25 lines
819 B
Java
25 lines
819 B
Java
package org.gcube.informationsystem.types.annotations;
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import java.lang.annotation.ElementType;
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import java.lang.annotation.Retention;
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import java.lang.annotation.RetentionPolicy;
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import java.lang.annotation.Target;
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import org.gcube.informationsystem.model.reference.entities.Entity;
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import org.gcube.informationsystem.model.reference.relations.Relation;
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/**
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* It indicates that the {@link Entity} or the {@link Relation} is abstract and
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* cannot be instantiated.
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* This is needed because the type definition is made with interface so that
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* even used the java abstract keyword is useless because it cannot be retrieved
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* using reflection (interfaces are always abstract)
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*
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* @author Luca Frosini (ISTI - CNR)
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*/
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@Target(ElementType.TYPE)
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@Retention(RetentionPolicy.RUNTIME)
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public @interface Abstract {
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}
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