/**
             * Creates a set that selects the artifacts from this set that match the given criteria.
             * Implementations are lazy, so that the selection happens only when the contents are queried.
             *
             * @param dependencySpec Select only those artifacts reachable from first level dependencies that match the given spec.
             */

import java.io.IOException;

/**
 * A lossy attribute container serializer. It's lossy because it doesn't preserve the attribute
 * types: it will serialize the contents as strings, and read them as strings, only for reporting
 * purposes.
 */
@ServiceScope(Scope.BuildSession.class)

        } else if (isFileInfo(value)) {
            return invokeMethod(value, "getPath", String.class);
        } else {
            return value.toString();
        }
    }

    /**
     * Returns the contents of a {@code FileInfo} or null if the value is not a {@code FileInfo}.
     */
    @Nullable
    private static byte[] getContentsOrNull(@Nullable Object value) throws Exception {
        if (isFileInfo(value)) {

    public void renderSections() {
        contents.append("<div class=\"uk-container uk-container-expand\">\n")
            .append("        <ul uk-accordion>\n");
        boolean first = true;
        for (Section section : sections.values()) {
            if (first) {
                contents.append("            <li class=\"uk-open\">\n");
            } else {
                contents.append("            <li>\n");
            }

        expect:
        outputContains "Using local directory build cache for the root build (location = ${cacheDir}, removeUnusedEntriesAfter = 7 days)."
    }

    def "cache entry contains expected contents"() {
        buildFile << defineCacheableTask()
        when:
        withBuildCache().run("cacheable")
        then:
        def cacheKey = cacheOperations.getCacheKeyForTask(":cacheable")

            outputVisitor.visitOutputProperty("output", TreeType.FILE, UnitOfWork.OutputFileValueSupplier.fromStatic(root, contents))
        }
        1 * fileCollectionSnapshotter.snapshot(contents) >> Stub(FileCollectionSnapshotter.Result) {
            snapshot >> outputSnapshot
        }
        0 * _

        then:
        result as Map == ["output": outputSnapshot]

    URI getURI();

    /**
     * Copies the contents of this resource to the given file.
     *
     * @throws ResourceException on failure to copy the content.
     * @throws org.gradle.api.resources.MissingResourceException when the resource does not exist
     */
    ExternalResourceReadResult<Void> writeTo(File destination) throws ResourceException;

    /**
     * Copies the contents of this resource to the given file, if the resource exists.

        Snapshot now = snapshot();
        assertTrue(String.format("contents or modification time of %s have not changed", this), now.modTime != snapshot.modTime || !now.hash.equals(snapshot.hash));
    }

    public void assertContentsHaveChangedSince(Snapshot snapshot) {
        Snapshot now = snapshot();
        assertNotEquals(String.format("contents of %s have not changed", this), snapshot.hash, now.hash);
    }

data class ProgramSource internal constructor(val path: String, val contents: ProgramText) {

    constructor(path: String, contents: String) : this(path, text(contents))

    val text: String
        get() = contents.text

    fun map(transform: (ProgramText) -> ProgramText) =
        ProgramSource(path, transform(contents))
}


/**

        } catch (IOException e) {
            throw new UncheckedIOException(e);
        }
    }

    /**
     * Reads and returns file contents. If some exception is triggered the method returns information about this exception.
     * Useful for including file contents in debug trace / exception messages.
     *
     * @param file to read
     * @return content of the file or the problem description in case file cannot be read.