android/content/pm/OrgApacheHttpLegacyUpdater.java

/*
 * Copyright (C) 2018 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 android.content.pm;

import static android.content.pm.SharedLibraryNames.ORG_APACHE_HTTP_LEGACY;

import android.content.pm.PackageParser.Package;

import com.android.internal.annotations.VisibleForTesting;

/**
 * Updates a package to ensure that if it targets < P that the org.apache.http.legacy library is
 * included by default.
 *
 * <p>This is separated out so that it can be conditionally included at build time depending on
 * whether org.apache.http.legacy is on the bootclasspath or not. In order to include this at
 * build time, and remove org.apache.http.legacy from the bootclasspath pass
 * REMOVE_OAHL_FROM_BCP=true on the build command line, otherwise this class will not be included
 * and the
 *
 * @hide
 */
@VisibleForTesting
public class OrgApacheHttpLegacyUpdater extends PackageSharedLibraryUpdater {

    @Override
    public void updatePackage(Package pkg) {
        // Packages targeted at <= O_MR1 expect the classes in the org.apache.http.legacy library
        // to be accessible so this maintains backward compatibility by adding the
        // org.apache.http.legacy library to those packages.
        if (apkTargetsApiLevelLessThanOrEqualToOMR1(pkg)) {
            prefixRequiredLibrary(pkg, ORG_APACHE_HTTP_LEGACY);
        }
    }
}