84 lines
2.9 KiB
Java
Executable File
84 lines
2.9 KiB
Java
Executable File
/*
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* Copyright (C) 2001-2004 Red Hat Inc. All Rights Reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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package com.arsdigita.london.util;
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import com.arsdigita.categorization.Category;
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import com.arsdigita.persistence.SessionManager;
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import com.arsdigita.domain.DomainServiceInterfaceExposer;
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import com.arsdigita.domain.DomainCollection;
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import java.util.Map;
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import java.util.HashMap;
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import java.util.TreeMap;
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import java.math.BigDecimal;
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import org.apache.log4j.Logger;
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public class Categorization {
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private static final Logger s_log = Logger.getLogger(Categorization.class);
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/**
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* Retrieves the category subtree for the given root.
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* The returned map has String objects for full path
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* name as keys, and Category objects as values
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*/
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public static Map categorySubtreePath(Category root) {
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return categorySubtreePath(root, " > ");
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}
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/**
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*/
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public static Map categorySubtreePath(Category root, String join) {
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DomainCollection cats = new DomainCollection(
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SessionManager.getSession().retrieve(Category.BASE_DATA_OBJECT_TYPE)
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);
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cats.addFilter("defaultAncestors like :ancestors")
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.set("ancestors",
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((String)DomainServiceInterfaceExposer
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.get(root, "defaultAncestors")) + "%");
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cats.addEqualsFilter("parents.link.isDefault", Boolean.TRUE);
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cats.addOrder("defaultAncestors");
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cats.addPath("parents.id");
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Map path2cat = new TreeMap();
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Map cat2path = new HashMap();
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path2cat.put(root.getName(), root);
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cat2path.put(root.getID(), root.getName());
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while (cats.next()) {
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Category cat = (Category)cats.getDomainObject();
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BigDecimal parent = (BigDecimal)cats.get("parents.id");
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if (parent == null) {
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path2cat.put(cat.getName(), cat);
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cat2path.put(cat.getID(), cat.getName());
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} else {
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String parentPath = (String)cat2path.get(parent);
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String path = parentPath + join + cat.getName();
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path2cat.put(path, cat);
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cat2path.put(cat.getID(), path);
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}
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}
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return path2cat;
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}
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}
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