/*
 * ============LICENSE_START==========================================
 * ONAP Portal SDK
 * ===================================================================
 * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
 * ===================================================================
 *
 * Unless otherwise specified, all software contained herein is licensed
 * under the Apache License, Version 2.0 (the "License");
 * you may not use this software except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *             http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * Unless otherwise specified, all documentation contained herein is licensed
 * under the Creative Commons License, Attribution 4.0 Intl. (the "License");
 * you may not use this documentation except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *             https://creativecommons.org/licenses/by/4.0/
 *
 * Unless required by applicable law or agreed to in writing, documentation
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * ============LICENSE_END============================================
 *
 * 
 */
package org.onap.portalsdk.analytics.util;

import org.apache.commons.collections4.map.LRUMap;

public class CachingUtils {

	private static LRUMap<String, String> pageSQLCahce;
	private static LRUMap<String, String> reportSqlCache;
	private static LRUMap<String, Integer> totalRowsCount;

	public static String getPageSql(String sql) {
		return pageSQLCahce.get(sql);

	}

	public static void putPageSql(String sql, String pageSql) {
		if (pageSQLCahce == null) {
			pageSQLCahce = new LRUMap<>();
		}
		pageSQLCahce.put(sql, pageSql);
	}

	public static void putReportSql(String sql, String reportSql) {
		if (reportSqlCache == null) {
			reportSqlCache = new LRUMap<>();
		}
		reportSqlCache.put(sql, reportSql);
	}

	public static String getReportSql(String sql) {
		return reportSqlCache.get(sql);
	}

	public static boolean isReportSqlExists(String sql) {
		if(reportSqlCache != null) {
			return reportSqlCache.containsKey(sql);
		}
		return false;
	}

	public static int getTotalRowsCount(String sql) {
		return totalRowsCount.get(sql);
	}

	public static void cacheTotalRowCount(String sql, int count) {
		if (totalRowsCount == null) {
			totalRowsCount = new LRUMap<>();
		}
		totalRowsCount.put(sql, count);
	}

	public static boolean isTotalCountAvailable(String sql) {
		if (totalRowsCount != null) {
			return totalRowsCount.containsKey(sql);
		}
		return false;
	}
}