Java SQL ResultSet Read GetResultSetFromQuery(String command)

Description

Preforms an SQL query and returns the result set.

License

Open Source License

Parameter

Parameter	Description
command	SQL command to be executed.

Return

the result set received from the query above.

Declaration

public static ResultSet GetResultSetFromQuery(String command) 

Method Source Code

//package com.java2s;
/*//from w  w  w .j a v a  2  s . c  om
 * Copyright (C) 2014 Simon Dahlberg and Jesper Sahlin
 *
 * This program 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/>.
 */

import java.sql.*;

public class Main {
    private static Statement mStatement;
    private static final String mSqlHelperPrefix = "SQLHelper: ";

    /**
     * Preforms an SQL query and returns the result set.
     * @param command SQL command to be executed.
     * @return the result set received from the query above.
     */
    public static ResultSet GetResultSetFromQuery(String command) {
        if (mStatement != null) {
            try {
                return mStatement.executeQuery(command);
            } catch (SQLException e) {
                System.out.println(mSqlHelperPrefix + e);
                return null;
            }
        }
        System.out.println("SQLHelper: statement==null");
        return null;
    }

    /**
     * Executes a SQL query without returning the result set.
     * @param command the SQL query to be executed.
     */
    public static void ExecuteQuery(String command) {
        try {
            mStatement.executeQuery(command);
        } catch (SQLException e) {
            System.out.println(mSqlHelperPrefix + e);
        }
    }
}

Related

1. getResultSet(Connection connection, String query)
2. getResultSet(String sql)
3. getResultSetColnumNames(ResultSet rs)
4. getResultSetColumns(ResultSet rs)
5. getResultSetDateValue(ResultSet rs, String sColumnName)
6. getResultSetFromQueryAgainstDefaultConnection( String sql)
7. getResultSetInstance(Connection conn, String sql)
8. getResultSetMetaData(ResultSet rs)
9. getResultSetRowString(ResultSet rs)