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

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01.package lab.sodino.textimage;
02.import java.io.ByteArrayOutputStream;
03.import java.io.IOException;
04.import java.io.InputStream;
05.import android.app.Activity;
06.import android.app.ActivityManager;
07.import android.content.Context;
08.import android.os.Bundle;
09.import android.telephony.TelephonyManager;
10.import android.util.DisplayMetrics;
11.import android.widget.TextView;
12.public class TextImgAct extends Activity {
13.    /** Called when the activity is first created. */
14.    @Override
15.    public void onCreate(Bundle savedInstanceState) {
16.        super.onCreate(savedInstanceState);
17.        setContentView(R.layout.main);
18.        TextView txt = (TextView) findViewById(R.id.txt);
19.        txt.setBackgroundColor(0xffffffff);
20.        txt.setTextColor(0xff0000ff);
21.        // txt.setText(getSystemProperty());//显示系统属性
22.        // txt.setText(getMemoryInfo(this));//显示内存信息
23.        // txt.setText(getVersionInfo());//显示系统版本信息
24.        // txt.setText(getCPUInfo());//显示CPU信息
25.        // txt.setText(getDiskInfo());//显示盘符信息
26.        // txt.setText(getDmesgInfo());//显示dmesg信息
27.        // txt.setText(getNetConfigInfo());//显示网络设置信息
28.        // txt.setText(getNetStatusInfo());//显示网络状态信息
29.        // txt.setText(getMountInfo());//显示Mount信息
30.        txt.setText(getTelStatus(this));//显示电话网络信息
31.    }
32.    /**
33.     * System Property文件为：<br/>
34.     * 1./default.prop <br/>
35.     * 2./system/build.prop <br/>
36.     * 3./system/default.prop <br/>
37.     * 4./data/local.prop <br/>
38.     * 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
39.     * /property文件中。<br/>
40.     * 详见：http://blog.csdn.net/jerryutscn/archive/2010/04/24/5519423.aspx
41.     */
42.    public static String getSystemProperty() {
43.        StringBuffer strBuf = new StringBuffer();
44.        strBuf.append("java.vendor.url="
45.                + System.getProperty("java.vendor.url") + "/n");
46.        strBuf.append("java.class.path="
47.                + System.getProperty("java.class.path") + "/n");
48.        strBuf.append("user.home=" + System.getProperty("user.home") + "/n");
49.        strBuf.append("java.class.version="
50.                + System.getProperty("java.class.version") + "/n");
51.        strBuf.append("os.version=" + System.getProperty("os.version") + "/n");
52.        strBuf
53.                .append("java.vendor=" + System.getProperty("java.vendor")
54.                        + "/n");
55.        strBuf.append("user.dir=" + System.getProperty("user.dir") + "/n");
56.        strBuf.append("user.timezone=" + System.getProperty("user.timezone")
57.                + "/n");
58.        strBuf.append("path.separator=" + System.getProperty("path.separator")
59.                + "/n");
60.        strBuf.append("os.name=" + System.getProperty("os.name") + "/n");
61.        strBuf.append("os.arch=" + System.getProperty("os.arch") + "/n");
62.        strBuf.append("line.separator=" + System.getProperty("line.separator")
63.                + "/n");
64.        strBuf.append("file.separator=" + System.getProperty("file.separator")
65.                + "/n");
66.        strBuf.append("user.name=" + System.getProperty("user.name") + "/n");
67.        strBuf.append("java.version=" + System.getProperty("java.version")
68.                + "/n");
69.        strBuf.append("java.home=" + System.getProperty("java.home") + "/n");
70.        return strBuf.toString();
71.    }
72.    //直接复制的反编译结果，未整理。
73.    public static String getDisplayMetrics(Context context) {
74.        DisplayMetrics displaymetrics1 = context.getApplicationContext()
75.                .getResources().getDisplayMetrics();
76.        int i = displaymetrics1.widthPixels;
77.        int j = displaymetrics1.heightPixels;
78.        float f = displaymetrics1.density;
79.        float f1 = displaymetrics1.xdpi;
80.        float f2 = displaymetrics1.ydpi;
81.        String s = String.valueOf("");
82.        StringBuilder stringbuilder = (new StringBuilder(s))
83.                .append("The absolute width:");
84.        String s1 = String.valueOf(i);
85.        String s2 = String.valueOf(stringbuilder.append(s1).append("pixels/n")
86.                .toString());
87.        StringBuilder stringbuilder1 = (new StringBuilder(s2))
88.                .append("The absolute heightin:");
89.        String s3 = String.valueOf(j);
90.        String s4 = String.valueOf(stringbuilder1.append(s3).append("pixels/n")
91.                .toString());
92.        StringBuilder stringbuilder2 = (new StringBuilder(s4))
