import org.gradle.api.Action;
import org.gradle.platform.base.internal.toolchain.SearchResult;

import java.io.File;
import java.util.List;

public interface CompilerMetaDataProvider<T extends CompilerMetadata> {

    SearchResult<T> getCompilerMetaData(List<File> searchPath, Action<? super CompilerExecSpec> configureAction);

    CompilerType getCompilerType();

        ToolType.ASSEMBLER             | []
    }

    CompilerMetaDataProvider.CompilerExecSpec assertingCompilerExecSpecArguments(Iterable<String> expectedArgs) {
        return new CompilerMetaDataProvider.CompilerExecSpec() {
            @Override
            CompilerMetaDataProvider.CompilerExecSpec environment(String key, String value) {
                return this
            }

        super(name, buildOperationExecutor, operatingSystem, fileResolver);
        this.compilerOutputFileNamingSchemeFactory = compilerOutputFileNamingSchemeFactory;
        this.compilerMetaDataProvider = compilerMetaDataProvider;
        this.instantiator = instantiator;

    }

    public CompilerMetaDataProvider<GccMetadata> gcc() {
        return gcc;
    }

    public CompilerMetaDataProvider<GccMetadata> clang() {
        return clang;
    }

    public CompilerMetaDataProvider<SwiftcMetadata> swiftc() {
        return swiftc;
    }

    }

    private static class CompilerMetaDataProviderWithDefaultArgs implements CompilerMetaDataProvider<GccMetadata> {

        private final List<String> compilerProbeArgs;
        private final CompilerMetaDataProvider<GccMetadata> delegate;

        public CompilerMetaDataProviderWithDefaultArgs(List<String> compilerProbeArgs, CompilerMetaDataProvider<GccMetadata> delegate) {
            this.compilerProbeArgs = compilerProbeArgs;

import org.gradle.nativeplatform.toolchain.internal.gcc.metadata.GccMetadata
import org.gradle.nativeplatform.toolchain.internal.gcc.metadata.SystemLibraryDiscovery
import org.gradle.nativeplatform.toolchain.internal.metadata.CompilerMetaDataProvider
import org.gradle.nativeplatform.toolchain.internal.tools.CommandLineToolSearchResult
import org.gradle.nativeplatform.toolchain.internal.tools.GccCommandLineToolConfigurationInternal

import org.gradle.nativeplatform.toolchain.internal.compilespec.ObjectiveCppPCHCompileSpec;
import org.gradle.nativeplatform.toolchain.internal.gcc.metadata.GccMetadata;
import org.gradle.nativeplatform.toolchain.internal.metadata.CompilerMetaDataProvider;
import org.gradle.nativeplatform.toolchain.internal.metadata.CompilerMetadata;
import org.gradle.nativeplatform.toolchain.internal.tools.CommandLineToolSearchResult;

        then:
        0 * _
        firstMetadataAgain.is firstMetadata

        where:
        compiler << ['gcc', 'clang', 'swiftc']
    }

    private <T extends CompilerMetadata> CompilerMetaDataProvider<T> metadataProvider(String compiler) {
        factory."${compiler}"()
    }

    Closure compilerShouldBeExecuted = {
        1 * execActionFactory.newExecAction() >> execAction

import java.io.File;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

public abstract class AbstractMetadataProvider<T extends CompilerMetadata> implements CompilerMetaDataProvider<T> {
    private final ExecActionFactory execActionFactory;

    public AbstractMetadataProvider(ExecActionFactory execActionFactory) {
        this.execActionFactory = execActionFactory;
    }

    @Override

Class <org.gradle.nativeplatform.toolchain.internal.metadata.CompilerMetaDataProvider$CompilerExecSpec> is not annotated (directly or via its package) with @org.gradle.api.NonNullApi in (CompilerMetaDataProvider.java:0)
Class <org.gradle.nativeplatform.toolchain.internal.metadata.CompilerMetaDataProvider> is not annotated (directly or via its package) with @org.gradle.api.NonNullApi in (CompilerMetaDataProvider.java:0)