我一直在尝试获取 celllid、lac、mcc 和 mnc。虽然可以找到 mcc 和 mnc,但 cell-id 和 lac 仍然为空。这是代码(已知它可以根据正在进行的线程数工作,但我仍然无法让它工作)
import javax.microedition.midlet.*;
import javax.microedition.lcdui.*;
public class LocInfo extends MIDlet {
private Form form;
private Display display;
public void startApp() {
form = new Form("Location...");
String cellid = getCellId();
String getLAC = getLAC();
String getMCC = getMCC();
String getMNC = getMNC();
form.append(cellid);
form.append("<-this is cell-id");
form.append(getLAC);
form.append("<-this is LAC");
form.append(getMCC);
form.append("<-this is MCC");
form.append(getMNC);
form.append("<-this is MNC");
display = Display.getDisplay(this);
display.setCurrent(form);
}
public void pauseApp() {
}
public void destroyApp(boolean unconditional) {
}
public static String getCellId(){
String out = "";
try{
out = System.getProperty("com.nokia.mid.cellid");
}catch(Exception e){
System.out.println(e);
out=e.toString();
return out;
}
return out==null?"":out;
}
public static String getLAC(){
String out = "";
try{
out = System.getProperty("com.nokia.mid.lac");
}catch(Exception e){
out=e.toString();
return out;
}
return out==null?"":out;
}
public static String getIMSI(){
String out = "";
try{
out = System.getProperty("IMSI");
if(out== null ||out.equals("null")|| out.equals(""))
out = System.getProperty("phone.imsi") ;
if(out== null ||out.equals("null")|| out.equals(""))
out = System.getProperty("com.nokia.mid.mobinfo.IMSI");
if(out== null ||out.equals("null")|| out.equals(""))
out = System.getProperty("com.nokia.mid.imsi");
if(out== null ||out.equals("null")|| out.equals(""))
out = System.getProperty("com.sonyericsson.imsi");
if(out== null ||out.equals("null")|| out.equals(""))
out = System.getProperty("IMSI");
if(out== null ||out.equals("null")|| out.equals(""))
out = System.getProperty("com.samsung.imei");
if(out== null ||out.equals("null")|| out.equals(""))
out = System.getProperty("com.siemens.imei");
if(out== null ||out.equals("null")|| out.equals(""))
//#= out = GPRSInfo.getCellInfo().getBSIC();
if(out== null ||out.equals("null")|| out.equals(""))
out = System.getProperty("imsi");
}catch(Exception e){
return out==null?"":out;
}
return out==null?"":out;
}
public static String getMCC(){
String out = "";
try{
if(out== null ||out.equals("null")|| out.equals(""))
out = System.getProperty("phone.mcc") ;
if(out== null ||out.equals("null")|| out.equals(""))
out = System.getProperty("com.nokia.mid.mobinfo.IMSI");
if(out== null ||out.equals("null")|| out.equals(""))
out = System.getProperty("com.sonyericsson.net.mcc");
if(out== null ||out.equals("null")|| out.equals("")){
out = getIMSI().equals("")?"": getIMSI().substring(0,3);
}
if(out== null ||out.equals("null")|| out.equals(""))
out = System.getProperty("com.samsung.imei");
if(out== null ||out.equals("null")|| out.equals(""))
out = System.getProperty("com.siemens.imei");
if(out== null ||out.equals("null")|| out.equals(""))//getMNC()
//#= out = GPRSInfo.getCellInfo().getMCC();
if(out== null ||out.equals("null")|| out.equals(""))
out = System.getProperty("mcc");
}catch(Exception e){
return out==null?"":out;
}
return out==null?"":out;
}
public static String getMNC(){
String out = "";
try{
if(out== null ||out.equals("null")|| out.equals(""))
out = System.getProperty("phone.mnc") ;
if(out== null ||out.equals("null")|| out.equals(""))
out = getIMSI().equals("")?"": getIMSI().substring(3,5);
if(out== null ||out.equals("null")|| out.equals(""))
out = System.getProperty("com.sonyericsson.net.mnc");
if(out== null ||out.equals("null")|| out.equals("")){
out = getIMSI().equals("")?"": getIMSI().substring(3,5);
}
if(out== null ||out.equals("null")|| out.equals(""))
out = System.getProperty("com.samsung.imei");
if(out== null ||out.equals("null")|| out.equals(""))//getMNC()
//#= out = GPRSInfo.getCellInfo().getMNC();
if(out== null ||out.equals("null")|| out.equals(""))
out = System.getProperty("mnc");
}catch(Exception e){
return out==null?"":out;
}
return out==null?"":out;
}
}
我从这里获取了代码(我希望它从现在开始在 nokia e50 上运行,因此使用了 com.nokia.mid.cellid(事实上我也尝试了此链接中提到的所有其他选项)) Cellid 和 lac 都返回null 而 mcc 和 mnc 正确返回。