}

    public JavaCompilerArgumentsBuilder includeClasspath(boolean flag) {
        includeClasspath = flag;
        return this;
    }

    public JavaCompilerArgumentsBuilder includeSourceFiles(boolean flag) {
        includeSourceFiles = flag;
        return this;
    }

    public JavaCompilerArgumentsBuilder noEmptySourcePath() {
        allowEmptySourcePath = false;
        return this;
    }

    /**

        def file2 = new File("Computer.java")
        spec.sourceFiles = [file1, file2]

        when:
        builder.includeSourceFiles(true)

        then:
        builder.build() == defaultOptions + [file1.path, file2.path]

        when:
        builder.includeSourceFiles(false)

        then:
        builder.build() == defaultOptions
    }