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/*
* 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 com.gemstone.gemfire.LogWriter;
import com.gemstone.gemfire.SystemFailure;
import com.gemstone.gemfire.cache.CacheClosedException;
import com.gemstone.gemfire.cache.CacheFactory;
import com.gemstone.gemfire.cache.DiskStore;
import com.gemstone.gemfire.cache.execute.FunctionAdapter;
import com.gemstone.gemfire.cache.execute.FunctionContext;
import com.gemstone.gemfire.distributed.DistributedMember;
import com.gemstone.gemfire.internal.InternalEntity;
import com.gemstone.gemfire.internal.cache.GemFireCacheImpl;
/**
* Function used by the 'destroy disk-store' gfsh command to destroy a disk
* store on each member.
*
* @author David Hoots
* @since 7.5
*/
public class DestroyDiskStoreFunction extends FunctionAdapter implements InternalEntity {
private static final long serialVersionUID = 1L;
@Override
public void execute(FunctionContext context) {
// Declared here so that it's available when returning a Throwable
String memberId = "";
LogWriter logger = null;
try {
final Object[] args = (Object[]) context.getArguments();
final String diskStoreName = (String) args[0];
GemFireCacheImpl cache = (GemFireCacheImpl) CacheFactory.getAnyInstance();
logger = cache.getLogger();
DistributedMember member = cache.getDistributedSystem().getDistributedMember();
memberId = member.getId();
// If they set a name use it instead
if (!member.getName().equals("")) {
memberId = member.getName();
}
DiskStore diskStore = cache.findDiskStore(diskStoreName);
CliFunctionResult result;
if (diskStore != null) {
diskStore.destroy();
result = new CliFunctionResult(memberId, true, "Success");
} else {
result = new CliFunctionResult(memberId, false, "Disk store not found on this member");
}
context.getResultSender().lastResult(result);
} catch (IllegalStateException isex) {
CliFunctionResult result = new CliFunctionResult(memberId, false, isex.getMessage());
context.getResultSender().lastResult(result);
} catch (CacheClosedException cce) {
CliFunctionResult result = new CliFunctionResult(memberId, false, null);
context.getResultSender().lastResult(result);
} catch (VirtualMachineError e) {
SystemFailure.initiateFailure(e);
throw e;
} catch (Throwable th) {
SystemFailure.checkFailure();
if (logger != null) {
logger.error("Could not destroy disk store", th);
}
CliFunctionResult result = new CliFunctionResult(memberId, th, null);
context.getResultSender().lastResult(result);
}
}
@Override
public String getId() {
return CreateDiskStoreFunction.class.getName();
}
}