代码获取Android版本等信息

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我手机的关于手机界面：

说明：

其中手机型号、Android版本、软件版本通过系统Build类得到，处理器信息、内核版本通过读取系统文件得到，基带版本信息通过反射得到。

源码：

package com.example.shen.phoneinfo;import android.app.Activity;import android.support.v7.app.ActionBarActivity;import android.os.Bundle;import android.util.Log;import android.view.Menu;import android.view.MenuItem;import java.io.BufferedReader;import java.io.FileNotFoundException;import java.io.FileReader;import java.io.IOException;import java.io.InputStream;import java.io.InputStreamReader;import java.lang.reflect.Method;public class MainActivity extends Activity {    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        Log.e("phoneInfo", "MODEL:" + android.os.Build.MODEL);        Log.e("phoneInfo", "CPUInfo:"+getCPUInfo());        Log.e("phoneInfo", "VERSION_RELEASE:"+android.os.Build.VERSION.RELEASE);        Log.e("phoneInfo", "VERSION_SDK:"+android.os.Build.VERSION.SDK_INT + "");        Log.e("phoneInfo", "BaseBandVersion:"+getBaseBandVersion());        Log.e("phoneInfo", "KernelVersion:"+getKernelVersion());        Log.e("phoneInfo", "ID:" + android.os.Build.ID);    }    /**     * 获得处理器信息     * @return String     */    public String getCPUInfo() {        try {            FileReader fileReader = new FileReader("/proc/cpuinfo");            BufferedReader bufferedReader = new BufferedReader(fileReader);            String info;            while ((info = bufferedReader.readLine()) != null) {                String[] array = info.split(":");                if(array[0].trim().equals("Hardware")) {                    return array[1];                }            }        } catch (FileNotFoundException e) {            e.printStackTrace();        } catch (IOException e) {            e.printStackTrace();        }        return null;    }    /**     *获得基带版本     * @return String     */    public String getBaseBandVersion() {        String version = "";            try {                Class clazz= Class.forName("android.os.SystemProperties");                Object object = clazz.newInstance();                Method method = clazz.getMethod("get", new Class[]{String.class, String.class});                Object result = method.invoke(object, new Object[]{"gsm.version.baseband", "no message"});                version = (String) result;            } catch (Exception e) {        }        return version;    }    /**     * 获得内核版本     * @return String     */    public String getKernelVersion() {        Process process = null;        String kernelVersion = "";        try {            process = Runtime.getRuntime().exec("cat /proc/version");        } catch (IOException e) {            e.printStackTrace();        }        InputStream inputStream = process.getInputStream();        InputStreamReader inputStreamReader = new InputStreamReader(inputStream);        BufferedReader bufferedReader = new BufferedReader(inputStreamReader, 8 * 1024);        String result = "";        String info;        try {            while ((info = bufferedReader.readLine()) != null) {            result += info;            }        } catch (IOException e) {            e.printStackTrace();        }        try {            if (result != "") {                String keyword = "version ";                int index = result.indexOf(keyword);                info = result.substring(index + keyword.length());                index = info.indexOf(" ");                kernelVersion = info.substring(0, index);            }        } catch (IndexOutOfBoundsException e) {            e.printStackTrace();        }        return kernelVersion;    }}

运行结果：

/proc/cpuinfo文件截图

/proc/version文件截图

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