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A Java persistence layer based on JOOQ for high performance and business flow support.

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package com.kenshoo.pl.entity.internal;

import com.kenshoo.pl.entity.EntityField;
import com.kenshoo.pl.entity.EntityType;
import com.kenshoo.pl.entity.Hierarchy;

import java.util.Collection;
import java.util.function.Predicate;

import static java.util.Collections.emptyList;


public class IsFieldReferringToParent> implements Predicate> {

    private final Collection> childFieldsReferringToParent;

    public IsFieldReferringToParent(Hierarchy hierarchy, EntityType child) {
        childFieldsReferringToParent = hierarchy.getParent(child).map(parent -> child.getKeyTo(parent).from())
                .orElse(emptyList());
    }

    @Override
    public boolean test(EntityField field) {
        return childFieldsReferringToParent.contains(field);
    }

}




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