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package com.fasterxml.jackson.databind.deser;
import com.fasterxml.jackson.annotation.JsonAnySetter;
import com.fasterxml.jackson.annotation.JsonIdentityInfo;
import com.fasterxml.jackson.annotation.JsonIncludeProperties;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.annotation.ObjectIdGenerators;
import com.fasterxml.jackson.databind.BaseMapTest;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.JsonMappingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.ObjectReader;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
/**
* This unit test suite that tests use of {@link com.fasterxml.jackson.annotation.JsonIncludeProperties}
* annotation with deserialization.
*/
public class IncludeWithDeserTest
extends BaseMapTest
{
@JsonIncludeProperties({"y", "z"})
static class OnlyYAndZ
{
int _x = 0;
int _y = 0;
int _z = 0;
public void setX(int value)
{
_x = value;
}
public void setY(int value)
{
_y = value;
}
public void setZ(int value)
{
_z = value;
}
@JsonProperty("y")
void replacementForY(int value)
{
_y = value * 2;
}
}
@JsonIncludeProperties({"y", "z"})
static class OnlyY
{
public int x;
public int y = 1;
}
static class OnlyYWrapperForOnlyYAndZ
{
@JsonIncludeProperties("y")
public OnlyYAndZ onlyY;
}
// for [databind#1060]
static class IncludeForListValuesY
{
@JsonIncludeProperties({"y"})
//@JsonIgnoreProperties({"z"})
public List<OnlyYAndZ> onlyYs;
public IncludeForListValuesY()
{
onlyYs = Arrays.asList(new OnlyYAndZ());
}
}
@JsonIncludeProperties({"@class", "a"})
static class MyMap extends HashMap<String, String>
{
}
static class MapWrapper
{
@JsonIncludeProperties({"a"})
public final HashMap<String, Integer> value = new HashMap<String, Integer>();
}
@JsonIncludeProperties({"foo", "bar"})
@JsonIdentityInfo(generator = ObjectIdGenerators.IntSequenceGenerator.class)
static class AnySetterObjectId
{
protected Map<String, AnySetterObjectId> values = new HashMap<String, AnySetterObjectId>();
@JsonAnySetter
public void anySet(String field, AnySetterObjectId value)
{
// Ensure that it is never called with null because of unresolved reference.
assertNotNull(value);
values.put(field, value);
}
}
/*
/**********************************************************
/* Test methods
/**********************************************************
*/
private final ObjectMapper MAPPER = objectMapper();
public void testSimpleInclude() throws Exception
{
OnlyYAndZ result = MAPPER.readValue(
aposToQuotes("{ 'x':1, '_x': 1, 'y':2, 'z':3 }"),
OnlyYAndZ.class);
assertEquals(0, result._x);
assertEquals(4, result._y);
assertEquals(3, result._z);
}
public void testIncludeIgnoredAndUnrecognizedField() throws Exception
{
ObjectReader r = MAPPER.readerFor(OnlyY.class);
// First, fine to get "y" only:
OnlyY result = r.readValue(aposToQuotes("{'x':3, 'y': 4}"));
assertEquals(0, result.x);
assertEquals(4, result.y);
// but fail on ignored properties.
r = r.with(DeserializationFeature.FAIL_ON_IGNORED_PROPERTIES);
try {
r.readValue(aposToQuotes("{'x':3, 'y': 4, 'z': 5}"));
fail("Should fail");
} catch (JsonMappingException e) {
verifyException(e, "Ignored field");
}
// or fail on unrecognized properties
try {
r.readValue(aposToQuotes("{'y': 3, 'z':2 }"));
fail("Should fail");
} catch (JsonMappingException e) {
verifyException(e, "Unrecognized field");
}
// or success with the both settings disabled.
r = r.without(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES);
r = r.without(DeserializationFeature.FAIL_ON_IGNORED_PROPERTIES);
r.readValue(aposToQuotes("{'y': 3, 'z':2 }"));
assertEquals(4, result.y);
}
public void testMergeInclude() throws Exception
{
OnlyYWrapperForOnlyYAndZ onlyY = MAPPER.readValue(
aposToQuotes("{'onlyY': {'x': 2, 'y':3, 'z': 4}}"),
OnlyYWrapperForOnlyYAndZ.class
);
assertEquals(0, onlyY.onlyY._x);
assertEquals(6, onlyY.onlyY._y);
assertEquals(0, onlyY.onlyY._z);
}
public void testListInclude() throws Exception
{
IncludeForListValuesY result = MAPPER.readValue(
aposToQuotes("{'onlyYs':[{ 'x':1, 'y' : 2, 'z': 3 }]}"),
IncludeForListValuesY.class);
assertEquals(0, result.onlyYs.get(0)._x);
assertEquals(4, result.onlyYs.get(0)._y);
assertEquals(0, result.onlyYs.get(0)._z);
}
public void testMapWrapper() throws Exception
{
MapWrapper result = MAPPER.readValue(aposToQuotes("{'value': {'a': 2, 'b': 3}}"), MapWrapper.class);
assertEquals(2, result.value.get("a").intValue());
assertFalse(result.value.containsKey("b"));
}
public void testMyMap() throws Exception
{
MyMap result = MAPPER.readValue(aposToQuotes("{'a': 2, 'b': 3}"), MyMap.class);
assertEquals("2", result.get("a"));
assertFalse(result.containsKey("b"));
}
public void testForwardReferenceAnySetterComboWithInclude() throws Exception
{
String json = aposToQuotes("{'@id':1, 'foo':2, 'foo2':2, 'bar':{'@id':2, 'foo':1}}");
AnySetterObjectId value = MAPPER.readValue(json, AnySetterObjectId.class);
assertSame(value.values.get("bar"), value.values.get("foo"));
assertNull(value.values.get("foo2"));
}
}
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