mockForSettings(existing, absent).run {
            action()
            verifyTryGetProperty(existing, absent)
        }
    }

    private
    fun withMockForProject(existing: Pair<String, Any?>? = null, absent: String? = null, action: DynamicDelegatedPropertiesMock.ProjectMock.() -> Unit) {
        mockForProject(existing, absent).run {
            action()

            DefaultArtifactResolutionDetails details = new DefaultArtifactResolutionDetails(id, moduleComponentIdentifier);
            filterAction.execute(details);
            if (details.notFound) {
                absent.run();
            } else {
                present.run();
            }
        }

        orElseArgument = orElseKind == 'primitive'
            ? '"absent"'
            : orElseKind == 'provider'
            ? 'providers.provider { "absent" }'
            : 'producer.flatMap { it.outputFile }.map { it.asFile.readText() }'
    }

    @Issue("https://github.com/gradle/gradle/issues/13334")
    def "task input property with convention set to absent #operator is reported correctly"() {

        given:

            .add(SHORT_NAME, Optional.of("1"))
            .add(LONG_NAME, Optional.of("1"))
            .add(SHORT_NAME, Optional.absent())
            .add(LONG_NAME, Optional.absent())
            .add(SHORT_NAME, Optional.of("2"))
            .add(SHORT_NAME, Optional.absent())
            .addValue(null)
            .add(SHORT_NAME, new int[] {1})
            .add(LONG_NAME, new int[] {2})

			// Send 10x response.
			Handle: func(ctx context.Context, payload []byte, _ <-chan []byte, out chan<- []byte) *RemoteErr {
				for i := 0; i < responses; i++ {
					toSend := GetByteBuffer()[:0]
					toSend = append(toSend, byte(i))
					toSend = append(toSend, payload...)
					select {
					case <-ctx.Done():
						return nil
					case out <- toSend:
					}
				}
				return nil

				}
				return
			}
			continue
		}

		// Merge entries and send
		queue = append(queue, toSend)
		if debugPrint {
			fmt.Println("Merging", len(queue), "messages")
		}

		toSend = merged[:0]
		m := message{Op: OpMerged, Seq: uint32(len(queue))}
		var err error
		toSend, err = m.MarshalMsg(toSend)
		if err != nil {
			gridLogIf(ctx, fmt.Errorf("msg.MarshalMsg: %w", err))
			return

// can be merged (i.e., pending is still a valid and useful location
// description).
func canMerge(pending, new VarLoc) bool {
	if pending.absent() && new.absent() {
		return true
	}
	if pending.absent() || new.absent() {
		return false
	}
	// pending is not absent, therefore it has either a stack mapping,
	// or registers, or both.
	if pending.onStack() && pending.StackOffset != new.StackOffset {

     * <p>
     * This function was copied from Apache Commons-Lang to restore TAPI compatibility
     * with Java 6 on old Gradle versions because StringUtils require SQLException which
     * is absent from Java 6.
     */
    public static boolean isBlank(String str) {
        int strLen;
        if (str == null || (strLen = str.length()) == 0) {
            return true;
        }

		buf = buf[reclen:]
		ino, ok := direntIno(rec)
		if !ok {
			break
		}
		// See src/os/dir_unix.go for the reason why this condition is
		// excluded on wasip1.
		if ino == 0 && runtime.GOOS != "wasip1" { // File absent in directory.
			continue
		}
		const namoff = uint64(unsafe.Offsetof(Dirent{}.Name))
		namlen, ok := direntNamlen(rec)
		if !ok || namoff+namlen > uint64(len(rec)) {
			break
		}

                INPUT_ARTIFACT_PROPERTY_NAME,
                transform.getInputArtifactNormalizer(),
                FileCollectionFactory.empty(),
                PropertyValue.ABSENT,
                INCREMENTAL,
                transform.getInputArtifactDirectorySensitivity(),
                transform.getInputArtifactLineEndingNormalization()
            ));