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TIBCO ComputeDB store based off Pivotal GemFireXD
/*
* Copyright (c) 2010-2015 Pivotal Software, Inc. 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 accompanying
* LICENSE file.
*/
package com.gemstone.gemfire.management.internal.cli.functions;
import java.util.HashSet;
import java.util.Set;
import com.gemstone.gemfire.cache.Cache;
import com.gemstone.gemfire.cache.CacheClosedException;
import com.gemstone.gemfire.cache.CacheFactory;
import com.gemstone.gemfire.cache.Region;
import com.gemstone.gemfire.cache.execute.FunctionAdapter;
import com.gemstone.gemfire.cache.execute.FunctionContext;
import com.gemstone.gemfire.internal.InternalEntity;
import com.gemstone.gemfire.management.internal.cli.domain.RegionInformation;
/**
* Function that retrieves regions hosted on every member
* @author bansods
*
*/
public class GetRegionsFunction extends FunctionAdapter implements InternalEntity {
/**
*
*/
private static final long serialVersionUID = 1L;
@Override
public String getId() {
// TODO Auto-generated method stub
return GetRegionsFunction.class.toString();
}
@Override
public void execute(FunctionContext functionContext) {
try {
Cache cache = CacheFactory.getAnyInstance();
Set > regions = cache.rootRegions();
if (regions.isEmpty() || regions == null) {
functionContext.getResultSender().lastResult(null);
} else {
//Set regionInformationSet = RegionInformation.getRegionInformation(regions, true);
Set regionInformationSet = new HashSet();
for (Region region : regions) {
RegionInformation regInfo = new RegionInformation(region, true);
regionInformationSet.add(regInfo);
}
functionContext.getResultSender().lastResult(regionInformationSet.toArray());
}
} catch (CacheClosedException e) {
functionContext.getResultSender().sendException(e);
} catch (Exception e) {
functionContext.getResultSender().sendException(e);
}
}
}