增加天波580C串口库

app/src/main/java/com/common/api/serial/Serial.java

+package com.common.api.serial;
+
+import java.io.File;
+import java.io.FileDescriptor;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+
+public class Serial {
+
+	private static boolean mSupport = false;
+	public static boolean isSupport() {
+		return mSupport;
+	}
+
+	public static final int MODE_PRINTER = 0;
+	public static final int MODE_ICC = 1;
+	public static final int MODE_PINPAD = 2;
+
+	private native static FileDescriptor open(String path, int baudrate, int flags);
+
+	public native void close();
+
+	private native static int switch_mode(int mode);
+
+	/*
+	 * Do not remove or rename the field mFd: it is used by native method
+	 * close();
+	 */
+	private FileDescriptor mFd;
+	private FileInputStream mFileInputStream;
+	private FileOutputStream mFileOutputStream;
+
+	public Serial(String path, int baud, int flags) throws FileNotFoundException, SecurityException, IOException {
+		// String cmd;
+
+		File device = new File(path);
+		if (!device.exists()) {
+			throw new FileNotFoundException();
+		}
+
+		mFd = open(path, baud, flags);
+		if (mFd == null) {
+			throw new IOException();
+		}
+		mFileInputStream = new FileInputStream(mFd);
+		mFileOutputStream = new FileOutputStream(mFd);
+	}
+
+	public InputStream getInputStream() {
+		return mFileInputStream;
+	}
+
+	public OutputStream getOutputStream() {
+		return mFileOutputStream;
+	}
+
+	public int switchMode(int mode) {
+		return switch_mode(mode);
+	}
+
+	static {
+		try {
+			System.loadLibrary("common_serial");
+			mSupport = true;
+		} catch (Exception e) {
+
+		}
+	}
+}