makeWritable(true)
    }

    private void makeWritable(boolean writable) {
        roCacheDir.listFiles().each {
            it.eachFileRecurse {
                it.setWritable(writable)
            }
        }
    }

        // clean now takes care of those files as well
        testFiles.get().asFileTree.matching {
            include("**/read-only-cache/**")
        }.visit { this.file.setWritable(true) }
    }

    public Parameter(org.apache.maven.api.plugin.descriptor.Parameter p) {
        this.setAlias(p.getAlias());
        this.setName(p.getName());
        this.setRequired(p.isRequired());
        this.setEditable(p.isEditable());
        this.setDescription(p.getDescription());
        this.setExpression(p.getExpression());
        this.setDeprecated(p.getDeprecated());
        this.setDefaultValue(p.getDefaultValue());