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/**
 * Copyright (C) 2020 WaveMaker, Inc.
 * 
 * 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.wavemaker.runtime.service;

import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.Map;

import org.springframework.transaction.PlatformTransactionManager;
import org.springframework.transaction.TransactionDefinition;
import org.springframework.transaction.support.TransactionCallback;
import org.springframework.transaction.support.TransactionTemplate;

import com.wavemaker.commons.util.StringTemplate;
import com.wavemaker.runtime.WMAppContext;
import com.wavemaker.runtime.data.model.ReferenceType;
import com.wavemaker.runtime.data.model.returns.FieldType;
import com.wavemaker.runtime.data.model.returns.ReturnProperty;

/**
 * @author Dilip Kumar
 * @since 17/11/16
 */
public abstract class AbstractDesignService {

    private static final StringTemplate TRANSACTION_MANAGER_BEAN_ST = new StringTemplate(
            "${serviceId}TransactionManager");

    protected  T executeInTransaction(String serviceId, TransactionCallback callback) {
        final String transactionManagerBeanName = TRANSACTION_MANAGER_BEAN_ST
                .substitute(getStringTemplateMap(serviceId));
        PlatformTransactionManager transactionManager = WMAppContext.getInstance()
                .getSpringBean(transactionManagerBeanName);
        TransactionTemplate txTemplate = new TransactionTemplate(transactionManager);
        txTemplate.setPropagationBehavior(TransactionDefinition.PROPAGATION_REQUIRES_NEW);

        return txTemplate.execute(callback);
    }

    @SuppressWarnings("unchecked")
    protected List extractMetaFromResults(Collection