以下将为我提供基本的 wifi 信息,但我想要硬件信息:
WiFiScanReceiver.java
import java.util.List;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.net.wifi.ScanResult;
import android.net.wifi.WifiManager;
import android.util.Log;
import android.widget.Toast;
public class WiFiScanReceiver extends BroadcastReceiver {
private static final String TAG = "WiFiScanReceiver";
systemInfo systemInfo;
public WiFiScanReceiver(systemInfo systemInfo) {
super();
this.systemInfo = systemInfo;
}
@Override
public void onReceive(Context c, Intent intent) {
List<ScanResult> results = systemInfo.wifi.getScanResults();
ScanResult bestSignal = null;
for (ScanResult result : results) {
if (bestSignal == null
|| WifiManager.compareSignalLevel(bestSignal.level,
result.level) < 0) bestSignal = result;
}
String message = String.format(
"%s networks found. %s is the strongest.", results.size(),
bestSignal.SSID);
Toast.makeText(systemInfo, message, Toast.LENGTH_LONG).show();
Log.d(TAG, "onReceive() message: " + message);
}
}
系统信息.java
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.util.List;
import android.app.Activity;
import android.app.ActivityManager;
import android.app.ActivityManager.MemoryInfo;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.IntentFilter;
import android.net.wifi.WifiConfiguration;
import android.net.wifi.WifiInfo;
import android.net.wifi.WifiManager;
import android.os.Build;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;
public class systemInfo extends Activity implements OnClickListener {
private static final String TAG = "WiFiDemo";
WifiManager wifi;
BroadcastReceiver receiver;
TextView textStatus;
Button buttonScan;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
// Setup UI
textStatus = (TextView) findViewById(R.id.textStatus);
buttonScan = (Button) findViewById(R.id.buttonScan);
buttonScan.setOnClickListener(this);
// Setup WiFi
wifi = (WifiManager) getSystemService(Context.WIFI_SERVICE);
// Get WiFi status
WifiInfo info = wifi.getConnectionInfo();
textStatus.append("\n\nWiFi Status: " + info.toString());
// List available networks
List<WifiConfiguration> configs = wifi.getConfiguredNetworks();
for (WifiConfiguration config : configs) {
textStatus.append("\n\n" + config.toString());
}
// Register Broadcast Receiver
if (receiver == null) receiver = new WiFiScanReceiver(this);
registerReceiver(receiver, new IntentFilter(
WifiManager.SCAN_RESULTS_AVAILABLE_ACTION));
Log.d(TAG, "onCreate()");
MemoryInfo mi = new MemoryInfo();
ActivityManager activityManager = (ActivityManager) getSystemService(ACTIVITY_SERVICE);
activityManager.getMemoryInfo(mi);
long availableMegs = mi.availMem / 1048576L;
System.out.println("availableMegs:::::::::::" + availableMegs);
}
@Override
public void onStop() {
unregisterReceiver(receiver);
}
public void onClick(View view) {
Toast.makeText(this, "On Click Clicked. Toast to that!!!",
Toast.LENGTH_LONG).show();
if (view.getId() == R.id.buttonScan) {
Log.d(TAG, "onClick() wifi.startScan()");
wifi.startScan();
String ab = getInfo();
System.out.println("CPU INFORMATON:::::::::::::\n" + ab);
textStatus.append("CPU INFORMATON:::::::::::::\n" + ab);
}
}
private String getInfo() {
StringBuffer sb = new StringBuffer();
sb.append("abi: ").append(Build.CPU_ABI).append("\n");
if (new File("/proc/cpuinfo").exists()) {
try {
BufferedReader br = new BufferedReader(new FileReader(new File(
"/proc/cpuinfo")));
String aLine;
while ((aLine = br.readLine()) != null) {
sb.append(aLine + "\n");
}
if (br != null) {
br.close();
}
} catch (IOException e) {
e.printStackTrace();
}
}
return sb.toString();
}
}
权限是
<uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
<uses-permission android:name="android.permission.CHANGE_WIFI_STATE" />
这给了我基本的wifi信息。但我想要硬件信息..
一个重要的区别是 CPU 架构。虽然几乎所有的安卓设备都使用 ARM CPU,但它有不同的版本,包括 armv5、armv5te、armv6、armv6 with VFP、armv7、armv7 with VFP、armv7 with neon 等。