93.                .append("The logical density of the display.:");
94.        String s5 = String.valueOf(f);
95.        String s6 = String.valueOf(stringbuilder2.append(s5).append("/n")
96.                .toString());
97.        StringBuilder stringbuilder3 = (new StringBuilder(s6))
98.                .append("X dimension :");
99.        String s7 = String.valueOf(f1);
100.        String s8 = String.valueOf(stringbuilder3.append(s7).append(
101.                "pixels per inch/n").toString());
102.        StringBuilder stringbuilder4 = (new StringBuilder(s8))
103.                .append("Y dimension :");
104.        String s9 = String.valueOf(f2);
105.        return stringbuilder4.append(s9).append("pixels per inch/n").toString();
106.    }
107.    public static String getVersionInfo() {
108.        String[] args = { "/system/bin/cat", "/proc/version" };
109.        return exec(args);
110.    }
111.    public static String getCPUInfo() {
112.        String[] args = { "/system/bin/cat", "/proc/cpuinfo" };
113.        return exec(args);
114.    }
115.    public static String getDiskInfo() {
116.        String[] args = { "/system/bin/df" };
117.        return exec(args);
118.    }
119.    public static String getDmesgInfo() {
120.        String[] args = { "/system/bin/dmesg" };
121.        return exec(args);
122.    }
123.    public static String getNetConfigInfo() {
124.        String[] args = { "/system/bin/netcfg" };
125.        return exec(args);
126.    }
127.    public static String getNetStatusInfo() {
128.        String[] args = { "/system/bin/netstat" };
129.        return exec(args);
130.    }
131.    public static String getMountInfo() {
132.        String[] args = { "/system/bin/mount" };
133.        return exec(args);
134.    }
135.    public static String getMemoryInfo(Context context) {
136.        StringBuffer strBuf = new StringBuffer();
137.        ActivityManager actMgr = (ActivityManager) context
138.                .getSystemService(Context.ACTIVITY_SERVICE);
139.        android.app.ActivityManager.MemoryInfo memoryinfo = new android.app.ActivityManager.MemoryInfo();
140.        actMgr.getMemoryInfo(memoryinfo);
141.        strBuf.append("/nTotal Available Memory :");
142.        long l = memoryinfo.availMem >> 10;
143.        strBuf.append(l).append("k");
144.        strBuf.append("/nTotal Available Memory :");
145.        long l1 = memoryinfo.availMem >> 20;
146.        strBuf.append(l1).append("M");
147.        strBuf.append("/nIn low memory situation:");
148.        boolean flag = memoryinfo.lowMemory;
149.        strBuf.append(flag);
150.        String[] args = { "/system/bin/cat", "/proc/meminfo" };
151.        strBuf.append(exec(args));
152.        return strBuf.toString();
153.    }
154.    public static String exec(String[] args) {
155.        String result = "";
156.        ProcessBuilder processBuilder = new ProcessBuilder(args);
157.        Process process = null;
158.        InputStream is = null;
159.        try {
160.            process = processBuilder.start();
161.            is = process.getInputStream();
162.            ByteArrayOutputStream baos = new ByteArrayOutputStream();
163.            int read = -1;
164.            while ((read = is.read()) != -1) {
165.                baos.write(read);
166.            }
167.            byte[] data = baos.toByteArray();
168.            result = new String(data);
169.        } catch (IOException e) {
170.            e.printStackTrace();
171.        } finally {
172.            if (is != null) {
173.                try {
174.                    is.close();
175.                } catch (IOException e) {
176.                    e.printStackTrace();
177.                }
178.            }
179.            if (process != null) {
180.                process.destroy();
181.            }
182.        }
183.        return result;
184.    }
185.    //直接复制的反编译结果，未整理。
186.    public static String getTelStatus(Context context) {
187.        TelephonyManager telephonymanager = (TelephonyManager) context
188.                .getSystemService("phone");
189.        String s = String.valueOf("");
190.        StringBuilder stringbuilder = (new StringBuilder(s))
191.                .append("DeviceId(IMEI) = ");
192.        String s1 = telephonymanager.getDeviceId();
193.        String s2 = String.valueOf(stringbuilder.append(s1).append("/n")
194.                .toString());
195.        StringBuilder stringbuilder1 = (new StringBuilder(s2))
196.                .append("DeviceSoftwareVersion = ");
197.        String s3 = telephonymanager.getDeviceSoftwareVersion();
198.        String s4 = String.valueOf(stringbuilder1.append(s3).append("/n")
