Android 获取手机的一些基本信息类

package com.liu.phone.help;



import java.io.BufferedReader;

import java.io.FileReader;

import java.io.IOException;

import java.util.List;



import android.app.Activity;

import android.app.ActivityManager;

import android.app.ActivityManager.MemoryInfo;

import android.content.Context;

import android.content.pm.ApplicationInfo;

import android.content.pm.PackageInfo;

import android.net.wifi.WifiInfo;

import android.net.wifi.WifiManager;

import android.telephony.TelephonyManager;

import android.text.format.Formatter;

import android.util.DisplayMetrics;

import android.util.Log;





/**

 * 手机的基本信息类

 * @author Administrator

 *

 */

public class PhoneInfo {



    public static final String TAG = "PhoneInfo";

    /**

     * 获取手机上所有的APP

     * @return

     */

    public static String getAllApp(Context context) {  

        String result = "";  

        List<PackageInfo> packages = context.getPackageManager().getInstalledPackages(0);  

        for (PackageInfo i : packages) {  

            if ((i.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0) {  

                result += i.applicationInfo.loadLabel(context.getPackageManager()).toString() + ",";  

            }  

        }  

        return result.substring(0, result.length() - 1);  

}

    

    /**

     * 获取手机可用内存

     * @param context

     * @return

     */

    public static String getAvailMemory(Context context) {// 获取android当前可用内存大小 



        ActivityManager am = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);

        MemoryInfo mi = new MemoryInfo();

        am.getMemoryInfo(mi);

        return Formatter.formatFileSize(context, mi.availMem);// 将获取的内存大小规格化 

        }

    

    /**

     * 获取手机的内存信息

     * @return

     */

    public static String[] getTotalMemory(Context context) {  

        String[] result = {"",""};  //1-total 2-avail  

        ActivityManager am = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);

        MemoryInfo mi = new MemoryInfo();

        am.getMemoryInfo(mi);

        long mTotalMem = 0;  

        long mAvailMem = mi.availMem;  

        String str1 = "/proc/meminfo";  

        String str2;  

        String[] arrayOfString;  

        try {  

            FileReader localFileReader = new FileReader(str1);  

            BufferedReader localBufferedReader = new BufferedReader(localFileReader, 8192);  

            str2 = localBufferedReader.readLine();  

            arrayOfString = str2.split("\\s+");  

            mTotalMem = Integer.valueOf(arrayOfString[1]).intValue() * 1024;  

            localBufferedReader.close();  

        } catch (IOException e) {  

            e.printStackTrace();  

        }  

        result[0] = Formatter.formatFileSize(context, mTotalMem);  

        result[1] = Formatter.formatFileSize(context, mAvailMem);  

        Log.i(TAG, "meminfo total:" + result[0] + " used:" + result[1]);  

        return result;  

    }

    

    /**

     * 获取手机CPU信息

     * @return

     */

    public static String[] getCpuInfo() {  

        String str1 = "/proc/cpuinfo";  

        String str2 = "";  

        String[] cpuInfo = {"", ""};  //1-cpu型号  //2-cpu频率  

        String[] arrayOfString;  

        try {  

            FileReader fr = new FileReader(str1);  

            BufferedReader localBufferedReader = new BufferedReader(fr, 8192);  

            str2 = localBufferedReader.readLine();  

            arrayOfString = str2.split("\\s+");  

            for (int i = 2; i < arrayOfString.length; i++) {  

                cpuInfo[0] = cpuInfo[0] + arrayOfString[i] + " ";  

            }  

            str2 = localBufferedReader.readLine();  

            arrayOfString = str2.split("\\s+");  

            cpuInfo[1] += arrayOfString[2];  

            localBufferedReader.close();  

        } catch (IOException e) {  

        }  

        Log.i(TAG, "cpuinfo:" + cpuInfo[0] + " " + cpuInfo[1]);  

        return cpuInfo;  

    }

    

    /**

     * 获取手机mac地址

     * @return

     */

    public static String getMacAddress(Context context){  

        String result;  

        WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);  

        WifiInfo wifiInfo = wifiManager.getConnectionInfo();  

        result = wifiInfo.getMacAddress();  

        return result;  

}

    

    /**

     * 获取手机手机IMEI,IMSI,手机型号，手机号码

     */

    public static String getInfo(Context context) {  

        TelephonyManager mTm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);  

        StringBuilder sb = new StringBuilder();

        String imei = mTm.getDeviceId();  

        sb.append(imei).append(",");

        String imsi = mTm.getSubscriberId();  

        sb.append(imsi).append(",");

        String mtype = android.os.Build.MODEL; // 手机型号  

        sb.append(mtype).append(",");

        String numer = mTm.getLine1Number(); // 手机号码，有的可得，有的不可得  

        sb.append(numer).append(",");

        return sb.toString();

        

        

    }

    

    /**

     * 获取手机的宽度与高度

     */

    public static String getWeithAndHeight(Activity activity){  

        //这种方式在service中无法使用，  

        DisplayMetrics dm = new DisplayMetrics();  

        activity.getWindowManager().getDefaultDisplay().getMetrics(dm);  

        StringBuilder sb = new StringBuilder();

        String width = String.valueOf(dm.widthPixels);              //宽  

        sb.append(width).append(",");

        String height = String.valueOf(dm.heightPixels);           //高  

        sb.append(height).append(",");

        return sb.toString();

   

//        //在service中也能得到高和宽  

//        WindowManager mWindowManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);  

//        width = mWindowManager.getDefaultDisplay().getWidth();  

//        height = mWindowManager.getDefaultDisplay().getHeight();  

    }

    

}