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      1 /**
      2  * Copyright (c) 2008, http://www.snakeyaml.org
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *     http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 package examples.collections;
     17 
     18 import java.util.List;
     19 
     20 import junit.framework.TestCase;
     21 
     22 import org.yaml.snakeyaml.TypeDescription;
     23 import org.yaml.snakeyaml.Util;
     24 import org.yaml.snakeyaml.Yaml;
     25 import org.yaml.snakeyaml.constructor.Constructor;
     26 
     27 /**
     28  * Test ListBean->List<Human> developers <br/>
     29  * Human is an interface and the global tags are required
     30  */
     31 public class TypeSafePriorityTest extends TestCase {
     32 
     33     /**
     34      * explicit TypeDescription is more important then runtime class (which may
     35      * be an interface)
     36      */
     37     public void testLoadList2() {
     38         String output = Util.getLocalResource("examples/list-bean-3.yaml");
     39         // System.out.println(output);
     40         TypeDescription descr = new TypeDescription(ListBean.class);
     41         descr.putListPropertyType("developers", Developer.class);
     42         Yaml beanLoader = new Yaml(new Constructor(descr));
     43         ListBean parsed = beanLoader.loadAs(output, ListBean.class);
     44         assertNotNull(parsed);
     45         List<Human> developers = parsed.getDevelopers();
     46         assertEquals(2, developers.size());
     47         assertEquals("Committer must be recognised.", Developer.class, developers.get(0).getClass());
     48         Developer fred = (Developer) developers.get(0);
     49         assertEquals("Fred", fred.getName());
     50         assertEquals("creator", fred.getRole());
     51         Developer john = (Developer) developers.get(1);
     52         assertEquals("John", john.getName());
     53         assertEquals("committer", john.getRole());
     54     }
     55 
     56     public static class ListBean {
     57         private String name;
     58         private List<Human> developers;
     59 
     60         public ListBean() {
     61             name = "Bean123";
     62         }
     63 
     64         public String getName() {
     65             return name;
     66         }
     67 
     68         public void setName(String name) {
     69             this.name = name;
     70         }
     71 
     72         public List<Human> getDevelopers() {
     73             return developers;
     74         }
     75 
     76         public void setDevelopers(List<Human> developers) {
     77             this.developers = developers;
     78         }
     79     }
     80 
     81     public static interface Human {
     82 
     83         public String getName();
     84 
     85         public void setName(String name);
     86 
     87     }
     88 
     89     public static class Developer implements Human {
     90         private String name;
     91         private String role;
     92 
     93         public Developer() {
     94         }
     95 
     96         public Developer(String name, String role) {
     97             this.name = name;
     98             this.role = role;
     99         }
    100 
    101         public String getName() {
    102             return name;
    103         }
    104 
    105         public void setName(String name) {
    106             this.name = name;
    107         }
    108 
    109         public String getRole() {
    110             return role;
    111         }
    112 
    113         public void setRole(String role) {
    114             this.role = role;
    115         }
    116     }
    117 
    118 }
    119