/* | |
* 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.felix.ipojo.handler.temporal.components.proxy; | |
import org.apache.felix.ipojo.handler.temporal.services.CheckService; | |
import org.apache.felix.ipojo.handler.temporal.services.FooService; | |
import java.util.Collection; | |
import java.util.Iterator; | |
import java.util.Properties; | |
public class CollectionCheckServiceProviderHelper implements CheckService { | |
/** | |
* Injected dependency. | |
*/ | |
private Collection fs; | |
public CollectionCheckServiceProviderHelper(Collection col) { | |
fs = col; | |
} | |
public boolean check() { | |
boolean result = true; | |
//Use a local variable to avoid to wait at each access. | |
Collection col = fs; | |
if (col != null) { | |
Iterator it = col.iterator(); // Get the cached copy | |
while (it != null && it.hasNext()) { | |
FooService svc = (FooService) it.next(); | |
result = result && svc.foo(); | |
} | |
} | |
return result; | |
} | |
public Properties getProps() { | |
Iterator it = fs.iterator(); | |
if (it.hasNext()) { | |
FooService svc = (FooService) it.next(); | |
return svc.fooProps(); | |
} | |
return null; | |
} | |
} |