001// Copyright 2004, 2005 The Apache Software Foundation
002//
003// Licensed under the Apache License, Version 2.0 (the "License");
004// you may not use this file except in compliance with the License.
005// You may obtain a copy of the License at
006//
007//     http://www.apache.org/licenses/LICENSE-2.0
008//
009// Unless required by applicable law or agreed to in writing, software
010// distributed under the License is distributed on an "AS IS" BASIS,
011// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012// See the License for the specific language governing permissions and
013// limitations under the License.
014
015package org.apache.tapestry.contrib.jdbc;
016
017import java.sql.PreparedStatement;
018import java.sql.SQLException;
019import java.sql.Types;
020
021/**
022 *  Used with String parameters.
023 *
024 *
025 *  @author Howard Lewis Ship
026 *
027 **/
028
029public class StringParameter implements IParameter
030{
031    private String _value;
032
033    public StringParameter(String value)
034    {
035        _value = value;
036    }
037
038    public void set(PreparedStatement statement, int index) throws SQLException
039    {
040        if (_value == null)
041            statement.setNull(index, Types.VARCHAR);
042        else
043            statement.setString(index, _value);
044    }
045
046    public String toString()
047    {
048        StringBuffer buffer = new StringBuffer("String<");
049        buffer.append(_value);
050        buffer.append('>');
051
052        return buffer.toString();
053    }
054}