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/*-
 * ============LICENSE_START=======================================================
 * openECOMP : SDN-C
 * ================================================================================
 * Copyright (C) 2017 AT&T Intellectual Property. All rights
 * 						reserved.
 * ================================================================================
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file 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.
 * ============LICENSE_END=========================================================
 */

package org.openecomp.sdnc.sli;

import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;
import java.util.Properties;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class SvcLogicStoreFactory {

	private static final Logger LOG = LoggerFactory.getLogger(SvcLogicStoreFactory.class);
	
	public static SvcLogicStore getSvcLogicStore(String propfile)
			throws SvcLogicException {
		File propFile = new File(propfile);
		if (!propFile.canRead()) {
			throw new ConfigurationException("Cannot read property file "
					+ propfile);

		}

		try {
			return (getSvcLogicStore(new FileInputStream(propFile)));
		} catch (Exception e) {
			throw new ConfigurationException(
					"Could load service store from properties file " + propfile,
					e);
		}

	}

	public static SvcLogicStore getSvcLogicStore(InputStream inStr) throws SvcLogicException
	{
		Properties props = new Properties();
		
		try {
			props.load(inStr);
		} catch (Exception e) {
			throw new ConfigurationException("Could not get load properties from input stream", e);
		}
		
		return(getSvcLogicStore(props));
	}

	public static SvcLogicStore getSvcLogicStore(Properties props)
			throws SvcLogicException {
		String storeType = props.getProperty("org.openecomp.sdnc.sli.dbtype");
		if ((storeType == null) || (storeType.length() == 0)) {
			throw new ConfigurationException(
					"property org.openecomp.sdnc.sli.dbtype unset");

		}

		SvcLogicStore retval = null;
		LOG.debug(String.format("Using org.openecomp.sdnc.sli.dbtype=%s", storeType));

		if ("jdbc".equalsIgnoreCase(storeType)) {
			retval = new SvcLogicJdbcStore();

		} else if ("dblib".equalsIgnoreCase(storeType)) {
			retval = new SvcLogicDblibStore();
        } else {
			throw new ConfigurationException("unsupported dbtype (" + storeType
					+ ")");

		}

		
		retval.init(props);
		return (retval);
	}

}