199.                .toString());
200.        StringBuilder stringbuilder2 = (new StringBuilder(s4))
201.                .append("Line1Number = ");
202.        String s5 = telephonymanager.getLine1Number();
203.        String s6 = String.valueOf(stringbuilder2.append(s5).append("/n")
204.                .toString());
205.        StringBuilder stringbuilder3 = (new StringBuilder(s6))
206.                .append("NetworkCountryIso = ");
207.        String s7 = telephonymanager.getNetworkCountryIso();
208.        String s8 = String.valueOf(stringbuilder3.append(s7).append("/n")
209.                .toString());
210.        StringBuilder stringbuilder4 = (new StringBuilder(s8))
211.                .append("NetworkOperator = ");
212.        String s9 = telephonymanager.getNetworkOperator();
213.        String s10 = String.valueOf(stringbuilder4.append(s9).append("/n")
214.                .toString());
215.        StringBuilder stringbuilder5 = (new StringBuilder(s10))
216.                .append("NetworkOperatorName = ");
217.        String s11 = telephonymanager.getNetworkOperatorName();
218.        String s12 = String.valueOf(stringbuilder5.append(s11).append("/n")
219.                .toString());
220.        StringBuilder stringbuilder6 = (new StringBuilder(s12))
221.                .append("NetworkType = ");
222.        int i = telephonymanager.getNetworkType();
223.        String s13 = String.valueOf(stringbuilder6.append(i).append("/n")
224.                .toString());
225.        StringBuilder stringbuilder7 = (new StringBuilder(s13))
226.                .append("PhoneType = ");
227.        int j = telephonymanager.getPhoneType();
228.        String s14 = String.valueOf(stringbuilder7.append(j).append("/n")
229.                .toString());
230.        StringBuilder stringbuilder8 = (new StringBuilder(s14))
231.                .append("SimCountryIso = ");
232.        String s15 = telephonymanager.getSimCountryIso();
233.        String s16 = String.valueOf(stringbuilder8.append(s15).append("/n")
234.                .toString());
235.        StringBuilder stringbuilder9 = (new StringBuilder(s16))
236.                .append("SimOperator = ");
237.        String s17 = telephonymanager.getSimOperator();
238.        String s18 = String.valueOf(stringbuilder9.append(s17).append("/n")
239.                .toString());
240.        StringBuilder stringbuilder10 = (new StringBuilder(s18))
241.                .append("SimOperatorName = ");
242.        String s19 = telephonymanager.getSimOperatorName();
243.        String s20 = String.valueOf(stringbuilder10.append(s19).append("/n")
244.                .toString());
245.        StringBuilder stringbuilder11 = (new StringBuilder(s20))
246.                .append("SimSerialNumber = ");
247.        String s21 = telephonymanager.getSimSerialNumber();
248.        String s22 = String.valueOf(stringbuilder11.append(s21).append("/n")
249.                .toString());
250.        StringBuilder stringbuilder12 = (new StringBuilder(s22))
251.                .append("SimState = ");
252.        int k = telephonymanager.getSimState();
253.        String s23 = String.valueOf(stringbuilder12.append(k).append("/n")
254.                .toString());
255.        StringBuilder stringbuilder13 = (new StringBuilder(s23))
256.                .append("SubscriberId(IMSI) = ");
257.        String s24 = telephonymanager.getSubscriberId();
258.        String s25 = String.valueOf(stringbuilder13.append(s24).append("/n")
259.                .toString());
260.        StringBuilder stringbuilder14 = (new StringBuilder(s25))
261.                .append("VoiceMailNumber = ");
262.        String s26 = telephonymanager.getVoiceMailNumber();
263.        String s27 = stringbuilder14.append(s26).append("/n").toString();
264.        int l = context.getResources().getConfiguration().mcc;
265.        int i1 = context.getResources().getConfiguration().mnc;
266.        String s28 = String.valueOf(s27);
267.        StringBuilder stringbuilder15 = (new StringBuilder(s28))
268.                .append("IMSI MCC (Mobile Country Code):");
269.        String s29 = String.valueOf(l);
270.        String s30 = String.valueOf(stringbuilder15.append(s29).append("/n")
271.                .toString());
272.        StringBuilder stringbuilder16 = (new StringBuilder(s30))
273.                .append("IMSI MNC (Mobile Network Code):");
274.        String s31 = String.valueOf(i1);
275.        return stringbuilder16.append(s31).append("/n").toString();
276.    }
277.}

本文来自CSDN博客，转载请标明出处：http://blog.csdn.net/sodino/archive/2010/10/14/5941308.aspx

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