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The Core Adaptrex Framework

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/*
 * Copyright 2012 Adaptrex, LLC
 *
 * 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.
 */
package com.adaptrex.core.persistence;

import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;

import com.adaptrex.core.ext.ExtConfig;
import com.adaptrex.core.security.SecurityModel;
import com.fasterxml.jackson.databind.ObjectMapper;

public class PersistenceTools {

	public static List getIncludes(ExtConfig config, String nodePath) {
		return getListAtPath(config, nodePath, config.getIncludes());
	}
	
	public static List getExcludes(ExtConfig config, String nodePath) {
		return getListAtPath(config, nodePath, config.getExcludes());
	}
	
	public static List getJoins(ExtConfig config, String nodePath) {
		return getListAtPath(config, nodePath, config.getAssociations());
	}
	
	private static List getListAtPath(ExtConfig config, String nodePath, List fullList) {
		List list = new ArrayList();
		for (String item : fullList) {
			if (config.getModelName().equals(nodePath)) {
				if (!item.contains(".")) list.add(item);
			} else {
				if (item.contains(nodePath + ".")) list.add(item.split("\\.")[1]);
			}
		}
		return list;		
	}
	
	public static SecurityModel getSecurityModel() throws Exception {
		ClassLoader loader = Thread.currentThread().getContextClassLoader();
		InputStream stream = loader.getResourceAsStream("adaptrex.security");
		if (stream == null) return null;
		
		ObjectMapper mapper = new ObjectMapper();
		return mapper.readValue(stream,SecurityModel.class);
	}
}