001/* 002 * (C) Copyright 2014 Nuxeo SA (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-2.1.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 * Anahide Tchertchian 016 */ 017package org.nuxeo.ecm.automation.io.yaml; 018 019import java.io.IOException; 020import java.io.OutputStream; 021import java.io.OutputStreamWriter; 022import java.io.Writer; 023 024import org.nuxeo.ecm.automation.OperationDocumentation; 025import org.nuxeo.ecm.automation.core.OperationChainContribution.Operation; 026import org.yaml.snakeyaml.DumperOptions; 027import org.yaml.snakeyaml.DumperOptions.FlowStyle; 028import org.yaml.snakeyaml.Yaml; 029 030/** 031 * Operation to YAML converter 032 * 033 * @since 5.9.4 034 */ 035public class YamlWriter { 036 037 public static void toYaml(OutputStream out, OperationDocumentation info) throws IOException { 038 toYaml(out, (Object) info); 039 } 040 041 public static void toYaml(OutputStream out, Operation info) throws IOException { 042 toYaml(out, (Object) info); 043 } 044 045 protected static void toYaml(OutputStream out, Object info) throws IOException { 046 if (info == null) { 047 return; 048 } 049 DumperOptions options = new DumperOptions(); 050 options.setAllowReadOnlyProperties(true); 051 options.setDefaultFlowStyle(FlowStyle.BLOCK); 052 Yaml yaml = new Yaml(new YamlAutomationRepresenter(), options); 053 Writer writer = new OutputStreamWriter(out); 054 yaml.dump(info, writer); 055 } 056 057}