java/sql-dk/src/info/globalcode/sql/dk/formatting/ColumnsHeader.java
author František Kučera <franta-hg@frantovo.cz>
Sun, 05 Jan 2014 00:17:27 +0100
branchv_0
changeset 138 b765713c60e9
parent 39 be8db46a38c3
permissions -rw-r--r--
XHTML formatter: simple formatting of (multidimensional) arrays
     1 /**
     2  * SQL-DK
     3  * Copyright © 2013 František Kučera (frantovo.cz)
     4  *
     5  * This program is free software: you can redistribute it and/or modify
     6  * it under the terms of the GNU General Public License as published by
     7  * the Free Software Foundation, either version 3 of the License, or
     8  * (at your option) any later version.
     9  *
    10  * This program is distributed in the hope that it will be useful,
    11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
    12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    13  * GNU General Public License for more details.
    14  *
    15  * You should have received a copy of the GNU General Public License
    16  * along with this program. If not, see <http://www.gnu.org/licenses/>.
    17  */
    18 package info.globalcode.sql.dk.formatting;
    19 
    20 import java.sql.ResultSetMetaData;
    21 import java.sql.SQLException;
    22 import java.util.ArrayList;
    23 import java.util.List;
    24 
    25 /**
    26  *
    27  * @author Ing. František Kučera (frantovo.cz)
    28  */
    29 public class ColumnsHeader {
    30 	
    31 	private ResultSetMetaData metaData;
    32 	
    33 	public ColumnsHeader(ResultSetMetaData metaData) {
    34 		this.metaData = metaData;
    35 	}
    36 	
    37 	public int getColumnCount() {
    38 		try {
    39 			return metaData.getColumnCount();
    40 		} catch (SQLException e) {
    41 			throw new IllegalStateException("Error during getting column count.", e);
    42 		}
    43 	}
    44 	
    45 	public List<ColumnDescriptor> getColumnDescriptors() {
    46 		try {
    47 			int count = metaData.getColumnCount();
    48 			List<ColumnDescriptor> list = new ArrayList<>(count);
    49 			
    50 			for (int i = 1; i <= count; i++) {
    51 				ColumnDescriptor cd = new ColumnDescriptor();
    52 				
    53 				cd.setFirstColumn(i == 1);
    54 				cd.setLastColumn(i == count);
    55 				cd.setColumnNumber(i);
    56 				
    57 				cd.setLabel(metaData.getColumnLabel(i));
    58 				cd.setName(metaData.getColumnName(i));
    59 				cd.setType(metaData.getColumnType(i));
    60 				cd.setTypeName(metaData.getColumnTypeName(i));
    61 				/** TODO: more properties */
    62 				list.add(cd);
    63 			}
    64 			
    65 			return list;
    66 		} catch (SQLException e) {
    67 			throw new IllegalStateException("Error during building column descriptors.", e);
    68 		}
    69 	}
    70 }