io.neba.core.blueprint.FelixTaskExecutor.java Source code

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Here is the source code for io.neba.core.blueprint.FelixTaskExecutor.java

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/**
 * Copyright 2013 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 io.neba.core.blueprint;

import org.springframework.core.task.TaskExecutor;
import org.springframework.stereotype.Service;

/**
 * Synchronously executes context-related task as Apache Felix exhibits race conditions and deadlocks
 * when bundle state (including contained classes) is modified and read concurrently.
 * A bean with this name and type is automatically used by gemini-blueprint-extender to execute
 * context state change tasks, such as context creation or refresh.
 *
 * @author Olaf Otto
 */
@Service("taskExecutor")
public class FelixTaskExecutor implements TaskExecutor {
    @Override
    public void execute(Runnable task) {
        if (task == null) {
            throw new IllegalArgumentException("Method argument task must not be null.");
        }
        task.run();
    }
}