* limitations under the License.
 */

package org.gradle.internal.locking;

import org.gradle.api.artifacts.component.ModuleComponentIdentifier;
import org.gradle.api.artifacts.dsl.LockMode;
import org.gradle.api.file.RegularFileProperty;
import org.gradle.api.internal.artifacts.dsl.dependencies.DependencyLockingProvider;
import org.gradle.api.internal.artifacts.dsl.dependencies.DependencyLockingState;

rootProject.name = 'lockmode-selection'...

        cache = cacheBuilderFactory
                .createCacheBuilder("nativeCompile")
                .withDisplayName("native compile cache")
                .withInitialLockMode(FileLockManager.LockMode.OnDemand)
                .open();
        IndexedCacheParameters<String, CompilationState> parameters = IndexedCacheParameters.of("nativeCompile", String.class, new CompilationStateSerializer())

class DefaultFileLockManagerWithCrossVersionProtocolTest extends AbstractFileLockManagerTest {
    @Override
    protected DefaultLockOptions options() {
        return DefaultLockOptions.mode(FileLockManager.LockMode.OnDemand).useCrossVersionImplementation()
    }

    void isVersionLockFile(TestFile lockFile, boolean dirty) {
        assert lockFile.isFile()
        assert lockFile.length() == 2

     * @throws InsufficientLockModeException If the held lock is not at least a shared lock (e.g. LockMode.NONE)
     */
    <T> T readFile(Callable<? extends T> action) throws LockTimeoutException, FileIntegrityViolationException, InsufficientLockModeException;

    /**

        cache = cacheBuilderFactory.createCacheBuilder(cacheKind.cacheId)
            .withDisplayName(cacheKind.description)
            .withInitialLockMode(FileLockManager.LockMode.OnDemand)
            .open();
    }

    public <K, V> IndexedCache<K, V> createIndexedCache(IndexedCacheParameters<K, V> parameters, int maxEntriesToKeepInMemory, boolean cacheInMemoryForShortLivedProcesses) {

                    def lock
                    try {
                        lock = fileLockManager.lock(projectLayout.projectDirectory.file("locks/testlock").asFile, DefaultLockOptions.mode(FileLockManager.LockMode.Exclusive), "task file lock")
                    } finally {
                        lock?.close()
                    }
                }
            }

            tasks.register("lock", FileLocker)

import org.gradle.internal.UncheckedException;

import java.io.File;
import java.util.function.Consumer;
import java.util.function.Supplier;

import static org.gradle.cache.FileLockManager.LockMode.Exclusive;
import static org.gradle.cache.FileLockManager.LockMode.Shared;

/**

import org.gradle.test.fixtures.file.TestNameTestDirectoryProvider
import org.gradle.testfixtures.internal.NativeServicesTestFixture
import org.junit.Rule
import spock.lang.Issue

import static org.gradle.cache.FileLockManager.LockMode.OnDemand
import static org.gradle.cache.internal.filelock.DefaultLockOptions.mode

class DefaultPersistentDirectoryStoreConcurrencyTest extends ConcurrentSpec {

    @Rule

import spock.lang.AutoCleanup
import spock.lang.Specification
import spock.lang.Subject

import java.util.concurrent.TimeUnit

import static org.gradle.cache.FileLockManager.LockMode.OnDemand
import static org.gradle.cache.FileLockManager.LockMode.Shared
import static org.gradle.cache.internal.filelock.DefaultLockOptions.mode

class DefaultPersistentDirectoryStoreTest extends Specification {

    @Rule