/*
* Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source 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 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source 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, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package com.caucho.quercus.mysql;
import com.caucho.util.*;
import com.caucho.quercus.lib.db.QuercusResultSetMetaData;
import com.caucho.vfs.*;
import java.io.*;
import java.net.*;
import java.sql.*;
import java.util.*;
import java.util.logging.*;
import javax.sql.*;
/**
* Special Quercus Mysql connection.
*/
public class MysqlResultSetMetaData implements QuercusResultSetMetaData {
private static final Logger log
= Logger.getLogger(MysqlResultSetMetaData.class.getName());
private static final L10N L = new L10N(MysqlResultSetMetaData.class);
private int _columnCount;
private ArrayList<MysqlColumn> _columns = new ArrayList<MysqlColumn>();
MysqlResultSetMetaData()
{
}
public int getColumnCount()
{
return _columnCount;
}
public void setColumnCount(int columnCount)
{
_columnCount = columnCount;
while (_columns.size() < columnCount) {
_columns.add(new MysqlColumn());
}
}
public ArrayList<MysqlColumn> getColumns()
{
return _columns;
}
public MysqlColumn getColumn(int column)
{
if (column < 1 || _columnCount < column)
throw new IllegalArgumentException(L.l("{0} is an invalid column [1-{1}]",
column, _columnCount));
return _columns.get(column - 1);
}
/**
* Returns true if the column is auto-numbered.
*/
public boolean isAutoIncrement(int column)
{
return getColumn(column).isAutoIncrement();
}
/**
* Returns true if the column is case sensitive
*/
public boolean isCaseSensitive(int column)
{
return true;
}
/**
* Returns true if the column can be in a where clause
*/
public boolean isSearchable(int column)
{
return false;
}
/**
* Returns true if the column is a currency;
*/
public boolean isCurrency(int column)
{
return false;
}
/**
* Returns true if the column is nullable
*/
public int isNullable(int column)
{
if (getColumn(column).isNotNull())
return columnNoNulls;
else
return columnNullable;
}
/**
* Returns the normal width
*/
public int getColumnDisplaySize(int column)
{
return getColumn(column).getPrecision();
}
/**
* Returns the column label
*/
public String getColumnLabel(int column)
{
return getColumnName(column);
}
/**
* Returns the column name
*/
public String getColumnName(int column)
{
return getColumn(column).getName();
}
/**
* Returns the column original name
*/
public String getColumnOrigName(int column)
{
return getColumn(column).getOrigName();
}
/**
* Returns the column schema
*/
public String getColumnSchema(int column)
{
return getColumn(column).getSchema();
}
/**
* Returns true for signed results.
*/
public boolean isSigned(int column)
{
return ! getColumn(column).isUnsigned();
}
/**
* Returns the column precision
*/
public int getPrecision(int column)
{
return getColumn(column).getPrecision();
}
/**
* Returns the column scale
*/
public int getScale(int column)
{
return getColumn(column).getScale();
}
/**
* Returns the column table name
*/
public String getSchemaName(int column)
{
return getColumn(column).getSchema();
}
/**
* Returns the column table name
*/
public String getTableName(int column)
{
return getColumn(column).getTable();
}
/**
* Returns the column table orig name
*/
public String getOrigTableName(int column)
{
return getColumn(column).getOrigTable();
}
/**
* Returns the column catalog name
*/
public String getCatalogName(int column)
{
return getColumn(column).getCatalog();
}
/**
* Returns the column type
*/
public int getColumnType(int column)
{
return getColumn(column).getSQLType();
}
/**
* Returns the column type name
*/
public String getColumnTypeName(int column)
{
return getColumn(column).getTypeName();
}
/**
* Returns the column writability
*/
public boolean isReadOnly(int column)
{
throw new UnsupportedOperationException();
}
/**
* Returns the column writability
*/
public boolean isWritable(int column)
{
throw new UnsupportedOperationException();
}
/**
* Returns the column writability
*/
public boolean isDefinitelyWritable(int column)
{
throw new UnsupportedOperationException();
}
/**
* Returns the column class namewritability
*/
public String getColumnClassName(int column)
{
throw new UnsupportedOperationException();
}
public <T> T unwrap(Class<T> iface) throws SQLException
{
throw new UnsupportedOperationException("Not supported yet.");
}
public boolean isWrapperFor(Class<?> iface) throws SQLException
{
throw new UnsupportedOperationException("Not supported yet.");
}
//
// Quercus Result set
//
public boolean isBlob(int column)
{
return getColumn(column).isBlob();
}
public boolean isMultipleKey(int column)
{
return getColumn(column).isMultipleKey();
}
public boolean isZeroFill(int column)
{
return getColumn(column).isZeroFill();
}
public boolean isUnsigned(int column)
{
return getColumn(column).isUnsigned();
}
public boolean isUniqueKey(int column)
{
return getColumn(column).isUniqueKey();
}
public boolean isPrimaryKey(int column)
{
return getColumn(column).isPrimaryKey();
}
public boolean isNotNull(int column)
{
return getColumn(column).isNotNull();
}
public int getLength(int column)
{
return getColumn(column).getLength();
}
public String toString()
{
return getClass().getSimpleName() + "[]";
}
}