怎麼通過程式碼獲取手機的相關硬體資訊
想知道怎麼用程式碼來獲取手機的相關硬體資訊嗎?彆著急,今天就讓小編來教下大家吧,快來看看吧,希望能讓大家有所收穫!
獲取手機相關硬體資訊的程式碼
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******;
}
/**
* 獲取手機資訊
*/
public void getPhoneInfo****** {
TelephonyManager tm = ***TelephonyManager*** this.getSystemService***TELEPHONY_SERVICE***;
String mtyb = android.os.Build.BRAND;// 手機品牌
String mtype = android.os.Build.MODEL; // 手機型號
String imei = tm.getDeviceId******;
String imsi = tm.getSubscriberId******;
String numer = tm.getLine1Number******; // 手機號碼
String serviceName = tm.getSimOperatorName******; // 運營商
mTextView.setText***"品牌: " + mtyb + "\n" + "型號: " + mtype + "\n" + "版本: Android "
+ android.os.Build.VERSION.RELEASE + "\n" + "IMEI: " + imei
+ "\n" + "IMSI: " + imsi + "\n" + "手機號碼: " + numer + "\n"
+ "運營商: " + serviceName + "\n"***;
mTextView.append***"總記憶體: " + getTotalMemory****** + "\n"***;
mTextView.append***"當前可用記憶體: " + 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當前頻率: " + getCurCpuFreq****** + "\n"***;
}
/**
* 獲取手機記憶體大小
*
* @return
*/
private String getTotalMemory****** {
String str1 = "/proc/meminfo";// 系統記憶體資訊檔案
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,系統總記憶體大小
arrayOfString = str2.split***"\\s+"***;
for ***String num : arrayOfString*** {
Log.i***str2, num + "\t"***;
}
initial_memory = Integer.valueOf***arrayOfString[1]***.intValue****** * 1024;// 獲得系統總記憶體,單位是KB,乘以1024轉換為Byte
localBufferedReader.close******;
} catch ***IOException e*** {
}
return Formatter.formatFileSize***getBaseContext******, initial_memory***;// Byte轉換為KB或者MB,記憶體大小規格化
}
/**
* 獲取當前可用記憶體大小
*
* @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";
}
// 實時獲取CPU當前頻率***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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