, String database, String schema, String table, String startupMode,
+                          String topic, String brokers) {
+        this.type = type;
         this.hostname = hostname;
         this.port = port;
         this.username = username;
@@ -33,12 +35,21 @@ public class FlinkCDCConfig {
         this.checkpoint = checkpoint;
         this.parallelism = parallelism;
         this.database = database;
+        this.schema = schema;
         this.table = table;
         this.startupMode = startupMode;
         this.topic = topic;
         this.brokers = brokers;
     }
 
+    public String getType() {
+        return type;
+    }
+
+    public void setType(String type) {
+        this.type = type;
+    }
+
     public String getHostname() {
         return hostname;
     }
@@ -87,19 +98,27 @@ public class FlinkCDCConfig {
         this.parallelism = parallelism;
     }
 
-    public List<String> getDatabase() {
+    public String getDatabase() {
         return database;
     }
 
-    public void setDatabase(List<String> database) {
+    public void setDatabase(String database) {
         this.database = database;
     }
 
-    public List<String> getTable() {
+    public String getSchema() {
+        return schema;
+    }
+
+    public void setSchema(String schema) {
+        this.schema = schema;
+    }
+
+    public String getTable() {
         return table;
     }
 
-    public void setTable(List<String> table) {
+    public void setTable(String table) {
         this.table = table;
     }
 

dlink-core/src/test/java/com/dlink/core/SqlParserTest.java

 package com.dlink.core;
 
-import com.dlink.parser.SingleSqlParserFactory;
 import org.apache.commons.lang3.StringUtils;
-import org.junit.Test;
 
 import java.util.List;
 import java.util.Map;
 
+import org.junit.Test;
+
+import com.dlink.parser.SingleSqlParserFactory;
+
 /**
  * SqlParserTest
  *
@@ -64,13 +66,14 @@ public class SqlParserTest {
     @Test
     public void createCDCSourceTest() {
         String sql = "EXECUTE CDCSOURCE demo WITH (\n" +
+            " 'type'='mysql-cdc',\n" +
             " 'hostname'='127.0.0.1',\n" +
             " 'port'='3306',\n" +
             " 'password'='dlink',\n" +
             " 'hostname'='dlink',\n" +
             " 'checkpoint'='3000',\n" +
             " 'parallelism'='1',\n" +
-                " 'database'='dlink:test',\n" +
+            " 'database'='dlink,test',\n" +
             " 'table'='',\n" +
             " 'topic'='dlinkcdc',\n" +
             " 'brokers'='127.0.0.1:9092'\n" +

dlink-executor/src/main/java/com/dlink/parser/CreateCDCSourceSqlParser.java

@@ -15,6 +15,6 @@ public class CreateCDCSourceSqlParser extends BaseSingleSqlParser {
     @Override
     protected void initializeSegments() {
         segments.add(new SqlSegment("CDCSOURCE", "(execute\\s+cdcsource\\s+)(.+)(\\s+with\\s+\\()", "[,]"));
-        segments.add(new SqlSegment("WITH", "(with\\s+\\()(.+)(\\))", "[,]"));
+        segments.add(new SqlSegment("WITH", "(with\\s+\\()(.+)(\\))", "',"));
     }
 }

dlink-executor/src/main/java/com/dlink/trans/ddl/CDCSource.java

 package com.dlink.trans.ddl;
 
-import com.dlink.assertion.Asserts;
-import com.dlink.parser.SingleSqlParserFactory;
-
-import java.util.Arrays;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
+import com.dlink.assertion.Asserts;
+import com.dlink.parser.SingleSqlParserFactory;
+
 /**
- * TODO
+ * CDCSource
  *
  * @author wenmo
  * @since 2022/1/29 23:30
  */
 public class CDCSource {
 
+    private String type;
     private String statement;
     private String name;
     private String hostname;
@@ -26,13 +26,16 @@ public class CDCSource {
     private String password;
     private Integer checkpoint;
     private Integer parallelism;
-    private List<String> database;
-    private List<String> table;
+    private String database;
+    private String schema;
+    private String table;
     private String startupMode;
     private String topic;
     private String brokers;
 
