Examples of LazilyInitializedFileCollection

     * @return a class path containing a corresponding 'scala-compiler' Jar and its dependencies
     */
    public FileCollection inferScalaClasspath(final Iterable<File> classpath) {
        // alternatively, we could return project.files(Runnable)
        // would differ in the following ways: 1. live (not sure if we want live here) 2. no autowiring (probably want autowiring here)
        return new LazilyInitializedFileCollection() {
            @Override
            public FileCollection createDelegate() {
                if (project.getRepositories().isEmpty()) {
                    throw new GradleException(String.format("Cannot infer Scala class path because no repository is declared in %s", project));
                }

Examples of org.gradle.api.internal.file.collections.LazilyInitializedFileCollection

     * @return a corresponding class path for executing Groovy tools such as the Groovy compiler and Groovydoc tool
     */
    public FileCollection inferGroovyClasspath(final Iterable<File> classpath) {
        // alternatively, we could return project.files(Runnable)
        // would differ in at least the following ways: 1. live 2. no autowiring
        return new LazilyInitializedFileCollection() {
            @Override
            public FileCollection createDelegate() {
                GroovyJarFile groovyJar = findGroovyJarFile(classpath);
                if (groovyJar == null) {
                    throw new GradleException(String.format("Cannot infer Groovy class path because no Groovy Jar was found on class path: %s", classpath));

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