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svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.plugin / org.gvsig.app / org.gvsig.app.mainplugin / src / main / java / org / gvsig / app / gui / filter / ExpressionDataSource.java @ 40558

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/**
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 * gvSIG. Desktop Geographic Information System.
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 *
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 * Copyright (C) 2007-2013 gvSIG Association.
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 *
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 * This program is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU General Public License
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 * as published by the Free Software Foundation; either version 3
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 * of the License, or (at your option) any later version.
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 *
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 * This program 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
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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 * MA  02110-1301, USA.
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 *
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 * For any additional information, do not hesitate to contact us
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 * at info AT gvsig.com, or visit our website www.gvsig.com.
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 */
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package org.gvsig.app.gui.filter;
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/**
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 * DOCUMENT ME!
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 *
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 * @author $author$
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 * @version $Revision: 29596 $
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 */
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public interface ExpressionDataSource {
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        /**
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         * DOCUMENT ME!
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         *
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         * @param row DOCUMENT ME!
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         * @param idField DOCUMENT ME!
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         *
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         * @return DOCUMENT ME!
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         *
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         * @throws FilterException DOCUMENT ME!
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         */
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        public Object getFieldValue(int row, int idField) throws FilterException;
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        /**
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         * DOCUMENT ME!
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         *
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         * @return DOCUMENT ME!
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         *
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         * @throws FilterException DOCUMENT ME!
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         */
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        public int getFieldCount() throws FilterException;
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        /**
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         * DOCUMENT ME!
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         *
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         * @param idField DOCUMENT ME!
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         *
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         * @return DOCUMENT ME!
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         *
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         * @throws FilterException DOCUMENT ME!
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         */
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        public String getFieldName(int idField) throws FilterException;
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        /**
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         * DOCUMENT ME!
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         *
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         * @return DOCUMENT ME!
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         *
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         * @throws FilterException DOCUMENT ME!
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         */
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        public int getRowCount() throws FilterException;
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        /**
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         * DOCUMENT ME!
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         *
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         * @return DOCUMENT ME!
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         */
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        public String getDataSourceName();
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//    public void start() throws ReadDriverException;
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//    public void stop() throws ReadDriverException;
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}