Android 获取手机信息实例详解

Android 获取手机信息

应用信息：包名、版本号、版本名，手机是否有Root权限

手机信息：手机屏幕宽和高、当前可用内存大小、总内存大小、IMEI号、IESI号、手机型号、手机品牌、手机MacAdd、CPU型号、CPU频率

开门见山，以下是Java代码，XML只有一个TextView显示信息。

package com.example.getphoneinfo; 

import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException; 

import android.app.Activity;
import android.content.Context;
import android.net.wifi.WifiInfo;
import android.net.wifi.WifiManager;
import android.os.Bundle;
import android.os.Environment;
import android.os.StatFs;
import android.telephony.TelephonyManager;
import android.text.format.Formatter;
import android.view.Menu;
import android.widget.TextView; 

public class MainActivity extends Activity { 

  TextView mPhoneInfo;
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main); 

    initView();
    initData(); 

  } 

  private void initData() {
    // TODO Auto-generated method stub
    getAvailMemory();// 获取手机可用内存大小
    getTotalMemory();//获取总内存大小
    getHeightAndWidth();//获取屏幕宽高
    getInfo();//获取IMEI号，IESI号，手机型号
    getMacAddress();//获取IMEI号，IESI号，手机型号
    getCpuInfo();//手机CPU信息
    getPackage();//获取软件包名,版本名，版本号
    isRoot();//手机是否root
    String text = getHeightAndWidth() +
        "\n" + getTotalMemory() +
        "\n" + getAvailMemory() +
        "\n" + getInfo() +
        "\n" + getMacAddress() +
        "\n" + getCpuInfo() +
        "\n" + getPackage() +
        "\n" + isRoot();
    mPhoneInfo.setText(text); 

  } 

  /**
   * 获取软件包名,版本名，版本号
   */
  private String getPackage(){
    try {
      String pkName = this.getPackageName();
      String versionName = this.getPackageManager().getPackageInfo(
          pkName, 0).versionName;
      int versionCode = this.getPackageManager()
          .getPackageInfo(pkName, 0).versionCode;
      return "Package:" + pkName + "\nversionName:" + versionName + "\nversionCode:" + versionCode;
    } catch (Exception e) {
    }
    return null;
  } 

  /**
   * 获取手机是否root信息
   * @return
   */
  private String isRoot(){
    String bool = "Root:false";
    try{
      if ((!new File("/system/bin/su").exists()) && (!new File("/system/xbin/su").exists())){
        bool = "Root:false";
      } else {
        bool = "Root:true";
      }
    } catch (Exception e) {
    }
    return bool;
  } 

  /**
   * 获取android当前可用内存大小
   */
  private String getAvailMemory() {// 获取android当前可用内存大小
    File path = Environment.getDataDirectory();
    StatFs stat = new StatFs(path.getPath());
    long blockSize = stat.getBlockSize();
    long availableBlocks = stat.getAvailableBlocks();
    return "当前可用内存：" + Formatter.formatFileSize(MainActivity.this, blockSize * availableBlocks);
    }   

  /**
   * 获得系统总内存
   */
  private String getTotalMemory() {
    String str1 = "/proc/meminfo";// 系统内存信息文件
    String str2;
    String[] arrayOfString;
    long initial_memory = 0;
    try {
    FileReader localFileReader = new FileReader(str1);
    BufferedReader localBufferedReader = new BufferedReader(
    localFileReader, 8192);
    str2 = localBufferedReader.readLine();// 读取meminfo第一行，系统总内存大小   

    arrayOfString = str2.split("\\s+");
    initial_memory = Integer.valueOf(arrayOfString[1]).intValue() * 1024;// 获得系统总内存，单位是KB，乘以1024转换为Byte
    localBufferedReader.close();
    } catch (IOException e) {
    }
    return "总内存大小：" + Formatter.formatFileSize(getBaseContext(), initial_memory);// Byte转换为KB或者MB，内存大小规格化
  }  

  /**
   * 获得手机屏幕宽高
   * @return
   */
  public String getHeightAndWidth(){
    int width=getWindowManager().getDefaultDisplay().getWidth();
    int heigth=getWindowManager().getDefaultDisplay().getHeight();
    String str = "Width:" + width+"\nHeight:"+heigth+"";
    return str;
    }
  /**
   * 获取IMEI号，IESI号，手机型号
   */
  private String getInfo() {
     TelephonyManager mTm = (TelephonyManager)this.getSystemService(TELEPHONY_SERVICE);
      String imei = mTm.getDeviceId();
      String imsi = mTm.getSubscriberId();
      String mtype = android.os.Build.MODEL; // 手机型号
      String mtyb= android.os.Build.BRAND;//手机品牌
      String numer = mTm.getLine1Number(); // 手机号码，有的可得，有的不可得
    return "手机IMEI号："+imei+"\n手机IESI号："+imsi+"\n手机型号："+mtype+"\n手机品牌："+mtyb+"\n手机号码"+numer;
    }
  /**
   * 获取手机MAC地址
   * 只有手机开启wifi才能获取到mac地址
   */
  private String getMacAddress(){
      String result = "";
      WifiManager wifiManager = (WifiManager) getSystemService(Context.WIFI_SERVICE);
      WifiInfo wifiInfo = wifiManager.getConnectionInfo();
      result = wifiInfo.getMacAddress();
      return "手机macAdd:" + result;
    }
  /**
   * 手机CPU信息
   */
  private 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) {
      }
      return "CPU型号:" + cpuInfo[0] + "\nCPU频率：" + cpuInfo[1];
    }  

  public void initView() {
    // TODO Auto-generated method stub
    mPhoneInfo = (TextView)findViewById(R.id.id_tv_phone_info);
  } 

  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    // Inflate the menu; this adds items to the action bar if it is present.
    getMenuInflater().inflate(R.menu.main, menu);
    return true;
  } 

}

注意：添加权限

<uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
  <uses-permission android:name="android.permission.READ_PHONE_STATE" />

以下是效果视图：

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