| /* |
| * 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.aries.component.dsl.internal; |
| |
| import org.apache.aries.component.dsl.OSGiResult; |
| import org.apache.aries.component.dsl.OSGiRunnable; |
| import org.apache.aries.component.dsl.Publisher; |
| |
| /** |
| * @author Carlos Sierra Andrés |
| */ |
| public class ProbeImpl<T> extends BaseOSGiImpl<T> { |
| |
| public ProbeImpl() { |
| super(new ProbeOperationImpl<>()); |
| } |
| |
| public Publisher<? super T> getPublisher() { |
| return ((ProbeOperationImpl<T>) _operation)._op; |
| } |
| |
| private static class ProbeOperationImpl<T> implements OSGiRunnable<T> { |
| |
| private volatile OSGiResult _onClose = NOOP; |
| |
| @Override |
| public OSGiResultImpl run( |
| ExecutionContext executionContext, Publisher<? super T> op) { |
| _op = op; |
| |
| return new OSGiResultImpl( |
| () -> {_onClose.close(); _onClose = NOOP;}, |
| us -> _onClose.update(us) |
| ); |
| } |
| |
| Publisher<? super T> _op; |
| } |
| |
| public void onClose(OSGiResult onClose) { |
| ((ProbeOperationImpl<T>) _operation)._onClose = onClose; |
| } |
| } |