group.java

联合国农粮署牵头开发的geonetwork源代码最新版

//=============================================================================
//===	Copyright (C) 2001-2007 Food and Agriculture Organization of the
//===	United Nations (FAO-UN), United Nations World Food Programme (WFP)
//===	and United Nations Environment Programme (UNEP)
//===
//===	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.
//===
//===	You should have received a copy of the GNU General Public License
//===	along with this program; if not, write to the Free Software
//===	Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
//===
//===	Contact: Jeroen Ticheler - FAO - Viale delle Terme di Caracalla 2,
//===	Rome - Italy. email: [e-mail]
//==============================================================================

package org.fao.geonet.kernel.harvest.harvester.geonet;

import jeeves.exceptions.BadInputEx;
import jeeves.exceptions.BadParameterEx;
import jeeves.exceptions.MissingParameterEx;
import org.jdom.Element;

//=============================================================================

class Group
{
	//---------------------------------------------------------------------------
	//---
	//--- Constructor
	//---
	//---------------------------------------------------------------------------

	Group() {}

	//---------------------------------------------------------------------------

	public Group(Element group) throws BadInputEx
	{
		name = group.getAttributeValue("name");

		if (name == null)
			throw new MissingParameterEx("attribute:name", group);

		String t = group.getAttributeValue("policy");

		if (t == null)
			throw new MissingParameterEx("attribute:policy", group);

		policy = CopyPolicy.parse(t);

		if (policy == null)
			throw new BadParameterEx("attribute:policy", policy);

		//--- '1' is the 'All' group

		if (policy == CopyPolicy.COPY_TO_INTRANET && !isAllGroup())
			throw new BadParameterEx("attribute:policy", policy);

		if (policy == CopyPolicy.CREATE_AND_COPY && isAllGroup())
			throw new BadParameterEx("attribute:policy", policy);
	}

	//---------------------------------------------------------------------------
	//---
	//--- API methods
	//---
	//---------------------------------------------------------------------------

	public Group copy()
	{
		Group m = new Group();

		m.name   = name;
		m.policy = policy;

		return m;
	}

	//---------------------------------------------------------------------------

	public boolean isAllGroup() { return name.equals("all"); }

	//---------------------------------------------------------------------------
	//---
	//--- Variables
	//---
	//---------------------------------------------------------------------------

	public String     name;
	public CopyPolicy policy;

	//---------------------------------------------------------------------------
	//---
	//--- CopyType
	//---
	//---------------------------------------------------------------------------

	public enum CopyPolicy
	{
		COPY("copy"),
		CREATE_AND_COPY("createAndCopy"),
		COPY_TO_INTRANET("copyToIntranet");

		//------------------------------------------------------------------------

		private CopyPolicy(String policy) { this.policy = policy; }

		//------------------------------------------------------------------------

		public String toString() { return policy; }

		//------------------------------------------------------------------------

		public static CopyPolicy parse(String policy)
		{
			if (policy.equals(COPY            .toString())) return COPY;
			if (policy.equals(CREATE_AND_COPY .toString())) return CREATE_AND_COPY;
			if (policy.equals(COPY_TO_INTRANET.toString())) return COPY_TO_INTRANET;

			return null;
		}

		//------------------------------------------------------------------------

		private String policy;
	}
}

//=============================================================================