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Java example for the Lambda-DynamoDB integration #184

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Jun 8, 2024
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Java example for the Lambda-DynamoDB integration #184

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24 changes: 24 additions & 0 deletions integration-ddb-to-lambda/example.java
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import com.amazonaws.services.lambda.runtime.Context;
import com.amazonaws.services.lambda.runtime.RequestHandler;
import com.amazonaws.services.lambda.runtime.events.DynamodbEvent;
import com.amazonaws.services.lambda.runtime.events.DynamodbEvent.DynamodbStreamRecord;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;

public class example implements RequestHandler<DynamodbEvent, Void> {

private static final Gson GSON = new GsonBuilder().setPrettyPrinting().create();

@Override
public Void handleRequest(DynamodbEvent event, Context context) {
System.out.println(GSON.toJson(event));
event.getRecords().forEach(this::logDynamoDBRecord);
return null;
}

private void logDynamoDBRecord(DynamodbStreamRecord record) {
System.out.println(record.getEventID());
System.out.println(record.getEventName());
System.out.println("DynamoDB Record: " + GSON.toJson(record.getDynamodb()));
}
}