io.honeybadger.com.fasterxml.jackson.databind.util.JSONWrappedObject Maven / Gradle / Ivy
package com.fasterxml.jackson.databind.util;
import java.io.IOException;
import com.fasterxml.jackson.core.*;
import com.fasterxml.jackson.databind.*;
import com.fasterxml.jackson.databind.jsontype.TypeSerializer;
/**
* General-purpose wrapper class that can be used to decorate serialized
* value with arbitrary literal prefix and suffix. This can be used for
* example to construct arbitrary Javascript values (similar to how basic
* function name and parenthesis are used with JSONP).
*
* @see com.fasterxml.jackson.databind.util.JSONPObject
*/
public class JSONWrappedObject implements JsonSerializable
{
/**
* Literal String to output before serialized value.
* Will not be quoted when serializing value.
*/
protected final String _prefix;
/**
* Literal String to output after serialized value.
* Will not be quoted when serializing value.
*/
protected final String _suffix;
/**
* Value to be serialized as JSONP padded; can be null.
*/
protected final Object _value;
/**
* Optional static type to use for serialization; if null, runtime
* type is used. Can be used to specify declared type which defines
* serializer to use, as well as aspects of extra type information
* to include (if any).
*/
protected final JavaType _serializationType;
public JSONWrappedObject(String prefix, String suffix, Object value) {
this(prefix, suffix, value, (JavaType) null);
}
/**
* Constructor that should be used when specific serialization type to use
* is important, and needs to be passed instead of just using runtime
* (type-erased) type of the value.
*/
public JSONWrappedObject(String prefix, String suffix, Object value, JavaType asType)
{
_prefix = prefix;
_suffix = suffix;
_value = value;
_serializationType = asType;
}
/*
/**************************************************************
/* JsonSerializable(WithType) implementation
/**************************************************************
*/
@Override
public void serializeWithType(JsonGenerator jgen, SerializerProvider provider, TypeSerializer typeSer)
throws IOException, JsonProcessingException
{
// No type for JSONP wrapping: value serializer will handle typing for value:
serialize(jgen, provider);
}
@Override
public void serialize(JsonGenerator jgen, SerializerProvider provider)
throws IOException, JsonProcessingException
{
// First, wrapping:
if (_prefix != null) jgen.writeRaw(_prefix);
if (_value == null) {
provider.defaultSerializeNull(jgen);
} else if (_serializationType != null) {
provider.findTypedValueSerializer(_serializationType, true, null).serialize(_value, jgen, provider);
} else {
Class cls = _value.getClass();
provider.findTypedValueSerializer(cls, true, null).serialize(_value, jgen, provider);
}
if (_suffix != null) jgen.writeRaw(_suffix);
}
/*
/**************************************************************
/* Accessors
/**************************************************************
*/
public String getPrefix() { return _prefix; }
public String getSuffix() { return _suffix; }
public Object getValue() { return _value; }
public JavaType getSerializationType() { return _serializationType; }
}