-    public CDCSource(String statement, String name, String hostname, Integer port, String username, String password, Integer checkpoint, Integer parallelism, String startupMode, String topic, String brokers) {
+    public CDCSource(String type, String statement, String name, String hostname, Integer port, String username, String password, Integer checkpoint, Integer parallelism, String startupMode,
+                     String topic, String brokers) {
+        this.type = type;
         this.statement = statement;
         this.name = name;
         this.hostname = hostname;
@@ -49,7 +52,9 @@ public class CDCSource {
     public static CDCSource build(String statement) {
         Map<String, List<String>> map = SingleSqlParserFactory.generateParser(statement);
         Map<String, String> config = getKeyValue(map.get("WITH"));
-        CDCSource cdcSource = new CDCSource(statement,
+        CDCSource cdcSource = new CDCSource(
+            config.get("type"),
+            statement,
             map.get("CDCSOURCE").toString(),
             config.get("hostname"),
             Integer.valueOf(config.get("port")),
@@ -62,10 +67,13 @@ public class CDCSource {
             config.get("brokers")
         );
         if (Asserts.isNotNullString(config.get("database"))) {
-            cdcSource.setDatabase(Arrays.asList(config.get("database").split(":")));
+            cdcSource.setDatabase(config.get("database"));
+        }
+        if (Asserts.isNotNullString(config.get("schema"))) {
+            cdcSource.setSchema(config.get("schema"));
         }
         if (Asserts.isNotNullString(config.get("table"))) {
-            cdcSource.setTable(Arrays.asList(config.get("table").split(":")));
+            cdcSource.setTable(config.get("table"));
         }
         return cdcSource;
     }
@@ -74,7 +82,7 @@ public class CDCSource {
         Map<String, String> map = new HashMap<>();
         Pattern p = Pattern.compile("'(.*?)'\\s*=\\s*'(.*?)'");
         for (int i = 0; i < list.size(); i++) {
-            Matcher m = p.matcher(list.get(i));
+            Matcher m = p.matcher(list.get(i) + "'");
             if (m.find()) {
                 map.put(m.group(1), m.group(2));
             }
@@ -82,6 +90,14 @@ public class CDCSource {
         return map;
     }
 
+    public String getType() {
+        return type;
+    }
+
+    public void setType(String type) {
+        this.type = type;
+    }
+
     public String getStatement() {
         return statement;
     }
@@ -146,19 +162,27 @@ public class CDCSource {
         this.parallelism = parallelism;
     }
 
-    public List<String> getDatabase() {
+    public String getDatabase() {
         return database;
     }
 
-    public void setDatabase(List<String> database) {
+    public void setDatabase(String database) {
         this.database = database;
     }
 
-    public List<String> getTable() {
+    public String getSchema() {
+        return schema;
+    }
+
+    public void setSchema(String schema) {
+        this.schema = schema;
+    }
+
+    public String getTable() {
         return table;
     }
 
-    public void setTable(List<String> table) {
+    public void setTable(String table) {
         this.table = table;
     }
 

dlink-executor/src/main/java/com/dlink/trans/ddl/CreateCDCSourceOperation.java

 package com.dlink.trans.ddl;
 
+import org.apache.flink.table.api.TableResult;
+
 import com.dlink.cdc.FlinkCDCMergeBuilder;
 import com.dlink.executor.Executor;
 import com.dlink.model.FlinkCDCConfig;
 import com.dlink.trans.AbstractOperation;
 import com.dlink.trans.Operation;
-import org.apache.flink.table.api.TableResult;
 
 /**
  * CreateCDCSourceOperation
@@ -37,9 +38,9 @@ public class CreateCDCSourceOperation extends AbstractOperation implements Opera
     @Override
     public TableResult build(Executor executor) {
         CDCSource cdcSource = CDCSource.build(statement);
-        FlinkCDCConfig config = new FlinkCDCConfig(cdcSource.getHostname(), cdcSource.getPort(), cdcSource.getUsername()
-                , cdcSource.getPassword(), cdcSource.getCheckpoint(), cdcSource.getParallelism(), cdcSource.getDatabase(), cdcSource.getTable()
-                , cdcSource.getStartupMode(), cdcSource.getTopic(), cdcSource.getBrokers());
+        FlinkCDCConfig config = new FlinkCDCConfig(cdcSource.getType(), cdcSource.getHostname(), cdcSource.getPort(), cdcSource.getUsername()
+            , cdcSource.getPassword(), cdcSource.getCheckpoint(), cdcSource.getParallelism(), cdcSource.getDatabase(), cdcSource.getSchema()
+            , cdcSource.getTable(), cdcSource.getStartupMode(), cdcSource.getTopic(), cdcSource.getBrokers());
         try {
             FlinkCDCMergeBuilder.buildMySqlCDC(executor.getStreamExecutionEnvironment(), config);
         } catch (Exception e) {