public File lookup(final String textName, final String libraryName) {
		if (this.copybookPaths == null)
			return null;

		for (File path : this.copybookPaths) {
			File[] matches = path.listFiles(new FilenameFilter() {
				public boolean accept(File dir, String name) {
					return name.equalsIgnoreCase(textName + ".cpy");
				}
			});

			if (matches != null && matches.length > 0)
				return matches[0];
		}

		return null;
	}