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| 1 | +package com.fasterxml.jackson.databind.jsontype; |
| 2 | + |
| 3 | +import org.junit.jupiter.api.Test; |
| 4 | + |
| 5 | +import com.fasterxml.jackson.annotation.*; |
| 6 | + |
| 7 | +import com.fasterxml.jackson.databind.*; |
| 8 | +import com.fasterxml.jackson.databind.annotation.JsonTypeIdResolver; |
| 9 | +import com.fasterxml.jackson.databind.testutil.DatabindTestUtil; |
| 10 | + |
| 11 | +import static org.junit.jupiter.api.Assertions.assertEquals; |
| 12 | +import static org.junit.jupiter.api.Assertions.assertNotNull; |
| 13 | + |
| 14 | +public class CustomTypeIdResolver4407Test extends DatabindTestUtil |
| 15 | +{ |
| 16 | + // for [databind#4407] |
| 17 | + static class Wrapper4407Prop { |
| 18 | + @JsonTypeInfo(use = JsonTypeInfo.Id.NAME, |
| 19 | + include = JsonTypeInfo.As.PROPERTY, |
| 20 | + property = "type") |
| 21 | + @JsonTypeIdResolver(Resolver4407_typex.class) |
| 22 | + public Base4407 wrapped; |
| 23 | + |
| 24 | + Wrapper4407Prop() { } |
| 25 | + public Wrapper4407Prop(String v) { |
| 26 | + wrapped = new Impl4407(v); |
| 27 | + } |
| 28 | + } |
| 29 | + |
| 30 | + @JsonSubTypes({ @JsonSubTypes.Type(value = Impl4407.class) }) |
| 31 | + static class Base4407 { } |
| 32 | + |
| 33 | + static class Impl4407 extends Base4407 { |
| 34 | + public String value; |
| 35 | + |
| 36 | + Impl4407() { } |
| 37 | + public Impl4407(String v) { value = v; } |
| 38 | + } |
| 39 | + |
| 40 | + static class Resolver4407_typex extends Resolver4407Base { |
| 41 | + public Resolver4407_typex() { super("typeX"); } |
| 42 | + } |
| 43 | + |
| 44 | + static class Resolver4407_null extends Resolver4407Base { |
| 45 | + public Resolver4407_null() { super(null); } |
| 46 | + } |
| 47 | + |
| 48 | + static abstract class Resolver4407Base implements TypeIdResolver { |
| 49 | + private final String _typeId; |
| 50 | + |
| 51 | + Resolver4407Base(String typeId) { |
| 52 | + _typeId = typeId; |
| 53 | + } |
| 54 | + |
| 55 | + @Override |
| 56 | + public void init(JavaType baseType) { } |
| 57 | + |
| 58 | + @Override |
| 59 | + public String idFromValue(Object value) { |
| 60 | + return _typeId; |
| 61 | + } |
| 62 | + |
| 63 | + @Override |
| 64 | + public String idFromValueAndType(Object value, Class<?> suggestedType) { |
| 65 | + return idFromValue(value); |
| 66 | + } |
| 67 | + |
| 68 | + @Override |
| 69 | + public String idFromBaseType() { |
| 70 | + return null; |
| 71 | + } |
| 72 | + |
| 73 | + @Override |
| 74 | + public JavaType typeFromId(DatabindContext ctxt, String id) { |
| 75 | + if (id.equals(_typeId)) { |
| 76 | + return ctxt.constructType(Impl4407.class); |
| 77 | + } |
| 78 | + return null; |
| 79 | + } |
| 80 | + |
| 81 | + @Override |
| 82 | + public String getDescForKnownTypeIds() { |
| 83 | + return null; |
| 84 | + } |
| 85 | + |
| 86 | + @Override |
| 87 | + public JsonTypeInfo.Id getMechanism() { |
| 88 | + return JsonTypeInfo.Id.CUSTOM; |
| 89 | + } |
| 90 | + } |
| 91 | + |
| 92 | + /* |
| 93 | + /********************************************************** |
| 94 | + /* Unit tests |
| 95 | + /********************************************************** |
| 96 | + */ |
| 97 | + |
| 98 | + private final ObjectMapper MAPPER = newJsonMapper(); |
| 99 | + |
| 100 | + // [databind#4407] |
| 101 | + @Test |
| 102 | + public void testTypeIdProp4407() throws Exception |
| 103 | + { |
| 104 | + final String EXP = a2q("{'wrapped':{'type':'typeX','value':'xyz'}}"); |
| 105 | + assertEquals(EXP, |
| 106 | + MAPPER.writeValueAsString(new Wrapper4407Prop("xyz"))); |
| 107 | + assertNotNull(MAPPER.readValue(EXP, Wrapper4407Prop.class)); |
| 108 | + } |
| 109 | +} |
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