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

以下是效果视图：

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