| /** |
| * 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 examples.staticstate; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Set; |
| |
| import junit.framework.TestCase; |
| |
| import org.yaml.snakeyaml.DumperOptions; |
| import org.yaml.snakeyaml.Yaml; |
| import org.yaml.snakeyaml.constructor.Constructor; |
| import org.yaml.snakeyaml.introspector.Property; |
| import org.yaml.snakeyaml.nodes.MappingNode; |
| import org.yaml.snakeyaml.nodes.Node; |
| import org.yaml.snakeyaml.nodes.NodeTuple; |
| import org.yaml.snakeyaml.nodes.ScalarNode; |
| import org.yaml.snakeyaml.representer.Representer; |
| |
| /** |
| * Example with static fields |
| */ |
| public class StaticFieldsTest extends TestCase { |
| public void testAsJavaBean() { |
| JavaBeanWithStaticState bean = new JavaBeanWithStaticState(); |
| bean.setName("Bahrack"); |
| bean.setAge(-47); |
| JavaBeanWithStaticState.setType("Represent"); |
| JavaBeanWithStaticState.color = "Black"; |
| Yaml yaml = new Yaml(); |
| String output = yaml.dump(bean); |
| // System.out.println(output); |
| assertEquals("!!examples.staticstate.JavaBeanWithStaticState {age: -47, name: Bahrack}\n", |
| output); |
| // parse back to instance |
| JavaBeanWithStaticState bean2 = (JavaBeanWithStaticState) yaml.load(output); |
| assertEquals(-47, bean2.getAge()); |
| assertEquals("Bahrack", bean2.getName()); |
| } |
| |
| public void testCustomDump() { |
| JavaBeanWithStaticState bean = new JavaBeanWithStaticState(); |
| bean.setName("Lui"); |
| bean.setAge(25); |
| JavaBeanWithStaticState.setType("Represent"); |
| JavaBeanWithStaticState.color = "Black"; |
| Yaml yaml = new Yaml(new MyRepresenter(), new DumperOptions()); |
| String output = yaml.dump(bean); |
| // System.out.println(output); |
| assertEquals( |
| "!!examples.staticstate.JavaBeanWithStaticState {age: 25, name: Lui, color: Black,\n type: Represent}\n", |
| output); |
| } |
| |
| public void testCustomLoad() { |
| Yaml yaml = new Yaml(new MyConstructor()); |
| String output = "!!examples.staticstate.JavaBeanWithStaticState {age: 25, name: Lui, color: Oranje,\n type: King}\n"; |
| JavaBeanWithStaticState bean2 = (JavaBeanWithStaticState) yaml.load(output); |
| assertEquals(25, bean2.getAge()); |
| assertEquals("Lui", bean2.getName()); |
| assertEquals("Oranje", JavaBeanWithStaticState.color); |
| assertEquals("King", JavaBeanWithStaticState.getType()); |
| } |
| |
| private class MyRepresenter extends Representer { |
| @Override |
| protected MappingNode representJavaBean(Set<Property> properties, Object javaBean) { |
| MappingNode node = super.representJavaBean(properties, javaBean); |
| if (javaBean instanceof JavaBeanWithStaticState) { |
| List<NodeTuple> value = node.getValue(); |
| value.add(new NodeTuple(representData("color"), |
| representData(JavaBeanWithStaticState.color))); |
| value.add(new NodeTuple(representData("type"), |
| representData(JavaBeanWithStaticState.getType()))); |
| } |
| return node; |
| } |
| } |
| |
| private class MyConstructor extends Constructor { |
| protected Object constructObject(Node node) { |
| if (node.getType().isAssignableFrom(JavaBeanWithStaticState.class)) { |
| MappingNode beanNode = (MappingNode) node; |
| List<NodeTuple> value = beanNode.getValue(); |
| List<NodeTuple> removed = new ArrayList<NodeTuple>(); |
| for (NodeTuple tuple : value) { |
| ScalarNode keyNode = (ScalarNode) tuple.getKeyNode(); |
| if (keyNode.getValue().equals("color")) { |
| ScalarNode valueNode = (ScalarNode) tuple.getValueNode(); |
| JavaBeanWithStaticState.color = valueNode.getValue(); |
| } else if (keyNode.getValue().equals("type")) { |
| ScalarNode valueNode = (ScalarNode) tuple.getValueNode(); |
| JavaBeanWithStaticState.setType(valueNode.getValue()); |
| } else |
| removed.add(tuple); |
| } |
| beanNode.setValue(removed); |
| JavaBeanWithStaticState bean = (JavaBeanWithStaticState) super |
| .constructObject(beanNode); |
| |
| return bean; |
| } else { |
| return super.constructObject(node); |
| } |
| } |
| } |
| } |