| /** |
| * Copyright (c) 2008-2012, http://www.snakeyaml.org |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.yaml.snakeyaml; |
| |
| import java.io.InputStream; |
| import java.io.Reader; |
| import java.io.StringReader; |
| |
| import org.yaml.snakeyaml.constructor.Constructor; |
| import org.yaml.snakeyaml.introspector.BeanAccess; |
| import org.yaml.snakeyaml.reader.UnicodeReader; |
| import org.yaml.snakeyaml.representer.Representer; |
| import org.yaml.snakeyaml.resolver.Resolver; |
| |
| /** |
| * Convenience utility to parse JavaBeans. When the YAML document contains a |
| * global tag with the class definition like '!!com.package.MyBean' it is |
| * ignored in favour of the runtime class <code>T</code>. |
| * |
| * @deprecated use Yaml.loadAs() methods instead |
| * @see http://www.artima.com/weblogs/viewpost.jsp?thread=208860 |
| */ |
| public class JavaBeanLoader<T> { |
| private Yaml loader; |
| |
| public JavaBeanLoader(TypeDescription typeDescription) { |
| this(typeDescription, BeanAccess.DEFAULT); |
| } |
| |
| public JavaBeanLoader(TypeDescription typeDescription, BeanAccess beanAccess) { |
| this(new LoaderOptions(typeDescription), beanAccess); |
| } |
| |
| public JavaBeanLoader(LoaderOptions options, BeanAccess beanAccess) { |
| if (options == null) { |
| throw new NullPointerException("LoaderOptions must be provided."); |
| } |
| if (options.getRootTypeDescription() == null) { |
| throw new NullPointerException("TypeDescription must be provided."); |
| } |
| Constructor constructor = new Constructor(options.getRootTypeDescription()); |
| loader = new Yaml(constructor, options, new Representer(), new DumperOptions(), |
| new Resolver()); |
| loader.setBeanAccess(beanAccess); |
| } |
| |
| public <S extends T> JavaBeanLoader(Class<S> clazz, BeanAccess beanAccess) { |
| this(new TypeDescription(clazz), beanAccess); |
| } |
| |
| public <S extends T> JavaBeanLoader(Class<S> clazz) { |
| this(clazz, BeanAccess.DEFAULT); |
| } |
| |
| /** |
| * Parse the first YAML document in a stream and produce the corresponding |
| * JavaBean. |
| * |
| * @param yaml |
| * YAML document |
| * @return parsed JavaBean |
| */ |
| @SuppressWarnings("unchecked") |
| public T load(String yaml) { |
| return (T) loader.load(new StringReader(yaml)); |
| } |
| |
| /** |
| * Parse the first YAML document in a stream and produce the corresponding |
| * JavaBean. |
| * |
| * @param io |
| * data to load from (BOM is respected and removed) |
| * @return parsed JavaBean |
| */ |
| @SuppressWarnings("unchecked") |
| public T load(InputStream io) { |
| return (T) loader.load(new UnicodeReader(io)); |
| } |
| |
| /** |
| * Parse the first YAML document in a stream and produce the corresponding |
| * Java object. |
| * |
| * @param io |
| * data to load from (BOM must not be present) |
| * @return parsed JavaBean |
| */ |
| @SuppressWarnings("unchecked") |
| public T load(Reader io) { |
| return (T) loader.load(io); |
| } |
| |
| } |