java/core-libraries/Android.bp

// Copyright (C) 2021 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.

//
// Definitions for building the Android core libraries, i.e. ART, I18n and
// Conscrypt.
//
// These are here as the definitions are used by the build itself and include
// parts from all three of those modules.
//

// A stubs target containing the parts of the public SDK API provided by the
// core libraries.
//
// Don't use this directly, use "sdk_version: core_current".
package {
    default_applicable_licenses: ["Android-Apache-2.0"],
}

dist_targets = [
    "sdk",
    "win_sdk",
]

java_library {
    name: "core.current.stubs",
    visibility: ["//visibility:public"],
    static_libs: [
        "art.module.public.api.stubs",
        "conscrypt.module.public.api.stubs",
        "i18n.module.public.api.stubs",
    ],
    sdk_version: "none",
    system_modules: "none",

    dist: {
        targets: dist_targets,
    },
}

// Distributed with the SDK for turning into system modules to compile apps
// against.
//
// Also, produces dist files that are used by the
// prebuilts/sdk/update_prebuilts.py script to update the prebuilts/sdk
// directory.
java_library {
    name: "core-current-stubs-for-system-modules",
    visibility: ["//development/sdk"],
    static_libs: [
        "core.current.stubs",
        // This one is not on device but it's needed when javac compiles code
        // containing lambdas.
        "core-lambda-stubs-for-system-modules",
    ],
    sdk_version: "none",
    system_modules: "none",
    dists: [
        {
            // Legacy dist location for the public file.
            dest: "core-for-system-modules.jar",
            targets: dist_targets,
        },
        {
            dest: "system-modules/public/core-for-system-modules.jar",
            targets: dist_targets,
        },
    ],
}

// Defaults module to strip out android annotations
java_defaults {
    name: "system-modules-no-annotations",
    sdk_version: "none",
    system_modules: "none",
    jarjar_rules: "jarjar-strip-annotations-rules.txt",
}

// Same as core-current-stubs-for-system-modules, but android annotations are
// stripped.
java_library {
    name: "core-current-stubs-for-system-modules-no-annotations",
    visibility: ["//development/sdk"],
    defaults: [
        "system-modules-no-annotations",
    ],
    static_libs: [
        "core-current-stubs-for-system-modules",
    ],
    dists: [
        {
            // Legacy dist location for the public file.
            dest: "core-for-system-modules-no-annotations.jar",
            targets: dist_targets,
        },
        {
            dest: "system-modules/public/core-for-system-modules-no-annotations.jar",
            targets: dist_targets,
        },
    ],
}

// Used when compiling higher-level code against core.current.stubs.
java_system_modules {
    name: "core-public-stubs-system-modules",
    visibility: ["//visibility:public"],
    libs: [
        "core-current-stubs-for-system-modules-no-annotations",
    ],
}

// A stubs target containing the parts of the public SDK & @SystemApi(MODULE_LIBRARIES) API
// provided by the core libraries.
//
// Don't use this directly, use "sdk_version: module_current".
java_library {
    name: "core.module_lib.stubs",
    static_libs: [
        "art.module.public.api.stubs.module_lib",

        // Replace the following with the module-lib correspondence when Conscrypt or i18N module
        // provides @SystemApi(MODULE_LIBRARIES). Currently, assume that only ART module provides
        // @SystemApi(MODULE_LIBRARIES).
        "conscrypt.module.public.api.stubs",
        "i18n.module.public.api.stubs",
    ],
    sdk_version: "none",
    system_modules: "none",
    visibility: ["//visibility:private"],
}

// Produces a dist file that is used by the
// prebuilts/sdk/update_prebuilts.py script to update the prebuilts/sdk
// directory.
java_library {
    name: "core-module-lib-stubs-for-system-modules",
    visibility: ["//visibility:private"],
    static_libs: [
        "core.module_lib.stubs",
        // This one is not on device but it's needed when javac compiles code
        // containing lambdas.
        "core-lambda-stubs-for-system-modules",
    ],
    sdk_version: "none",
    system_modules: "none",
    dist: {
        dest: "system-modules/module-lib/core-for-system-modules.jar",
        targets: dist_targets,
    },
}

// Same as core-module-lib-stubs-for-system-modules, but android annotations are
// stripped. This is used by the Java toolchain, while the annotated stub is to
// be used by Kotlin one.
java_library {
    name: "core-module-lib-stubs-for-system-modules-no-annotations",
    visibility: ["//visibility:private"],
    defaults: [
        "system-modules-no-annotations",
    ],
    static_libs: [
        "core-module-lib-stubs-for-system-modules",
    ],
    dist: {
        dest: "system-modules/module-lib/core-for-system-modules-no-annotations.jar",
        targets: dist_targets,
    },
}

// Used when compiling higher-level code with sdk_version "module_current"
java_system_modules {
    name: "core-module-lib-stubs-system-modules",
    libs: [
        "core-module-lib-stubs-for-system-modules-no-annotations",
    ],
    visibility: ["//visibility:public"],
}

// Ideally this should be a restricted allowlist but there are hundreds of modules that depend on
// this.
// TODO(http://b/134561230) - limit the number of dependents on this.
core_platform_visibility = ["//visibility:public"]

