/*
* Copyright 2010 the original author or authors.
*
* 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 spock.util.concurrent;
import java.util.concurrent.*;
import org.spockframework.util.ThreadSafe;
@ThreadSafe
class BlockingVariablesImpl {
private final double timeout;
private final ConcurrentHashMap<String, BlockingVariable<Object>> map =
new ConcurrentHashMap<String, BlockingVariable<Object>>();
public BlockingVariablesImpl(double timeout) {
this.timeout = timeout;
}
public Object get(String name) throws InterruptedException {
BlockingVariable<Object> entry = new BlockingVariable<Object>(timeout);
BlockingVariable<Object> oldEntry = map.putIfAbsent(name, entry);
if (oldEntry == null)
return entry.get();
else
return oldEntry.get();
}
public void put(String name, Object value) {
BlockingVariable<Object> entry = new BlockingVariable<Object>(timeout);
BlockingVariable<Object> oldEntry = map.putIfAbsent(name, entry);
if (oldEntry == null)
entry.set(value);
else
oldEntry.set(value);
}
}