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/*
* 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.tuscany.core.component.scope;
import org.osoa.sca.annotations.EagerInit;
import org.osoa.sca.annotations.Service;
import org.apache.tuscany.spi.component.AtomicComponent;
import org.apache.tuscany.spi.component.InstanceWrapper;
import org.apache.tuscany.spi.component.ScopeContainerMonitor;
import org.apache.tuscany.spi.component.TargetDestructionException;
import org.apache.tuscany.spi.component.TargetResolutionException;
import org.apache.tuscany.spi.component.ScopeContainer;
import org.apache.tuscany.spi.model.Scope;
import org.apache.tuscany.api.annotation.Monitor;
/**
* A scope context which manages stateless atomic component instances in a non-pooled fashion.
*
* @version $Rev$ $Date$
*/
@EagerInit
@Service(ScopeContainer.class)
public class StatelessScopeContainer<KEY> extends AbstractScopeContainer<KEY> {
public StatelessScopeContainer(@Monitor ScopeContainerMonitor monitor) {
super(Scope.STATELESS, monitor);
}
public <T> InstanceWrapper<T> getWrapper(AtomicComponent<T> component, KEY contextId)
throws TargetResolutionException {
InstanceWrapper<T> ctx = createInstance(component);
ctx.start();
return ctx;
}
public <T> InstanceWrapper<T> getAssociatedWrapper(AtomicComponent<T> component, KEY contextId)
throws TargetResolutionException {
throw new UnsupportedOperationException();
}
public <T> void returnWrapper(AtomicComponent<T> component, InstanceWrapper<T> wrapper, KEY contextId)
throws TargetDestructionException {
wrapper.stop();
}
}
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