当前位置:首页 > 电脑知识 > 软件教程手机访问:m.pc899.com

怎么通过代码获取Android手机的相关硬件信息

来源:www.pc899.com时间:2016-11-08阅读:手机版

大家知道怎么通过用代码来获取Android手机的相关硬件信息吗?有兴趣的朋友,今天就让899电脑网小编来告诉下大家吧,快来看看吧,希望能让大家都能学会通过代码获取自己Android手机硬件信息!

怎么通过代码获取Android手机的相关硬件信息

获取手机相关硬件信息的代码

package com.liu.chad.practicesqlite;

import android.app.ActivityManager;

import android.content.Context;

import android.os.Bundle;

import android.support.v7.app.ActionBarActivity;

import android.telephony.TelephonyManager;

import android.text.format.Formatter;

import android.util.Log;

import android.widget.TextView;

import java.io.BufferedReader;

import java.io.FileNotFoundException;

import java.io.FileReader;

import java.io.IOException;

import java.io.InputStream;

public class MainActivity extends ActionBarActivity {

private TextView mTextView;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

mTextView = (TextView) findViewById(R.id.textViewId);

getPhoneInfo();

}

/**

* 获取手机信息

*/

public void getPhoneInfo() {

TelephonyManager tm = (TelephonyManager) this.getSystemService(TELEPHONY_SERVICE);

String mtyb = android.os.Build.BRAND;// 手机品牌

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

String imei = tm.getDeviceId();

String imsi = tm.getSubscriberId();

String numer = tm.getLine1Number(); // 手机号码

String serviceName = tm.getSimOperatorName(); // 运营商

mTextView.setText("品牌: " + mtyb + "n" + "型号: " + mtype + "n" + "版本: Android "

+ android.os.Build.VERSION.RELEASE + "n" + "IMEI: " + imei

+ "n" + "IMSI: " + imsi + "n" + "手机号码: " + numer + "n"

+ "运营商: " + serviceName + "n");

mTextView.append("总内存: " + getTotalMemory() + "n");

mTextView.append("当前可用内存: " + getAvailMemory() + "n");

mTextView.append("CPU名字: " + getCpuName() + "n");

mTextView.append("CPU最大频率: " + getMaxCpuFreq() + "n");

mTextView.append("CPU最小频率: " + getMinCpuFreq() + "n");

mTextView.append("CPU当前频率: " + getCurCpuFreq() + "n");

}

/**

* 获取手机内存大小

*

* @return

*/

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+");

for (String num : arrayOfString) {

Log.i(str2, num + "t");

}

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 Formatter.formatFileSize(getBaseContext(), initial_memory);// Byte转换为KB或者MB,内存大小规格化

}

/**

* 获取当前可用内存大小

*

* @return

*/

private String getAvailMemory() {

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

ActivityManager.MemoryInfo mi = new ActivityManager.MemoryInfo();

am.getMemoryInfo(mi);

return Formatter.formatFileSize(getBaseContext(), mi.availMem);

}

public static String getMaxCpuFreq() {

String result = "";

ProcessBuilder cmd;

try {

String[] args = {"/system/bin/cat",

"/sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq"};

cmd = new ProcessBuilder(args);

Process process = cmd.start();

InputStream in = process.getInputStream();

byte[] re = new byte[24];

while (in.read(re) != -1) {

result = result + new String(re);

}

in.close();

} catch (IOException ex) {

ex.printStackTrace();

result = "N/A";

}

return result.trim() + "Hz";

}

// 获取CPU最小频率(单位KHZ)

public static String getMinCpuFreq() {

String result = "";

ProcessBuilder cmd;

try {

String[] args = {"/system/bin/cat",

"/sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_min_freq"};

cmd = new ProcessBuilder(args);

Process process = cmd.start();

InputStream in = process.getInputStream();

byte[] re = new byte[24];

while (in.read(re) != -1) {

result = result + new String(re);

}

in.close();

} catch (IOException ex) {

ex.printStackTrace();

result = "N/A";

}

return result.trim() + "Hz";

}

// 实时获取CPU当前频率(单位KHZ)

public static String getCurCpuFreq() {

String result = "N/A";

try {

FileReader fr = new FileReader(

"/sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq");

BufferedReader br = new BufferedReader(fr);

String text = br.readLine();

result = text.trim() + "Hz";

} catch (FileNotFoundException e) {

e.printStackTrace();

} catch (IOException e) {

e.printStackTrace();

}

return result;

}

public static String getCpuName() {

try {

FileReader fr = new FileReader("/proc/cpuinfo");

BufferedReader br = new BufferedReader(fr);

String text = br.readLine();

String[] array = text.split(":s+", 2);

for (int i = 0; i < array.length; i++) {

}

return array[1];

} catch (FileNotFoundException e) {

e.printStackTrace();

} catch (IOException e) {

e.printStackTrace();

}

return null;

}

}

  • 本月排行

    软件教程推荐