Java SQL Table Column getColumnNames(ResultSet rs)

Description

get Column Names

License

Apache License

Declaration

public static String[] getColumnNames(ResultSet rs) throws SQLException 

Method Source Code

//package com.java2s;
/*//from  w ww  .  j  a  v  a 2  s  . com
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 *
 */

import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.SQLException;

public class Main {
    public static String[] getColumnNames(ResultSet rs) throws SQLException {
        return getColumnNames(rs, false);
    }

    public static String[] getColumnNames(ResultSet rs, boolean closeResultSet) throws SQLException {
        String[] columns = new String[0];

        if (rs != null) {
            try {
                ResultSetMetaData metaData = rs.getMetaData();

                columns = new String[metaData.getColumnCount()];
                for (int i = 0; i < columns.length; i++) {
                    columns[i] = metaData.getColumnName(i + 1);
                }
            } catch (SQLException e) {
                throw e;
            } finally {
                if (closeResultSet) {
                    rs.close();
                }
            }
        }

        return columns;
    }
}

Related

1. getColumnName(ResultSetMetaData meta, int column)
2. getColumnNames(final ResultSet resultSet)
3. getColumnNames(ResultSet resultSet_)
4. getColumnNames(ResultSet rs)
5. getColumnNames(ResultSet rs)
6. getColumnNamesFromResultSet(ResultSet rs)
7. getColumns(ResultSetMetaData rsmd)
8. getColumns(ResultSetMetaData rsMetaData)
9. getColumnsNames(ResultSet rs)