package com.fasterxml.jackson.databind.creators;
import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JacksonInject;
import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.core.JsonToken;
import com.fasterxml.jackson.databind.*;
import com.fasterxml.jackson.databind.util.TokenBuffer;
public class TestCreatorsDelegating extends BaseMapTest
{
static class BooleanBean
{
protected Boolean value;
public BooleanBean(Boolean v) { value = v; }
@JsonCreator
protected static BooleanBean create(Boolean value) {
return new BooleanBean(value);
}
}
// for [JACKSON-711]; should allow delegate-based one(s) too
static class CtorBean711
{
protected String name;
protected int age;
@JsonCreator
public CtorBean711(@JacksonInject String n, int a)
{
name = n;
age = a;
}
}
// for [JACKSON-711]; should allow delegate-based one(s) too
static class FactoryBean711
{
protected String name1;
protected String name2;
protected int age;
private FactoryBean711(int a, String n1, String n2) {
age = a;
name1 = n1;
name2 = n2;
}
@JsonCreator
public static FactoryBean711 create(@JacksonInject String n1, int a, @JacksonInject String n2) {
return new FactoryBean711(a, n1, n2);
}
}
static class Value592
{
protected Object stuff;
protected Value592(Object ob, boolean bogus) {
stuff = ob;
}
@JsonCreator
public static Value592 from(TokenBuffer buffer) {
return new Value592(buffer, false);
}
}
/*
/**********************************************************
/* Unit tests
/**********************************************************
*/
public void testBooleanDelegate() throws Exception
{
ObjectMapper m = new ObjectMapper();
// should obviously work with booleans...
BooleanBean bb = m.readValue("true", BooleanBean.class);
assertEquals(Boolean.TRUE, bb.value);
// but also with value conversion from String
bb = m.readValue(quote("true"), BooleanBean.class);
assertEquals(Boolean.TRUE, bb.value);
}
// As per [JACKSON-711]: should also work with delegate model (single non-annotated arg)
public void testWithCtorAndDelegate() throws Exception
{
ObjectMapper mapper = new ObjectMapper();
mapper.setInjectableValues(new InjectableValues.Std()
.addValue(String.class, "Pooka")
);
CtorBean711 bean = null;
try {
bean = mapper.readValue("38", CtorBean711.class);
} catch (JsonMappingException e) {
fail("Did not expect problems, got: "+e.getMessage());
}
assertEquals(38, bean.age);
assertEquals("Pooka", bean.name);
}
public void testWithFactoryAndDelegate() throws Exception
{
ObjectMapper mapper = new ObjectMapper();
mapper.setInjectableValues(new InjectableValues.Std()
.addValue(String.class, "Fygar")
);
FactoryBean711 bean = null;
try {
bean = mapper.readValue("38", FactoryBean711.class);
} catch (JsonMappingException e) {
fail("Did not expect problems, got: "+e.getMessage());
}
assertEquals(38, bean.age);
assertEquals("Fygar", bean.name1);
assertEquals("Fygar", bean.name2);
}
// [databind#592]
public void testDelegateWithTokenBuffer() throws Exception
{
ObjectMapper mapper = new ObjectMapper();
Value592 value = mapper.readValue("{\"a\":1,\"b\":2}", Value592.class);
assertNotNull(value);
Object ob = value.stuff;
assertEquals(TokenBuffer.class, ob.getClass());
JsonParser jp = ((TokenBuffer) ob).asParser();
assertToken(JsonToken.START_OBJECT, jp.nextToken());
assertToken(JsonToken.FIELD_NAME, jp.nextToken());
assertEquals("a", jp.getCurrentName());
assertToken(JsonToken.VALUE_NUMBER_INT, jp.nextToken());
assertEquals(1, jp.getIntValue());
assertToken(JsonToken.FIELD_NAME, jp.nextToken());
assertEquals("b", jp.getCurrentName());
assertToken(JsonToken.VALUE_NUMBER_INT, jp.nextToken());
assertEquals(2, jp.getIntValue());
assertToken(JsonToken.END_OBJECT, jp.nextToken());
jp.close();
}
}