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/*
* Copyright 2015 Open Networking Laboratory
*
* 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.onosproject.distributedprimitives.cli;
import org.apache.karaf.shell.commands.Argument;
import org.apache.karaf.shell.commands.Command;
import org.apache.karaf.shell.commands.Option;
import org.onosproject.cli.AbstractShellCommand;
import org.onosproject.store.service.AsyncAtomicCounter;
import org.onosproject.store.service.StorageService;
import org.slf4j.Logger;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import static org.slf4j.LoggerFactory.getLogger;
/**
* CLI command to increment a distributed counter.
*/
@Command(scope = "onos", name = "counter-test-increment",
description = "Increment a distributed counter")
public class CounterTestIncrementCommand extends AbstractShellCommand {
private final Logger log = getLogger(getClass());
@Option(name = "-i", aliases = "--inMemory", description = "use in memory map?",
required = false, multiValued = false)
private boolean inMemory = false;
@Option(name = "-g", aliases = "--getFirst", description = "get the counter's value before adding",
required = false, multiValued = false)
private boolean getFirst = false;
@Argument(index = 0, name = "counter",
description = "Counter name",
required = true, multiValued = false)
String counter = null;
@Argument(index = 1, name = "delta",
description = "Long to add to the counter",
required = false, multiValued = false)
Long delta = null;
AsyncAtomicCounter atomicCounter;
@Override
protected void execute() {
StorageService storageService = get(StorageService.class);
if (inMemory) {
atomicCounter = storageService.atomicCounterBuilder()
.withName(counter)
.withPartitionsDisabled()
.buildAsyncCounter();
} else {
atomicCounter = storageService.atomicCounterBuilder()
.withName(counter)
.buildAsyncCounter();
}
CompletableFuture<Long> result;
if (delta != null) {
if (getFirst) {
result = atomicCounter.getAndAdd(delta);
} else {
result = atomicCounter.addAndGet(delta);
}
} else {
if (getFirst) {
result = atomicCounter.getAndIncrement();
} else {
result = atomicCounter.incrementAndGet();
}
}
try {
print("%s was updated to %d", counter, result.get(3, TimeUnit.SECONDS));
} catch (InterruptedException e) {
return;
} catch (ExecutionException | TimeoutException e) {
print("Error executing command");
log.error("Error executing command counter-test-increment", e);
}
}
}
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