import javax.resource.ResourceException;
import javax.resource.spi.ConnectionManager;
import javax.resource.spi.ManagedConnectionFactory;
public class MyResourceAdapter {
public Connection getConnection() throws ResourceException {
ConnectionManager connectionManager = new MyConnectionManager();
ManagedConnectionFactory mcf = new MyManagedConnectionFactory();
return (Connection) connectionManager.allocateConnection(mcf, null);
}
}
public class MyConnectionManager implements ConnectionManager {
@Override
public Object allocateConnection(ManagedConnectionFactory mcf, ConnectionRequestInfo cxRequestInfo) throws ResourceException {
}
}
public class MyManagedConnectionFactory implements ManagedConnectionFactory {
@Override
public Object createConnectionFactory(ConnectionManager cxManager) throws ResourceException {
}
}
public interface Connection {
void sendRequest(String request);
String receiveResponse();
}
<?xml version="1.0" encoding="UTF-8"?>
<connector xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee/connector_1_5.xsd"
xmlns="http://java.sun.com/xml/ns/j2ee">
<resourceadapter>
<resourceadapter-class>com.example.MyResourceAdapter</resourceadapter-class>
<config-property>
<description>Database URL</description>
<config-property-name>URL</config-property-name>
<config-property-type>java.lang.String</config-property-type>
<config-property-value>jdbc:mysql://localhost/mydatabase</config-property-value>
</config-property>
<config-property>
<description>Database Username</description>
<config-property-name>username</config-property-name>
<config-property-type>java.lang.String</config-property-type>
<config-property-value>myusername</config-property-value>
</config-property>
<config-property>
<description>Database Password</description>
<config-property-name>password</config-property-name>
<config-property-type>java.lang.String</config-property-type>
<config-property-value>mypassword</config-property-value>
</config-property>
</resourceadapter>
</connector>
import javax.naming.InitialContext;
import javax.resource.spi.ConnectionManager;
import javax.resource.spi.ManagedConnectionFactory;
InitialContext initialContext = new InitialContext();
MyResourceAdapter resourceAdapter = (MyResourceAdapter) initialContext.lookup("java:comp/env/MyResourceAdapter");
Connection connection = resourceAdapter.getConnection();
