/*
* Copyright (c) 2010 Lockheed Martin Corporation
*
* 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 org.eurekastreams.server.action.validation.profile;
import org.apache.commons.logging.Log;
import org.eurekastreams.commons.actions.ValidationStrategy;
import org.eurekastreams.commons.actions.context.PrincipalActionContext;
import org.eurekastreams.commons.exceptions.ValidationException;
import org.eurekastreams.commons.logging.LogFactory;
import org.eurekastreams.server.action.request.profile.SetFollowingStatusRequest;
import org.eurekastreams.server.domain.Follower;
/**
* Base set of validation rules for setting the following status on either a group or a person.
* This class is then decorated by more specific validation rules for following a person or
* following a group.
*
*/
public class SetFollowingStatusBaseValidation implements ValidationStrategy<PrincipalActionContext>
{
/**
* Local instance of logger for this class.
*/
private final Log logger = LogFactory.make();
/**
* Instance of decorator class for this base validation strategy.
*/
private final ValidationStrategy<PrincipalActionContext> decoratorValidationStrategy;
/**
* Constructor.
*
* @param inDecoratorValidationStrategy
* - instance of ValidationStrategy that this validation strategy is being decorated by.
*/
public SetFollowingStatusBaseValidation(
final ValidationStrategy<PrincipalActionContext> inDecoratorValidationStrategy)
{
decoratorValidationStrategy = inDecoratorValidationStrategy;
}
/**
* Validation method. Ensures the two base validation rules:
* - the target unique id exists.
* - the follower status is valid. (i.e. not NOTSPECIFIED)
* {@inheritDoc}.
*/
@Override
public void validate(final PrincipalActionContext inActionContext) throws ValidationException
{
SetFollowingStatusRequest inRequest = (SetFollowingStatusRequest) inActionContext.getParams();
ValidationException vex = new ValidationException();
if (inRequest.getTargetUniqueId().length() <= 0)
{
vex.addError("FollowerAndTarget", "This action requires a target unique id");
logger.error("Validation error - " + vex.getErrors().get("FollowerAndTarget"));
// if this occurs, throw the error now, no point continuing since the following calls will fail.
throw vex;
}
if (inRequest.getFollowerStatus().equals(Follower.FollowerStatus.NOTSPECIFIED))
{
vex.addError("FollowingStatus", "This action does not accept setting FollowerStatus of NOTSPECIFIED");
logger.error("Validation error - " + vex.getErrors().get("FollowingStatus"));
throw vex;
}
decoratorValidationStrategy.validate(inActionContext);
}
}