[GitHub] [shardingsphere] sandynz commented on a diff in pull request #24650: Enable CDC E2E IT

["sandynz (via GitHub)" <gi...@apache.org>]

sandynz commented on code in PR #24650:
URL: https://github.com/apache/shardingsphere/pull/24650#discussion_r1138328973


##########
test/e2e/pipeline/src/test/java/org/apache/shardingsphere/test/e2e/data/pipeline/cases/cdc/DataSourceRecordConsumer.java:
##########
@@ -0,0 +1,198 @@
+/*
+ * 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.shardingsphere.test.e2e.data.pipeline.cases.cdc;
+
+import com.google.common.base.Strings;
+import com.google.protobuf.InvalidProtocolBufferException;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.shardingsphere.data.pipeline.api.datasource.PipelineDataSourceWrapper;
+import org.apache.shardingsphere.data.pipeline.api.metadata.model.PipelineColumnMetaData;
+import org.apache.shardingsphere.data.pipeline.api.metadata.model.PipelineTableMetaData;
+import org.apache.shardingsphere.data.pipeline.cdc.client.util.ProtobufAnyValueConverter;
+import org.apache.shardingsphere.data.pipeline.cdc.protocol.response.DataRecordResult.Record;
+import org.apache.shardingsphere.data.pipeline.cdc.protocol.response.DataRecordResult.Record.DataChangeType;
+import org.apache.shardingsphere.data.pipeline.cdc.protocol.response.DataRecordResult.Record.MetaData;
+import org.apache.shardingsphere.data.pipeline.cdc.protocol.response.TableColumn;
+import org.apache.shardingsphere.data.pipeline.core.metadata.loader.StandardPipelineTableMetaDataLoader;
+import org.apache.shardingsphere.infra.database.type.DatabaseType;
+import org.apache.shardingsphere.test.e2e.data.pipeline.util.SQLBuilderUtil;
+
+import javax.sql.DataSource;
+import java.sql.Connection;
+import java.sql.Date;
+import java.sql.PreparedStatement;
+import java.sql.SQLException;
+import java.sql.Types;
+import java.time.LocalDate;
+import java.time.LocalTime;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.function.Consumer;
+import java.util.stream.Collectors;
+
+/**
+ * Data source record consumer.
+ */
+@Slf4j
+public final class DataSourceRecordConsumer implements Consumer<List<Record>> {
+    
+    private final DataSource dataSource;
+    
+    private final Map<String, PipelineTableMetaData> tableMetaDataMap;
+    
+    private final StandardPipelineTableMetaDataLoader loader;
+    
+    public DataSourceRecordConsumer(final DataSource dataSource, final DatabaseType databaseType) {
+        this.dataSource = dataSource;
+        tableMetaDataMap = new ConcurrentHashMap<>();
+        loader = new StandardPipelineTableMetaDataLoader(new PipelineDataSourceWrapper(dataSource, databaseType));
+    }
+    
+    @Override
+    public void accept(final List<Record> records) {
+        long insertCount = records.stream().filter(each -> DataChangeType.INSERT == each.getDataChangeType()).count();
+        if (insertCount == records.size()) {
+            Record firstRecord = records.get(0);
+            MetaData metaData = firstRecord.getMetaData();
+            PipelineTableMetaData tableMetaData = loadTableMetaData(metaData.getSchema(), metaData.getTable());
+            List<String> columnNames = firstRecord.getAfterList().stream().map(TableColumn::getName).collect(Collectors.toList());
+            String tableName = buildTableNameWithSchema(metaData.getSchema(), metaData.getTable());
+            String insertSQL = SQLBuilderUtil.buildInsertSQL(columnNames, tableName);
+            try (
+                    Connection connection = dataSource.getConnection();
+                    PreparedStatement preparedStatement = connection.prepareStatement(insertSQL)) {
+                for (Record each : records) {
+                    List<TableColumn> tableColumns = each.getAfterList();
+                    for (int i = 0; i < tableColumns.size(); i++) {
+                        preparedStatement.setObject(i + 1, convertValueFromAny(tableMetaData, tableColumns.get(i)));
+                    }
+                    preparedStatement.addBatch();
+                }
+                preparedStatement.executeBatch();
+            } catch (final SQLException ex) {
+                throw new RuntimeException(ex);
+            }

Review Comment:
   It's better to extract this code block to `batchInsertRecords`



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