javax.sql.RowSetMetaData Maven / Gradle / Ivy
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/*
* Copyright (c) 2000, 2005, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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*/
package javax.sql;
import java.sql.*;
/**
* An object that contains information about the columns in a
* RowSet object. This interface is
* an extension of the ResultSetMetaData interface with
* methods for setting the values in a RowSetMetaData object.
* When a RowSetReader object reads data into a RowSet
* object, it creates a RowSetMetaData object and initializes it
* using the methods in the RowSetMetaData interface. Then the
* reader passes the RowSetMetaData object to the rowset.
*
* The methods in this interface are invoked internally when an application
* calls the method RowSet.execute; an application
* programmer would not use them directly.
*
* @since 1.4
*/
public interface RowSetMetaData extends ResultSetMetaData {
/**
* Sets the number of columns in the RowSet object to
* the given number.
*
* @param columnCount the number of columns in the RowSet object
* @exception SQLException if a database access error occurs
*/
void setColumnCount(int columnCount) throws SQLException;
/**
* Sets whether the designated column is automatically numbered,
* The default is for a RowSet object's
* columns not to be automatically numbered.
*
* @param columnIndex the first column is 1, the second is 2, ...
* @param property true if the column is automatically
* numbered; false if it is not
*
* @exception SQLException if a database access error occurs
*/
void setAutoIncrement(int columnIndex, boolean property) throws SQLException;
/**
* Sets whether the designated column is case sensitive.
* The default is false.
*
* @param columnIndex the first column is 1, the second is 2, ...
* @param property true if the column is case sensitive;
* false if it is not
*
* @exception SQLException if a database access error occurs
*/
void setCaseSensitive(int columnIndex, boolean property) throws SQLException;
/**
* Sets whether the designated column can be used in a where clause.
* The default is false.
*
* @param columnIndex the first column is 1, the second is 2, ...
* @param property true if the column can be used in a
* WHERE clause; false if it cannot
*
* @exception SQLException if a database access error occurs
*/
void setSearchable(int columnIndex, boolean property) throws SQLException;
/**
* Sets whether the designated column is a cash value.
* The default is false.
*
* @param columnIndex the first column is 1, the second is 2, ...
* @param property true if the column is a cash value;
* false if it is not
*
* @exception SQLException if a database access error occurs
*/
void setCurrency(int columnIndex, boolean property) throws SQLException;
/**
* Sets whether the designated column's value can be set to
* NULL.
* The default is ResultSetMetaData.columnNullableUnknown
*
* @param columnIndex the first column is 1, the second is 2, ...
* @param property one of the following constants:
* ResultSetMetaData.columnNoNulls,
* ResultSetMetaData.columnNullable, or
* ResultSetMetaData.columnNullableUnknown
*
* @exception SQLException if a database access error occurs
*/
void setNullable(int columnIndex, int property) throws SQLException;
/**
* Sets whether the designated column is a signed number.
* The default is false.
*
* @param columnIndex the first column is 1, the second is 2, ...
* @param property true if the column is a signed number;
* false if it is not
*
* @exception SQLException if a database access error occurs
*/
void setSigned(int columnIndex, boolean property) throws SQLException;
/**
* Sets the designated column's normal maximum width in chars to the
* given int.
*
* @param columnIndex the first column is 1, the second is 2, ...
* @param size the normal maximum number of characters for
* the designated column
*
* @exception SQLException if a database access error occurs
*/
void setColumnDisplaySize(int columnIndex, int size) throws SQLException;
/**
* Sets the suggested column title for use in printouts and
* displays, if any, to the given String.
*
* @param columnIndex the first column is 1, the second is 2, ...
* @param label the column title
* @exception SQLException if a database access error occurs
*/
void setColumnLabel(int columnIndex, String label) throws SQLException;
/**
* Sets the name of the designated column to the given String.
*
* @param columnIndex the first column is 1, the second is 2, ...
* @param columnName the designated column's name
* @exception SQLException if a database access error occurs
*/
void setColumnName(int columnIndex, String columnName) throws SQLException;
/**
* Sets the name of the designated column's table's schema, if any, to
* the given String.
*
* @param columnIndex the first column is 1, the second is 2, ...
* @param schemaName the schema name
* @exception SQLException if a database access error occurs
*/
void setSchemaName(int columnIndex, String schemaName) throws SQLException;
/**
* Sets the designated column's number of decimal digits to the
* given int.
*
* @param columnIndex the first column is 1, the second is 2, ...
* @param precision the total number of decimal digits
* @exception SQLException if a database access error occurs
*/
void setPrecision(int columnIndex, int precision) throws SQLException;
/**
* Sets the designated column's number of digits to the
* right of the decimal point to the given int.
*
* @param columnIndex the first column is 1, the second is 2, ...
* @param scale the number of digits to right of decimal point
* @exception SQLException if a database access error occurs
*/
void setScale(int columnIndex, int scale) throws SQLException;
/**
* Sets the designated column's table name, if any, to the given
* String.
*
* @param columnIndex the first column is 1, the second is 2, ...
* @param tableName the column's table name
* @exception SQLException if a database access error occurs
*/
void setTableName(int columnIndex, String tableName) throws SQLException;
/**
* Sets the designated column's table's catalog name, if any, to the given
* String.
*
* @param columnIndex the first column is 1, the second is 2, ...
* @param catalogName the column's catalog name
* @exception SQLException if a database access error occurs
*/
void setCatalogName(int columnIndex, String catalogName) throws SQLException;
/**
* Sets the designated column's SQL type to the one given.
*
* @param columnIndex the first column is 1, the second is 2, ...
* @param SQLType the column's SQL type
* @exception SQLException if a database access error occurs
* @see Types
*/
void setColumnType(int columnIndex, int SQLType) throws SQLException;
/**
* Sets the designated column's type name that is specific to the
* data source, if any, to the given String.
*
* @param columnIndex the first column is 1, the second is 2, ...
* @param typeName data source specific type name.
* @exception SQLException if a database access error occurs
*/
void setColumnTypeName(int columnIndex, String typeName) throws SQLException;
}