Home | History | Annotate | Download | only in firewall
      1 /*
      2  * Copyright (C) 2013 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 com.android.server.firewall;
     18 
     19 import com.android.internal.util.XmlUtils;
     20 import org.xmlpull.v1.XmlPullParser;
     21 import org.xmlpull.v1.XmlPullParserException;
     22 
     23 import java.io.IOException;
     24 import java.util.ArrayList;
     25 
     26 abstract class FilterList implements Filter {
     27     protected final ArrayList<Filter> children = new ArrayList<Filter>();
     28 
     29     public FilterList readFromXml(XmlPullParser parser) throws IOException, XmlPullParserException {
     30         int outerDepth = parser.getDepth();
     31         while (XmlUtils.nextElementWithin(parser, outerDepth)) {
     32             readChild(parser);
     33         }
     34         return this;
     35     }
     36 
     37     protected void readChild(XmlPullParser parser) throws IOException, XmlPullParserException {
     38         Filter filter = IntentFirewall.parseFilter(parser);
     39         children.add(filter);
     40     }
     41 }
     42