1 /** |
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2 * SQL-DK |
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3 * Copyright © 2013 František Kučera (frantovo.cz) |
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4 * |
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5 * This program is free software: you can redistribute it and/or modify |
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6 * it under the terms of the GNU General Public License as published by |
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7 * the Free Software Foundation, either version 3 of the License, or |
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8 * (at your option) any later version. |
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9 * |
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10 * This program is distributed in the hope that it will be useful, |
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11 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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13 * GNU General Public License for more details. |
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14 * |
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15 * You should have received a copy of the GNU General Public License |
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16 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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17 */ |
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18 package info.globalcode.sql.dk.formatting; |
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19 |
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20 import java.sql.ResultSetMetaData; |
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21 import java.sql.SQLException; |
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22 import java.util.ArrayList; |
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23 import java.util.List; |
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24 |
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25 /** |
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26 * |
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27 * @author Ing. František Kučera (frantovo.cz) |
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28 */ |
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29 public class ColumnsHeader { |
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30 |
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31 private ResultSetMetaData metaData; |
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32 |
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33 public ColumnsHeader(ResultSetMetaData metaData) { |
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34 this.metaData = metaData; |
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35 } |
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36 |
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37 public int getColumnCount() { |
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38 try { |
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39 return metaData.getColumnCount(); |
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40 } catch (SQLException e) { |
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41 throw new IllegalStateException("Error during getting column count.", e); |
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42 } |
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43 } |
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44 |
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45 public List<ColumnDescriptor> getColumnDescriptors() { |
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46 try { |
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47 int count = metaData.getColumnCount(); |
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48 List<ColumnDescriptor> list = new ArrayList<>(count); |
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49 |
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50 for (int i = 1; i <= count; i++) { |
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51 ColumnDescriptor cd = new ColumnDescriptor(); |
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52 |
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53 cd.setFirstColumn(i == 1); |
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54 cd.setLastColumn(i == count); |
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55 cd.setColumnNumber(i); |
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56 |
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57 cd.setLabel(metaData.getColumnLabel(i)); |
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58 cd.setName(metaData.getColumnName(i)); |
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59 cd.setType(metaData.getColumnType(i)); |
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60 cd.setTypeName(metaData.getColumnTypeName(i)); |
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61 /** TODO: more properties */ |
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62 list.add(cd); |
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63 } |
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64 |
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65 return list; |
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66 } catch (SQLException e) { |
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67 throw new IllegalStateException("Error during building column descriptors.", e); |
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68 } |
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69 } |
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70 } |
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