io.honeybadger.com.fasterxml.jackson.annotation.SimpleObjectIdResolver Maven / Gradle / Ivy
package com.fasterxml.jackson.annotation;
import java.util.HashMap;
import java.util.Map;
import com.fasterxml.jackson.annotation.ObjectIdGenerator.IdKey;
/**
* Simple implementation of {@link ObjectIdResolver}
*
* @author Pascal Gélinas
*/
public class SimpleObjectIdResolver implements ObjectIdResolver {
protected Map _items;
public SimpleObjectIdResolver() { }
@Override
public void bindItem(IdKey id, Object ob)
{
if (_items == null) {
_items = new HashMap();
} else if (_items.containsKey(id)) {
throw new IllegalStateException("Already had POJO for id (" + id.key.getClass().getName() + ") [" + id
+ "]");
}
_items.put(id, ob);
}
@Override
public Object resolveId(IdKey id) {
return (_items == null) ? null : _items.get(id);
}
@Override
public boolean canUseFor(ObjectIdResolver resolverType) {
return resolverType.getClass() == getClass();
}
@Override
public ObjectIdResolver newForDeserialization(Object context) {
// 19-Dec-2014, tatu: Important: must re-create without existing mapping; otherwise bindings leak
// (and worse, cause unnecessary memory retention)
return new SimpleObjectIdResolver();
}
}