// Libraries containing the core platform API stubs for the core libraries.
//
// Although this stubs library is primarily used by the Java compiler / build to indicate
// the core platform API surface area, compile_dex: true is used so that the Core Platform
// API annotations are available to the dex tools that enable enforcement of runtime
// accessibility. b/119068555
java_library {
    name: "legacy.core.platform.api.stubs",
    visibility: core_platform_visibility,
    hostdex: true,
    compile_dex: true,

    sdk_version: "none",
    system_modules: "none",
    static_libs: [
        "art.module.public.api.stubs.module_lib",
        "conscrypt.module.platform.api.stubs",
        "legacy.i18n.module.platform.api.stubs",
    ],
    patch_module: "java.base",
}

// Same as legacy.core.platform.api.stubs, but android annotations are
// stripped. This is used by the Java toolchain, while the annotated stub is to
// be used by Kotlin one.
java_library {
    name: "legacy.core.platform.api.no.annotations.stubs",
    visibility: core_platform_visibility,
    defaults: [
        "system-modules-no-annotations",
    ],
    hostdex: true,
    compile_dex: true,

    static_libs: [
        "legacy.core.platform.api.stubs",
    ],
    patch_module: "java.base",
}

java_library {
    name: "stable.core.platform.api.stubs",
    visibility: core_platform_visibility,
    hostdex: true,
    compile_dex: true,

    sdk_version: "none",
    system_modules: "none",
    static_libs: [
        "art.module.public.api.stubs.module_lib",
        // conscrypt only has a stable version, so it is okay to depend on it here:
        "conscrypt.module.platform.api.stubs",
        "stable.i18n.module.platform.api.stubs",
    ],
    patch_module: "java.base",
}

// Same as stable.core.platform.api.stubs, but android annotations are
// stripped. This is used by the Java toolchain, while the annotated stub is to
// be used by Kotlin one.
java_library {
    name: "stable.core.platform.api.no.annotations.stubs",
    visibility: core_platform_visibility,
    defaults: [
        "system-modules-no-annotations",
    ],
    hostdex: true,
    compile_dex: true,

    static_libs: [
        "stable.core.platform.api.stubs",
    ],
    patch_module: "java.base",
}

// Used when compiling higher-level code against *.core.platform.api.stubs.
java_system_modules {
    name: "legacy-core-platform-api-stubs-system-modules",
    visibility: core_platform_visibility,
    libs: [
        "legacy.core.platform.api.no.annotations.stubs",
        // This one is not on device but it's needed when javac compiles code
        // containing lambdas.
        "core-lambda-stubs-for-system-modules",
    ],
}

java_system_modules {
    name: "stable-core-platform-api-stubs-system-modules",
    visibility: core_platform_visibility,
    libs: [
        "stable.core.platform.api.no.annotations.stubs",
        // This one is not on device but it's needed when javac compiles code
        // containing lambdas.
        "core-lambda-stubs-for-system-modules",
    ],
}

// Used when compiling higher-level code against art.module.public.api.stubs.
// This abstraction should come from the inner tree linking against the stubs
// and not from an "sdk", since parts of this abstraction do not belong to an
// official API (e.g. stub-annotations).
//
// This is only intended for use within core libraries and must not be used
// from outside.
java_system_modules {
    name: "art-module-public-api-stubs-system-modules",
    visibility: [
        "//art/build/sdk",
        "//external/conscrypt",
        "//external/icu/android_icu4j",
        "//external/wycheproof",
    ],
    libs: [
        "art.module.public.api.stubs",
        // This one is not on device but it's needed when javac compiles code
        // containing lambdas.
        "core-lambda-stubs-for-system-modules",

        // Ensure that core libraries that depend on the public API can access
        // the UnsupportedAppUsage, CorePlatformApi and IntraCoreApi
        // annotations.
        "art.module.api.annotations.for.system.modules",

        // Make nullability annotations available when compiling public stubs.
        // They are provided as a separate library because while the
        // annotations are not themselves part of the public API provided by
        // this module they are used in the stubs.
        "stub-annotations",
    ],
}

// Used when compiling higher-level code against art.module.public.api.stubs.module_lib.
//
// This is only intended for use within core libraries and must not be used
// from outside.
java_system_modules {
    name: "art-module-lib-api-stubs-system-modules",
    visibility: [
        "//art/build/sdk",
        "//external/conscrypt",
        "//external/icu/android_icu4j",
    ],
    libs: [
        "art.module.public.api.stubs.module_lib",
    ],
}

// Used when compiling against art.module.intra.core.api.stubs.
java_system_modules {
    name: "art-module-intra-core-api-stubs-system-modules",
    visibility: [
        "//art/build/sdk",
        "//external/bouncycastle",
        "//external/conscrypt",
        "//external/icu/android_icu4j",
    ],
    libs: [
        // The intra core API stubs library.
        "art.module.intra.core.api.stubs",

        // Additional classes needed by javac but which are not present in the stubs.
        "art-module-intra-core-api-stubs-system-modules-lib",
    ],
}