| /******************************************************************************* |
| * Copyright (c) 2009, 2019 Xored Software Inc and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-v20.html |
| * |
| * Contributors: |
| * Xored Software Inc - initial API and implementation and/or initial documentation |
| *******************************************************************************/ |
| |
| package org.eclipse.rcptt.ecl.internal.commands; |
| |
| import java.util.List; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.rcptt.ecl.core.Command; |
| import org.eclipse.rcptt.ecl.core.Sequence; |
| import org.eclipse.rcptt.ecl.runtime.CoreUtils; |
| import org.eclipse.rcptt.ecl.runtime.ICommandService; |
| import org.eclipse.rcptt.ecl.runtime.IPipe; |
| import org.eclipse.rcptt.ecl.runtime.IProcess; |
| |
| public class SequenceService implements ICommandService { |
| |
| public IStatus service(Command command, IProcess process) throws InterruptedException, CoreException { |
| IStatus status = Status.OK_STATUS; |
| Sequence seq = (Sequence) command; |
| List<Object> content = CoreUtils.readPipeContent(process.getInput()); |
| List<Command> commands = seq.getCommands(); |
| if (commands.isEmpty()) { |
| return status; |
| } |
| IPipe lastChildOutput = process.getSession().createPipe(); |
| int commandCount = commands.size(); |
| for (int i = 0; i < commands.size(); ++i) { |
| Command cmd = commands.get(i); |
| IPipe pipe = process.getSession().createPipe(); |
| for (Object o : content) |
| pipe.write(o); |
| pipe.close(Status.OK_STATUS); |
| IProcess child = process.getSession().execute(cmd, pipe, i == commandCount - 1 ? lastChildOutput : null); |
| status = child.waitFor(); |
| |
| if (!status.isOK()) { |
| return status; |
| } |
| } |
| |
| for (Object object : CoreUtils.readPipeContent(lastChildOutput)) { |
| process.getOutput().write(object); |
| } |
| return status; |
| } |
| } |