import org.gradle.internal.jvm.Jvm;
import org.gradle.jvm.toolchain.JavaLanguageVersion;

import javax.inject.Inject;

public abstract class CurrentJvmToolchainSpec extends DefaultToolchainSpec {

    @Inject
    public CurrentJvmToolchainSpec() {
        getLanguageVersion().set(JavaLanguageVersion.of(Jvm.current().getJavaVersion().getMajorVersion()));

        // disallow changing property values

import org.gradle.api.tasks.SourceTask;
import org.gradle.api.tasks.VerificationTask;
import org.gradle.jvm.toolchain.JavaLauncher;
import org.gradle.jvm.toolchain.JavaToolchainService;
import org.gradle.jvm.toolchain.internal.CurrentJvmToolchainSpec;
import org.gradle.process.JavaForkOptions;
import org.gradle.work.DisableCachingByDefault;
import org.gradle.workers.WorkerExecutor;

import javax.inject.Inject;

/**
 * Base class for code quality tasks.

    // Map values are either `JavaToolchain` or `Exception`
    private final ConcurrentMap<JavaToolchainSpecInternal.Key, Object> matchingToolchains;
    private final CurrentJvmToolchainSpec fallbackToolchainSpec;
    private final File currentJavaHome;
    private final BuildPlatform buildPlatform;

    @Inject
    public JavaToolchainQueryService(
        JavaInstallationRegistry registry,

import org.gradle.jvm.toolchain.JavaLauncher;
import org.gradle.jvm.toolchain.JavaToolchainService;
import org.gradle.jvm.toolchain.JavaToolchainSpec;
import org.gradle.jvm.toolchain.internal.CurrentJvmToolchainSpec;
import org.gradle.util.internal.VersionNumber;

import javax.inject.Inject;
import java.io.File;

import static org.gradle.api.internal.lambdas.SerializableLambdas.action;

/**
 * CodeNarc Plugin.

import org.gradle.jvm.toolchain.JavaLauncher;
import org.gradle.jvm.toolchain.JavaToolchainService;
import org.gradle.jvm.toolchain.JavaToolchainSpec;
import org.gradle.jvm.toolchain.internal.CurrentJvmToolchainSpec;

import javax.inject.Inject;
import java.io.File;
import java.util.Map;
import java.util.concurrent.Callable;

import static org.gradle.api.internal.lambdas.SerializableLambdas.action;

/**

        given:
        def currentJvm = locationFor("17")
        def queryService = setupInstallations(versionRange(8, 19), currentJvm)

        when:
        def filter = TestUtil.objectFactory().newInstance(CurrentJvmToolchainSpec)
        def toolchain = queryService.findMatchingToolchain(filter)

        then:
        toolchain.isPresent()
        !toolchain.get().isFallbackToolchain()

import org.gradle.jvm.toolchain.JavaLauncher;
import org.gradle.jvm.toolchain.JavaToolchainService;
import org.gradle.jvm.toolchain.JavaToolchainSpec;
import org.gradle.jvm.toolchain.internal.CurrentJvmToolchainSpec;
import org.gradle.util.internal.VersionNumber;

import javax.inject.Inject;
import java.io.File;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Set;