Open Johnwickdev opened 1 month ago
import com.ververica.cdc.connectors.mongodb.MongoDBSource; import com.ververica.cdc.connectors.mongodb.MongoDBSourceBuilder; import org.apache.flink.api.common.eventtime.WatermarkStrategy; import org.apache.flink.streaming.api.datastream.DataStreamSource; import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
public class FlinkMongoDBCDCExample {
public static void main(String[] args) throws Exception { // Set up the Flink streaming execution environment StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment(); // Define the MongoDB connection string (e.g., a remote database) String connectionString = "mongodb://user:password@mongo-host:27017/database?retryWrites=true"; // Build the MongoDBSource using the connection string MongoDBSource<String> mongoSource = MongoDBSource.<String>builder() .connectionString(connectionString) // Use MongoDB connection string .database("myDatabase") // Specify the database .collection("myCollection") // Specify the collection .deserializer(new MyMongoDBDeserializer()) // Use your custom deserializer .build(); // Create the Flink data stream DataStreamSource<String> mongoStream = env.fromSource( mongoSource, WatermarkStrategy.noWatermarks(), "MongoDBSource" ); // Print the stream to the console mongoStream.print(); // Execute the Flink job env.execute("Flink MongoDB CDC Example"); }
}
import com.ververica.cdc.connectors.mongodb.MongoDBSource; import com.ververica.cdc.connectors.mongodb.MongoDBSourceBuilder; import org.apache.flink.api.common.eventtime.WatermarkStrategy; import org.apache.flink.streaming.api.datastream.DataStreamSource; import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
public class FlinkMongoDBCDCExample {
}