Initial checkin of AOSP Messaging app.
b/23110861 Change-Id: I9aa980d7569247d6b2ca78f5dcb4502e1eaadb8a
This commit is contained in:
Mike Dodd
@@ -0,0 +1,201 @@
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/*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.messaging.sms;
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import android.content.Context;
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import android.content.res.Configuration;
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import android.content.res.Resources;
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import android.content.res.XmlResourceParser;
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import android.os.Bundle;
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import android.support.v7.mms.CarrierConfigValuesLoader;
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import android.util.SparseArray;
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import com.android.messaging.R;
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import com.android.messaging.util.LogUtil;
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import com.android.messaging.util.OsUtil;
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import com.android.messaging.util.PhoneUtils;
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/**
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* Carrier configuration loader
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*
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* Loader tries to load from resources. If there is MMS API available, also
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* load from system.
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*/
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public class BugleCarrierConfigValuesLoader implements CarrierConfigValuesLoader {
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/*
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* Key types
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*/
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public static final String KEY_TYPE_INT = "int";
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public static final String KEY_TYPE_BOOL = "bool";
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public static final String KEY_TYPE_STRING = "string";
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private final Context mContext;
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// Cached values for subIds
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private final SparseArray<Bundle> mValuesCache;
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public BugleCarrierConfigValuesLoader(final Context context) {
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mContext = context;
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mValuesCache = new SparseArray<>();
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}
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@Override
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public Bundle get(int subId) {
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subId = PhoneUtils.getDefault().getEffectiveSubId(subId);
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Bundle values;
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String loadSource = null;
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synchronized (this) {
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values = mValuesCache.get(subId);
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if (values == null) {
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values = new Bundle();
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mValuesCache.put(subId, values);
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loadSource = loadLocked(subId, values);
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}
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}
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if (loadSource != null) {
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LogUtil.i(LogUtil.BUGLE_TAG, "Carrier configs loaded: " + values
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+ " from " + loadSource + " for subId=" + subId);
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}
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return values;
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}
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/**
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* Clear the cache for reloading
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*/
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public void reset() {
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synchronized (this) {
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mValuesCache.clear();
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}
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}
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/**
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* Loading carrier config values
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*
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* @param subId which SIM to load for
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* @param values the result to add to
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* @return the source of the config, could be "resources" or "resources+system"
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*/
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private String loadLocked(final int subId, final Bundle values) {
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// Load from resources in earlier platform
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loadFromResources(subId, values);
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if (OsUtil.isAtLeastL()) {
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// Load from system to override if system API exists
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loadFromSystem(subId, values);
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return "resources+system";
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}
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return "resources";
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}
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/**
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* Load from system, using MMS API
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*
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* @param subId which SIM to load for
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* @param values the result to add to
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*/
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private static void loadFromSystem(final int subId, final Bundle values) {
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try {
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final Bundle systemValues =
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PhoneUtils.get(subId).getSmsManager().getCarrierConfigValues();
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if (systemValues != null) {
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values.putAll(systemValues);
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}
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} catch (final Exception e) {
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LogUtil.w(LogUtil.BUGLE_TAG, "Calling system getCarrierConfigValues exception", e);
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}
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}
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/**
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* Load from SIM-dependent resources
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*
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* @param subId which SIM to load for
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* @param values the result to add to
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*/
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private void loadFromResources(final int subId, final Bundle values) {
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// Get a subscription-dependent context for loading the mms_config.xml
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final Context subContext = getSubDepContext(mContext, subId);
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// Load and parse the XML
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XmlResourceParser parser = null;
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try {
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parser = subContext.getResources().getXml(R.xml.mms_config);
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final ApnsXmlProcessor processor = ApnsXmlProcessor.get(parser);
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processor.setMmsConfigHandler(new ApnsXmlProcessor.MmsConfigHandler() {
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@Override
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public void process(final String mccMnc, final String key, final String value,
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final String type) {
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update(values, type, key, value);
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}
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});
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processor.process();
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} catch (final Resources.NotFoundException e) {
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LogUtil.w(LogUtil.BUGLE_TAG, "Can not find mms_config.xml");
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} finally {
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if (parser != null) {
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parser.close();
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}
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}
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}
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/**
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* Get a subscription's Context so we can load resources from it
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*
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* @param context the sub-independent Context
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* @param subId the SIM's subId
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* @return the sub-dependent Context
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*/
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private static Context getSubDepContext(final Context context, final int subId) {
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if (!OsUtil.isAtLeastL_MR1()) {
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return context;
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}
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final int[] mccMnc = PhoneUtils.get(subId).getMccMnc();
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final int mcc = mccMnc[0];
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final int mnc = mccMnc[1];
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final Configuration subConfig = new Configuration();
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if (mcc == 0 && mnc == 0) {
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Configuration config = context.getResources().getConfiguration();
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subConfig.mcc = config.mcc;
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subConfig.mnc = config.mnc;
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} else {
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subConfig.mcc = mcc;
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subConfig.mnc = mnc;
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}
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return context.createConfigurationContext(subConfig);
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}
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/**
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* Add or update a carrier config key/value pair to the Bundle
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*
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* @param values the result Bundle to add to
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* @param type the value type
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* @param key the key
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* @param value the value
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*/
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public static void update(final Bundle values, final String type, final String key,
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final String value) {
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try {
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if (KEY_TYPE_INT.equals(type)) {
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values.putInt(key, Integer.parseInt(value));
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} else if (KEY_TYPE_BOOL.equals(type)) {
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values.putBoolean(key, Boolean.parseBoolean(value));
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} else if (KEY_TYPE_STRING.equals(type)){
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values.putString(key, value);
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}
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} catch (final NumberFormatException e) {
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LogUtil.w(LogUtil.BUGLE_TAG, "Add carrier values: "
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+ "invalid " + key + "," + value + "," + type);
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}
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}
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}
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