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com.fasterxml.jackson.module.afterburner.ser.ObjectMethodPropertyWriter Maven / Gradle / Ivy
Jackson (https://github.com/FasterXML/jackson) extension module
used to enhance performance using bytecode generation to replace use of Reflection for
field access and method calls
package com.fasterxml.jackson.module.afterburner.ser;
import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.SerializerProvider;
import com.fasterxml.jackson.databind.ser.BeanPropertyWriter;
import com.fasterxml.jackson.databind.ser.impl.PropertySerializerMap;
public class ObjectMethodPropertyWriter
extends OptimizedBeanPropertyWriter
{
private static final long serialVersionUID = 1L;
public ObjectMethodPropertyWriter(BeanPropertyWriter src, BeanPropertyAccessor acc, int index,
JsonSerializer ser) {
super(src, acc, index, ser);
}
@Override
public BeanPropertyWriter withSerializer(JsonSerializer ser) {
return new ObjectMethodPropertyWriter(this, _propertyAccessor, _propertyIndex, ser);
}
@Override
public ObjectMethodPropertyWriter withAccessor(BeanPropertyAccessor acc) {
if (acc == null) throw new IllegalArgumentException();
return new ObjectMethodPropertyWriter(this, acc, _propertyIndex, _serializer);
}
/*
/**********************************************************
/* Overrides
/**********************************************************
*/
@Override
public final void serializeAsField(Object bean, JsonGenerator gen, SerializerProvider prov) throws Exception
{
if (broken) {
fallbackWriter.serializeAsField(bean, gen, prov);
return;
}
Object value;
try {
value = _propertyAccessor.objectGetter(bean, _propertyIndex);
} catch (Throwable t) {
_handleProblem(bean, gen, prov, t, false);
return;
}
// Null (etc) handling; copied from super-class impl
if (value == null) {
if (_nullSerializer != null) {
gen.writeFieldName(_fastName);
_nullSerializer.serialize(null, gen, prov);
} else if (!_suppressNulls) {
gen.writeFieldName(_fastName);
prov.defaultSerializeNull(gen);
}
return;
}
JsonSerializer ser = _serializer;
if (ser == null) {
Class cls = value.getClass();
PropertySerializerMap map = _dynamicSerializers;
ser = map.serializerFor(cls);
if (ser == null) {
ser = _findAndAddDynamic(map, cls, prov);
}
}
if (_suppressableValue != null) {
if (MARKER_FOR_EMPTY == _suppressableValue) {
if (ser.isEmpty(prov, value)) {
return;
}
} else if (_suppressableValue.equals(value)) {
return;
}
}
if (value == bean) {
// three choices: exception; handled by call; or pass-through
if (_handleSelfReference(bean, gen, prov, ser)) {
return;
}
}
gen.writeFieldName(_fastName);
if (_typeSerializer == null) {
ser.serialize(value, gen, prov);
} else {
ser.serializeWithType(value, gen, prov, _typeSerializer);
}
}
@Override
public final void serializeAsElement(Object bean, JsonGenerator gen, SerializerProvider prov) throws Exception
{
if (broken) {
fallbackWriter.serializeAsElement(bean, gen, prov);
return;
}
Object value;
try {
value = _propertyAccessor.objectGetter(bean, _propertyIndex);
} catch (Throwable t) {
_handleProblem(bean, gen, prov, t, true);
return;
}
// Null (etc) handling; copied from super-class impl
if (value == null) {
if (_nullSerializer != null) {
_nullSerializer.serialize(null, gen, prov);
} else if (_suppressNulls) {
serializeAsPlaceholder(bean, gen, prov);
} else {
prov.defaultSerializeNull(gen);
}
return;
}
JsonSerializer ser = _serializer;
if (ser == null) {
Class cls = value.getClass();
PropertySerializerMap map = _dynamicSerializers;
ser = map.serializerFor(cls);
if (ser == null) {
ser = _findAndAddDynamic(map, cls, prov);
}
}
if (_suppressableValue != null) {
if (MARKER_FOR_EMPTY == _suppressableValue) {
if (ser.isEmpty(prov, value)) {
serializeAsPlaceholder(bean, gen, prov);
return;
}
} else if (_suppressableValue.equals(value)) {
serializeAsPlaceholder(bean, gen, prov);
return;
}
}
if (value == bean) {
// three choices: exception; handled by call; or pass-through
if (_handleSelfReference(bean, gen, prov, ser)) {
return;
}
}
if (_typeSerializer == null) {
ser.serialize(value, gen, prov);
} else {
ser.serializeWithType(value, gen, prov, _typeSerializer);
}
}
}
