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Commit b307d623 authored by Shuo Qian's avatar Shuo Qian
Browse files

Mainline API - Make a new method for Intent.resolveSystemService 

Test: manual; treehugger
Bug: 147303724
Bug: 138745534
Change-Id: I0c418220c61154300daf0c9e0487c9b6cb031f27
parent 21a593e3

src/java/com/android/internal/telephony/WapPushOverSms.java

+33 −1
Original line number Diff line number Diff line
@@ -20,6 +20,8 @@ import static com.google.android.mms.pdu.PduHeaders.MESSAGE_TYPE_DELIVERY_IND; 
import static com.google.android.mms.pdu.PduHeaders.MESSAGE_TYPE_NOTIFICATION_IND;

import static com.google.android.mms.pdu.PduHeaders.MESSAGE_TYPE_READ_ORIG_IND;



import android.annotation.NonNull;

import android.annotation.Nullable;

import android.app.Activity;

import android.app.AppOpsManager;

import android.app.BroadcastOptions;
@@ -31,6 +33,8 @@ import android.content.Context; 
import android.content.Intent;

import android.content.IntentFilter;

import android.content.ServiceConnection;

import android.content.pm.PackageManager;

import android.content.pm.ResolveInfo;

import android.database.Cursor;

import android.database.DatabaseUtils;

import android.database.sqlite.SQLiteException;
@@ -61,6 +65,7 @@ import com.google.android.mms.pdu.PduPersister; 
import com.google.android.mms.pdu.ReadOrigInd;



import java.util.HashMap;

import java.util.List;



/**

 * WAP push handler class.
@@ -109,7 +114,7 @@ public class WapPushOverSms implements ServiceConnection { 


    private void bindWapPushManagerService(Context context) {

        Intent intent = new Intent(IWapPushManager.class.getName());

        ComponentName comp = intent.resolveSystemService(context.getPackageManager(), 0);

        ComponentName comp = resolveSystemService(context.getPackageManager(), intent);

        intent.setComponent(comp);

        if (comp == null || !context.bindService(intent, this, Context.BIND_AUTO_CREATE)) {

            Rlog.e(TAG, "bindService() for wappush manager failed");
@@ -121,6 +126,33 @@ public class WapPushOverSms implements ServiceConnection { 
        }

    }



    /**

     * Special function for use by the system to resolve service

     * intents to system apps.  Throws an exception if there are

     * multiple potential matches to the Intent.  Returns null if

     * there are no matches.

     */

    private static @Nullable ComponentName resolveSystemService(@NonNull PackageManager pm,

            @NonNull Intent intent) {

        List<ResolveInfo> results = pm.queryIntentServices(

                intent, PackageManager.MATCH_SYSTEM_ONLY);

        if (results == null) {

            return null;

        }

        ComponentName comp = null;

        for (int i = 0; i < results.size(); i++) {

            ResolveInfo ri = results.get(i);

            ComponentName foundComp = new ComponentName(ri.serviceInfo.applicationInfo.packageName,

                    ri.serviceInfo.name);

            if (comp != null) {

                throw new IllegalStateException("Multiple system services handle " + intent

                    + ": " + comp + ", " + foundComp);

            }

            comp = foundComp;

        }

        return comp;

    }



    @Override

    public void onServiceConnected(ComponentName name, IBinder service) {

        mWapPushManager = IWapPushManager.Stub.asInterface(service);