container-search/src/main/java/com/yahoo/search/query/profile/AllReferencesQueryProfileVisitor.java


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// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.search.query.profile;

import com.yahoo.processing.request.CompoundName;
import com.yahoo.search.query.profile.types.FieldDescription;
import com.yahoo.search.query.profile.types.QueryProfileFieldType;
import com.yahoo.search.query.profile.types.QueryProfileType;

import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;

/**
 * @author bratseth
 */
final class AllReferencesQueryProfileVisitor extends PrefixQueryProfileVisitor {

    /** A map of query profile types */
    private Set<CompoundName> references = new HashSet<>();

    public AllReferencesQueryProfileVisitor(CompoundName prefix) {
        super(prefix);
    }

    @Override
    public void onValue(String name, Object value, DimensionBinding binding, QueryProfile owner) {}

    @Override
    public void onQueryProfileInsidePrefix(QueryProfile profile, DimensionBinding binding, QueryProfile owner) {
        references.add(currentPrefix);
    }

    /** Returns the values resulting from this visiting */
    public Set<CompoundName> getResult() { return references; }

    /** Returns false - we are not done until we have seen all */
    public boolean isDone() { return false; }

}