Android APN

// APN列表资源
private static Uri APN_LIST_URI = Uri.parse("content://telephony/carriers");

// 默认APN资源（当前正在使用的apn）
private static Uri PREFERRED_APN_URI = Uri.parse("content://telephony/carriers/preferapn");

int id = -1;
ContentResolver resolver = context.getContentResolver();
Cursor c = resolver.query(APN_LIST_URI, new String[] { "_id", "name", "apn" }, "apn like '%myapn%'", null, null); //从apn列表中查找apn名称为myapn的apn信息
if (c != null && c.moveToNext()) {
   id = c.getShort(c.getColumnIndex("_id")); //获取该apn的id信息
   System.out.println("APN已经存在");
} else {
   System.out.println("APN不存在");        
}

protected String getSIMInfo() {
    TelephonyManager iPhoneManager = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
    return iPhoneManager.getSimOperator();
}


public int AddXFTApn() {
    System.out.println("添加一个新的apn ==> XFT APN");
    int apnId = -1;
    String NUMERIC = getSIMInfo();
    if (NUMERIC == null) {
        Toast.makeText(context, "不存在SIM卡", Toast.LENGTH_SHORT).show();
        return -1;
    }
    ContentResolver resolver = context.getContentResolver();
    ContentValues values = new ContentValues();

    values.put("name",“专用APN”); //apn中文描述
    values.put("apn", “myapn”);  //apn名称
    values.put("type", "default,supl");
    values.put("numeric", NUMERIC);
    values.put("mcc", NUMERIC.substring(0, 3));
    values.put("mnc", NUMERIC.substring(3, NUMERIC.length()));
    values.put("proxy", "");
    values.put("port", "");
    values.put("mmsproxy", "");
    values.put("mmsport", "");
    values.put("user", "");
    values.put("server", "");
    values.put("password", "");
    values.put("mmsc", "");
    Cursor c = null;
    // 获取新添加的apn的ID
    try {
        Uri newRow = resolver.insert(APN_LIST_URI, values);
        if (newRow != null) {
            c = resolver.query(newRow, null, null, null, null);
            int idindex = c.getColumnIndex("_id");
            c.moveToFirst();
            apnId = idindex;
        }
    } catch (SQLException e) {
        e.printStackTrace();
    }
    if (c != null)
        c.close();
    return apnId;
}

public boolean setDefaultApn(int apnId) { 
    //  System.out.println("设置选中的apnID ==》 " + apnId);
    boolean res = false;
    ContentResolver resolver = context.getContentResolver();
    ContentValues values = new ContentValues();
    values.put("apn_id", apnId);
    try {
        resolver.update(PREFERRED_APN_URI, values, null, null);
        Cursor c = resolver.query(PREFERRED_APN_URI, new String[] { "name", "apn" }, "_id=" + apnId, null, null);
        if (c != null) {
            res = true;
            c.close();
        }
    } catch (SQLException e) {
        e.printStackTrace();
    }
    return res;
}

protected String getSIMInfo() {
 2     TelephonyManager iPhoneManager = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
 3     return iPhoneManager.getSimOperator();
 4 }
 5 
 6 
 7 public int AddXFTApn() {
 8     System.out.println("添加一个新的apn ==> XFT APN");
 9     int apnId = -1;
10     String NUMERIC = getSIMInfo();
11     if (NUMERIC == null) {
12         Toast.makeText(context, "不存在SIM卡", Toast.LENGTH_SHORT).show();
13         return -1;
14     }
15     ContentResolver resolver = context.getContentResolver();
16     ContentValues values = new ContentValues();
17 
18     values.put("name",“专用APN”); //apn中文描述
19     values.put("apn", “myapn”);  //apn名称
20     values.put("type", "default,supl");
21     values.put("numeric", NUMERIC);
22     values.put("mcc", NUMERIC.substring(0, 3));
23     values.put("mnc", NUMERIC.substring(3, NUMERIC.length()));
24     values.put("proxy", "");
25     values.put("port", "");
26     values.put("mmsproxy", "");
27     values.put("mmsport", "");
28     values.put("user", "");
29     values.put("server", "");
30     values.put("password", "");
31     values.put("mmsc", "");
32     Cursor c = null;
33     // 获取新添加的apn的ID
34     try {
35         Uri newRow = resolver.insert(APN_LIST_URI, values);
36         if (newRow != null) {
37             c = resolver.query(newRow, null, null, null, null);
38             int idindex = c.getColumnIndex("_id");
39             c.moveToFirst();
40             apnId = idindex;
41         }
42     } catch (SQLException e) {
43         e.printStackTrace();
44     }
45     if (c != null)
46         c.close();
47     return apnId;
48 }