/**
* Constructor that uses the default settings of the MMS Client.
*
* @param context The context of the MMS Client
*/
public TransactionSettings(Context context, String apnName) {
if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) {
Log.v(TAG, "TransactionSettings: apnName: " + apnName);
}
String selection = Telephony.Carriers.CURRENT + " IS NOT NULL";
String[] selectionArgs = null;
if (!TextUtils.isEmpty(apnName)) {
selection += " AND " + Telephony.Carriers.APN + "=?";
selectionArgs = new String[] {apnName.trim()};
}
Cursor cursor =
SqliteWrapper.query(
context,
context.getContentResolver(),
Telephony.Carriers.CONTENT_URI,
APN_PROJECTION,
selection,
selectionArgs,
null);
if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) {
Log.v(
TAG,
"TransactionSettings looking for apn: "
+ selection
+ " returned: "
+ (cursor == null ? "null cursor" : (cursor.getCount() + " hits")));
}
if (cursor == null) {
Log.e(TAG, "Apn is not found in Database!");
return;
}
boolean sawValidApn = false;
try {
while (cursor.moveToNext() && TextUtils.isEmpty(mServiceCenter)) {
// Read values from APN settings
if (isValidApnType(cursor.getString(COLUMN_TYPE), PhoneConstants.APN_TYPE_MMS)) {
sawValidApn = true;
String mmsc = cursor.getString(COLUMN_MMSC);
if (mmsc == null) {
continue;
}
mServiceCenter = NetworkUtils.trimV4AddrZeros(mmsc.trim());
mProxyAddress = NetworkUtils.trimV4AddrZeros(cursor.getString(COLUMN_MMSPROXY));
if (isProxySet()) {
String portString = cursor.getString(COLUMN_MMSPORT);
try {
mProxyPort = Integer.parseInt(portString);
} catch (NumberFormatException e) {
if (TextUtils.isEmpty(portString)) {
Log.w(TAG, "mms port not set!");
} else {
Log.e(TAG, "Bad port number format: " + portString, e);
}
}
}
}
}
} finally {
cursor.close();
}
Log.v(TAG, "APN setting: MMSC: " + mServiceCenter + " looked for: " + selection);
if (sawValidApn && TextUtils.isEmpty(mServiceCenter)) {
Log.e(TAG, "Invalid APN setting: MMSC is empty");
}
}
/**
* Load APN settings from system
*
* @param context
* @param apnName the optional APN name to match
*/
public static ApnSettings load(Context context, String apnName, int subId) throws ApnException {
if (Log.isLoggable(TAG, Log.VERBOSE)) {
Log.v(TAG, "ApnSettings: apnName " + apnName);
}
// TODO: CURRENT semantics is currently broken in telephony. Revive this when it is fixed.
// String selection = Telephony.Carriers.CURRENT + " IS NOT NULL";
String selection = null;
String[] selectionArgs = null;
apnName = apnName != null ? apnName.trim() : null;
if (!TextUtils.isEmpty(apnName)) {
// selection += " AND " + Telephony.Carriers.APN + "=?";
selection = Telephony.Carriers.APN + "=?";
selectionArgs = new String[] {apnName};
}
Cursor cursor = null;
try {
cursor =
SqliteWrapper.query(
context,
context.getContentResolver(),
Uri.withAppendedPath(Telephony.Carriers.CONTENT_URI, "/subId/" + subId),
APN_PROJECTION,
selection,
selectionArgs,
null /*sortOrder*/);
if (cursor != null) {
String mmscUrl = null;
String proxyAddress = null;
int proxyPort = -1;
while (cursor.moveToNext()) {
// Read values from APN settings
if (isValidApnType(cursor.getString(COLUMN_TYPE), PhoneConstants.APN_TYPE_MMS)) {
mmscUrl = trimWithNullCheck(cursor.getString(COLUMN_MMSC));
if (TextUtils.isEmpty(mmscUrl)) {
continue;
}
mmscUrl = NetworkUtils.trimV4AddrZeros(mmscUrl);
try {
new URI(mmscUrl);
} catch (URISyntaxException e) {
throw new ApnException("Invalid MMSC url " + mmscUrl);
}
proxyAddress = trimWithNullCheck(cursor.getString(COLUMN_MMSPROXY));
if (!TextUtils.isEmpty(proxyAddress)) {
proxyAddress = NetworkUtils.trimV4AddrZeros(proxyAddress);
final String portString = trimWithNullCheck(cursor.getString(COLUMN_MMSPORT));
if (portString != null) {
try {
proxyPort = Integer.parseInt(portString);
} catch (NumberFormatException e) {
Log.e(TAG, "Invalid port " + portString);
throw new ApnException("Invalid port " + portString);
}
}
}
return new ApnSettings(mmscUrl, proxyAddress, proxyPort, getDebugText(cursor));
}
}
}
} finally {
if (cursor != null) {
cursor.close();
}
}
throw new ApnException("Can not find valid APN");
}
