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      學(xué)習(xí)啦 > 學(xué)習(xí)電腦 > 電腦硬件知識(shí) > 硬件知識(shí) > 怎么通過(guò)代碼獲取手機(jī)的相關(guān)硬件信息

      怎么通過(guò)代碼獲取手機(jī)的相關(guān)硬件信息

      時(shí)間: 文輝886 分享

      怎么通過(guò)代碼獲取手機(jī)的相關(guān)硬件信息

        想知道怎么用代碼來(lái)獲取手機(jī)的相關(guān)硬件信息嗎?別著急,今天就讓學(xué)習(xí)啦小編來(lái)教下大家吧,快來(lái)看看吧,希望能讓大家有所收獲!

        獲取手機(jī)相關(guān)硬件信息的代碼

        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();

        }

        /**

        * 獲取手機(jī)信息

        */

        public void getPhoneInfo() {

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

        String mtyb = android.os.Build.BRAND;// 手機(jī)品牌

        String mtype = android.os.Build.MODEL; // 手機(jī)型號(hào)

        String imei = tm.getDeviceId();

        String imsi = tm.getSubscriberId();

        String numer = tm.getLine1Number(); // 手機(jī)號(hào)碼

        String serviceName = tm.getSimOperatorName(); // 運(yùn)營(yíng)商

        mTextView.setText("品牌: " + mtyb + "\n" + "型號(hào): " + mtype + "\n" + "版本: Android "

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

        + "\n" + "IMSI: " + imsi + "\n" + "手機(jī)號(hào)碼: " + numer + "\n"

        + "運(yùn)營(yíng)商: " + serviceName + "\n");

        mTextView.append("總內(nèi)存: " + getTotalMemory() + "\n");

        mTextView.append("當(dāng)前可用內(nèi)存: " + getAvailMemory() + "\n");

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

        mTextView.append("CPU最大頻率: " + getMaxCpuFreq() + "\n");

        mTextView.append("CPU最小頻率: " + getMinCpuFreq() + "\n");

        mTextView.append("CPU當(dāng)前頻率: " + getCurCpuFreq() + "\n");

        }

        /**

        * 獲取手機(jī)內(nèi)存大小

        *

        * @return

        */

        private String getTotalMemory() {

        String str1 = "/proc/meminfo";// 系統(tǒng)內(nèi)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();// 讀取meminfo第一行,系統(tǒng)總內(nèi)存大小

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

        for (String num : arrayOfString) {

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

        }

        initial_memory = Integer.valueOf(arrayOfString[1]).intValue() * 1024;// 獲得系統(tǒng)總內(nèi)存,單位是KB,乘以1024轉(zhuǎn)換為Byte

        localBufferedReader.close();

        } catch (IOException e) {

        }

        return Formatter.formatFileSize(getBaseContext(), initial_memory);// Byte轉(zhuǎn)換為KB或者M(jìn)B,內(nèi)存大小規(guī)格化

        }

        /**

        * 獲取當(dāng)前可用內(nèi)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";

        }

        // 獲取CPU最小頻率(單位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";

        }

        // 實(shí)時(shí)獲取CPU當(dāng)前頻率(單位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;

        }

        }

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