automotive/vehicle/tools/generate_emu_metadata/Android.bp

/*
 * Copyright (C) 2024 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 {
    default_applicable_licenses: ["Android-Apache-2.0"],
}

java_binary_host {
    name: "EnumMetadataGenerator",
    srcs: ["src/**/*.java"],
    manifest: "manifest.txt",
    static_libs: [
        "javaparser",
        "javaparser-symbol-solver",
        "json-prebuilt",
        "androidx.annotation_annotation",
    ],
}

// A rule to convert VHAL property AIDL files to java files.
gensrcs {
    name: "gen_vehicle_property_java_file",
    srcs: [
        ":android.hardware.automotive.vehicle.property-files",
    ],
    tools: ["aidl"],
    cmd: "$(location aidl) --lang=java --structured --stability=vintf $(in) -I hardware/interfaces/automotive/vehicle/aidl_property --out $(genDir)/hardware/interfaces/automotive/vehicle/aidl_property",
    output_extension: "java",
}

// A target to check whether android.hardware.automotive.vehicle-types-meta.json
// needs to be updated. The output is just an empty cpp file to be included
// in the higher-level build target.
// It will generate generated.json at output directory based on VHAL property
// java files and check it against
// android.hardware.automotive.vehicle-types-meta.json. If not the same, the
// build will fail.
genrule {
    name: "check_generated_enum_metadata_json",
    tools: ["EnumMetadataGenerator"],
    srcs: [
        ":android.hardware.automotive.vehicle-types-meta",
        ":gen_vehicle_property_java_file",
    ],
    cmd: "$(location EnumMetadataGenerator) --check_against $(location :android.hardware.automotive.vehicle-types-meta) --output_empty_file $(out) --output_json $(genDir)/generate_enum_metadata.json --input_files $(locations :gen_vehicle_property_java_file)",
    out: ["generate_enum_metadata_checked.cpp"],
}