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      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 android.content.Intent;
     20 import android.content.pm.ApplicationInfo;
     21 import org.xmlpull.v1.XmlPullParser;
     22 import org.xmlpull.v1.XmlPullParserException;
     23 
     24 import java.io.IOException;
     25 
     26 class AndFilter extends FilterList {
     27     @Override
     28     public boolean matches(IntentFirewall ifw, Intent intent, ApplicationInfo callerApp,
     29             int callerUid, int callerPid, String resolvedType, ApplicationInfo resolvedApp) {
     30         for (int i=0; i<children.size(); i++) {
     31             if (!children.get(i).matches(ifw, intent, callerApp, callerUid, callerPid, resolvedType,
     32                     resolvedApp)) {
     33                 return false;
     34             }
     35         }
     36         return true;
     37     }
     38 
     39     public static final FilterFactory FACTORY = new FilterFactory("and") {
     40         @Override
     41         public Filter newFilter(XmlPullParser parser)
     42                 throws IOException, XmlPullParserException {
     43             return new AndFilter().readFromXml(parser);
     44         }
     45     };
     46 }
     47