ext.outputFile = file('customDocs.html')
                def outputFile = outputFile
                doLast {
                    outputFile << '<html/>'
                }
            }

            task regularFileTask {
                ext.outputFile = project.objects.fileProperty()
                outputs.file(outputFile)
                outputFile.set(file('regularFile-1.0.reg'))

            task createFile {
                ext.outputFile = project.objects.fileProperty()
                outputs.file(outputFile)
                def outputFile = ext.outputFile
                doLast {
                    outputFile.get().asFile.text = 'file1'
                }
            }
            task merge(type: MergeTask) {
                outputFile = layout.buildDirectory.file("merged.txt")

        buildFile """
            task producer {
                def outputFile = file("${producedLocation}")
                outputs.${outputType}(${producerOutput == null ? 'outputFile' : "'${producerOutput}'"})
                doLast {
                    outputFile.parentFile.mkdirs()
                    outputFile.text = "produced"
                }
            }

            task consumer {

                @Input
                final Property<String> prop = project.objects.property(String)

                @OutputFile
                final Property<RegularFile> outputFile = project.objects.fileProperty()

                @TaskAction
                void go() {
                    outputFile.get().asFile.text = prop.get()
                }
            }
        """
    }

            task createOutput {
                def outputFile = file('build/output.txt')
                def inputFile = file('input.txt')
                inputs.file inputFile
                inputs.file 'unrelated-input.txt'
                outputs.file outputFile
                outputs.cacheIf { true }
                doLast {
                    if (!outputFile.exists() || outputFile.text != inputFile.text) {

                public File getOutputFile() {
                    return outputFile;
                }

                public void setOutputFile(File outputFile) {
                    this.outputFile = outputFile;
                }

                @Nested
                public Action<File> getAction() {
                    return action;
                }

                inputs.file(inputFile)
                    .withPropertyName("inputFile")
                def outputFile = project.layout.buildDirectory.file("output.txt")
                outputs.file(outputFile)
                    .withPropertyName("outputFile")
                doLast {
                    outputFile.get().asFile.text = inputFile.text
                }
            }
        """)

            task customFileTask {
                ext.outputFile = file('customFile-1.0-docs.html')
                def outputFile = ext.outputFile
                doLast {
                    outputFile << '<html/>'
                }
            }

            task regularFileTask {
                ext.outputFile = project.objects.fileProperty()
                outputs.file(outputFile)

                FileCollection sources

                @OutputFile
                File outputFile

                public TaskWithInputs() {
                    sources = project.files()
                }

                @TaskAction
                void doSomething() {
                    outputFile.withWriter { writer ->
                        sources.each { writer.println it }

                @TaskAction
                void doTask() {
                    File outputFile = getOutputDir().get().asFile
                    outputFile.deleteDir()
                    outputFile.mkdirs()
                    for (int i = 0; i < getInputCount().get(); i++) {
                        new File(outputFile, i.toString()).mkdirs()
                    }
                }
            }