/* * The MIT License * * Copyright 2016 Peter Hayes. * * 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 jenkins.plugins.itemstorage.s3; import com.amazonaws.services.s3.transfer.TransferManager; import hudson.remoting.VirtualChannel; import jenkins.MasterToSlaveFileCallable; import org.jenkinsci.remoting.RoleChecker; import java.io.File; import java.io.IOException; /** * Executes a possibly remote S3 operation setting up / tearing down a transfer manager. * @param <T> */ abstract class S3Callable<T> extends MasterToSlaveFileCallable<T> { private static final long serialVersionUID = 1L; private ClientHelper helper; S3Callable(ClientHelper helper) { this.helper = helper; } /** * Override this if you don't want a transfer manager */ @Override public T invoke(File f, VirtualChannel channel) throws IOException, InterruptedException { TransferManager transferManager = new TransferManager(helper.client()); try { return invoke(transferManager, f, channel); } finally { transferManager.shutdownNow(); } } /** * Override this if you do want a transfer manager */ public T invoke(TransferManager transferManager, File f, VirtualChannel channel) throws IOException, InterruptedException { return null; } }