import org.gradle.internal.execution.history.PreviousExecutionState;
import org.gradle.internal.execution.history.impl.DefaultPreviousExecutionState;
import org.gradle.internal.execution.history.impl.SerializableFileCollectionFingerprint;
import org.gradle.internal.fingerprint.CurrentFileCollectionFingerprint;
import org.gradle.internal.fingerprint.FileCollectionFingerprint;

import java.util.HashMap;
import java.util.Map;

        }
        ImmutableMultimap<String, HashCode> rootHashes = readRootHashes(decoder);
        HashCode strategyConfigurationHash = hashCodeSerializer.read(decoder);
        return new SerializableFileCollectionFingerprint(fingerprints, rootHashes, strategyConfigurationHash);
    }

    private ImmutableMultimap<String, HashCode> readRootHashes(Decoder decoder) throws IOException {
        int numberOfRoots = decoder.readSmallInt();

        return copyOfSorted(transformValues(
            fingerprints,
            value -> value.archive(SerializableFileCollectionFingerprint::new)
        ));
    }