Android各种信息的显示

参考自eoeApps。

在使用eoeApps时，发现它显示的一些系统属性像和用命令行中敲出来的一样，好奇心大起。反编译之，遂得。

关键点为使用ProcessBuilder来执行命令。

另，系统属性的详细信息见：http://blog.csdn.net/jerryutscn/archive/2010/04/24/5519423.aspx

package lab.sodino.textimage; import java.io.ByteArrayOutputStream; import java.io.IOException; import java.io.InputStream; import android.app.Activity; import android.app.ActivityManager; import android.content.Context; import android.os.Bundle; import android.telephony.TelephonyManager; import android.util.DisplayMetrics; import android.widget.TextView; public class TextImgAct extends Activity { /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); TextView txt = (TextView) findViewById(R.id.txt); txt.setBackgroundColor(0xffffffff); txt.setTextColor(0xff0000ff); // txt.setText(getSystemProperty());//显示系统属性 // txt.setText(getMemoryInfo(this));//显示内存信息 // txt.setText(getVersionInfo());//显示系统版本信息 // txt.setText(getCPUInfo());//显示CPU信息 // txt.setText(getDiskInfo());//显示盘符信息 // txt.setText(getDmesgInfo());//显示dmesg信息 // txt.setText(getNetConfigInfo());//显示网络设置信息 // txt.setText(getNetStatusInfo());//显示网络状态信息 // txt.setText(getMountInfo());//显示Mount信息 txt.setText(getTelStatus(this));//显示电话网络信息 } /** * System Property文件为： * 1./default.prop * 2./system/build.prop * 3./system/default.prop * 4./data/local.prop * 属性信息按照上面的顺序被加载。后加载的属性会覆盖前面的属性值(注：当属性名称相同的时候)。当上面加载完成后，最后加载的是驻留属性，保存在/data * /property文件中。 * 详见：http://blog.csdn.net/jerryutscn/archive/2010/04/24/5519423.aspx */ public static String getSystemProperty() { StringBuffer strBuf = new StringBuffer(); strBuf.append("java.vendor.url=" + System.getProperty("java.vendor.url") + "/n"); strBuf.append("java.class.path=" + System.getProperty("java.class.path") + "/n"); strBuf.append("user.home=" + System.getProperty("user.home") + "/n"); strBuf.append("java.class.version=" + System.getProperty("java.class.version") + "/n"); strBuf.append("os.version=" + System.getProperty("os.version") + "/n"); strBuf .append("java.vendor=" + System.getProperty("java.vendor") + "/n"); strBuf.append("user.dir=" + System.getProperty("user.dir") + "/n"); strBuf.append("user.timezone=" + System.getProperty("user.timezone") + "/n"); strBuf.append("path.separator=" + System.getProperty("path.separator") + "/n"); strBuf.append("os.name=" + System.getProperty("os.name") + "/n"); strBuf.append("os.arch=" + System.getProperty("os.arch") + "/n"); strBuf.append("line.separator=" + System.getProperty("line.separator") + "/n"); strBuf.append("file.separator=" + System.getProperty("file.separator") + "/n"); strBuf.append("user.name=" + System.getProperty("user.name") + "/n"); strBuf.append("java.version=" + System.getProperty("java.version") + "/n"); strBuf.append("java.home=" + System.getProperty("java.home") + "/n"); return strBuf.toString(); } //直接复制的反编译结果，未整理。 public static String getDisplayMetrics(Context context) { DisplayMetrics displaymetrics1 = context.getApplicationContext() .getResources().getDisplayMetrics(); int i = displaymetrics1.widthPixels; int j = displaymetrics1.heightPixels; float f = displaymetrics1.density; float f1 = displaymetrics1.xdpi; float f2 = displaymetrics1.ydpi; String s = String.valueOf(""); StringBuilder stringbuilder = (new StringBuilder(s)) .append("The absolute width:"); String s1 = String.valueOf(i); String s2 = String.valueOf(stringbuilder.append(s1).append("pixels/n") .toString()); StringBuilder stringbuilder1 = (new StringBuilder(s2)) .append("The absolute