jadex.transformation.jsonserializer.processors.JsonReferenceProcessor Maven / Gradle / Ivy

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package jadex.transformation.jsonserializer.processors;

import java.lang.reflect.Type;
import java.util.List;

import com.eclipsesource.json.JsonObject;

import jadex.common.transformation.IStringConverter;
import jadex.common.transformation.traverser.ITraverseProcessor;
import jadex.common.transformation.traverser.Traverser;
import jadex.common.transformation.traverser.Traverser.MODE;
import jadex.transformation.jsonserializer.JsonTraverser;

/**
 * 
 */
public class JsonReferenceProcessor implements ITraverseProcessor
{
	/**
	 *  Test if the processor is applicable.
	 *  @param object The object.
	 *  @param targetcl	If not null, the traverser should make sure that the result object is compatible with the class loader,
	 *    e.g. by cloning the object using the class loaded from the target class loader.
	 *  @return True, if is applicable. 
	 */
	public boolean isApplicable(Object object, Type type, ClassLoader targetcl, Object context)
	{
		return object instanceof JsonObject && ((JsonObject)object).get(JsonTraverser.REFERENCE_MARKER)!=null;
	}
	
	/**
	 *  Process an object.
	 *  @param object The object.
	 * @param targetcl	If not null, the traverser should make sure that the result object is compatible with the class loader,
	 *    e.g. by cloning the object using the class loaded from the target class loader.
	 *  @return The processed object.
	 */
	public Object process(Object object, Type type, Traverser traverser, List conversionprocessors, List processors, IStringConverter converter, MODE mode, ClassLoader targetcl, Object context)
	{
		JsonObject obj = (JsonObject)object;
		
		int num = obj.getInt(JsonTraverser.REFERENCE_MARKER, 0);

		return ((JsonReadContext)context).getKnownObject(num);
//		return traversed.get(Integer.valueOf(num));
	}
}