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The metric measures how well combinations of tags (pairs only) are covered by the TCK. The output is an HTML table and a heatmap (PNG image).
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...atibility-suite/src/main/java/cypher/feature/parser/reporting/CombinationChartWriter.java
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| /* | ||
| * Copyright (c) 2002-2016 "Neo Technology," | ||
| * Network Engine for Objects in Lund AB [http://neotechnology.com] | ||
| * | ||
| * This file is part of Neo4j. | ||
| * | ||
| * Neo4j 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/>. | ||
| */ | ||
| package cypher.feature.parser.reporting; | ||
|
|
||
| import java.awt.*; | ||
| import java.io.File; | ||
| import java.io.FileOutputStream; | ||
| import java.io.IOException; | ||
| import java.util.List; | ||
| import javax.imageio.ImageIO; | ||
|
|
||
| import org.jfree.chart.ChartColor; | ||
| import org.jfree.chart.renderer.LookupPaintScale; | ||
| import org.jfree.data.general.DefaultHeatMapDataset; | ||
| import org.jfree.data.general.HeatMapDataset; | ||
| import org.jfree.data.general.HeatMapUtilities; | ||
| import org.opencypher.tools.io.HtmlTag; | ||
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|
||
| import static org.opencypher.tools.io.HtmlTag.attr; | ||
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| public class CombinationChartWriter | ||
| { | ||
| private final File outDirectory; | ||
| private final String filename; | ||
| private final LookupPaintScale paintScale; | ||
|
|
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| static final int UPPER_BOUND = 10000; | ||
|
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| public CombinationChartWriter( File outDirectory, String filename ) | ||
| { | ||
| this.outDirectory = outDirectory; | ||
| this.filename = filename; | ||
| paintScale = new LookupPaintScale( -1, UPPER_BOUND, Color.WHITE ); | ||
| buildPaintScale(); | ||
| } | ||
|
|
||
| private void buildPaintScale() | ||
| { | ||
| paintScale.add( -1, ChartColor.BLACK ); | ||
| paintScale.add( 0, ChartColor.VERY_DARK_RED ); | ||
| paintScale.add( 10, ChartColor.DARK_RED ); | ||
| paintScale.add( 25, ChartColor.RED ); | ||
| paintScale.add( 50, ChartColor.LIGHT_RED ); | ||
| paintScale.add( 75, ChartColor.VERY_LIGHT_RED ); | ||
| paintScale.add( 100, ChartColor.VERY_LIGHT_GREEN ); | ||
| paintScale.add( 150, ChartColor.LIGHT_GREEN ); | ||
| paintScale.add( 200, ChartColor.GREEN ); | ||
| paintScale.add( 300, ChartColor.DARK_GREEN ); | ||
| paintScale.add( 500, ChartColor.VERY_DARK_GREEN ); | ||
| } | ||
|
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| void dumpPNG( List<List<Integer>> data ) | ||
| { | ||
| try ( FileOutputStream output = new FileOutputStream( new File( outDirectory, filename + ".png" ) ) ) | ||
| { | ||
| ImageIO.write( HeatMapUtilities.createHeatMapImage( createHeatMapDataset( data ), paintScale ), | ||
| "png", output ); | ||
| } | ||
| catch ( IOException e ) | ||
| { | ||
| throw new RuntimeException( "Unexpected error during PNG file creation", e ); | ||
| } | ||
| } | ||
|
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| public void dumpHTML( List<List<Integer>> data, List<String> tags ) | ||
| { | ||
| dumpPNG( data ); | ||
| try ( HtmlTag.Html html = HtmlTag.html( new File( outDirectory, filename + ".html" ).toPath() ) ) | ||
| { | ||
| try ( HtmlTag body = html.body() ) | ||
| { | ||
| buildTable( body, data, tags ); | ||
| body.tag( "img", attr( "src", filename + ".png" ) ); | ||
| } | ||
| } | ||
| } | ||
|
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| private void buildTable( HtmlTag body, List<List<Integer>> data, List<String> tags ) | ||
| { | ||
| try ( HtmlTag table = body.tag( "table", attr( "border", "1" ) ) ) | ||
| { | ||
| for ( int i = tags.size() - 1; i > -1; --i ) | ||
| { | ||
| try ( HtmlTag row = table.tag( "tr" ) ) | ||
| { | ||
| for ( int j = 0; j < data.get( i ).size(); ++j ) | ||
| { | ||
| if ( j == i ) | ||
| { | ||
| final String columns = String.valueOf( j + 1 ); | ||
| row.tag( "td", attr( "colspan", columns ), attr( "align", "right" ) ).text( tags.get( i ) ); | ||
| } | ||
| else if ( j > i ) | ||
| { | ||
| row.tag( "td", attr( "align", "center" ), attr( "width", "25px" ), | ||
| attr( "height", "25px" ) ).text( data.get( i ).get( j ).toString() ); | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
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| private HeatMapDataset createHeatMapDataset( List<List<Integer>> data ) | ||
| { | ||
| int magnification = 10; | ||
| DefaultHeatMapDataset dataset = new DefaultHeatMapDataset( data.size() * magnification, | ||
| data.size() * magnification, 0, data.size() * magnification, 0, data.size() * magnification ); | ||
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| for ( int i = data.size() - 1; i > -1; --i ) | ||
| { | ||
| for ( int j = 0; j < data.get( i ).size(); ++j ) | ||
| { | ||
| double z; | ||
| if ( j < i ) | ||
| { | ||
| z = UPPER_BOUND + 1; | ||
| } | ||
| else if ( j == i ) | ||
| { | ||
| z = -1; | ||
| } | ||
| else | ||
| { | ||
| z = data.get( i ).get( j ); | ||
| } | ||
| // magnify each point to a 10x10 pixel square | ||
| for ( int xi = 0; xi < magnification; ++xi ) | ||
| { | ||
| for ( int yi = 0; yi < magnification; ++yi ) | ||
| { | ||
| dataset.setZValue( j * magnification + yi, i * magnification + xi, z ); | ||
| } | ||
| } | ||
| } | ||
| } | ||
| return dataset; | ||
| } | ||
| } |
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