取值 1111

读取android　etc目录下的xml文件【原创】 
2011-03-19 15:01
读取android　etc目录下的xml文件

读取device\qsts\aspen_common\rootfs\etc目录下的xml文件,比如spn-conf.xml

<?xml version="1.0" encoding="utf-8"?>

<spnOverrides>

<!--

@Author: HTC Shawn Ku

@Date: 2010/02/23


This is a list for operator specific SPNs.

We will use below SPN for instead if numeric is matched.

    

Format is listed as below:

<spnOverrides

   numeric="MCC+MNC"

   spn="SPN Name"/>

-->

    <spnOverride

        numeric="44020"

        spn="SoftBank"/> 

    <spnOverride

        numeric="46000"

        spn="中国移动"/>

 <spnOverride

        numeric="46001"

        spn="中国联通"/>

    <spnOverride

        numeric="46002"

        spn="中国移动"/>        

    <spnOverride

        numeric="46003"

        spn="中国电信"/>        

    <spnOverride

        numeric="46005"

        spn="中国电信"/>        

   <spnOverride

        numeric="46006"

        spn="中国联通"/>

    <spnOverride

        numeric="46007"

        spn="中国移动"/>        

</spnOverrides>

 

 

 

 

android java代码:

/*

 * Copyright (C) 2009 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

 

package com.android.internal.telephony.gsm;

 

import java.io.File;

import java.io.FileNotFoundException;

import java.io.FileReader;

import java.io.IOException;

import java.util.HashMap;

 

import org.xmlpull.v1.XmlPullParser;

import org.xmlpull.v1.XmlPullParserException;

 

import android.os.Environment;

import android.util.Log;

import android.util.Xml;

 

import com.android.internal.util.XmlUtils;

 

public class SpnOverride {

    private HashMap<String, String> CarrierSpnMap;

 

 

    static final String LOG_TAG = "GSM";

    static final String PARTNER_SPN_OVERRIDE_PATH ="etc/spn-conf.xml";

 

    SpnOverride () {

        CarrierSpnMap = new HashMap<String, String>();

        loadSpnOverrides();

    }

 

    boolean containsCarrier(String carrier) {

        return CarrierSpnMap.containsKey(carrier);

    }

 

    String getSpn(String carrier) {

        return CarrierSpnMap.get(carrier);

    }

 

    private void loadSpnOverrides() {

        FileReader spnReader;

 

        final File spnFile = new File(Environment.getRootDirectory(),

                PARTNER_SPN_OVERRIDE_PATH);

 

        try {

            spnReader = new FileReader(spnFile);

        } catch (FileNotFoundException e) {

            Log.w(LOG_TAG, "Can't open " +

                    Environment.getRootDirectory() + "/" + PARTNER_SPN_OVERRIDE_PATH);

            return;

        }

 

        try {

            XmlPullParser parser = Xml.newPullParser();

            parser.setInput(spnReader);

 

            XmlUtils.beginDocument(parser, "spnOverrides");

 

            while (true) {

                XmlUtils.nextElement(parser);

 

                String name = parser.getName();

                if (!"spnOverride".equals(name)) {

                    break;

                }

 

                String numeric = parser.getAttributeValue(null, "numeric");

                String data    = parser.getAttributeValue(null, "spn");

 

                CarrierSpnMap.put(numeric, data);

            }

        } catch (XmlPullParserException e) {

            Log.w(LOG_TAG, "Exception in spn-conf parser " + e);

        } catch (IOException e) {

            Log.w(LOG_TAG, "Exception in spn-conf parser " + e);

        }

    }

 

}