org.apfloat.samples.LocalOperationExecutor Maven / Gradle / Ivy
/*
* Apfloat arbitrary precision arithmetic library
* Copyright (C) 2002-2017 Mikko Tommila
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package org.apfloat.samples;
/**
* Class to execute {@link Operation}s locally.
* The execution is done in the current JVM.
*
* @version 1.1
* @author Mikko Tommila
*/
public class LocalOperationExecutor
implements OperationExecutor
{
/**
* Default constructor.
*/
public LocalOperationExecutor()
{
}
/**
* Execute an operation immediately.
* This method will block until the operation is complete.
*
* @param operation The operation to execute.
*
* @return The result of the operation.
*/
public T execute(Operation operation)
{
return operation.execute();
}
/**
* Execute an operation in the background.
* This method starts a new thread executing the operation and returns immediately.
*
* @param operation The operation to execute in the background.
*
* @return A {@link BackgroundOperation} for retrieving the result of the operation later.
*/
public BackgroundOperation executeBackground(Operation operation)
{
return new BackgroundOperation(operation);
}
public int getWeight()
{
return 1;
}
}