/*
* 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.execution;
import java.util.List;
import org.eurekastreams.commons.actions.ExecutionStrategy;
import org.eurekastreams.commons.actions.context.ActionContext;
import org.eurekastreams.commons.exceptions.ExecutionException;
import org.eurekastreams.server.action.request.GroupLookupRequest;
import org.eurekastreams.server.persistence.mappers.ldap.LdapGroup;
import org.eurekastreams.server.persistence.mappers.ldap.LdapLookup;
import org.eurekastreams.server.persistence.mappers.requests.LdapLookupRequest;
/**
* Verify ldap group execution strategy.
*/
public class VerifyLdapGroupExecution implements ExecutionStrategy<ActionContext>
{
/**
* mapper to use for ldap group lookup.
*/
private LdapLookup<LdapGroup> groupMapper;
/**
* Constructor.
*
* @param inGroupMapper
* lookup mapper.
*/
public VerifyLdapGroupExecution(final LdapLookup<LdapGroup> inGroupMapper)
{
groupMapper = inGroupMapper;
}
/**
* Verifies that given ldap query resolves to a real group.
*
* @param inActionContext
* {@link ActionContext}.
* @return True if group exists, false otherwise.
* @throws ExecutionException
* on error.
*/
@Override
public Boolean execute(final ActionContext inActionContext) throws ExecutionException
{
GroupLookupRequest params = (GroupLookupRequest) inActionContext.getParams();
List<LdapGroup> results = groupMapper.execute(new LdapLookupRequest(params.getQueryString()));
return results.size() > 0;
}
}