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Children.java
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Children.java
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package org.genericsystem.reactor.annotations;
import java.lang.annotation.Annotation;
import java.lang.annotation.ElementType;
import java.lang.annotation.Repeatable;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import java.util.function.BiConsumer;
import org.genericsystem.reactor.Tag;
import org.genericsystem.reactor.annotations.Children.ChildrenGenericProcessor;
import org.genericsystem.reactor.annotations.Children.ChildrenMult;
import org.genericsystem.reactor.annotations.Children.ChildrenProcessor;
import org.genericsystem.reactor.annotations.DirectSelect.AnnotationProcessorNoActionWithContext;
import org.genericsystem.reactor.gscomponents.ExtendedRootTag.GTag;
import org.genericsystem.reactor.gscomponents.ExtendedRootTag.GTagAnnotation;
import org.genericsystem.reactor.gscomponents.ExtendedRootTag.GTagAnnotationContent;
import org.genericsystem.reactor.gscomponents.TagImpl;
/**
* @author Nicolas Feybesse
*
*/
@Retention(RetentionPolicy.RUNTIME)
@Target({ ElementType.TYPE })
@Repeatable(ChildrenMult.class)
@Process(ChildrenProcessor.class)
@GenericProcess(ChildrenGenericProcessor.class)
public @interface Children {
Class<? extends TagImpl>[] path() default {};
Class<? extends TagImpl>[] value();
int[] pos() default {};
@Retention(RetentionPolicy.RUNTIME)
@Target({ ElementType.TYPE })
public @interface ChildrenMult {
Children[] value();
}
public static class ChildrenProcessor implements BiConsumer<Annotation, Tag> {
@Override
public void accept(Annotation annotation, Tag tag) {
tag.getRootTag().processChildren(tag, ((Children) annotation).value());
}
}
public static class ChildrenGenericProcessor implements AnnotationProcessorNoActionWithContext {
@Override
public void setAnnotation(GTag gTag, Annotation annotation) {
gTag.setArrayValueAnnotation(Children.class, null, ((Children) annotation).value(), ((Children) annotation).path(), ((Children) annotation).pos());
}
@Override
public void onRemove(Tag tag, GTagAnnotation gTagAnnotation, GTagAnnotationContent annotationContent) {
tag.getObservableChildren().clear();
}
@Override
public void onAdd(Tag tag, GTagAnnotation gTagAnnotation, GTagAnnotationContent annotationContent) {
tag.getRootTag().processChildren(tag, (Class<? extends TagImpl>[]) annotationContent.getClassArrayContent());
}
}
}