使用JSON将Android wifi扫描结果发布到SQL/MySQL数据库
如何将wifi扫描结果发送到我创建的SQL/MySQL数据库,以便使用JSON填充值SSID、BSSID和RSSI?到目前为止,我已经能够将这些结果输出到一个列表中(参见下面的代码)使用JSON将Android wifi扫描结果发布到SQL/MySQL数据库,android,mysql,sql,json,wifi,Android,Mysql,Sql,Json,Wifi,如何将wifi扫描结果发送到我创建的SQL/MySQL数据库,以便使用JSON填充值SSID、BSSID和RSSI?到目前为止,我已经能够将这些结果输出到一个列表中(参见下面的代码) package com.example.wifiscanner8; 导入java.util.List; 导入android.app.Activity; 导入android.content.BroadcastReceiver; 导入android.content.Context; 导入android.content.
package com.example.wifiscanner8;
导入java.util.List;
导入android.app.Activity;
导入android.content.BroadcastReceiver;
导入android.content.Context;
导入android.content.Intent;
导入android.content.IntentFilter;
导入android.net.wifi.ScanResult;
导入android.net.wifi.WifiManager;
导入android.os.Bundle;
导入android.view.KeyEvent;
导入android.view.Menu;
导入android.view.MenuItem;
导入android.widget.TextView;
公共类MainActivity扩展了活动{
文本查看文本状态;
文本视图文本状态;
WifiManager mainWifi;
无线接收器接收器;
列表wifiList;
//StringBuilder sb=新的StringBuilder();
创建时的公共void(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
//在应用程序启动时启用wifi
WifiManager WifiManager=(WifiManager)getBaseContext()
.getSystemService(Context.WIFI_服务);
wifiManager.setWifiEnabled(true);
textStatus=(TextView)findViewById(R.id.textStatus);
mainWifi=(WifiManager)getSystemService(Context.WIFI\u SERVICE);
receiverWifi=新WifiReceiver();
registerReceiver(接收方WiFi,新的意向过滤器(WifiManager.SCAN\u RESULTS\u AVAILABLE\u ACTION));
mainWifi.startScan();
//setText(“开始扫描…”);
}
公共布尔onCreateOptions菜单(菜单){
添加(0,0,0,“刷新”);
返回super.onCreateOptions菜单(菜单);
}
公共布尔值onMenuItemSelected(int-featureId,MenuItem项){
mainWifi.startScan();
//setText(“开始扫描”);
返回super.onMenuItemSelected(featureId,item);
}
//按下后退按钮退出应用程序时,无线功能设置为禁用
公共布尔onKeyDown(int-keyCode,KeyEvent-event){if(keyCode==KeyEvent.keyCode\u-BACK)
{
WifiManager WifiManager=(WifiManager)getBaseContext()
.getSystemService(Context.WIFI_服务);
wifiManager.setWifiEnabled(false);
这个;
}
返回super.onKeyDown(keyCode,event);
}
受保护的void onPause(){
未注册的接收器(接收器);
super.onPause();
}
受保护的void onResume(){
registerReceiver(接收方WiFi,新的意向过滤器(WifiManager.SCAN\u RESULTS\u AVAILABLE\u ACTION));
super.onResume();
}
类WifiReceiver扩展了BroadcastReceiver{
@凌驾
公共void onReceive(上下文、意图){
if(intent.getAction().equalsIgnoreCase(WifiManager.SCAN\u RESULTS\u AVAILABLE\u ACTION)){
handleScanResultsAvailable();
}
}
私有void handleScanResultsAvailable(){
List results=mainWifi.getScanResults();
int size=results.size();
//StringBuilder sb=新的StringBuilder();
对于(int i=0;i您的问题有点不清楚,因为它没有像斯图·怀特指出的那样指定数据库所在的位置。
如果在设备上使用本机sqlite db,则需要SQLHelper,请阅读
如果您的数据库驻留在服务器上,则需要将结果序列化为某些中间件格式,如JSON或XML,并将数据传输到web服务器,该服务器将管理数据库连接。您可以使用本机附带的org.apache.http库,该库将允许您像普通web表单一样向web服务发布/放置数据。
文档。您是否通过Android应用程序与DB通信?或者您是否安装了某种服务器?很抱歉,这两种服务器都将驻留在一台服务器上。目前,我将wifi扫描结果发布到数据表中作为参考。最终,我希望存储数据并将其与现有数据交叉引用以使我能够跟踪位置。
package com.example.wifiscanner8;
import java.util.List;
import android.app.Activity;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.net.wifi.ScanResult;
import android.net.wifi.WifiManager;
import android.os.Bundle;
import android.view.KeyEvent;
import android.view.Menu;
import android.view.MenuItem;
import android.widget.TextView;
public class MainActivity extends Activity {
TextView textStatus;
TextView textState;
WifiManager mainWifi;
WifiReceiver receiverWifi;
List<ScanResult> wifiList;
//StringBuilder sb = new StringBuilder();
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
//enable wifi on application start
WifiManager wifiManager = (WifiManager) getBaseContext()
.getSystemService(Context.WIFI_SERVICE);
wifiManager.setWifiEnabled(true);
textStatus = (TextView) findViewById(R.id.textStatus);
mainWifi = (WifiManager) getSystemService(Context.WIFI_SERVICE);
receiverWifi = new WifiReceiver();
registerReceiver(receiverWifi, new IntentFilter(WifiManager.SCAN_RESULTS_AVAILABLE_ACTION));
mainWifi.startScan();
//mainText.setText("Starting Scan...");
}
public boolean onCreateOptionsMenu(Menu menu) {
menu.add(0, 0, 0, "Refresh");
return super.onCreateOptionsMenu(menu);
}
public boolean onMenuItemSelected(int featureId, MenuItem item) {
mainWifi.startScan();
//mainText.setText("Starting Scan");
return super.onMenuItemSelected(featureId, item);
}
// Upon pressing back button to exit app, wireless function set to disable
public boolean onKeyDown(int keyCode, KeyEvent event){ if(keyCode == KeyEvent.KEYCODE_BACK)
{
WifiManager wifiManager = (WifiManager) getBaseContext()
.getSystemService(Context.WIFI_SERVICE);
wifiManager.setWifiEnabled(false);
this.finish();
}
return super.onKeyDown(keyCode, event);
}
protected void onPause() {
unregisterReceiver(receiverWifi);
super.onPause();
}
protected void onResume() {
registerReceiver(receiverWifi, new IntentFilter(WifiManager.SCAN_RESULTS_AVAILABLE_ACTION));
super.onResume();
}
class WifiReceiver extends BroadcastReceiver {
@Override
public void onReceive(Context context, Intent intent) {
if (intent.getAction().equalsIgnoreCase(WifiManager.SCAN_RESULTS_AVAILABLE_ACTION)) {
handleScanResultsAvailable();
}
}
private void handleScanResultsAvailable() {
List<ScanResult> results = mainWifi.getScanResults();
int size = results.size();
//StringBuilder sb = new StringBuilder();
for (int i=0; i<size; i++){
ScanResult scanresult = mainWifi.getScanResults().get(i);
String bssid = scanresult.BSSID;
String ssid = scanresult.SSID;
int rssi = scanresult.level;
String rssiString = String.valueOf(rssi);
textStatus.append(bssid + "," + ssid + "," + rssiString);
textStatus.append("\n");
}
// getting JSON Object
// Note that create product url accepts POST method
//JSONObject json = jsonParser.makeHttpRequest(url_wifi_scan_result,
// "POST", reading);
// check log cat from response
// Log.d("Create Response", json.toString());
}
}
}