新しいスレッドを開く第3の方法:Callable

import java.util.concurrent.Callable;

/**
 *  
 * @copyright：** 
 * @project: ** 
 * @author: pake35<[email protected]>
 * @createDate: 2016-2-23
 */
public class ThreadC implements Callable<String>{

	//  
	@Override
	public String call() throws Exception {
		
		try {
			Thread.sleep(500L);
		} catch (Exception e) {
			e.printStackTrace();
		}
		System.out.println(" C");
		
		return "Thread C";
	}

}

import java.util.concurrent.ExecutionException;
import java.util.concurrent.FutureTask;

/**
 * Callable
 * @copyright：** 
 * @project:** 
 * @author: pake35<[email protected]>
 * @createDate: 2016-2-23
 */
public class ThreadMain1 {

	public static void main(String[] args) {
		ThreadC c= new ThreadC();
		FutureTask<String> futureTask = new FutureTask<String>(c);
		new Thread(futureTask).start();
		
		System.out.println("  begin!");
		
		try {
			System.out.println("  "+ futureTask.get());
		} catch (InterruptedException e) {
			e.printStackTrace();
		} catch (ExecutionException e) {
			e.printStackTrace();
		}
		
		System.out.println("  end!");
		
	}
	
}

  begin!
 C
  Thread C
  end!