package com.fasterxml.jackson.module.paranamer;
import com.fasterxml.jackson.databind.*;
import com.fasterxml.jackson.databind.module.SimpleModule;
import com.thoughtworks.paranamer.BytecodeReadingParanamer;
import com.thoughtworks.paranamer.CachingParanamer;
import com.thoughtworks.paranamer.Paranamer;
/**
* Convenience module that registers stand-alone {@link ParanamerOnJacksonAnnotationIntrospector}
* after existing introspectors, to add support for discovering names of
* creator (constructor, factory method) parameters automatically, without
* explicit annotations.
*<p>
* Note that use of this module is optional: the only thing it does is register
* annotation introspector; so you can instead choose to do this from your
* custom module, or directly configure {@link ObjectMapper}.
*/
public class ParanamerModule
extends SimpleModule
{
private static final long serialVersionUID = 1L;
/**
* Caller may specify alternate {@link Paranamer} to use, over
* default <code>BytecodeReadingParanamer</code>
*/
protected final Paranamer _paranamer;
public ParanamerModule() {
this(new CachingParanamer(new BytecodeReadingParanamer()));
}
/**
* @param paranamer Paranamer instance to use for introspection
*/
public ParanamerModule(Paranamer paranamer) {
super(PackageVersion.VERSION);
_paranamer = paranamer;
}
@Override
public void setupModule(Module.SetupContext context)
{
super.setupModule(context);
// Append after other introspectors (instead of before) since
// explicit annotations should have precedence
context.appendAnnotationIntrospector(new ParanamerAnnotationIntrospector(_paranamer));
}
}