SerialPort

src/org/hwo/io/SerialPort.java

@@ -0,0 +1,112 @@
+package org.hwo.io;
+
+import java.io.BufferedReader;
+import java.io.BufferedWriter;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.FilenameFilter;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.OutputStreamWriter;
+import java.io.RandomAccessFile;
+import java.util.ArrayList;
+
+public class SerialPort {
+
+	static public String[] getPortNames()
+	{
+		return getPortNamesOSX();
+	}
+	
+	private static String[] getPortNamesOSX()
+	{
+		ArrayList<String> portNames = new ArrayList<String>();
+		
+		File devDir = new File("/dev");
+		File[] list = devDir.listFiles(new FilenameFilter() {
+			
+			@Override
+			public boolean accept(File arg0, String arg1) {
+				System.err.println("File: " +arg1);
+				if (arg1.startsWith("tty."))
+					return true;
+				return false;
+			}
+		});
+		
+		for (File file:list)
+			portNames.add("/dev/" + file.getName());
+		
+		return portNames.toArray(new String[0]);
+	}
+	
+	private String portName;
+	
+	private FileInputStream fis;
+	private FileOutputStream fos;
+	
+	private BufferedReader br;
+	private BufferedWriter bw;
+	
+	public SerialPort(String portName)
+	{
+		this.portName = portName;
+		fis = null;
+		fos = null;
+	}
+	
+	public boolean open()
+	{
+		try {
+			System.err.println("Opening: " + this.portName);
+			fis = new FileInputStream(this.portName);
+			br = new BufferedReader(new InputStreamReader(fis));
+			fos = new FileOutputStream(this.portName);
+			bw = new BufferedWriter(new OutputStreamWriter(fos));
+			System.err.println("Opened: " + this.portName);
+			
+		} catch (FileNotFoundException e) {
+			e.printStackTrace();
+			return false;
+		}
+		return true;
+	}
+	
+	public void close()
+	{
+		try
+		{
+			if (br != null)
+			{
+				br.close();
+				br = null;
+			}
+			if (bw != null)
+			{
+				bw.close();
+				bw = null;
+			}
+		} catch (Exception e)
+		{
+			System.err.println("Exc: " + e);
+			e.printStackTrace();
+		}
+	}
+	
+
+	public void WriteLine(String line) throws IOException
+	{
+		
+		bw.write(line + "\r\n");
+		bw.flush();
+	}
+	
+	public String ReadLine() throws IOException
+	{
+		return br.readLine();
+	}
+	
+	
+}