1 /* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package androidx.appcompat.mms; 18 19 import android.content.ContentValues; 20 21 import org.xmlpull.v1.XmlPullParser; 22 import org.xmlpull.v1.XmlPullParserException; 23 24 import java.io.IOException; 25 26 /** 27 * Parser for built-in XML resource file for APN list 28 */ 29 class ApnsXmlParser extends MmsXmlResourceParser { 30 interface ApnProcessor { process(ContentValues apnValues)31 void process(ContentValues apnValues); 32 } 33 34 private static final String TAG_APNS = "apns"; 35 private static final String TAG_APN = "apn"; 36 37 private final ApnProcessor mApnProcessor; 38 39 private final ContentValues mValues = new ContentValues(); 40 ApnsXmlParser(final XmlPullParser parser, final ApnProcessor apnProcessor)41 ApnsXmlParser(final XmlPullParser parser, final ApnProcessor apnProcessor) { 42 super(parser); 43 mApnProcessor = apnProcessor; 44 } 45 46 // Parse one APN 47 @Override parseRecord()48 protected void parseRecord() throws IOException, XmlPullParserException { 49 if (TAG_APN.equals(mInputParser.getName())) { 50 mValues.clear(); 51 // Collect all the attributes 52 for (int i = 0; i < mInputParser.getAttributeCount(); i++) { 53 final String key = mInputParser.getAttributeName(i); 54 if (key != null) { 55 mValues.put(key, mInputParser.getAttributeValue(i)); 56 } 57 } 58 // We are done parsing one APN, call the handler 59 if (mApnProcessor != null) { 60 mApnProcessor.process(mValues); 61 } 62 } 63 // We are at the end tag 64 if (mInputParser.next() != XmlPullParser.END_TAG) { 65 throw new XmlPullParserException("Expecting end tag @" + xmlParserDebugContext()); 66 } 67 } 68 69 @Override getRootTag()70 protected String getRootTag() { 71 return TAG_APNS; 72 } 73 } 74