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Commit 7b4c46e4 authored by Zhi Dou's avatar Zhi Dou Committed by Gerrit Code Review
Browse files

Merge "add PlatformAconfigPackageInternal" into main

parents 9712d1e4 589b6a9c

tools/aconfig/aconfig_storage_file/srcs/android/aconfig/storage/AconfigStorageException.java

+4 −0
Original line number Diff line number Diff line
@@ -39,6 +39,8 @@ public class AconfigStorageException extends RuntimeException { 
    /** Error code indicating that there was an error reading the Aconfig Storage file. */

    public static final int ERROR_CANNOT_READ_STORAGE_FILE = 4;



    public static final int ERROR_FILE_FINGERPRINT_MISMATCH = 5;



    private final int mErrorCode;



    /**
@@ -126,6 +128,8 @@ public class AconfigStorageException extends RuntimeException { 
                return "ERROR_CONTAINER_NOT_FOUND";

            case ERROR_CANNOT_READ_STORAGE_FILE:

                return "ERROR_CANNOT_READ_STORAGE_FILE";

            case ERROR_FILE_FINGERPRINT_MISMATCH:

                return "ERROR_FILE_FINGERPRINT_MISMATCH";

            default:

                return "<Unknown error code " + mErrorCode + ">";

        }

tools/aconfig/aconfig_storage_file/srcs/android/aconfig/storage/FileType.java

+16 −0
Original line number Diff line number Diff line
@@ -42,4 +42,20 @@ public enum FileType { 
                return null;

        }

    }



    @Override

    public String toString() {

        switch (type) {

            case 0:

                return "PACKAGE_MAP";

            case 1:

                return "FLAG_MAP";

            case 2:

                return "FLAG_VAL";

            case 3:

                return "FLAG_INFO";

            default:

                return "unrecognized type";

        }

    }

}

tools/aconfig/aconfig_storage_file/srcs/android/aconfig/storage/StorageFileProvider.java

+19 −8
Original line number Diff line number Diff line
@@ -26,7 +26,10 @@ import java.nio.file.Path; 
import java.nio.file.Paths;

import java.nio.file.StandardOpenOption;

import java.util.ArrayList;

import java.util.Arrays;

import java.util.HashSet;

import java.util.List;

import java.util.Set;



/** @hide */

public class StorageFileProvider {
@@ -52,13 +55,20 @@ public class StorageFileProvider { 
    }



    /** @hide */

    public List<Path> listPackageMapFiles() {

        List<Path> result = new ArrayList<>();

    public List<String> listContainers(String[] excludes) {

        List<String> result = new ArrayList<>();

        Set<String> set = new HashSet<>(Arrays.asList(excludes));



        try {

            DirectoryStream<Path> stream =

                    Files.newDirectoryStream(Paths.get(mMapPath), "*" + PMAP_FILE_EXT);

            for (Path entry : stream) {

                result.add(entry);

                String fileName = entry.getFileName().toString();

                String container =

                        fileName.substring(0, fileName.length() - PMAP_FILE_EXT.length());

                if (!set.contains(container)) {

                    result.add(container);

                }

            }

        } catch (NoSuchFileException e) {

            return result;
@@ -77,22 +87,23 @@ public class StorageFileProvider { 


    /** @hide */

    public FlagTable getFlagTable(String container) {

        return FlagTable.fromBytes(mapStorageFile(Paths.get(mMapPath, container + FMAP_FILE_EXT)));

        return FlagTable.fromBytes(

                mapStorageFile(Paths.get(mMapPath, container + FMAP_FILE_EXT), FileType.FLAG_MAP));

    }



    /** @hide */

    public FlagValueList getFlagValueList(String container) {

        return FlagValueList.fromBytes(

                mapStorageFile(Paths.get(mBootPath, container + VAL_FILE_EXT)));

                mapStorageFile(Paths.get(mBootPath, container + VAL_FILE_EXT), FileType.FLAG_VAL));

