com.smash.revolance.ui.comparator.page.PageComparator.java Source code

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Here is the source code for com.smash.revolance.ui.comparator.page.PageComparator.java

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package com.smash.revolance.ui.comparator.page;

/*
 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 * ui-monitoring-comparator
 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 * Copyright (C) 2012 - 2014 RevoLance
 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as
 * published by the Free Software Foundation, either version 3 of the 
 * License, or (at your option) any later version.
 * 
 * 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 General Public 
 * License along with this program.  If not, see
 * <http://www.gnu.org/licenses/gpl-3.0.html>.
 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 */

import com.smash.revolance.ui.comparator.element.ElementComparison;
import com.smash.revolance.ui.comparator.page.content.ContentComparator;
import com.smash.revolance.ui.comparator.page.content.IContentComparator;
import com.smash.revolance.ui.model.diff.DiffType;
import com.smash.revolance.ui.model.diff.PageDiffType;
import com.smash.revolance.ui.model.element.api.ElementBean;
import com.smash.revolance.ui.model.page.api.PageBean;
import org.springframework.stereotype.Service;

import java.awt.*;
import java.security.InvalidParameterException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;

/**
 * User: wsmash
 * Date: 09/06/13
 * Time: 10:53
 */
@Service
public class PageComparator implements IPageComparator {
    IContentComparator contentComparator = new ContentComparator();

    @Override
    public PageComparison compare(PageBean page, PageBean reference) {
        if (reference == null) {
            throw new InvalidParameterException("Null page reference passed in for comparison.");
        }

        if (page == null) {
            throw new InvalidParameterException("Null page passed in for comparison.");
        }

        PageComparison comparison = new PageComparison(reference);
        comparison.setMatch(page);

        if (page == null) {
            comparison.setDiffType(DiffType.DELETED);
        } else if (reference == null) {
            comparison.setDiffType(DiffType.ADDED);
        } else {
            if (!urlEquals(reference, page)) {
                comparison.addPageDifferency(PageDiffType.URL);
            }

            if (!layoutEquals(reference, page)) {
                comparison.addPageDifferency(PageDiffType.LAYOUT);
            }

            if (!contentEquals(reference, page)) {
                comparison.addPageDifferency(PageDiffType.CONTENT);
            }

            if (!lookEquals(reference, page)) {
                comparison.addPageDifferency(PageDiffType.LOOK);
            }

            if (!titleEquals(reference, page)) {
                comparison.addPageDifferency(PageDiffType.TITLE);
            }

            if (comparison.getPageDifferencies().isEmpty()) {
                comparison.setDiffType(DiffType.BASE);
            } else {
                comparison.setDiffType(DiffType.CHANGED);
            }

            Collection<ElementComparison> comparisons = contentComparator.compare(reference.getContent(),
                    page.getContent());
            for (ElementComparison elementComparison : comparisons) {
                comparison.addElementComparison(elementComparison);
            }

        }

        return comparison;
    }

    private boolean titleEquals(PageBean reference, PageBean page) {
        return reference.getTitle().contentEquals(page.getTitle());
    }

    private boolean lookEquals(PageBean reference, PageBean page) {
        return reference.getCaption().contentEquals(page.getCaption());
    }

    private boolean contentEquals(PageBean reference, PageBean page) {
        List<String> refElementValue = PageMatchMaker.getContentValue(reference.getContent());
        for (String contentValues : PageMatchMaker.getContentValue(page.getContent())) {
            if (refElementValue.contains(contentValues)) {
                refElementValue.remove(contentValues);
            }
        }

        return refElementValue.isEmpty();
    }

    private boolean layoutEquals(PageBean reference, PageBean page) {
        List<Rectangle> layout = getLayout(page);
        for (Rectangle refElementRect : getLayout(reference)) {
            int matchCount = 0;
            for (Rectangle pageElementRect : layout) {
                if (refElementRect.getX() == pageElementRect.getX()
                        && refElementRect.getY() == pageElementRect.getY()
                        && refElementRect.getWidth() == pageElementRect.getWidth()
                        && refElementRect.getHeight() == pageElementRect.getHeight()) {
                    matchCount++;
                }
            }
            if (layout.size() == matchCount) {
                return true;
            }
        }
        return false;
    }

    private List<Rectangle> getLayout(PageBean page) {
        List<Rectangle> layout = new ArrayList<Rectangle>();
        for (ElementBean element : page.getContent()) {
            layout.add(element.getLocation());

        }

        return layout;

    }

    private boolean urlEquals(PageBean reference, PageBean page) {
        return reference.getUrl().contentEquals(page.getUrl());
    }
}