org.apfloat.samples.LocalOperationExecutor Maven / Gradle / Ivy
/*
* MIT License
*
* Copyright (c) 2002-2023 Mikko Tommila
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package org.apfloat.samples;
/**
* Class to execute {@link Operation}s locally.
* The execution is done in the current JVM.
*
* @version 1.9.0
* @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.
*/
@Override
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.
*/
@Override
public BackgroundOperation executeBackground(Operation operation)
{
return new BackgroundOperation<>(operation);
}
@Override
public int getWeight()
{
return 1;
}
}