def changes = [
            inputProperty: { String property ->
                inputProperties[property] = inputProperties[property] + ' changed'
            },
            inputFile: { String property ->
                inputFiles[property] << ' changed'
            },
            outputFile: { String property ->
                outputFiles[property] << ' changed'
            }
        ]

                }

                dependencies {
                    producerArtifacts project(':producer')
                }

                abstract class Resolve extends DefaultTask {
                    @InputFiles
                    abstract ConfigurableFileCollection getArtifacts()

                    @Internal
                    List<String> expectations = []

                    @TaskAction

        result.assertHasErrorOutput("Possible solutions:")
        result.assertHasErrorOutput("1. Annotate with @InputFile for regular files.")
        result.assertHasErrorOutput("2. Annotate with @InputFiles for collections of files.")
        result.assertHasErrorOutput(". If you want to track the path, return File.absolutePath as a String and keep @Input.")

            validAnnotations = "@Console, @Inject, @Input, @InputDirectory, @InputFile, @InputFiles, @Internal, @Nested, @ReplacedBy or @ServiceReference"
            this
        }

        AnnotationContext forTask() {

import org.gradle.api.tasks.CompileClasspath;
import org.gradle.api.tasks.Console;
import org.gradle.api.tasks.IgnoreEmptyDirectories;
import org.gradle.api.tasks.Input;
import org.gradle.api.tasks.InputFiles;
import org.gradle.api.tasks.Internal;
import org.gradle.api.tasks.Nested;
import org.gradle.api.tasks.Optional;
import org.gradle.api.tasks.OutputDirectory;
import org.gradle.api.tasks.PathSensitive;

If you are using Groovy, it's likely that you unintentionally added the `private` modifier to a property declaration:

```groovy
@InputFile
RegularFileProperty inputFile // this is a public property

@InputFile
private RegularFileProperty inputFile // this is a field, remove the `private` modifier
```

[[ignored_annotations_on_method]]
== Invalid annotation on method

import org.gradle.api.file.ConfigurableFileCollection
import org.gradle.api.file.Directory
import org.gradle.api.tasks.GroovySourceDirectorySet
import org.gradle.api.tasks.InputDirectory
import org.gradle.api.tasks.InputFiles
import org.gradle.api.tasks.PathSensitive
import org.gradle.api.tasks.PathSensitivity
import org.gradle.api.tasks.SourceSet
import org.gradle.api.tasks.SourceSetContainer
import org.gradle.api.tasks.TaskProvider

                    outputFile.text = "produced"
                }
            }

            task consumer {
                def inputFile = file("output.txt")
                inputs.files(inputFile)
                doLast {
                    println "Hello " + inputFile.text
                }
            }
        """

        when:
        runAndFail("producer", "consumer")
        then:

     *     interface Parameters extends TransformParameters {
     *         {@literal @}Input
     *         Property<String> getStringParameter();
     *         {@literal @}InputFiles
     *         ConfigurableFileCollection getInputFiles();
     *     }
     *
     *     void transform(TransformOutputs outputs) {
     *         // ...
     *     }
     * }
     *

    }

    def "cacheability for a task with no sources is UNKNOWN"() {
        buildFile """
            @CacheableTask
            class NoSources extends UnspecifiedCacheabilityTask {
                @InputFiles
                @SkipWhenEmpty
                FileCollection empty = project.layout.files()
            }

            task noSources(type: NoSources)
        """
        when: