package com.modbus.data;

import com.serotonin.modbus4j.ModbusFactory;
import com.serotonin.modbus4j.ModbusMaster;
import com.serotonin.modbus4j.exception.ModbusInitException;
import com.serotonin.modbus4j.ip.IpParameters;

public class MyModbusFactory {
	private static final int SERVER_PORT = 502;				//·þÎñ¶Ë¿Ú
	
	public static final int ModBus_TCP 		= 1;			//ModBus-TcpЭÒé
	public static final int ModBus_RTU 		= 2;			//ModBus-RtuЭÒé
	public static final int ModBus_UDP 		= 3;			//ModBus-UdpЭÒé
	public static final int ModBus_ASCII 	= 4;			//ModBus-AsciiЭÒé
	
	static ModbusFactory modbusFactory;
	
	static {
		if (modbusFactory == null) {
			modbusFactory = new ModbusFactory();
		}
	}
	
	/**
	 * »ñÈ¡master
	 * 
	 * @return
	 * @throws ModbusInitException
	 */
	public static ModbusMaster getMaster(IpParameters params){
		// modbusFactory.createRtuMaster(wapper); 		//RTU ЭÒé
		// modbusFactory.createUdpMaster(params);		//UDP ЭÒé
		// modbusFactory.createAsciiMaster(wrapper);	//ASCII ЭÒé
		params.setPort(SERVER_PORT);
		//false:¶ÌÁ¬½Ó  	true:³¤Á¬½Ó
		ModbusMaster master = modbusFactory.createTcpMaster(params, true);// TCP ЭÒé
		try {
			 //ÉèÖó¬Ê±Ê±¼ä
			master.setTimeout(2000);
			//ÉèÖÃÖØÁ¬´ÎÊý
            master.setRetries(3);
            //³õʼ»¯
			master.init();
		} catch (ModbusInitException e) {
			//e.printStackTrace();
		}
		return master;
	}
	/**
	 * »ñÈ¡master
	 * 
	 * @return
	 * @throws ModbusInitException
	 */
	public static ModbusMaster getMaster(MyIpParameters params,int Modbus_Type){
		// modbusFactory.createRtuMaster(wapper); 		//RTU ЭÒé
		// modbusFactory.createUdpMaster(params);		//UDP ЭÒé
		// modbusFactory.createAsciiMaster(wrapper);	//ASCII ЭÒé
		ModbusMaster master = null;
		switch (Modbus_Type) {
		case ModBus_TCP:{
			params.getParam().setPort(SERVER_PORT);
			master = modbusFactory.createTcpMaster(params.getParam(), true);// TCP ЭÒé
		}break;
		case ModBus_RTU:{
			//master = modbusFactory.createRtuMaster(params.getWrapper());
			master = modbusFactory.createRtuMaster(params.getWrapper());
		}break;
		case ModBus_UDP:{
			master = modbusFactory.createUdpMaster(params.getParam());
		}break;
		case ModBus_ASCII:{
			//modbusFactory.createAsciiMaster(wrapper);
		}
		default:
			break;
		}
		try {
			master.setTimeout(2000);
			master.init();
		} catch (ModbusInitException e) {
			//e.printStackTrace();
		}
		return master;
	}
}