Simple Flat Mapper (SFM) Release Notes

SimpleFlatMapper is a library that provide

• performant
• easy to use
• flexible mappers and abstraction to create pull mappers easily.

The main module provides support for

• CSV Parser
• CSV Mapper
• CSV Writter
• Jdbc Mapper

The CsvParser included is also one of the fastest available in java.

There are also modules to support integration with external libraries

The mappers supports

• Constructor injection
• Method injection
• Field injection
• ASM acceleration
• Sub Object Mapping
• Tuple support including jOOL tuples ans Fasttuple
• List and Array mapping
• No configuration needed

See Property Mapping Wiki for more details.

If you encounter any problem with the mapping don't hesitate to create an issue.

Module
Cassandra Datastax driver
jOOQ
Poi Excel Spreadsheet
Query DSL
Spring JDBC
SQL2o, no java6

Getting Started

Binaries

The binaries are available in maven central. There is a build for

Java 8/9

		<dependency>
			<groupId>org.simpleflatmapper</groupId>
			<artifactId>sfm</artifactId>
			<version>2.5.2</version>
		</dependency>

Java 7

		<dependency>
			<groupId>org.simpleflatmapper</groupId>
			<artifactId>sfm</artifactId>
			<version>2.5.2</version>
			<classifier>jdk17</classifier>
		</dependency>

Java 6

		<dependency>
			<groupId>org.simpleflatmapper</groupId>
			<artifactId>sfm</artifactId>
			<version>2.5.2</version>
			<classifier>jdk16</classifier>
		</dependency>

Jdbc

public class MyDao {
	JdbcMapper<MyObject> mapper =
		JdbcMapperFactory.newInstance().newMapper(MyObject.class);

	public List<MyObject> findAll() throws SQLException {
		try (Connection conn = getConnection();
		     PreparedStatement ps = conn.prepareStatement("select * from my_table");
		     ResultSet rs = ps.executeQuery();) {
			return mapper.stream(rs).collect(Collectors.toList());
		}
	}

}

Csv

CsvParser
        .separator('\t')
        .mapTo(MyObject.class)
        .stream(reader)
        .forEach(System.out::println);

Building it

The build is using Maven.

git clone https://github.com/arnaudroger/SimpleFlatMapper.git
cd SimpleFlatMapper
mvn install