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import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.sql.Types;
import java.util.ArrayList;
import java.util.List;
import javax.sql.DataSource;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.jdbc.core.BatchPreparedStatementSetter;
import org.springframework.jdbc.core.JdbcTemplate;
class Main {
public static void main(String args[]) throws Exception {
ApplicationContext ac = new ClassPathXmlApplicationContext("context.xml", Main.class);
DataSource dataSource = (DataSource) ac.getBean("dataSource");
// DataSource mysqlDataSource = (DataSource) ac.getBean("mysqlDataSource");
JdbcTemplate jdbcTemplate = new JdbcTemplate(dataSource);
final int count = 2000;
final List<String> firstNames = new ArrayList<String>(count);
final List<String> lastNames = new ArrayList<String>(count);
for (int i = 0; i < count; i++) {
firstNames.add("First Name " + i);
lastNames.add("Last Name " + i);
}
jdbcTemplate
.batchUpdate(
"insert into customer (id, first_name, last_name, last_login, comments) values (?, ?, ?, ?, ?)",
new BatchPreparedStatementSetter() {
public void setValues(PreparedStatement ps, int i) throws SQLException {
ps.setLong(1, i + 10);
ps.setString(2, firstNames.get(i));
ps.setString(3, lastNames.get(i));
ps.setNull(4, Types.TIMESTAMP);
ps.setNull(5, Types.CLOB);
}
public int getBatchSize() {
return count;
}
});
}
}
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Download: Spring-PrepareBatchPreparedStatementSetter.zip( 3,656 k)