private InstalledDistribution installedDistribution;
        private final WrapperConfiguration wrapperConfiguration;
        private final Clock clock;

        private ZippedDistribution(WrapperConfiguration wrapperConfiguration, Clock clock) {
            this.wrapperConfiguration = wrapperConfiguration;
            this.clock = clock;
        }

        @Override

    }

    /**
     * Determines the local locations for the distribution to use given the supplied configuration.
     */
    public LocalDistribution getDistribution(WrapperConfiguration configuration) {
        String baseName = getDistName(configuration.getDistribution());
        String distName = removeExtension(baseName);
        String rootDirName = rootDirName(distName, configuration);

java.util.HashMap getSystemProperties(java.io.File); } org/gradle/wrapper/WrapperConfiguration.class package org.gradle.wrapper; public final synchronized class WrapperConfiguration { public java.net.URI distribution; public String distributionBase; public String distributionPath; public String distributionSha256Su; public String zipBase; public String zipPath; public int networkTimeout; public boolean validateDistribution; public void WrapperConfiguration(); public final void setDistribution(java.net.URI); public...

        this.logger = logger;
        this.download = download;
        this.pathAssembler = pathAssembler;
    }

    public File createDist(final WrapperConfiguration configuration) throws Exception {
        final URI distributionUrl = configuration.getDistribution();

        final PathAssembler.LocalDistribution localDistribution = pathAssembler.getDistribution(configuration);

        Logger logger = logger(options);

        WrapperExecutor wrapperExecutor = WrapperExecutor.forWrapperPropertiesFile(propertiesFile);
        WrapperConfiguration configuration = wrapperExecutor.getConfiguration();
        IDownload download = new Download(logger, "gradlew", UNKNOWN_VERSION, configuration.getNetworkTimeout());

        wrapperExecutor.execute(
                args,

Class <org.gradle.wrapper.WrapperConfiguration> is not annotated (directly or via its package) with @org.gradle.api.NonNullApi in (WrapperConfiguration.java:0)