src.com.ibm.as400.access.JDScaleFieldMap Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of jt400 Show documentation

The Open Source version of the IBM Toolbox for Java

There is a newer version: 20.0.8

///////////////////////////////////////////////////////////////////////////////
//                                                                             
// JTOpen (IBM Toolbox for Java - OSS version)                                 
//                                                                             
// Filename: JDScaleFieldMap.java
//                                                                             
// The source code contained herein is licensed under the IBM Public License   
// Version 1.0, which has been approved by the Open Source Initiative.         
// Copyright (C) 1997-2003 International Business Machines Corporation and     
// others. All rights reserved.                                                
//                                                                             
///////////////////////////////////////////////////////////////////////////////

package com.ibm.as400.access;

import java.sql.SQLException;

class JDScaleFieldMap
extends JDTypeInfoFieldMap
implements JDFieldMap
{
    static final String copyright = "Copyright (C) 1997-2003 International Business Machines Corporation and others.";

    private int scaleIndex_;     //@A1A
    private int typeIndex_;      //@A1A
    JDScaleFieldMap(int typeIndex, int lengthIndex, int precisionIndex, 
                    int scaleIndex, int ccsidIndex, int vrm, JDProperties properties)                 // @M0C - added vrm and properties    //@KKB
    {
        super(typeIndex, lengthIndex, precisionIndex, scaleIndex, ccsidIndex, vrm, properties);   // @M0C   //@KKB
        scaleIndex_ = scaleIndex;     //@A1A
        typeIndex_ = typeIndex;       //@A1A
    }

    /**
        Returns the data type in JDBC format.
    **/
    public Object getValue(JDRow row)
    throws SQLException
    {
        String typeName = row.getSQLData(typeIndex_).getString().trim();        //@A1A
        if(typeName.equals("DISTINCT"))                                         //@A1A
            return new Integer(row.getSQLData(scaleIndex_).getInt());           //@A1A
        return new Integer(((SQLData)super.getValue(row)).getScale());
    }

    /**
        Indicates if the value was a data mapping error.
    **/
    public boolean isDataMappingError(JDRow row)
    throws SQLException
    {
        return false;
    }

    /**
        Indicates if the value is null.
    **/
    public boolean isNull(JDRow row)
    throws SQLException
    {
        return false;
    }
}