CategoryToClient.java

package org.xmx0632.deliciousfruit.api.v1.helper;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.xmx0632.deliciousfruit.api.v1.UserAccountApiController;

public class CategoryToClient {
	private static Logger log = LoggerFactory
			.getLogger(UserAccountApiController.class);

	private final static String CATEGORY_ID_PREFIX = "C";
	private final static String SUB_CATEGORY_ID_PREFIX = "S";
	private final static int LENGTH_CLIENT_ID = 6;

	public static String formatCategoryID(long id) {
		return CATEGORY_ID_PREFIX
				+ String.format("%1$0" + LENGTH_CLIENT_ID + "d", id);

	}

	public static String formatSubCategoryID(long id) {
		return SUB_CATEGORY_ID_PREFIX
				+ String.format("%1$0" + LENGTH_CLIENT_ID + "d", id);

	}

	public static boolean needSubCategoryID(long id, String idsNeedSub) {

		boolean isNeed = false;

		if (idsNeedSub == null || "".equals(idsNeedSub)) {
			return isNeed;
		}
		String ids[] = idsNeedSub.split(",");
		for (String idNeedSub : ids) {
			if (idNeedSub == null || "".equals(idNeedSub.trim())) {
				continue;
			}

			long idLong = 0;

			try {
				idLong = Long.parseLong(idNeedSub.trim());
			} catch (Exception e) {
				log.error("Invalid Category ID from Config", e);
			}

			if (idLong == id) {
				isNeed = true;
				break;
			}

		}

		return isNeed;
	}

	public static boolean isCategory(String fromatedID) {
		if (fromatedID != null && fromatedID.startsWith(CATEGORY_ID_PREFIX)) {
			return true;
		}

		return false;
	}

	public static boolean isSubCategory(String fromatedID) {
		if (fromatedID != null && fromatedID.startsWith(SUB_CATEGORY_ID_PREFIX)) {
			return true;
		}

		return false;
	}

	public static long getCategoryID(String fromatedID) {
		long id = 0;

		if (fromatedID == null || "".equals(fromatedID)) {
			return id;
		}

		try {
			id = Long.parseLong(fromatedID.substring(1, fromatedID.length()));
		} catch (Exception e) {
			log.error("Invalid formated Category ID", e);
		}

		return id;

	}

	public static long getSubCategoryID(String fromatedID) {
		long id = 0;

		if (fromatedID == null || "".equals(fromatedID)) {
			return id;
		}

		try {
			id = Long.parseLong(fromatedID.substring(1, fromatedID.length()));
		} catch (Exception e) {
			log.error("Invalid formated Sub Category ID", e);
		}

		return id;

	}

}