def fromFirstExtraction = extractor.extract(MutationRules)
        def fromSecondExtraction = extractor.extract(MutationRules)

        then:
        fromFirstExtraction.is(fromSecondExtraction)
    }

    def "extracted stateless abstract rules are cached"() {
        when:
        def fromFirstExtraction = extractor.extract(AbstractRules)
        def fromSecondExtraction = extractor.extract(AbstractRules)

        then:

        def secondExtracter = server.expectAndBlock("extract")
        // release the first extracter so it can finish
        firstExtracter.releaseAll()
        // wait for the next one
        secondExtracter.waitForAllPendingCalls()

        // If we've made it here successfully, then no concurrent extracts have been seen

	if e.AddExtendedFunc != nil {
		e.AddExtendedFunc(Extract[T](obj), initialSync)
	} else if e.AddFunc != nil {
		e.AddFunc(Extract[T](obj))
	}
}

func (e EventHandler[T]) OnUpdate(oldObj, newObj interface{}) {
	if e.UpdateFunc != nil {
		e.UpdateFunc(Extract[T](oldObj), Extract[T](newObj))
	}
}

func (e EventHandler[T]) OnDelete(obj interface{}) {

	}
	if idPresent && !kmsKeyPresent {
		return keyID, kmsKey, sealedKey, Errorf("The object metadata is missing the internal sealed KMS data key for SSE-S3")
	}

	// Check whether all extracted values are well-formed
	iv, err := base64.StdEncoding.DecodeString(b64IV)
	if err != nil || len(iv) != 32 {
		return keyID, kmsKey, sealedKey, errInvalidInternalIV
	}
	if algorithm != SealAlgorithm {

// All values stored with a key starting with one of the following prefixes
// must be extracted from the header.
var userMetadataKeyPrefixes = []string{
	"x-amz-meta-",
	"x-minio-meta-",
}

// extractMetadataFromReq extracts metadata from HTTP header and HTTP queryString.
func extractMetadataFromReq(ctx context.Context, r *http.Request) (metadata map[string]string, err error) {

    // An outside compiled op can be extracted if its operands are not from
    // other ops in the cluster that cannot be extracted.

    // Check if the side effecting op right before this side effecting op, if
    // it is side effecting, can be head extracted. Because of op ordering due
    // to side effects, if this is not true, this op cannot be head extracted.

  void Extract(tflite::metrics::ConverterErrorData* error_data) {
    using tflite::metrics::ConverterErrorData;
    auto mutable_location = error_data->mutable_location();

    llvm::TypeSwitch<LocationAttr>(impl)
        .Case<OpaqueLoc>([&](OpaqueLoc loc) {
          LocationExtractor(loc.getFallbackLocation()).Extract(error_data);
        })

	}
	if idPresent && !kmsKeyPresent {
		return keyID, kmsKey, sealedKey, ctx, Errorf("The object metadata is missing the internal sealed KMS data key for SSE-S3")
	}

	// Check whether all extracted values are well-formed
	iv, err := base64.StdEncoding.DecodeString(b64IV)
	if err != nil || len(iv) != 32 {
		return keyID, kmsKey, sealedKey, ctx, errInvalidInternalIV
	}
	if algorithm != SealAlgorithm {

            if [ -d $maven_bin_dir ]; then
              echo "tar.gz file \"${{ env.TAR_BALL }}\" successfully extracted in temporarily directory \"$temp_dir.\""
              echo "TEMP_MAVEN_BIN_DIR=$maven_bin_dir" >> $GITHUB_ENV
            else
              echo "$maven_bin_dir does not exist."
              exit 1;
            fi
          else
            echo "${{ env.TAR_BALL }} does not exist."
            exit 1;

CreateTPUClusterFormationPass(bool strict_clusters = false);

// Creates a pass that extracts outside compilation (Host ops inside device
// cluster) at head/tail of Device cluster to run before/after XLA computation.
std::unique_ptr<mlir::OperationPass<mlir::ModuleOp>>
CreateExtractHeadTailOutsideCompilationPass();

// Creates a pass that extract outside compilation (Host ops inside cevice