org.kuali.student.cm.course.modifiers.CMCourseLOCollectionCompareModifier.java Source code

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Here is the source code for org.kuali.student.cm.course.modifiers.CMCourseLOCollectionCompareModifier.java

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/**
 * Copyright 2014 The Kuali Foundation Licensed under the
 * Educational Community 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.osedu.org/licenses/ECL-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.
 *
 * Created by venkat on 9/20/14
 */
package org.kuali.student.cm.course.modifiers;

import org.apache.commons.lang.StringUtils;
import org.kuali.rice.krad.uif.component.Component;
import org.kuali.rice.krad.web.form.MaintenanceDocumentForm;
import org.kuali.student.cm.course.form.ViewCourseForm;
import org.kuali.student.cm.course.form.wrapper.CourseInfoWrapper;
import org.kuali.student.cm.course.form.wrapper.LoDisplayInfoWrapper;
import org.kuali.student.cm.course.form.wrapper.LoDisplayWrapperModel;

import java.util.List;

/**
 *
 * @see CMCourseCollectionCompareModifierBase
 * @author Kuali Student Team
 */
public class CMCourseLOCollectionCompareModifier extends CMCourseCollectionCompareModifierBase {

    @Override
    public void performCollectionCompare(Object model, Component component) {
        LoDisplayWrapperModel los;
        LoDisplayWrapperModel losCompare;

        if (model instanceof ViewCourseForm) {
            ViewCourseForm form = (ViewCourseForm) model;
            los = form.getCourseInfoWrapper().getLoDisplayWrapperModel();
            losCompare = form.getCompareCourseInfoWrapper().getLoDisplayWrapperModel();
        } else if (model instanceof MaintenanceDocumentForm) {
            MaintenanceDocumentForm form = (MaintenanceDocumentForm) model;
            los = ((CourseInfoWrapper) form.getDocument().getNewMaintainableObject().getDataObject())
                    .getLoDisplayWrapperModel();
            losCompare = ((CourseInfoWrapper) form.getDocument().getOldMaintainableObject().getDataObject())
                    .getLoDisplayWrapperModel();
        } else {
            throw new RuntimeException("Does not support");
        }

        int index = 0;
        for (LoDisplayInfoWrapper lo : los.getLoWrappers()) {

            if (!lo.isFakeObjectForCompare()) {
                LoDisplayInfoWrapper loToCompare = getLOFromCompare(losCompare.getLoWrappers(), index);

                if (loToCompare != null && !loToCompare.isFakeObjectForCompare() && lo.getLoInfo() != null
                        && loToCompare.getLoInfo() != null) {
                    String loDesc = StringUtils.trim(lo.getLoInfo().getDescr().getPlain());
                    String compareLoDesc = StringUtils.trim(loToCompare.getLoInfo().getDescr().getPlain());
                    loDesc = StringUtils.replaceChars(loDesc, "\t", " ");
                    compareLoDesc = StringUtils.replaceChars(compareLoDesc, "\t", " ");
                    if (!StringUtils.equals(compareLoDesc, loDesc)) {
                        lo.setHightlightRow(true);
                        loToCompare.setHightlightRow(true);
                    }
                } else {
                    lo.setHightlightRow(true);
                }
            }

            index++;

        }

    }

    protected LoDisplayInfoWrapper getLOFromCompare(List<LoDisplayInfoWrapper> compareLOs, int index) {
        if (compareLOs.isEmpty() || compareLOs.size() <= index) {
            return null;
        }
        return compareLOs.get(index);
    }
}