Android获取本机号码（双卡双待无法获取两个号码）

搞了一个想获取Android手机的本机号码的功能，但是发现双卡双待的手机是无法获取到两个号码 的。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 TextViewtv;private TextViewtv2;// ///////////////////////////////////static StringISDOUBLE;static StringSIMCARD;static StringSIMCARD_1;static StringSIMCARD_2;static booleanisDouble;// //////////////////////////////////@Overrideprotected 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1result_0 = method.invoke(tm, new Object[]{ new Integer(0) });// 获取SIM卡2result_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();}@Overridepublic 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;}}

当然不要忘记添加权限：<uses-permission android:name="android.permission.READ_PHONE_STATE" />