/*
* Copyright (c) 2005-2011 Grameen Foundation USA
* All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
* implied. See the License for the specific language governing
* permissions and limitations under the License.
*
* See also http://www.apache.org/licenses/LICENSE-2.0.html for an
* explanation of the license and how it is applied.
*/
package org.mifos.framework.formulaic;
public class IsInstanceValidator extends BaseValidator {
public static final String WRONG_TYPE_ERROR = "errors.formulaic.IsInstanceValidator.wrongtype";
Class rightClass;
public IsInstanceValidator(Class rightClass) {
assert rightClass != null;
this.rightClass = rightClass;
}
@Override
public Object validate(Object value) throws ValidationError {
checkNull(value);
if (rightClass.isInstance(value)) {
return value;
} else {
throw makeError(value, ErrorType.WRONG_TYPE);
}
}
}