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package com.artemis.annotations;

import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;

import com.artemis.EntityFactory;

/**
 * Stickied methods have their parameter values persisted
 * for the duration of the {@link EntityFactory} instance.
 * 
 * After a factory has created the first entity, stickied methods
 * throw an {@link IllegalArgumentException}. Calling {@link EntityFactory#copy()}
 * allows updating stickied values again - until the new factory
 * creates an entity.
 * 
 *
 * @see EntityFactory
 * @see Bind
 * @see UseSetter
 */
@Retention(RetentionPolicy.SOURCE)
@Target(ElementType.METHOD)
@Documented
public @interface Sticky {}