tools.xor.view.OQLQuery Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of xor Show documentation
Empowering Model Driven Architecture in J2EE applications
There is a newer version: 2.4.1
/**
 * XOR, empowering Model Driven Architecture in J2EE applications
 *
 * Copyright (c) 2012, Dilip Dalton
 *
 * 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 tools.xor.view;

import java.util.ArrayList;
import java.util.List;

import tools.xor.Settings;
import tools.xor.service.AggregateManager;

public class OQLQuery extends QuerySupport
{
    protected String selectClause;
    protected List function; // should only be of type FREESTYLE
    protected List primaryKey; // Needed for join with parent query

    public String getSelectClause ()
    {
        return selectClause;
    }

    public void setSelectClause (String selectClause)
    {
        this.selectClause = selectClause;
    }

    public List getFunction ()
    {
        return this.function;
    }

    public void setFunction (List function)
    {
        this.function = function;
    }

    public List getPrimaryKey() {
        return this.primaryKey;
    }

    public void setPrimaryKey(List primaryKey) {
        this.primaryKey = primaryKey;
    }

    public OQLQuery copy ()
    {
        OQLQuery result = new OQLQuery();
        super.copy(result);
        result.selectClause = selectClause;

        if(this.function != null) {
            result.function = new ArrayList<>();
            for (Function function : this.function) {
                result.function.add(function.copy());
            }
        }

        if(this.primaryKey != null) {
            result.primaryKey = new ArrayList<>();
            for (String keyPart : this.primaryKey) {
                result.primaryKey.add(keyPart);
            }
        }

        return result;
    }

    public OQLQuery generateQuery (AggregateManager am, AggregateTree aggregateTree, QueryTree queryTree)
    {

        am.setDataStore(am.getDataModelFactory().createDataStore(null));

        Settings settings = new Settings();
        am.configure(settings);

        QueryBuilder qb = new QueryBuilder(aggregateTree);
        qb.construct(settings, queryTree);

        this.selectClause = queryTree.getSelectString();

        return this;
    }
}