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package com.fasterxml.jackson.databind.ser.filter;
import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
import com.fasterxml.jackson.annotation.JsonIncludeProperties;
import com.fasterxml.jackson.databind.BaseMapTest;
import com.fasterxml.jackson.databind.ObjectMapper;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
public class IncludePropsForSerTest extends BaseMapTest
{
@JsonIncludeProperties({"a", "d"})
static class IncludeSome
{
public int a = 3;
public String b = "x";
public int getC()
{
return -6;
}
public String getD()
{
return "abc";
}
}
@SuppressWarnings("serial")
@JsonIncludeProperties({"@class", "a"})
static class MyMap extends HashMap<String, String> { }
//allow use of @JsonIncludeProperties for properties
static class WrapperWithPropInclude
{
@JsonIncludeProperties({"y"})
public XY value = new XY();
}
static class XY
{
public int x = 1;
public int y = 2;
}
static class WrapperWithPropInclude2
{
@JsonIncludeProperties("x")
public XYZ value = new XYZ();
}
static class WrapperWithPropIgnore
{
@JsonIgnoreProperties("y")
public XYZ value = new XYZ();
}
@JsonIncludeProperties({"x", "y"})
static class XYZ
{
public int x = 1;
public int y = 2;
public int z = 3;
}
// also ought to work without full typing?
static class WrapperWithPropIncludeUntyped
{
@JsonIncludeProperties({"x"})
public Object value = new XYZ();
}
static class MapWrapper
{
@JsonIncludeProperties({"a"})
public final HashMap<String, Integer> value = new HashMap<String, Integer>();
{
value.put("a", 1);
value.put("b", 2);
}
}
// for [databind#1060]
static class IncludeForListValuesXY
{
@JsonIncludeProperties({"x"})
public List<XY> coordinates;
public IncludeForListValuesXY()
{
coordinates = Arrays.asList(new XY());
}
}
static class IncludeForListValuesXYZ
{
@JsonIncludeProperties({"x"})
public List<XYZ> coordinates;
public IncludeForListValuesXYZ()
{
coordinates = Arrays.asList(new XYZ());
}
}
/*
/****************************************************************
/* Unit tests
/****************************************************************
*/
private final ObjectMapper MAPPER = objectMapper();
public void testExplicitIncludeWithBean() throws Exception
{
IncludeSome value = new IncludeSome();
Map<String, Object> result = writeAndMap(MAPPER, value);
assertEquals(2, result.size());
// verify that specified fields are ignored
assertFalse(result.containsKey("b"));
assertFalse(result.containsKey("c"));
// and that others are not
assertEquals(Integer.valueOf(value.a), result.get("a"));
assertEquals(value.getD(), result.get("d"));
}
public void testExplicitIncludeWithMap() throws Exception
{
// test simulating need to filter out metadata like class name
MyMap value = new MyMap();
value.put("a", "b");
value.put("c", "d");
value.put("@class", MyMap.class.getName());
Map<String, Object> result = writeAndMap(MAPPER, value);
assertEquals(2, result.size());
assertEquals(MyMap.class.getName(), result.get("@class"));
assertEquals(value.get("a"), result.get("a"));
}
public void testIncludeViaOnlyProps() throws Exception
{
assertEquals("{\"value\":{\"y\":2}}",
MAPPER.writeValueAsString(new WrapperWithPropInclude()));
}
// Also: should be fine even if nominal type is `java.lang.Object`
public void testIncludeViaPropForUntyped() throws Exception
{
assertEquals("{\"value\":{\"x\":1}}",
MAPPER.writeValueAsString(new WrapperWithPropIncludeUntyped()));
}
public void testIncludeWithMapProperty() throws Exception
{
assertEquals("{\"value\":{\"a\":1}}", MAPPER.writeValueAsString(new MapWrapper()));
}
public void testIncludeViaPropsAndClass() throws Exception
{
assertEquals("{\"value\":{\"x\":1}}",
MAPPER.writeValueAsString(new WrapperWithPropInclude2()));
}
// for [databind#1060]
// Ensure that `@JsonIncludeProperties` applies to POJOs within lists, too
public void testIncludeForListValues() throws Exception
{
// should apply to elements
assertEquals(aposToQuotes("{'coordinates':[{'x':1}]}"),
MAPPER.writeValueAsString(new IncludeForListValuesXY()));
// and combine values too
assertEquals(aposToQuotes("{'coordinates':[{'x':1}]}"),
MAPPER.writeValueAsString(new IncludeForListValuesXYZ()));
}
public void testIgnoreWithInclude() throws Exception
{
assertEquals("{\"value\":{\"x\":1}}", MAPPER.writeValueAsString(new WrapperWithPropIgnore()));
}
}
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