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/*
* 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.
*/
package org.netbeans.lib.ddl;
import java.sql.*;
import java.util.*;
import org.netbeans.lib.ddl.*;
/**
* Interface for commands.
* DatabaseSpecification instances keeps information about used database type (object was
* created using factory's method createSpecification()) and used connection info.
* It should be used as factory for DDLCommands.
* It also converts java classes into native database types and vice versa.
*
* @author Slavek Psenicka
*/
public interface DatabaseSpecification {
/** Returns database metadata */
public DatabaseMetaData getMetaData() throws SQLException;
public String getMetaDataAdaptorClassName();
public void setMetaDataAdaptorClassName(String name);
/** Returns used connection */
public DBConnection getConnection();
/** Creates and returns java.sql.Connection object */
public Connection openJDBCConnection() throws DDLException;
/** Returns java.sql.Connection, if present and open */
public Connection getJDBCConnection();
/** Returns factory */
public DatabaseSpecificationFactory getSpecificationFactory();
/** Sets factory */
public void setSpecificationFactory(DatabaseSpecificationFactory fac);
/** Closes the connection.
* If you forget to close the connection, next open should throw
* DDLException. This is an internal dummy-trap.
*/
public void closeJDBCConnection() throws DDLException;
/** Returns all database properties.
* It contains all command properties. Used to obtain settings independent
* on commands.
*/
public Map getProperties();
/** Returns properties of command.
* This description should be used for formatting commands, it contains
* available information for DatabaseSpecification.
* @param command Name of command.
*/
public Map getCommandProperties(String command);
/** Creates command identified by commandName. Command names will include
* create/rename/drop table/view/index/column and comment table/column. It
* returns null if command specified by commandName was not found. Used
* system allows developers to extend db-specification files and simply
* address new commands (everybody can implement createXXXCommand()).
* @param command Name of command.
*/
public DDLCommand createCommand(String commandName) throws CommandNotSupportedException;
/** Returns DBType where maps specified java type.
*/
public String getType(int sqltype);
}
/*
* <<Log>>
* 3 Gandalf 1.2 10/22/99 Ian Formanek NO SEMANTIC CHANGE - Sun
* Microsystems Copyright in File Comment
* 2 Gandalf 1.1 9/13/99 Slavek Psenicka
* 1 Gandalf 1.0 9/10/99 Slavek Psenicka
* $
*/
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