import org.gradle.internal.serialize.Encoder;
import org.gradle.internal.serialize.HashCodeSerializer;
import org.gradle.internal.serialize.InterningStringSerializer;

import java.io.File;

public class CachingFileHasher implements FileHasher {
    private final IndexedCache<String, FileInfo> cache;
    private final FileHasher delegate;
    private final FileSystem fileSystem;
    private final StringInterner stringInterner;

import java.io.File;

public class DefaultChecksumService implements ChecksumService {
    private final CachingFileHasher md5;
    private final CachingFileHasher sha1;
    private final CachingFileHasher sha256;
    private final CachingFileHasher sha512;

    public DefaultChecksumService(
        StringInterner stringInterner,
        CrossBuildFileHashCache fileStore,

 *
 * Discards hashes for all files from the {@link CachingFileHasher} which have been queried on this daemon
 * during the last build and which have a timestamp equal to the end of build timestamp.
 */
@ServiceScope(Scope.UserHome.class)
public class GradleUserHomeScopeFileTimeStampInspector extends FileTimeStampInspector implements RootBuildLifecycleListener {
    private CachingFileHasher fileHasher;
    private final Object lock = new Object();

    def fileSystem = TestFiles.fileSystem()
    def statisticsCollector = Mock(FileHasherStatistics.Collector)
    CachingFileHasher hasher

    def setup() {
        file.write("some-content")
        1 * cacheAccess.createIndexedCache({ it.cacheName == "fileHashes"  }, _, _) >> cache
        hasher = new CachingFileHasher(target, cacheAccess, new StringInterner(), timeStampInspector, "fileHashes", fileSystem, 1000, statisticsCollector)
    }

            GradleUserHomeScopeFileTimeStampInspector fileTimeStampInspector,
            StreamHasher streamHasher,
            StringInterner stringInterner
        ) {
            CachingFileHasher fileHasher = new CachingFileHasher(new DefaultFileHasher(streamHasher), fileStore, stringInterner, fileTimeStampInspector, "fileHashes", fileSystem, FILE_HASHER_MEMORY_CACHE_SIZE, statisticsCollector);