/*
* Licensed to the Apache Software Foundation (ASF) under one or more contributor license
* agreements. See the NOTICE file distributed with this work for additional information regarding
* copyright ownership. The ASF licenses this file to You 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.apache.geode.management.internal.cli.commands;
import org.apache.geode.cache.execute.FunctionException;
import org.apache.geode.cache.execute.ResultCollector;
import org.apache.geode.distributed.DistributedMember;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
public class ToUpperResultCollector implements ResultCollector {
private List<Object> results = new ArrayList<>();
private CountDownLatch latch = new CountDownLatch(1);
@Override
public Object getResult() throws FunctionException {
try {
latch.await();
} catch (InterruptedException e) {
throw new FunctionException("Interrupted waiting for results", e);
}
return results;
}
@Override
public Object getResult(long timeout, TimeUnit unit)
throws FunctionException, InterruptedException {
latch.await(timeout, unit);
return results;
}
@Override
public void addResult(DistributedMember memberID, Object resultOfSingleExecution) {
results.add(resultOfSingleExecution.toString().toUpperCase());
}
@Override
public void endResults() {
latch.countDown();
}
@Override
public void clearResults() {
results.clear();
latch = new CountDownLatch(1);
}
}