task.doFirst {
                    task.inputFiles = originalPropertyValue
                }
            }
        """
        def inputDir1 = file("input1").createDir()
        def inputDir2 = file("input2").createDir()
        def inputFileName = "inputFile.txt"
        def inputFile = inputDir1.file(inputFileName)
        inputFile.text = "input"

        when:
        run "customTask"

                    def inputFiles = visitor.fileProperties*.propertyFiles*.files.flatten()
                    assert inputFiles.empty
                }
            }

            task customTask(type: CustomTask) {
                input = null
            }
        """

        expect:
        succeeds "customTask"

        where:
        annotation << [InputFile, InputDirectory, InputFiles]
    }

        Map<String, ? extends Collection<? extends File>> inputFiles,
        Map<String, ? extends File> outputFiles,
        Map<String, ? extends File> outputDirs,
        Collection<? extends TestFile> create,

        InputFingerprinter inputFingerprinter,
        ExecutionHistoryStore executionHistoryStore
    ) {
        this.inputProperties = inputProperties
        this.inputFiles = inputFiles
        this.outputFiles = outputFiles

package org.myorg;

import org.gradle.api.DefaultTask;
import org.gradle.api.file.ConfigurableFileCollection;
import org.gradle.api.tasks.InputFiles;
import org.gradle.api.tasks.TaskAction;

// tag::snippet[]
abstract public class DataProcessing extends DefaultTask {

    @InputFiles
    abstract public ConfigurableFileCollection getDataFiles();

    @TaskAction
    public void process() {

        succeeds("custom")
        then:
        result.assertTasksExecuted(":custom")

        where:
        inputType      | inputValue
        InputFile      | 'file("inputs/input")'
        InputDirectory | 'file("inputs")'
        InputFiles     | 'files("inputs")'
        Input          | '{ layout.projectDirectory.file("inputs/input").asFile.text }'
    }

                @InputFile File inputFile
                @OutputFiles Set<File> outputFiles
            }

            class MyTask extends DefaultTask {
                @Input String inputString
                @Nested MyConfig nested = new MyConfig()
                @InputFile File inputFile
                @InputDirectory File inputDirectory
                @InputFiles FileCollection inputFiles

                import ${ConfigurableFileCollection.name};
                import ${InputFiles.name};
                import ${PathSensitive.name};
                import ${PathSensitivity.name};
                import ${TaskAction.name};

                public abstract class ResolveTask extends DefaultTask {
                    @InputFiles
                    @PathSensitive(PathSensitivity.NONE)

            }
            task signCustomFiles(type: Sign) {
                sign(${inputFiles.collect { "file('${it.name}')" }.join(', ')})
            }
        """
        }

        when:
        writeBuildFile(inputFile1, inputFile2)
        run "signCustomFiles"

        then:
        executedAndNotSkipped(":signCustomFiles")
        file("input1.txt.asc").exists()

    }

    private static ClassPath fromInstrumentingArtifactTransformOutput(List<File> inputFiles) {
        Map<File, File> transformedEntries = Maps.newLinkedHashMapWithExpectedSize(inputFiles.size());
        for (int i = 0; i < inputFiles.size();) {
            File markerFile = inputFiles.get(i++);
            FileMarker fileMarker = FileMarker.of(markerFile.getName());
            switch (fileMarker) {

package org.myorg;

import org.gradle.api.DefaultTask;
import org.gradle.api.file.ConfigurableFileCollection;
import org.gradle.api.tasks.InputFiles;
import org.gradle.api.tasks.TaskAction;

// tag::snippet[]
abstract public class DataProcessing extends DefaultTask {

    @InputFiles
    abstract public ConfigurableFileCollection getDataFiles();

    @TaskAction
    public void process() {