Android 获取本机手机号(适用于双卡双待手机)

需要验证手机号的功能，但是国内的手机多是双卡双待的，无法获取到两个号码。在Android的官方文档是没有提供相应的Api的，因为标准的Andoird是没有双卡的，好像也只有国内才会搞双卡双待的神器吧。以下记录一下做这个功能所学习到的东西。直接上代码：

import java.lang.reflect.InvocationTargetException;  
import java.lang.reflect.Method;  
import java.util.List;  

import android.app.Activity;  
import android.content.Context;  
import android.content.SharedPreferences;  
import android.content.SharedPreferences.Editor;  
import android.os.Bundle;  
import android.preference.PreferenceManager;  
import android.telephony.CellInfo;  
import android.telephony.TelephonyManager;  
import android.view.Menu;  
import android.widget.TextView;  

public class MainActivity extends Activity 
{  

    private TextView    tv;  
    private TextView    tv2;  
    // /// 
    static String       ISDOUBLE;  
    static String       SIMCARD;  
    static String       SIMCARD_1;  
    static String       SIMCARD_2;  
    static boolean      isDouble;  

    // // 

    @Override  
    protected void onCreate(Bundle savedInstanceState)  
    {  
        super.onCreate(savedInstanceState);  
        setContentView(R.layout.activity_main);  

        tv = (TextView) findViewById(R.id.text);  
        tv2 = (TextView) findViewById(R.id.text2);  

        tv2.setText("不知道哪个卡可用！");  

        getNumber();  

    }  

    private void getNumber()  
    {  
        TelephonyManager tm = (TelephonyManager) this.getSystemService(this.TELEPHONY_SERVICE);  
        String phoneNumber1 = tm.getLine1Number();  

        // String phoneNumber2 = tm.getGroupIdLevel1(); 

        initIsDoubleTelephone(this);  
        if (isDouble)  
        {  
            // tv.setText("这是双卡手机！"); 
            tv.setText("本机号码是：" + " " + phoneNumber1 + " " + "这是双卡手机！");  
        } else  
        {  
            // tv.setText("这是单卡手机"); 
            tv.setText("本机号码是：" + " " + phoneNumber1 + " " + "这是单卡手机");  
        }  

    }  

    public void initIsDoubleTelephone(Context context)  
    {  
        isDouble = true;  
        Method method = null;  
        Object result_0 = null;  
        Object result_1 = null;  
        TelephonyManager tm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);  
        try  
        {  
            // 只要在反射getSimStateGemini 这个函数时报了错就是单卡手机（这是我自己的经验，不一定全正确） 
            method = TelephonyManager.class.getMethod("getSimStateGemini", new Class[]  
            { int.class });  
            // 获取SIM卡1 
            result_0 = method.invoke(tm, new Object[]  
            { new Integer(0) });  
            // 获取SIM卡2 
            result_1 = method.invoke(tm, new Object[]  
            { new Integer(1) });  
        } catch (SecurityException e)  
        {  
            isDouble = false;  
            e.printStackTrace();  
            // System.out.println("1_ISSINGLETELEPHONE:"+e.toString()); 
        } catch (NoSuchMethodException e)  
        {  
            isDouble = false;  
            e.printStackTrace();  
            // System.out.println("2_ISSINGLETELEPHONE:"+e.toString()); 
        } catch (IllegalArgumentException e)  
        {  
            isDouble = false;  
            e.printStackTrace();  
        } catch (IllegalAccessException e)  
        {  
            isDouble = false;  
            e.printStackTrace();  
        } catch (InvocationTargetException e)  
        {  
            isDouble = false;  
            e.printStackTrace();  
        } catch (Exception e)  
        {  
            isDouble = false;  
            e.printStackTrace();  
            // System.out.println("3_ISSINGLETELEPHONE:"+e.toString()); 
        }  
        SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(context);  
        Editor editor = sp.edit();  
        if (isDouble)  
        {  
            // 保存为双卡手机 
            editor.putBoolean(ISDOUBLE, true);  
            // 保存双卡是否可用 
            // 如下判断哪个卡可用.双卡都可以用 
            if (result_0.toString().equals("5") && result_1.toString().equals("5"))  
            {  
                if (!sp.getString(SIMCARD, "2").equals("0") && !sp.getString(SIMCARD, "2").equals("1"))  
                {  
                    editor.putString(SIMCARD, "0");  
                }  
                editor.putBoolean(SIMCARD_1, true);  
                editor.putBoolean(SIMCARD_2, true);  

                tv2.setText("双卡可用");  

            } else if (!result_0.toString().equals("5") && result_1.toString().equals("5"))  
            {// 卡二可用 
                if (!sp.getString(SIMCARD, "2").equals("0") && !sp.getString(SIMCARD, "2").equals("1"))  
                {  
                    editor.putString(SIMCARD, "1");  
                }  
                editor.putBoolean(SIMCARD_1, false);  
                editor.putBoolean(SIMCARD_2, true);  

                tv2.setText("卡二可用");  

            } else if (result_0.toString().equals("5") && !result_1.toString().equals("5"))  
            {// 卡一可用 
                if (!sp.getString(SIMCARD, "2").equals("0") && !sp.getString(SIMCARD, "2").equals("1"))  
                {  
                    editor.putString(SIMCARD, "0");  
                }  
                editor.putBoolean(SIMCARD_1, true);  
                editor.putBoolean(SIMCARD_2, false);  

                tv2.setText("卡一可用");  

            } else  
            {// 两个卡都不可用(飞行模式会出现这种种情况) 
                editor.putBoolean(SIMCARD_1, false);  
                editor.putBoolean(SIMCARD_2, false);  

                tv2.setText("飞行模式");  
            }  
        } else  
        {  
            // 保存为单卡手机 
            editor.putString(SIMCARD, "0");  
            editor.putBoolean(ISDOUBLE, false);  
        }  
        editor.commit();  
    }  

    @Override  
    public boolean onCreateOptionsMenu(Menu menu)  
    {  
        // Inflate the menu; this adds items to the action bar if it is present. 
        getMenuInflater().inflate(R.menu.main, menu);  
        return true;  
    }  

}