AndroidOS.java

package core.common;

import android.app.ActivityManager;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;

import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.LineNumberReader;
import java.util.ArrayList;
import java.util.List;

/**
 * Created by i on 13-11-30.
 */
public class AndroidOS {

    public static boolean isIntentAvailable(Context context, String action)
    {
        final PackageManager packageManager = context.getPackageManager();
        final Intent intent = new Intent(action);
        List list = packageManager.queryIntentActivities(intent,PackageManager.MATCH_DEFAULT_ONLY);
        return list.size() > 0;
    }

    public static boolean serviceIsRunning(Context c, String serviceName) {
        ActivityManager am = (ActivityManager) c.getSystemService(Context.ACTIVITY_SERVICE);
        ArrayList<ActivityManager.RunningServiceInfo> runningServices = (ArrayList<ActivityManager.RunningServiceInfo>) am.getRunningServices(100);
        for (int i = 0; i < runningServices.size(); i++)//循环枚举对比
        {
            //System.out.println(runningServices.get(i).service.getClassName().toString());
            if (runningServices.get(i).service.getClassName().toString().equals(serviceName)) {
                return true;
            }
        }
        return false;
    }


    /**
     * 获取CPU序列号
     *
     * @return CPU序列号(16位)
     * 读取失败为"0000000000000000"
     */
    public static String getCPUSerial() {
        String str = "", strCPU = "", cpuAddress = "0000000000000000";
        try {
            //读取CPU信息
            Process pp = Runtime.getRuntime().exec("cat /proc/cpuinfo");
            InputStreamReader ir = new InputStreamReader(pp.getInputStream());
            LineNumberReader input = new LineNumberReader(ir);
            //查找CPU序列号
            for (int i = 1; i < 100; i++) {
                str = input.readLine();
                if (str != null) {
                    //查找到序列号所在行
                    if (str.indexOf("Serial") > -1) {
                        //提取序列号
                        strCPU = str.substring(str.indexOf(":") + 1,
                                str.length());
                        //去空格
                        cpuAddress = strCPU.trim();
                        break;
                    }
                }else{
                    //文件结尾
                    break;
                }
            }
        } catch (IOException ex) {
            //赋予默认值
            System.out.println(ex.getMessage());
        }
        return cpuAddress;
    }

}