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();
}

}