| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| RatioColumn |
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| 1.3333333333333333;1.333 |
| 1 | /* | |
| 2 | StatCvs - CVS statistics generation | |
| 3 | Copyright (C) 2002 Lukasz Pekacki <lukasz@pekacki.de> | |
| 4 | http://statcvs.sf.net/ | |
| 5 | | |
| 6 | This library is free software; you can redistribute it and/or | |
| 7 | modify it under the terms of the GNU Lesser General Public | |
| 8 | License as published by the Free Software Foundation; either | |
| 9 | version 2.1 of the License, or (at your option) any later version. | |
| 10 | ||
| 11 | This library is distributed in the hope that it will be useful, | |
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 14 | Lesser General Public License for more details. | |
| 15 | ||
| 16 | You should have received a copy of the GNU Lesser General Public | |
| 17 | License along with this library; if not, write to the Free Software | |
| 18 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| 19 | | |
| 20 | $RCSfile: RatioColumn.java,v $ | |
| 21 | $Date: 2008/04/02 11:22:14 $ | |
| 22 | */ | |
| 23 | package net.sf.statcvs.reportmodel; | |
| 24 | ||
| 25 | import net.sf.statcvs.renderer.TableCellRenderer; | |
| 26 | ||
| 27 | /** | |
| 28 | * A column showing the ratio between two {@link IntegerColumn}s. | |
| 29 | * The two columns do not have to be shown in the table. | |
| 30 | * | |
| 31 | * @author Richard Cyganiak <rcyg@gmx.de> | |
| 32 | * @version $Id: RatioColumn.java,v 1.2 2008/04/02 11:22:14 benoitx Exp $ | |
| 33 | */ | |
| 34 | public class RatioColumn extends Column { | |
| 35 | ||
| 36 | private final String title; | |
| 37 | private final IntegerColumn col1; | |
| 38 | private final IntegerColumn col2; | |
| 39 | ||
| 40 | /** | |
| 41 | * Creates a new <tt>RatioColumn</tt>, which contains the ratio | |
| 42 | * between col1 and col2 | |
| 43 | * @param title the title for the column | |
| 44 | * @param col1 the first column | |
| 45 | * @param col2 the second column | |
| 46 | */ | |
| 47 | 0 | public RatioColumn(final String title, final IntegerColumn col1, final IntegerColumn col2) { |
| 48 | 0 | this.title = title; |
| 49 | 0 | this.col1 = col1; |
| 50 | 0 | this.col2 = col2; |
| 51 | 0 | } |
| 52 | ||
| 53 | /** | |
| 54 | * @see net.sf.statcvs.reportmodel.Column#getRows() | |
| 55 | */ | |
| 56 | public int getRows() { | |
| 57 | 0 | return col1.getRows(); |
| 58 | } | |
| 59 | ||
| 60 | /** | |
| 61 | * @see net.sf.statcvs.reportmodel.Column#renderHead(net.sf.statcvs.renderer.TableCellRenderer) | |
| 62 | */ | |
| 63 | public void renderHead(final TableCellRenderer renderer) { | |
| 64 | 0 | renderer.renderCell(title); |
| 65 | 0 | } |
| 66 | ||
| 67 | /** | |
| 68 | * @see net.sf.statcvs.reportmodel.Column#renderCell | |
| 69 | */ | |
| 70 | public void renderCell(final int rowIndex, final TableCellRenderer renderer) { | |
| 71 | 0 | renderer.renderCell(getRatio(col1.getValue(rowIndex), col2.getValue(rowIndex))); |
| 72 | 0 | } |
| 73 | ||
| 74 | /** | |
| 75 | * @see net.sf.statcvs.reportmodel.Column#renderTotal(net.sf.statcvs.renderer.TableCellRenderer) | |
| 76 | */ | |
| 77 | public void renderTotal(final TableCellRenderer renderer) { | |
| 78 | 0 | renderer.renderCell(getRatio(col1.getSum(), col2.getSum())); |
| 79 | 0 | } |
| 80 | ||
| 81 | private String getRatio(final int val1, final int val2) { | |
| 82 | 0 | if (val2 == 0) { |
| 83 | 0 | return "-"; |
| 84 | } | |
| 85 | 0 | final int ratioTimes10 = (val1 * 10) / val2; |
| 86 | 0 | final double ratio = (double) ratioTimes10 / 10; |
| 87 | 0 | return Double.toString(ratio); |
| 88 | } | |
| 89 | } |