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java/jdbc-loopback-driver/src/info/globalcode/jdbc/loopback/Connection.java
author František Kučera <franta-hg@frantovo.cz>
Tue, 26 Feb 2019 18:19:49 +0100
branchv_0
changeset 236 a3ec71fa8e17
parent 171 701ec4db43fb
permissions -rw-r--r--
Avoid reusing/rewriting the DB connection properties.
There was weird random errors while testing connection to multiple DB in parallel when one of them was meta connection to same DB connection.
Two kinds of exception: 1) missing password 2) „Passing DB password as CLI parameter is insecure!“ 
     1 /**

     2  * SQL-DK

     3  * Copyright © 2014 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.jdbc.loopback;

    19 

    20 import java.sql.SQLClientInfoException;

    21 import java.sql.SQLException;

    22 import java.sql.SQLWarning;

    23 import java.sql.Savepoint;

    24 import java.util.Map;

    25 import java.util.Properties;

    26 import java.util.concurrent.Executor;

    27 

    28 /**

    29  *

    30  * @author Ing. František Kučera (frantovo.cz)

    31  */

    32 public class Connection extends AbstractConnection {

    33 

    34 	private String url;

    35 	private Properties info;

    36 

    37 	public Connection(String url, Properties info) {

    38 		this.url = url;

    39 		this.info = info;

    40 	}

    41 

    42 	@Override

    43 	public java.sql.PreparedStatement prepareStatement(String sql) throws SQLException {

    44 		return new PreparedStatement();

    45 	}

    46 

    47 	@Override

    48 	public void setAutoCommit(boolean autoCommit) throws SQLException {

    49 	}

    50 

    51 	@Override

    52 	public boolean getAutoCommit() throws SQLException {

    53 		return true;

    54 	}

    55 

    56 	@Override

    57 	public void commit() throws SQLException {

    58 	}

    59 

    60 	@Override

    61 	public void rollback() throws SQLException {

    62 	}

    63 

    64 	@Override

    65 	public void close() throws SQLException {

    66 	}

    67 

    68 	@Override

    69 	public boolean isClosed() throws SQLException {

    70 		return false;

    71 	}

    72 

    73 	@Override

    74 	public void setReadOnly(boolean readOnly) throws SQLException {

    75 	}

    76 

    77 	@Override

    78 	public boolean isReadOnly() throws SQLException {

    79 		return true;

    80 	}

    81 

    82 	@Override

    83 	public void setCatalog(String catalog) throws SQLException {

    84 	}

    85 

    86 	@Override

    87 	public void setTransactionIsolation(int level) throws SQLException {

    88 	}

    89 

    90 	@Override

    91 	public SQLWarning getWarnings() throws SQLException {

    92 		return null;

    93 	}

    94 

    95 	@Override

    96 	public void clearWarnings() throws SQLException {

    97 	}

    98 

    99 	@Override

   100 	public void setTypeMap(Map<String, Class<?>> map) throws SQLException {

   101 	}

   102 

   103 	@Override

   104 	public void setHoldability(int holdability) throws SQLException {

   105 	}

   106 

   107 	@Override

   108 	public void rollback(Savepoint savepoint) throws SQLException {

   109 	}

   110 

   111 	@Override

   112 	public void releaseSavepoint(Savepoint savepoint) throws SQLException {

   113 	}

   114 

   115 	@Override

   116 	public boolean isValid(int timeout) throws SQLException {

   117 		return true;

   118 	}

   119 

   120 	@Override

   121 	public void setClientInfo(String name, String value) throws SQLClientInfoException {

   122 	}

   123 

   124 	@Override

   125 	public void setClientInfo(Properties properties) throws SQLClientInfoException {

   126 	}

   127 

   128 	@Override

   129 	public void abort(Executor executor) throws SQLException {

   130 	}

   131 

   132 	@Override

   133 	public void setNetworkTimeout(Executor executor, int milliseconds) throws SQLException {

   134 	}

   135 }
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