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package org.reprap.machines;
import java.net.URL;
import java.util.Properties;
import org.reprap.Printer;
import org.reprap.ReprapException;
import org.reprap.comms.port.Port;
import org.reprap.comms.port.SerialPort;
/**
*
* Returns an appropriate Printer object based on the current properties
*
*/
public class MachineFactory {
private static final int defaultBaudRate = 19200; ///< Default baud rate if none is specified
private MachineFactory() {
}
static public Printer create(Properties props, Port port) throws Exception {
// Currently this just always assumes we're building
// a 3-axis cartesian printer. It should build an
// appropriate type based on the local configuration.
String geometry = props.getProperty("Geometry");
if (geometry.compareToIgnoreCase("cartesian") == 0)
return new Reprap(props, port);
else if (geometry.compareToIgnoreCase("nullcartesian") == 0)
return new NullCartesianMachine(props);
else
throw new ReprapException("Invalid geometry in properties file");
}
static public Printer create(Properties props) throws Exception {
String commPortName = props.getProperty("Port");
String geometry = props.getProperty("Geometry");
Port port = null;
// Create a port, provided this isn't a null machine
if (geometry.compareToIgnoreCase("nullcartesian") != 0) {
int baudRate = defaultBaudRate;
if (props.containsKey("BaudRate"))
baudRate = Integer.parseInt(props.getProperty("BaudRate"));
port = new SerialPort(commPortName, baudRate);
}
return create(props, port);
}
static public Printer create() throws Exception {
Properties props = new Properties();
URL url = ClassLoader.getSystemResource("reprap.properties");
props.load(url.openStream());
return create(props);
}
}
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