com.holonplatform.datastore.jdbc.composer

Interface ConnectionOperation<R>

Type Parameters:

R - Operation result type

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface ConnectionOperation<R>

Represents an operation to be executed using a Datastore managed Connection.

Since:

5.1.0

Method Summary

Modifier and Type	Method and Description
R	execute(Connection connection) Execute an operation using a managed JDBC Connection and returns a result.

Method Detail

execute

R execute(Connection connection)
   throws Exception

Execute an operation using a managed JDBC Connection and returns a result.

The Connection lifecycle should be managed by the connection provider, so the connection should not be closed from whithin the connection operation method.

Parameters:

connection - The JDBC Connection

Returns:

Operation result

Throws:

Exception - If an error occurred