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16 package org.yaml.snakeyaml.issues.issue9;
17
18 import org.yaml.snakeyaml.constructor.Constructor;
19 import org.yaml.snakeyaml.nodes.Node;
20 import org.yaml.snakeyaml.nodes.NodeId;
21 import org.yaml.snakeyaml.nodes.ScalarNode;
22 import org.yaml.snakeyaml.nodes.Tag;
23
24 public class BeanConstructor extends Constructor {
25
26 public BeanConstructor() {
27 super(BeanHolder.class);
28 yamlConstructors.put(new Tag(Bean1.class), new Bean1ScalarConstructor());
29 yamlConstructors.put(new Tag(BeanHolder.class), new BeanHolderScalarConstructor());
30 }
31
32 private class Bean1ScalarConstructor extends ConstructScalar {
33 @Override
34 public Object construct(Node node) {
35 ScalarNode snode = (ScalarNode) node;
36 if (snode.getValue().length() == 0) {
37 return new Bean1();
38 } else {
39 return new Bean1(new Integer(snode.getValue()));
40 }
41 }
42 }
43
44 private class BeanHolderScalarConstructor extends ConstructScalar {
45 @Override
46 public Object construct(Node node) {
47 if (node.getNodeId() == NodeId.scalar) {
48 ScalarNode n = (ScalarNode) node;
49 String value = n.getValue();
50 int i = 3;
51 if (value.length() != 0) {
52 i = Integer.parseInt(value);
53 }
54 return new BeanHolder(new Bean1(i));
55 } else {
56 return new BeanHolder();
57 }
58 }
59 }
60 }