de.iteratec.iteraplan.businesslogic.reports.query.node.NotAssociatedLeafNode.java Source code

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Here is the source code for de.iteratec.iteraplan.businesslogic.reports.query.node.NotAssociatedLeafNode.java

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/*
 * iteraplan is an IT Governance web application developed by iteratec, GmbH
 * Copyright (C) 2004 - 2014 iteratec, GmbH
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Affero General Public License version 3 as published by
 * the Free Software Foundation with the addition of the following permission
 * added to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED
 * WORK IN WHICH THE COPYRIGHT IS OWNED BY ITERATEC, ITERATEC DISCLAIMS THE
 * WARRANTY OF NON INFRINGEMENT  OF THIRD PARTY RIGHTS.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program; if not, see http://www.gnu.org/licenses or write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 * MA 02110-1301 USA.
 *
 * You can contact iteratec GmbH headquarters at Inselkammerstr. 4
 * 82008 Munich - Unterhaching, Germany, or at email address info@iteratec.de.
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU Affero General Public License version 3.
 *
 * In accordance with Section 7(b) of the GNU Affero General Public License
 * version 3, these Appropriate Legal Notices must retain the display of the
 * "iteraplan" logo. If the display of the logo is not reasonably
 * feasible for technical reasons, the Appropriate Legal Notices must display
 * the words "Powered by iteraplan".
 */
package de.iteratec.iteraplan.businesslogic.reports.query.node;

import org.hibernate.Criteria;
import org.hibernate.criterion.DetachedCriteria;
import org.hibernate.criterion.Restrictions;

import de.iteratec.iteraplan.businesslogic.reports.query.type.Extension;
import de.iteratec.iteraplan.businesslogic.reports.query.type.Type;
import de.iteratec.iteraplan.common.Logger;
import de.iteratec.iteraplan.common.error.IteraplanErrorMessages;
import de.iteratec.iteraplan.common.error.IteraplanException;
import de.iteratec.iteraplan.common.error.IteraplanTechnicalException;

/**
 * Leaf node describing queries for building block instances that 
 * are not linked to other building block instances.
 */
public class NotAssociatedLeafNode extends AbstractLeafNode {

    private static final Logger LOGGER = Logger.getIteraplanLogger(NotAssociatedLeafNode.class);

    private int indexOfLastAssociationType = -1;

    /**
     * Constructor.
     */
    public NotAssociatedLeafNode(Type<?> resultType, Extension extension) {
        super(resultType, extension, null);
        if (getExtension().isWithAssociationType()) {
            indexOfLastAssociationType = getExtension().getLastAssociationTypeIndex();
            LOGGER.debug("indexOfLastAssociationType: {1}", Integer.valueOf(indexOfLastAssociationType));
        }
    }

    /**
     * Returns the distance between result type and leaf type.
     */
    @Override
    public int getExtensionSize() {
        if (getExtension() == null) {
            return 0;
        }
        return getExtension().getTypesWithJoinProperties().size();
    }

    /** {@inheritDoc} */
    @Override
    DetachedCriteria getFromCriteria(DetachedCriteria criteria) {
        String previousTypeNameShort = getResultTypeDBNameShortWithSuffix();

        int lastIndex = getExtensionSize() - 1;
        if (indexOfLastAssociationType >= 0) {
            lastIndex = indexOfLastAssociationType;
        }

        for (int i = 0; i < lastIndex; i++) {
            String currentTypeNameShort = getIntermediaryTypeDBNameShortWithSuffix(i);
            String path = String.format("%s.%s", previousTypeNameShort,
                    getExtension().getIntermediaryTypeJoinProperty(i));
            criteria.createAlias(path, currentTypeNameShort, Criteria.INNER_JOIN);
            previousTypeNameShort = currentTypeNameShort;
        }

        return criteria;
    }

    /** {@inheritDoc} */
    @Override
    DetachedCriteria getWhereCriteria(DetachedCriteria criteria) {
        int lastIndex = getExtensionSize() - 1;
        if (indexOfLastAssociationType >= 0) {
            lastIndex = indexOfLastAssociationType;
        }

        if (getExtension().isIntermediaryTypeMultiEnd(lastIndex)) {
            final String intermediaryTypeNameDBShortWithSuffix = getIntermediaryTypeDBNameShortWithSuffix(
                    lastIndex - 1);
            final String associationPath = String.format("%s.%s", intermediaryTypeNameDBShortWithSuffix,
                    getExtension().getIntermediaryTypeJoinProperty(lastIndex));
            final String alias = String.format("%sAlias", getIntermediaryTypeDBNameShortWithSuffix(lastIndex));
            criteria.createAlias(associationPath, alias, Criteria.LEFT_JOIN);
            final String id = alias + ".id";
            criteria.add(Restrictions.isNull(id));
        } else {
            final String intermediaryTypeNameDBShortWithSuffix = getIntermediaryTypeDBNameShortWithSuffix(
                    lastIndex - 1);
            final String joinProperty = getExtension().getIntermediaryTypeJoinProperty(lastIndex);
            final String associationPath = String.format("%s.%s", intermediaryTypeNameDBShortWithSuffix,
                    joinProperty);
            criteria.add(Restrictions.isNull(associationPath));
        }

        return criteria;
    }

    public boolean isToBeRemoved(Object element) throws IteraplanException {
        return false;
    }

    public String toString() {
        return "Not associated: " + getResultType().getTypeNameDB() + " " + getExtension();
    }

    /** {@inheritDoc} */
    @Override
    DetachedCriteria getFromCriteriaForInheritance(DetachedCriteria criteria) {
        throw new IteraplanTechnicalException(IteraplanErrorMessages.INTERNAL_ERROR);
    }

    /** {@inheritDoc} */
    @Override
    DetachedCriteria getWhereCriteriaFromInheritance(DetachedCriteria criteria) {
        throw new IteraplanTechnicalException(IteraplanErrorMessages.INTERNAL_ERROR);
    }
}