collection.java

xwiki 源码

/**
 * ===================================================================
 *
 * Copyright (c) 2003 Ludovic Dubost, All rights reserved.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details, published at
 * http://www.gnu.org/copyleft/gpl.html or in gpl.txt in the
 * root folder of this distribution.
 *
 * User: ludovic
 * Date: 18 mars 2004
 * Time: 13:34:54
 */

package com.xpn.xwiki.api;

import com.xpn.xwiki.XWikiContext;
import com.xpn.xwiki.XWikiException;
import com.xpn.xwiki.doc.XWikiDocument;
import com.xpn.xwiki.objects.BaseCollection;
import com.xpn.xwiki.objects.BaseProperty;
import com.xpn.xwiki.objects.BaseObject;
import com.xpn.xwiki.objects.PropertyInterface;

import java.util.Iterator;

public abstract class Collection extends Element {

    public Collection(BaseCollection collection, XWikiContext context) {
        super(collection, context);
    }

    protected BaseCollection getCollection() {
        return (BaseCollection) this.element;
    }

    public Class getxWikiClass() {
        return new Class(getCollection().getxWikiClass(context), context);
    }

    public String getName() {
        return getCollection().getName();
    }

    public String getPrettyName() {
        return getCollection().getPrettyName();
    }
    public int getNumber() {
        return getCollection().getNumber();
    }

    public java.lang.Object[] getPropertyNames() {
        return getCollection().getPropertyNames();
    }

    public Element[] getProperties() {
        java.util.Collection coll = getCollection().getFieldList();
        if (coll==null)
            return null;
        Property[] properties = new Property[coll.size()];
        int i=0;
        for (Iterator it = coll.iterator(); it.hasNext();i++) {
            properties[i] = new Property((BaseProperty) it.next(), context);
        }
        return properties;
    }

    public Property getProperty(String name) {
        try {
          PropertyInterface prop = getCollection().get(name);
        if (prop==null)
         return null;

        return new Property((BaseProperty) prop, context);
        } catch (Exception e) {
            return null;
        }
    }

}