001/* 002 * (C) Copyright 2006-2007 Nuxeo SAS (http://nuxeo.com/) and contributors. 003 * 004 * All rights reserved. This program and the accompanying materials 005 * are made available under the terms of the GNU Lesser General Public License 006 * (LGPL) version 2.1 which accompanies this distribution, and is available at 007 * http://www.gnu.org/licenses/lgpl.html 008 * 009 * This library is distributed in the hope that it will be useful, 010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 012 * Lesser General Public License for more details. 013 * 014 * Contributors: 015 * Nuxeo - initial API and implementation 016 * 017 * $Id$ 018 */ 019 020package org.nuxeo.runtime.deployment.preprocessor.install.commands; 021 022import java.io.IOException; 023 024import org.nuxeo.runtime.deployment.preprocessor.install.Command; 025import org.nuxeo.runtime.deployment.preprocessor.install.CommandContext; 026 027/** 028 * Sets a property that is valid along the current preprocessing context. 029 * 030 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a> 031 */ 032public class PropertyCommand implements Command { 033 034 protected final String name; 035 036 protected final String value; 037 038 public PropertyCommand(String name, String value) { 039 this.name = name; 040 this.value = value; 041 } 042 043 @Override 044 public void exec(CommandContext ctx) throws IOException { 045 if (value == null || value.length() == 0) { 046 ctx.remove(name); 047 } else { 048 ctx.put(name, value); 049 } 050 } 051 052 @Override 053 public String toString() { 054 return "set " + name + " = \"" + value + '"'; 055 } 056 057 @Override 058 public String toString(CommandContext ctx) { 059 return toString(); 060 } 061 062}