heightin:"); String s3 = String.valueOf(j); String s4 = String.valueOf(stringbuilder1.append(s3).append("pixels/n") .toString()); StringBuilder stringbuilder2 = (new StringBuilder(s4)) .append("The logical density of the display.:"); String s5 = String.valueOf(f); String s6 = String.valueOf(stringbuilder2.append(s5).append("/n") .toString()); StringBuilder stringbuilder3 = (new StringBuilder(s6)) .append("X dimension :"); String s7 = String.valueOf(f1); String s8 = String.valueOf(stringbuilder3.append(s7).append( "pixels per inch/n").toString()); StringBuilder stringbuilder4 = (new StringBuilder(s8)) .append("Y dimension :"); String s9 = String.valueOf(f2); return stringbuilder4.append(s9).append("pixels per inch/n").toString(); } public static String getVersionInfo() { String[] args = { "/system/bin/cat", "/proc/version" }; return exec(args); } public static String getCPUInfo() { String[] args = { "/system/bin/cat", "/proc/cpuinfo" }; return exec(args); } public static String getDiskInfo() { String[] args = { "/system/bin/df" }; return exec(args); } public static String getDmesgInfo() { String[] args = { "/system/bin/dmesg" }; return exec(args); } public static String getNetConfigInfo() { String[] args = { "/system/bin/netcfg" }; return exec(args); } public static String getNetStatusInfo() { String[] args = { "/system/bin/netstat" }; return exec(args); } public static String getMountInfo() { String[] args = { "/system/bin/mount" }; return exec(args); } public static String getMemoryInfo(Context context) { StringBuffer strBuf = new StringBuffer(); ActivityManager actMgr = (ActivityManager) context .getSystemService(Context.ACTIVITY_SERVICE); android.app.ActivityManager.MemoryInfo memoryinfo = new android.app.ActivityManager.MemoryInfo(); actMgr.getMemoryInfo(memoryinfo); strBuf.append("/nTotal Available Memory :"); long l = memoryinfo.availMem >> 10; strBuf.append(l).append("k"); strBuf.append("/nTotal Available Memory :"); long l1 = memoryinfo.availMem >> 20; strBuf.append(l1).append("M"); strBuf.append("/nIn low memory situation:"); boolean flag = memoryinfo.lowMemory; strBuf.append(flag); String[] args = { "/system/bin/cat", "/proc/meminfo" }; strBuf.append(exec(args)); return strBuf.toString(); } public static String exec(String[] args) { String result = ""; ProcessBuilder processBuilder = new ProcessBuilder(args); Process process = null; InputStream is = null; try { process = processBuilder.start(); is = process.getInputStream(); ByteArrayOutputStream baos = new ByteArrayOutputStream(); int read = -1; while ((read = is.read()) != -1) { baos.write(read); } byte[] data = baos.toByteArray(); result = new String(data); } catch (IOException e) { e.printStackTrace(); } finally { if (is != null) { try { is.close(); } catch (IOException e) { e.printStackTrace(); } } if (process != null) { process.destroy(); } } return result; } //直接复制的反编译结果，未整理。 public static String getTelStatus(Context context) { TelephonyManager telephonymanager = (TelephonyManager) context .getSystemService("phone"); String s = String.valueOf(""); StringBuilder stringbuilder = (new StringBuilder(s)) .append("DeviceId(IMEI) = "); String s1 = telephonymanager.getDeviceId(); String s2 = String.valueOf(stringbuilder.append(s1).append("/n") .toString()); StringBuilder stringbuilder1 = (new StringBuilder(s2)) .append("DeviceSoftwareVersion = "); String s3 = telephonymanager.getDeviceSoftwareVersion(); String s4 = String.valueOf(stringbuilder1.append(s3).append("/n") .toString()); StringBuilder stringbuilder2 = (new StringBuilder(s4)) .append("Line1Number = "); String s5 = telephonymanager.getLine1Number(); String s6 = String.valueOf(stringbuilder2.append(s5).append("/n") .toString()); StringBuilder stringbuilder3 = (new StringBuilder(s6)) .append("NetworkCountryIso = "); String s7 = telephonymanager.getNetworkCountryIso(); String s8 = String.valueOf(stringbuilder3.append(s7).append("/n") .toString()); StringBuilder stringbuilder4 = (new StringBuilder(s8)) .append("NetworkOperator = "); String s9 = telephonymanager.getNetworkOperator(); String s10 = String.valueOf(stringbuilder4.append(s9).append("/n") .toString()); StringBuilder stringbuilder5 = (new StringBuilder(s10)) .append("NetworkOperatorName = "); String s11 = telephonymanager.getNetworkOperatorName(); String s12 = String.valueOf(stringbuilder5.append(s11).append("/n") .toString()); StringBuilder stringbuilder6 = (new StringBuilder(s12)) .append("NetworkType = "); int i = telephonymanager.getNetworkType(); String s13 = String.valueOf(stringbuilder6.append(i).append("/n") .toString()); StringBuilder stringbuilder7 = (new StringBuilder(s13)) .append("PhoneType = "); int j = telephonymanager.getPhoneType(); String s14 = String.valueOf(stringbuilder7.append(j).append("/n") .toString()); StringBuilder stringbuilder8 = (new StringBuilder(s14)) .append("SimCountryIso = "); String s15 = telephonymanager.getSimCountryIso(); String s16 = String.valueOf(stringbuilder8.append(s15).append("/n") .toString()); StringBuilder stringbuilder9 = (new StringBuilder(s16)) .append("SimOperator = "); String s17 = telephonymanager.getSimOperator(); String s18 = String.valueOf(stringbuilder9.append(s17).append("/n") .toString()); StringBuilder stringbuilder10 = (new StringBuilder(s18)) .append("SimOperatorName = "); String s19 = telephonymanager.getSimOperatorName(); String s20 = String.valueOf(stringbuilder10.append(s19).append("/n") .toString()); StringBuilder stringbuilder11 = (new StringBuilder(s20)) .append("SimSerialNumber = "); String s21 = telephonymanager.getSimSerialNumber(); String s22 = String.valueOf(stringbuilder11.append(s21).append("/n") .toString()); StringBuilder stringbuilder12 = (new StringBuilder(s22)) .append("SimState = "); int k = telephonymanager.getSimState(); String s23 = String.valueOf(stringbuilder12.append(k).append("/n") .toString()); StringBuilder stringbuilder13 = (new StringBuilder(s23)) .append("SubscriberId(IMSI) = "); String s24 = telephonymanager.getSubscriberId(); String s25 = String.valueOf(stringbuilder13.append(s24).append("/n") .toString()); StringBuilder stringbuilder14 = (new StringBuilder(s25)) .append("VoiceMailNumber = "); String s26 = telephonymanager.getVoiceMailNumber(); String s27 = stringbuilder14.append(s26).append("/n").toString(); int l = context.getResources().getConfiguration().mcc; int i1 = context.getResources().getConfiguration().mnc; String s28 = String.valueOf(s27); StringBuilder stringbuilder15 = (new StringBuilder(s28)) .append("IMSI MCC (Mobile Country Code):"); String s29 = String.valueOf(l); String s30 = String.valueOf(stringbuilder15.append(s29).append("/n") .toString()); StringBuilder stringbuilder16 = (new StringBuilder(s30)) .append("IMSI MNC (Mobile Network Code):"); String s31 = String.valueOf(i1); return stringbuilder16.append(s31).append("/n").toString(); } }

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