given:
        def inputFiles = (1..11).collect { inputDir.file("input${it}.txt") }
        inputFiles.each { it.createFile() }
        def newfile1 = inputDir.file("input12.txt")
        def newfile2 = inputDir.file("input13.txt")

        when:
        succeeds("theTask")
        newfile1.createFile()
        inputFiles[2].text = 'Modified file'
        inputFiles[7].delete()
        newfile2.createFile()

        }

        void createInputs() {
            file("input.txt").text = "input file"
            file("inputs").create {
                file("inputFile1.txt").text = "input 1 in dir"
                file("inputFile2.txt").text = "input 2 in dir"
            }
        }

        void staleFilesHaveBeenRemoved() {
            assert outputFile.text != "leftover file"

        validateException(task, false, e,
            missingValueMessage { type(TaskWithNestedBeanWithPrivateClass.canonicalName).property('bean.inputFile').includeLink() },
            ignoredAnnotationOnField { type(Bean2.canonicalName).property('inputFile2').annotatedWith('InputFile').includeLink() })
    }

    def validationFailsWhenNestedBeanIsNull() {
        given:

                }
            }

            task createFile1(type: FileOutputTask)
            task createFile2(type: FileOutputTask)
            task merge(type: MergeTask) {
                outputFile = layout.buildDirectory.file("merged.txt")
                inputFiles.add(createFile1.outputFile)
                inputFiles.add(createFile2.outputFile)
            }

                'Extract artifact files and annotate with @InputFiles',
            ]
            additionalData.asMap == [
                'typeName' : 'MyTask',
                'propertyName' : 'setPropertyInput',
            ]
        }

        where:
        annotation   | _
        "Input"      | _
        "InputFile"  | _
        "InputFiles" | _
    }

    @SuppressWarnings("GrDeprecatedAPIUsage")
    static class SimpleTask extends DefaultTask {
        @Input
        String inputString
        @InputFile
        File inputFile
        @InputDirectory
        File inputDirectory
        @InputFiles
        File inputFiles
        @OutputFile
        File outputFile
        @OutputFiles
        Set<File> outputFiles
        @OutputDirectory

import org.gradle.api.tasks.*

public class TransformerTask extends DefaultTask {
    private File inputFile
    private File outputFile
    private String format = "[%s]"

    @InputFile
    public File getInputFile() {
        return inputFile
    }

    public void setInputFile(File inputFile) {
        this.inputFile = inputFile
    }

    @OutputFile
    public File getOutputFile() {
        return outputFile

    static class MyTask extends DefaultTask {

        @Input
        String myProperty = "myValue"

        @InputFile
        @PathSensitive(PathSensitivity.NONE)
        File inputFile = new File("some-location")

        @InputFiles
        @PathSensitive(PathSensitivity.NONE)
        FileCollection inputFiles = TestFiles.fixed(new File("files"))

        @OutputFile
        File outputFile = new File("output")

                @Optional
                @InputFile
                File inputFile

                @OutputFile
                File outputFile

                @TaskAction
                void doAction() {
                    if (inputFile != null) {
                        outputFile.text = inputFile.text
                    }
                }
            }

            import org.gradle.api.file.*
            import org.gradle.api.tasks.*

            class TaskWithTwoFileCollectionInputs extends DefaultTask {
                @InputFiles FileCollection inputs1
                @InputFiles FileCollection inputs2

                @OutputDirectory File output = project.buildDir

                @TaskAction void action() {}
            }
        """