package org.apache.turbine.services.intake.validator;
/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2001 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Apache" and "Apache Software Foundation" and
* "Apache Turbine" must not be used to endorse or promote products
* derived from this software without prior written permission. For
* written permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache",
* "Apache Turbine", nor may "Apache" appear in their name, without
* prior written permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
import java.util.Map;
import org.apache.turbine.om.NumberKey;
import org.apache.turbine.util.Log;
import org.apache.turbine.util.TurbineException;
/**
* Validates numbers with the following constraints in addition to those
* listed in DefaultValidator.
*
* <table>
* <tr><th>Name</th><th>Valid Values</th><th>Default Value</th></tr>
* <tr><td>minLength</td><td>greater than Integer.MIN_VALUE</td>
* <td> </td></tr>
* <tr><td>maxLength</td><td>less than BigDecimal.MAX_VALUE</td>
* <td> </td></tr>
* <tr><td>notANumberMessage</td><td>Some text</td>
* <td>Entry was not a valid number</td></tr>
* </table>
*
* @author <a href="mailto:jmcnally@collab.net>John McNally</a>
* @version $Id: NumberKeyValidator.java,v 1.1.2.1 2001/05/23 03:05:30 jvanzyl Exp $
*/
public class NumberKeyValidator
extends NumberValidator
{
private static String INVALID_NUMBER = "Entry was not valid.";
private NumberKey minValue;
private NumberKey maxValue;
public NumberKeyValidator(Map paramMap)
throws TurbineException
{
init(paramMap);
}
public NumberKeyValidator()
{
}
protected void doInit(Map paramMap)
{
minValue = null;
maxValue = null;
Constraint constraint = (Constraint)paramMap.get("minValue");
if ( constraint != null )
{
String param = constraint.getValue();
minValue = new NumberKey(param);
minValueMessage = constraint.getMessage();
}
constraint = (Constraint)paramMap.get("maxValue");
if ( constraint != null )
{
String param = constraint.getValue();
maxValue = new NumberKey(param);
maxValueMessage = constraint.getMessage();
}
}
protected String getInvalidNumberMessage()
{
return INVALID_NUMBER;
}
/**
* Determine whether a testValue meets the criteria specified
* in the constraints defined for this validator
*
* @param testValue a <code>String</code> to be tested
* @exception ValidationException containing an error message if the
* testValue did not pass the validation tests.
*/
protected void doAssertValidity(String testValue)
throws ValidationException
{
NumberKey nk = null;
try
{
nk = new NumberKey(testValue);
}
catch (RuntimeException e)
{
message = invalidNumberMessage;
throw new ValidationException(invalidNumberMessage);
}
if ( minValue != null && nk.compareTo(minValue) < 0 )
{
message = minValueMessage;
throw new ValidationException(minValueMessage);
}
if ( maxValue != null && nk.compareTo(maxValue) > 0 )
{
message = maxValueMessage;
throw new ValidationException(maxValueMessage);
}
}
}