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Querqy library for query rewriting: Querqy Core

There is a newer version: 3.18.1

/**
 * 
 */
package querqy.model;

import querqy.model.Clause.Occur;

/**
 * @author René Kriegler, @renekrie
 *
 */
public interface BooleanClause extends Node {

    BooleanClause clone(BooleanQuery newParent);
    BooleanClause clone(BooleanQuery newParent, boolean generated);
    BooleanClause clone(BooleanQuery newParent, Occur occur);
    BooleanClause clone(BooleanQuery newParent, Occur occur, boolean generated);
    Occur getOccur();

}