    }



    /** @hide */

    public static PackageTable getPackageTable(Path path) {

        return PackageTable.fromBytes(mapStorageFile(path));

        return PackageTable.fromBytes(mapStorageFile(path, FileType.PACKAGE_MAP));

    }



    // Map a storage file given file path

    private static MappedByteBuffer mapStorageFile(Path file) {

    private static MappedByteBuffer mapStorageFile(Path file, FileType type) {

        FileChannel channel = null;

        try {

            channel = FileChannel.open(file, StandardOpenOption.READ);
@@ -100,7 +111,7 @@ public class StorageFileProvider { 
        } catch (Exception e) {

            throw new AconfigStorageException(

                    AconfigStorageException.ERROR_CANNOT_READ_STORAGE_FILE,

                    String.format("Fail to mmap storage file %s", file),

                    String.format("Fail to mmap storage %s file %s", type.toString(), file),

                    e);

        } finally {

            quietlyDispose(channel);

tools/aconfig/aconfig_storage_file/tests/srcs/StorageFileProviderTest.java

+11 −8
Original line number Diff line number Diff line
@@ -29,7 +29,6 @@ import org.junit.Test; 
import org.junit.runner.RunWith;

import org.junit.runners.JUnit4;



import java.nio.file.Path;

import java.nio.file.Paths;

import java.util.List;
@@ -37,15 +36,20 @@ import java.util.List; 
public class StorageFileProviderTest {



    @Test

    public void testListpackageMapFiles() throws Exception {

    public void testlistContainers() throws Exception {

        StorageFileProvider p =

                new StorageFileProvider(TestDataUtils.TESTDATA_PATH, TestDataUtils.TESTDATA_PATH);

        List<Path> file = p.listPackageMapFiles();

        assertEquals(2, file.size());

        String[] excludes = {};

        List<String> containers = p.listContainers(excludes);

        assertEquals(2, containers.size());



        excludes = new String[] {"mock.v1"};

        containers = p.listContainers(excludes);

        assertEquals(1, containers.size());



        p = new StorageFileProvider("fake/path/", "fake/path/");

        file = p.listPackageMapFiles();

        assertTrue(file.isEmpty());

        containers = p.listContainers(excludes);

        assertTrue(containers.isEmpty());

    }



    @Test
@@ -56,8 +60,7 @@ public class StorageFileProviderTest { 
        assertNotNull(pt);

        pt =

                StorageFileProvider.getPackageTable(

                        Paths.get(

                                TestDataUtils.TESTDATA_PATH, "mock.v1.package.map"));

                        Paths.get(TestDataUtils.TESTDATA_PATH, "mock.v1.package.map"));

        assertNotNull(pt);

        FlagTable f = p.getFlagTable("mock.v1");

        assertNotNull(f);

tools/aconfig/aconfig_storage_read_api/Android.bp

+3 −2
Original line number Diff line number Diff line
@@ -154,12 +154,13 @@ java_library { 
java_library {

    name: "aconfig_storage_reader_java",

    srcs: [

        "srcs/android/aconfig/storage/AconfigPackageImpl.java",

        "srcs/android/aconfig/storage/StorageInternalReader.java",

        "srcs/android/os/flagging/PlatformAconfigPackageInternal.java",

    ],

    libs: [

        "unsupportedappusage",

        "strict_mode_stub",

        "aconfig_storage_stub",

    ],

    static_libs: [

        "aconfig_storage_file_java",
@@ -176,8 +177,8 @@ java_library { 
java_library {

    name: "aconfig_storage_reader_java_none",

    srcs: [

        "srcs/android/aconfig/storage/AconfigPackageImpl.java",

        "srcs/android/aconfig/storage/StorageInternalReader.java",

        "srcs/android/os/flagging/PlatformAconfigPackageInternal.java",

    ],

    libs: [

        "unsupportedappusage-sdk-none",