/*
* Copyright 2010 demchuck.dima@gmail.com
*
* 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.
*/
package common.bind;
import javax.servlet.http.HttpServletRequest;
import org.springframework.validation.BindingResult;
import org.springframework.validation.Errors;
import org.springframework.web.bind.ServletRequestDataBinder;
/**
*
* @author demchuck.dima@gmail.com
*/
public abstract class ABindValidator{
public BindingResult bindAndValidate(Object command, HttpServletRequest request){
ServletRequestDataBinder binder = new ServletRequestDataBinder(command);
initBinder(binder);
binder.bind(request);
BindingResult res = binder.getBindingResult();
validate(command, res, request);
return res;
}
/**
* validation of command and request may be placed here
* @param command
* @param err
* @param request
*/
protected abstract void validate(Object command, Errors err, HttpServletRequest request);
/**
* implement all actions you want to do before binding
* i.e. set binder's required, avaible fields ...
* @param binder
*/
protected abstract void initBinder(ServletRequestDataBinder binder);
}
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