CUCallable.java

/*
 * 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.openejb.threads.task;

import java.util.concurrent.Callable;

public class CUCallable<T> extends CUTask<T> implements Callable<T> {
    private final Callable<? extends T> delegate;

    public CUCallable(final Callable<? extends T> task) {
        super(task);
        delegate = task;
    }

    @Override
    public T call() throws Exception {
        return invoke(new Callable<T>() {
            @Override
            public T call() throws Exception {
                return delegate.call();
            }
        });
    }
}