Java 类org.springframework.boot.cli.compiler.grape.AetherGrapeEngine 实例源码

/**
 * Create a new {@link GroovyCompiler} instance.
 * @param configuration the compiler configuration
 */
public GroovyCompiler(final GroovyCompilerConfiguration configuration) {

    this.configuration = configuration;
    this.loader = createLoader(configuration);

    DependencyResolutionContext resolutionContext = new DependencyResolutionContext();

    AetherGrapeEngine grapeEngine = AetherGrapeEngineFactory.create(this.loader,
            configuration.getRepositoryConfiguration(), resolutionContext);

    GrapeEngineInstaller.install(grapeEngine);

    this.loader.getConfiguration()
            .addCompilationCustomizers(new CompilerAutoConfigureCustomizer());
    if (configuration.isAutoconfigure()) {
        this.compilerAutoConfigurations = ServiceLoader
                .load(CompilerAutoConfiguration.class);
    }
    else {
        this.compilerAutoConfigurations = Collections.emptySet();
    }

    this.transformations = new ArrayList<ASTTransformation>();
    this.transformations
            .add(new DependencyManagementBomTransformation(resolutionContext));
    this.transformations.add(new DependencyAutoConfigurationTransformation(
            this.loader, resolutionContext, this.compilerAutoConfigurations));
    this.transformations.add(new GroovyBeansTransformation());
    if (this.configuration.isGuessDependencies()) {
        this.transformations.add(
                new ResolveDependencyCoordinatesTransformation(resolutionContext));
    }
    for (ASTTransformation transformation : ServiceLoader
            .load(SpringBootAstTransformation.class)) {
        this.transformations.add(transformation);
    }
    Collections.sort(this.transformations, AnnotationAwareOrderComparator.INSTANCE);
}

/**
 * Create a new {@link GroovyCompiler} instance.
 * @param configuration the compiler configuration
 */
public GroovyCompiler(final GroovyCompilerConfiguration configuration) {

    this.configuration = configuration;
    this.loader = createLoader(configuration);

    DependencyResolutionContext resolutionContext = new DependencyResolutionContext();

    AetherGrapeEngine grapeEngine = AetherGrapeEngineFactory.create(this.loader,
            configuration.getRepositoryConfiguration(), resolutionContext);

    GrapeEngineInstaller.install(grapeEngine);

    this.loader.getConfiguration()
            .addCompilationCustomizers(new CompilerAutoConfigureCustomizer());
    if (configuration.isAutoconfigure()) {
        this.compilerAutoConfigurations = ServiceLoader
                .load(CompilerAutoConfiguration.class);
    }
    else {
        this.compilerAutoConfigurations = Collections.emptySet();
    }

    this.transformations = new ArrayList<ASTTransformation>();
    this.transformations
            .add(new DependencyManagementBomTransformation(resolutionContext));
    this.transformations.add(new DependencyAutoConfigurationTransformation(
            this.loader, resolutionContext, this.compilerAutoConfigurations));
    this.transformations.add(new GroovyBeansTransformation());
    if (this.configuration.isGuessDependencies()) {
        this.transformations.add(
                new ResolveDependencyCoordinatesTransformation(resolutionContext));
    }
    for (ASTTransformation transformation : ServiceLoader
            .load(SpringBootAstTransformation.class)) {
        this.transformations.add(transformation);
    }
    Collections.sort(this.transformations, AnnotationAwareOrderComparator.INSTANCE);
}

/**
 * Create a new {@link GroovyCompiler} instance.
 * @param configuration the compiler configuration
 */
public GroovyCompiler(final GroovyCompilerConfiguration configuration) {

    this.configuration = configuration;
    this.loader = createLoader(configuration);

    DependencyResolutionContext resolutionContext = new DependencyResolutionContext();

    AetherGrapeEngine grapeEngine = AetherGrapeEngineFactory.create(this.loader,
            configuration.getRepositoryConfiguration(), resolutionContext);

    GrapeEngineInstaller.install(grapeEngine);

    this.loader.getConfiguration()
            .addCompilationCustomizers(new CompilerAutoConfigureCustomizer());
    if (configuration.isAutoconfigure()) {
        this.compilerAutoConfigurations = ServiceLoader
                .load(CompilerAutoConfiguration.class);
    }
    else {
        this.compilerAutoConfigurations = Collections.emptySet();
    }

    this.transformations = new ArrayList<ASTTransformation>();
    this.transformations
            .add(new DependencyManagementBomTransformation(resolutionContext));
    this.transformations.add(new DependencyAutoConfigurationTransformation(
            this.loader, resolutionContext, this.compilerAutoConfigurations));
    this.transformations.add(new GroovyBeansTransformation());
    if (this.configuration.isGuessDependencies()) {
        this.transformations.add(
                new ResolveDependencyCoordinatesTransformation(resolutionContext));
    }
    for (ASTTransformation transformation : ServiceLoader
            .load(SpringBootAstTransformation.class)) {
        this.transformations.add(transformation);
    }
    Collections.sort(this.transformations, AnnotationAwareOrderComparator.INSTANCE);
}

private URLClassLoader populateClassloader(OptionSet options)
        throws MalformedURLException {
    DependencyResolutionContext resolutionContext = new DependencyResolutionContext();

    List<RepositoryConfiguration> repositoryConfiguration = RepositoryConfigurationFactory
            .createDefaultRepositoryConfiguration();
    repositoryConfiguration.add(0, new RepositoryConfiguration("local",
            new File("repository").toURI(), true));

    boolean quiet = true;
    if (options.has(debugOption)) {
        System.setProperty("groovy.grape.report.downloads", "true");
        quiet = false;
    }

    AetherGrapeEngine grapeEngine = AetherGrapeEngineFactory.create(null,
            repositoryConfiguration, resolutionContext, quiet);

    HashMap<String, Object> dependency = new HashMap<>();
    dependency.put("group", "org.springframework.cloud.launcher");
    dependency.put("module", "spring-cloud-launcher-deployer");
    dependency.put("version", getVersion());
    dependency.put("transitive", false);
    URI[] uris = grapeEngine.resolve(null, dependency);
    URLClassLoader loader = new URLClassLoader(new URL[] { uris[0].toURL() },
            getClass().getClassLoader().getParent().getParent());
    log.debug("resolved URIs " + Arrays.asList(loader.getURLs()));
    return loader;
}