SerialPortHandsetActivity.java
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/*
* Copyright 2009 Cedric Priscal
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.ectrip.cyt.ui;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.security.InvalidParameterException;
import android.os.Bundle;
import android_serialport_api.SerialPortHandset;
import com.ectrip.cyt.config.DevicTool;
import com.ectrip.cyt.config.MyApp;
public abstract class SerialPortHandsetActivity extends BaseActivity {
protected MyApp mApplication;
protected SerialPortHandset mSerialPort;
protected OutputStream mOutputStream;
private InputStream mInputStream;
public ReadThread mReadThread=null;
class ReadThread extends Thread {
@Override
public void run() {
super.run();
while (!isInterrupted()) {
int size;
try {
byte[] buffer = new byte[64];
if (mInputStream == null)
return;
size = mInputStream.read(buffer);
// int len = -1;
// byte[] buff = new byte[1024];
// String res = "";
// while (-1 != (len = mInputStream.read(buff))) {
// // 将字节数组转换为字符串
// // String username = new
// // String(request.getParamter("userName").getBytes("ISO8859-1"),"GBK")
// res += new String(buff, 0, len, "ISO8859-1");
// }
// System.out.println(res);
if (size > 0&&size!=1) {
onDataReceived(buffer, size);
}
} catch (IOException e) {
e.printStackTrace();
return;
}
}
}
}
// private void DisplayError(int resourceId) {
// AlertDialog.Builder b = new AlertDialog.Builder(this);
// b.setTitle("Error");
// b.setMessage(resourceId);
// b.setPositiveButton("OK", new OnClickListener() {
// public void onClick(DialogInterface dialog, int which) {
// SerialPortHandsetActivity.this.finish();
// }
// });
// b.show();
// }
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mApplication = (MyApp) getApplication();
try {
mSerialPort = DevicTool.getInstance().getSerialPortHandset();
mOutputStream = mSerialPort.getOutputStream();
mInputStream = mSerialPort.getInputStream();
/* Create a receiving thread */
mReadThread = new ReadThread();
mReadThread.start();
} catch (SecurityException e) {
// You do not have read/write permission to the serial port.
e.printStackTrace();
} catch (IOException e) {
// The serial port can not be opened for an unknown reason.
e.printStackTrace();
} catch (InvalidParameterException e) {
// Please configure your serial port first.
e.printStackTrace();
}
}
/**
* 返回数据
*
* @param buffer
* @param size
*/
protected abstract void onDataReceived(final byte[] buffer, final int size);
@Override
protected void onDestroy() {
if (mReadThread != null)
mReadThread.interrupt();
DevicTool.getInstance().closeSerialPort();
mSerialPort = null;
super.onDestroy();
}
}