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/**
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* Copyright (C) 2007 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.cdm.persistence.dao.taxon.tmp;
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import java.util.UUID;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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import eu.etaxonomy.cdm.model.common.ITreeNode;
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/**
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* Preliminary class which represents a filter for an export on a CdmBase object, combined
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* with a logical operation.
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* Added to an existing filter it may e.g. allow operations like "filter1 or filter(TaxonNode:123)"
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* It includes the logical operators as enums.
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*
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* @author a.mueller
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*
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*/
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public class LogicFilter<T extends CdmBase> {
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public enum Op{
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OR, AND, NOT;
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// OR(" OR "), AND(" AND "), NOT(" NOT ");
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// String str;
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//
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// private Op(String opStr){
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// str = opStr;
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// }
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}
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private static final Op defaultOperator = Op.OR;
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private Op operator = defaultOperator;
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private UUID uuid;
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private String treeIndex;
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public LogicFilter(T cdmBase){
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this(cdmBase, defaultOperator);
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}
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public LogicFilter(T cdmBase, Op operator){
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if (cdmBase == null){
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throw new IllegalArgumentException("Null object not allowed as filter criteria");
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}
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if (operator == null){
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operator = defaultOperator;
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}
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this.uuid = cdmBase.getUuid();
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this.operator = operator;
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CdmBase cdmBase2 = CdmBase.deproxy(cdmBase, CdmBase.class);
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if (cdmBase2 instanceof ITreeNode){
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this.treeIndex = ((ITreeNode<?>)cdmBase2).treeIndex();
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}
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}
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public Op getOperator() {
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return operator;
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}
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public UUID getUuid() {
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return uuid;
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}
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public String getTreeIndex() {
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return treeIndex;
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}
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}
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